FirebaseAuth-Swift.h

#if 0
#elif defined(__arm64__) && __arm64__
// Copyright 2026 Google LLC
// Copied from Firebase iOS SDK 12.17.0.

// Generated by Apple Swift version 6.2.3 effective-5.10 (swiftlang-6.2.3.3.21
// clang-1700.6.3.2)
#ifndef FIREBASEAUTH_SWIFT_H
#define FIREBASEAUTH_SWIFT_H
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wgcc-compat"

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#include <swift/objc-prologue.h>
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#pragma clang diagnostic ignored "-Wauto-import"
#if defined(__OBJC__)
#include <Foundation/Foundation.h>
#endif
#if defined(__cplusplus)
#include <stdlib.h>

#include <cstdbool>
#include <cstddef>
#include <cstdint>
#include <cstring>
#include <new>
#include <type_traits>
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#include <stdbool.h>
#include <stddef.h>
#include <stdint.h>
#include <string.h>
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#if defined(__cplusplus)
#pragma clang diagnostic push
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#pragma clang diagnostic push
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#ifndef __ptrauth_swift_value_witness_function_pointer
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#if __has_warning("-Watimport-in-framework-header")
#pragma clang diagnostic ignored "-Watimport-in-framework-header"
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@import FirebaseAuthInterop;
@import Foundation;
@import ObjectiveC;
@import UIKit;
#endif

#endif
#pragma clang diagnostic ignored "-Wproperty-attribute-mismatch"
#pragma clang diagnostic ignored "-Wduplicate-method-arg"
#if __has_warning("-Wpragma-clang-attribute")
#pragma clang diagnostic ignored "-Wpragma-clang-attribute"
#endif
#pragma clang diagnostic ignored "-Wunknown-pragmas"
#pragma clang diagnostic ignored "-Wnullability"
#pragma clang diagnostic ignored "-Wdollar-in-identifier-extension"
#pragma clang diagnostic ignored "-Wunsafe-buffer-usage"

#if __has_attribute(external_source_symbol)
#pragma push_macro("any")
#undef any
#pragma clang attribute push(                                          \
    __attribute__((external_source_symbol(language = "Swift",          \
                                          defined_in = "FirebaseAuth", \
                                          generated_declaration))),    \
    apply_to =                                                         \
        any(function, enum, objc_interface, objc_category, objc_protocol))
#pragma pop_macro("any")
#endif

#if defined(__OBJC__)

enum FIRActionCodeOperation : NSInteger;
@class NSString;
/// Manages information regarding action codes.
SWIFT_CLASS_NAMED("ActionCodeInfo")
@interface FIRActionCodeInfo : NSObject
/// The operation being performed.
@property(nonatomic, readonly) enum FIRActionCodeOperation operation;
/// The email address to which the code was sent. The new email address in the
/// case of <code>ActionCodeOperation.recoverEmail</code>.
@property(nonatomic, readonly, copy) NSString* _Nonnull email;
/// The email that is being recovered in the case of
/// <code>ActionCodeOperation.recoverEmail</code>.
@property(nonatomic, readonly, copy) NSString* _Nullable previousEmail;
- (nonnull instancetype)init SWIFT_UNAVAILABLE;
+ (nonnull instancetype)new SWIFT_UNAVAILABLE_MSG("-init is unavailable");
@end

/// Operations which can be performed with action codes.
typedef SWIFT_ENUM_NAMED(NSInteger, FIRActionCodeOperation,
                         "ActionCodeOperation", open){
    /// Action code for unknown operation.
    FIRActionCodeOperationUnknown = 0,
    /// Action code for password reset operation.
    FIRActionCodeOperationPasswordReset = 1,
    /// Action code for verify email operation.
    FIRActionCodeOperationVerifyEmail = 2,
    /// Action code for recover email operation.
    FIRActionCodeOperationRecoverEmail = 3,
    /// Action code for email link operation.
    FIRActionCodeOperationEmailLink = 4,
    /// Action code for verifying and changing email.
    FIRActionCodeOperationVerifyAndChangeEmail = 5,
    /// Action code for reverting second factor addition.
    FIRActionCodeOperationRevertSecondFactorAddition = 6,
};

@class NSURL;
/// Used to set and retrieve settings related to handling action codes.
SWIFT_CLASS_NAMED("ActionCodeSettings")
@interface FIRActionCodeSettings : NSObject
/// This URL represents the state/Continue URL in the form of a universal link.
/// This URL can should be constructed as a universal link that would either
/// directly open the app where the action code would be handled or continue to
/// the app after the action code is handled by Firebase.
@property(nonatomic, copy) NSURL* _Nullable URL;
/// Indicates whether the action code link will open the app directly or after
/// being redirected from a Firebase owned web widget.
@property(nonatomic) BOOL handleCodeInApp;
/// The iOS bundle ID, if available. The default value is the current app’s
/// bundle ID.
@property(nonatomic, copy) NSString* _Nullable iOSBundleID;
/// The Android package name, if available.
@property(nonatomic, copy) NSString* _Nullable androidPackageName;
/// The minimum Android version supported, if available.
@property(nonatomic, copy) NSString* _Nullable androidMinimumVersion;
/// Indicates whether the Android app should be installed on a device where it
/// is not available.
@property(nonatomic) BOOL androidInstallIfNotAvailable;
/// The out of band custom domain for handling code in app.
@property(nonatomic, copy) NSString* _Nullable linkDomain;
/// Sets the iOS bundle ID.
- (nonnull instancetype)init OBJC_DESIGNATED_INITIALIZER;
/// Sets the Android package name, the flag to indicate whether or not to
/// install the app, and the minimum Android version supported. If
/// <code>installIfNotAvailable</code> is set to <code>true</code> and the link
/// is opened on an android device, it will try to install the app if not
/// already available. Otherwise the web URL is used.
/// \param androidPackageName The Android package name.
///
/// \param installIfNotAvailable Indicates whether or not the app should be
/// installed if not available.
///
/// \param minimumVersion The minimum version of Android supported.
///
- (void)setAndroidPackageName:(NSString* _Nonnull)androidPackageName
        installIfNotAvailable:(BOOL)installIfNotAvailable
               minimumVersion:(NSString* _Nullable)minimumVersion;
@end

/// This class will allow developers to easily extract information about out of
/// band links.
SWIFT_CLASS_NAMED("ActionCodeURL")
@interface FIRActionCodeURL : NSObject
/// Returns the API key from the link. nil, if not provided.
@property(nonatomic, readonly, copy) NSString* _Nullable APIKey;
/// Returns the mode of oob action.
/// The property will be of <code>ActionCodeOperation</code> type.
/// It will return <code>.unknown</code> if no oob action is provided.
@property(nonatomic, readonly) enum FIRActionCodeOperation operation;
/// Returns the email action code from the link. nil, if not provided.
@property(nonatomic, readonly, copy) NSString* _Nullable code;
/// Returns the continue URL from the link. nil, if not provided.
@property(nonatomic, readonly, copy) NSURL* _Nullable continueURL;
/// Returns the language code from the link. nil, if not provided.
@property(nonatomic, readonly, copy) NSString* _Nullable languageCode;
/// Construct an <code>ActionCodeURL</code> from an out of band link (e.g. email
/// link).
/// \param link The oob link string used to construct the action code URL.
///
///
/// returns:
/// The ActionCodeURL object constructed based on the oob link provided.
- (nullable instancetype)actionCodeURLWithLink:(NSString* _Nonnull)link
    OBJC_DESIGNATED_INITIALIZER SWIFT_METHOD_FAMILY(init);
- (nonnull instancetype)init SWIFT_UNAVAILABLE;
+ (nonnull instancetype)new SWIFT_UNAVAILABLE_MSG("-init is unavailable");
@end

@class NSCoder;
SWIFT_CLASS_NAMED("AdditionalUserInfo")
@interface FIRAdditionalUserInfo : NSObject
/// The provider identifier.
@property(nonatomic, readonly, copy) NSString* _Nonnull providerID;
/// Dictionary containing the additional IdP specific information.
@property(nonatomic, readonly, copy)
    NSDictionary<NSString*, id>* _Nullable profile;
/// The name of the user.
@property(nonatomic, readonly, copy) NSString* _Nullable username;
/// Indicates whether or not the current user was signed in for the first time.
@property(nonatomic, readonly) BOOL isNewUser;
/// Indicates whether or not the current user was signed in for the first time.
- (BOOL)newUser SWIFT_WARN_UNUSED_RESULT;
SWIFT_CLASS_PROPERTY(@property(nonatomic, class, readonly)
                         BOOL supportsSecureCoding;)
+ (BOOL)supportsSecureCoding SWIFT_WARN_UNUSED_RESULT;
- (nullable instancetype)initWithCoder:(NSCoder* _Nonnull)aDecoder
    OBJC_DESIGNATED_INITIALIZER;
- (void)encodeWithCoder:(NSCoder* _Nonnull)aCoder;
- (nonnull instancetype)init SWIFT_UNAVAILABLE;
+ (nonnull instancetype)new SWIFT_UNAVAILABLE_MSG("-init is unavailable");
@end

@interface FIRAdditionalUserInfo (SWIFT_EXTENSION (FirebaseAuth)) <
    NSSecureCoding>
@end

@class FIRApp;
@class FIRUser;
@class FIRAuthSettings;
@class FIRAuthDataResult;
@protocol FIRFederatedAuthProvider;
@protocol FIRAuthUIDelegate;
@class FIRAuthCredential;
@protocol NSObject;
@class NSError;
@class NSData;
enum FIRAuthAPNSTokenType : NSInteger;
/// Manages authentication for Firebase apps.
/// This class is thread-safe.
SWIFT_CLASS_NAMED("Auth")
@interface FIRAuth : NSObject
/// Gets the auth object for the default Firebase app.
/// The default Firebase app must have already been configured or an exception
/// will be raised.
+ (FIRAuth* _Nonnull)auth SWIFT_WARN_UNUSED_RESULT;
/// Gets the auth object for a <code>FirebaseApp</code>.
/// \param app The app for which to retrieve the associated <code>Auth</code>
/// instance.
///
///
/// returns:
/// The <code>Auth</code> instance associated with the given app.
+ (FIRAuth* _Nonnull)authWithApp:(FIRApp* _Nonnull)app SWIFT_WARN_UNUSED_RESULT;
/// Gets the <code>FirebaseApp</code> object that this auth object is connected
/// to.
@property(nonatomic, readonly, weak) FIRApp* _Nullable app;
/// Synchronously gets the cached current user, or null if there is none.
@property(nonatomic, readonly, strong) FIRUser* _Nullable currentUser;
/// The current user language code.
/// This property can be set to the app’s current language by
/// calling <code>useAppLanguage()</code>.
/// The string used to set this property must be a language code that follows
/// BCP 47.
@property(nonatomic, copy) NSString* _Nullable languageCode;
/// Contains settings related to the auth object.
@property(nonatomic, strong) FIRAuthSettings* _Nullable settings;
/// The current user access group that the Auth instance is using.
/// Default is <code>nil</code>.
@property(nonatomic, readonly, copy) NSString* _Nullable userAccessGroup;
/// Contains shareAuthStateAcrossDevices setting related to the auth object.
/// If userAccessGroup is not set, setting shareAuthStateAcrossDevices will
/// have no effect. You should set shareAuthStateAcrossDevices to its desired
/// state and then set the userAccessGroup after.
@property(nonatomic) BOOL shareAuthStateAcrossDevices;
/// The tenant ID of the auth instance. <code>nil</code> if none is available.
@property(nonatomic, copy) NSString* _Nullable tenantID;
/// The custom authentication domain used to handle all sign-in redirects.
/// End-users will see
/// this domain when signing in. This domain must be allowlisted in the Firebase
/// Console.
@property(nonatomic, copy) NSString* _Nullable customAuthDomain;
/// Sets the <code>currentUser</code> on the receiver to the provided user
/// object.
/// \param user The user object to be set as the current user of the calling
/// Auth instance.
///
/// \param completion Optionally; a block invoked after the user of the calling
/// Auth instance has been updated or an error was encountered.
///
- (void)updateCurrentUser:(FIRUser* _Nullable)user
               completion:(void (^_Nullable)(NSError* _Nullable))completion;
/// [Deprecated] Fetches the list of all sign-in methods previously used for the
/// provided email address. This method returns an empty list when <a
/// href="https://cloud.google.com/identity-platform/docs/admin/email-enumeration-protection">Email
/// Enumeration Protection</a> is enabled, irrespective of the number of
/// authentication methods available for the given email. Possible error codes:
/// <code>AuthErrorCodeInvalidEmail</code> - Indicates the email address is
/// malformed.
/// \param email The email address for which to obtain a list of sign-in
/// methods.
///
/// \param completion Optionally; a block which is invoked when the list of sign
/// in methods for the specified email address is ready or an error was
/// encountered. Invoked asynchronously on the main thread in the future.
///
- (void)fetchSignInMethodsForEmail:(NSString* _Nonnull)email
                        completion:
                            (void (^_Nullable)(NSArray<NSString*>* _Nullable,
                                               NSError* _Nullable))completion
    SWIFT_DEPRECATED_MSG(
        "`fetchSignInMethods` is deprecated and will be removed in a future "
        "release. This method returns an empty list when Email Enumeration "
        "Protection is enabled.");
/// Signs in using an email address and password.
/// When <a
/// href="https://cloud.google.com/identity-platform/docs/admin/email-enumeration-protection">Email
/// Enumeration Protection</a> is enabled, this method fails with an error in
/// case of an invalid email/password. Possible error codes: <ul>
///   <li>
///     <code>AuthErrorCodeOperationNotAllowed</code> - Indicates that email and
///     password accounts are not enabled. Enable them in the Auth section of
///     the Firebase console.
///   </li>
///   <li>
///     <code>AuthErrorCodeUserDisabled</code> - Indicates the user’s account is
///     disabled.
///   </li>
///   <li>
///     <code>AuthErrorCodeWrongPassword</code> - Indicates the user attempted
///     sign in with an incorrect password.
///   </li>
///   <li>
///     <code>AuthErrorCodeInvalidEmail</code> - Indicates the email address is
///     malformed.
///   </li>
/// </ul>
/// \param email The user’s email address.
///
/// \param password The user’s password.
///
/// \param completion Optionally; a block which is invoked when the sign in flow
/// finishes, or is canceled. Invoked asynchronously on the main thread in the
/// future.
///
- (void)signInWithEmail:(NSString* _Nonnull)email
               password:(NSString* _Nonnull)password
             completion:(void (^_Nullable)(FIRAuthDataResult* _Nullable,
                                           NSError* _Nullable))completion;
/// Signs in using an email address and email sign-in link.
/// Possible error codes:
/// <ul>
///   <li>
///     <code>AuthErrorCodeOperationNotAllowed</code> - Indicates that email and
///     password accounts are not enabled. Enable them in the Auth section of
///     the Firebase console.
///   </li>
///   <li>
///     <code>AuthErrorCodeUserDisabled</code> - Indicates the user’s account is
///     disabled.
///   </li>
///   <li>
///     <code>AuthErrorCodeWrongPassword</code> - Indicates the user attempted
///     sign in with an incorrect password.
///   </li>
///   <li>
///     <code>AuthErrorCodeInvalidEmail</code> - Indicates the email address is
///     malformed.
///   </li>
/// </ul>
/// \param email The user’s email address.
///
/// \param link The email sign-in link.
///
/// \param completion Optionally; a block which is invoked when the sign in flow
/// finishes, or is canceled. Invoked asynchronously on the main thread in the
/// future.
///
- (void)signInWithEmail:(NSString* _Nonnull)email
                   link:(NSString* _Nonnull)link
             completion:(void (^_Nullable)(FIRAuthDataResult* _Nullable,
                                           NSError* _Nullable))completion;
/// Signs in using the provided auth provider instance.
/// Possible error codes:
/// <ul>
///   <li>
///     <code>AuthErrorCodeOperationNotAllowed</code> - Indicates that email and
///     password accounts are not enabled. Enable them in the Auth section of
///     the Firebase console.
///   </li>
///   <li>
///     <code>AuthErrorCodeUserDisabled</code> - Indicates the user’s account is
///     disabled.
///   </li>
///   <li>
///     <code>AuthErrorCodeWrongPassword</code> - Indicates the user attempted
///     sign in with an incorrect password.
///   </li>
///   <li>
///     <code>AuthErrorCodeWebNetworkRequestFailed</code> - Indicates that a
///     network request within a SFSafariViewController or WKWebView failed.
///   </li>
///   <li>
///     <code>AuthErrorCodeWebInternalError</code> - Indicates that an internal
///     error occurred within a SFSafariViewController or WKWebView.
///   </li>
///   <li>
///     <code>AuthErrorCodeWebSignInUserInteractionFailure</code> - Indicates a
///     general failure during a web sign-in flow.
///   </li>
///   <li>
///     <code>AuthErrorCodeWebContextAlreadyPresented</code> - Indicates that an
///     attempt was made to present a new web context while one was already
///     being presented.
///   </li>
///   <li>
///     <code>AuthErrorCodeWebContextCancelled</code> - Indicates that the URL
///     presentation was cancelled prematurely by the user.
///   </li>
///   <li>
///     <code>AuthErrorCodeAccountExistsWithDifferentCredential</code> -
///     Indicates the email asserted by the credential (e.g. the email in a
///     Facebook access token) is already in use by an existing account, that
///     cannot be authenticated with this sign-in method. Call
///     fetchProvidersForEmail for this user’s email and then prompt them to
///     sign in with any of the sign-in providers returned. This error will only
///     be thrown if the “One account per email address” setting is enabled in
///     the Firebase console, under Auth settings.
///   </li>
/// </ul>
/// \param provider An instance of an auth provider used to initiate the sign-in
/// flow.
///
/// \param uiDelegate Optionally an instance of a class conforming to the
/// AuthUIDelegate protocol, this is used for presenting the web context. If
/// nil, a default AuthUIDelegate will be used.
///
/// \param completion Optionally; a block which is invoked when the sign in flow
/// finishes, or is canceled. Invoked asynchronously on the main thread in the
/// future.
///
- (void)signInWithProvider:(id<FIRFederatedAuthProvider> _Nonnull)provider
                UIDelegate:(id<FIRAuthUIDelegate> _Nullable)uiDelegate
                completion:(void (^_Nullable)(FIRAuthDataResult* _Nullable,
                                              NSError* _Nullable))completion
    SWIFT_AVAILABILITY(watchos, unavailable)
        SWIFT_AVAILABILITY(macos, unavailable)
            SWIFT_AVAILABILITY(tvos, unavailable);
/// Asynchronously signs in to Firebase with the given 3rd-party credentials
/// (e.g. a Facebook login Access Token, a Google ID Token/Access Token pair,
/// etc.) and returns additional identity provider data. Possible error codes:
/// <ul>
///   <li>
///     <code>AuthErrorCodeInvalidCredential</code> - Indicates the supplied
///     credential is invalid. This could happen if it has expired or it is
///     malformed.
///   </li>
///   <li>
///     <code>AuthErrorCodeOperationNotAllowed</code> - Indicates that accounts
///     with the identity provider represented by the credential are not
///     enabled. Enable them in the Auth section of the Firebase console.
///   </li>
///   <li>
///     <code>AuthErrorCodeAccountExistsWithDifferentCredential</code> -
///     Indicates the email asserted by the credential (e.g. the email in a
///     Facebook access token) is already in use by an existing account, that
///     cannot be authenticated with this sign-in method. Call
///     fetchProvidersForEmail for this user’s email and then prompt them to
///     sign in with any of the sign-in providers returned. This error will only
///     be thrown if the “One account per email address” setting is enabled in
///     the Firebase console, under Auth settings.
///   </li>
///   <li>
///     <code>AuthErrorCodeUserDisabled</code> - Indicates the user’s account is
///     disabled.
///   </li>
///   <li>
///     <code>AuthErrorCodeWrongPassword</code> - Indicates the user attempted
///     sign in with an incorrect password, if credential is of the type
///     EmailPasswordAuthCredential.
///   </li>
///   <li>
///     <code>AuthErrorCodeInvalidEmail</code> - Indicates the email address is
///     malformed.
///   </li>
///   <li>
///     <code>AuthErrorCodeMissingVerificationID</code> - Indicates that the
///     phone auth credential was created with an empty verification ID.
///   </li>
///   <li>
///     <code>AuthErrorCodeMissingVerificationCode</code> - Indicates that the
///     phone auth credential was created with an empty verification code.
///   </li>
///   <li>
///     <code>AuthErrorCodeInvalidVerificationCode</code> - Indicates that the
///     phone auth credential was created with an invalid verification Code.
///   </li>
///   <li>
///     <code>AuthErrorCodeInvalidVerificationID</code> - Indicates that the
///     phone auth credential was created with an invalid verification ID.
///   </li>
///   <li>
///     <code>AuthErrorCodeSessionExpired</code> - Indicates that the SMS code
///     has expired.
///   </li>
/// </ul>
/// \param credential The credential supplied by the IdP.
///
/// \param completion Optionally; a block which is invoked when the sign in flow
/// finishes, or is canceled. Invoked asynchronously on the main thread in the
/// future.
///
- (void)signInWithCredential:(FIRAuthCredential* _Nonnull)credential
                  completion:(void (^_Nullable)(FIRAuthDataResult* _Nullable,
                                                NSError* _Nullable))completion;
/// Asynchronously creates and becomes an anonymous user.
/// If there is already an anonymous user signed in, that user will be returned
/// instead. If there is any other existing user signed in, that user will be
/// signed out. Possible error codes: <ul>
///   <li>
///     <code>AuthErrorCodeOperationNotAllowed</code> - Indicates that anonymous
///     accounts are not enabled. Enable them in the Auth section of the
///     Firebase console.
///   </li>
/// </ul>
/// \param completion Optionally; a block which is invoked when the sign in
/// finishes, or is canceled. Invoked asynchronously on the main thread in the
/// future.
///
- (void)signInAnonymouslyWithCompletion:
    (void (^_Nullable)(FIRAuthDataResult* _Nullable,
                       NSError* _Nullable))completion;
/// Asynchronously creates and becomes an anonymous user.
/// If there is already an anonymous user signed in, that user will be returned
/// instead. If there is any other existing user signed in, that user will be
/// signed out. Possible error codes: <ul>
///   <li>
///     <code>AuthErrorCodeOperationNotAllowed</code> - Indicates that anonymous
///     accounts are not enabled. Enable them in the Auth section of the
///     Firebase console.
///   </li>
/// </ul>
///
/// returns:
/// The <code>AuthDataResult</code> after the successful signin.
- (void)signInAnonymouslyWithCompletionHandler:
    (void (^_Nonnull)(FIRAuthDataResult* _Nullable,
                      NSError* _Nullable))completionHandler;
/// Asynchronously signs in to Firebase with the given Auth token.
/// Possible error codes:
/// <ul>
///   <li>
///     <code>AuthErrorCodeInvalidCustomToken</code> - Indicates a validation
///     error with the custom token.
///   </li>
///   <li>
///     <code>AuthErrorCodeCustomTokenMismatch</code> - Indicates the service
///     account and the API key belong to different projects.
///   </li>
/// </ul>
/// \param token A self-signed custom auth token.
///
/// \param completion Optionally; a block which is invoked when the sign in
/// finishes, or is canceled. Invoked asynchronously on the main thread in the
/// future.
///
- (void)signInWithCustomToken:(NSString* _Nonnull)token
                   completion:(void (^_Nullable)(FIRAuthDataResult* _Nullable,
                                                 NSError* _Nullable))completion;
/// Creates and, on success, signs in a user with the given email address and
/// password. Possible error codes: <ul>
///   <li>
///     <code>AuthErrorCodeInvalidEmail</code> - Indicates the email address is
///     malformed.
///   </li>
///   <li>
///     <code>AuthErrorCodeEmailAlreadyInUse</code> - Indicates the email used
///     to attempt sign up already exists. Call fetchProvidersForEmail to check
///     which sign-in mechanisms the user used, and prompt the user to sign in
///     with one of those.
///   </li>
///   <li>
///     <code>AuthErrorCodeOperationNotAllowed</code> - Indicates that email and
///     password accounts are not enabled. Enable them in the Auth section of
///     the Firebase console.
///   </li>
///   <li>
///     <code>AuthErrorCodeWeakPassword</code> - Indicates an attempt to set a
///     password that is considered too weak. The
///     NSLocalizedFailureReasonErrorKey field in the NSError.userInfo
///     dictionary object will contain more detailed explanation that can be
///     shown to the user.
///   </li>
/// </ul>
/// \param email The user’s email address.
///
/// \param password The user’s desired password.
///
/// \param completion Optionally; a block which is invoked when the sign up flow
/// finishes, or is canceled. Invoked asynchronously on the main thread in the
/// future.
///
- (void)createUserWithEmail:(NSString* _Nonnull)email
                   password:(NSString* _Nonnull)password
                 completion:(void (^_Nullable)(FIRAuthDataResult* _Nullable,
                                               NSError* _Nullable))completion;
/// Resets the password given a code sent to the user outside of the app and a
/// new password for the user. Possible error codes: <ul>
///   <li>
///     <code>AuthErrorCodeWeakPassword</code> - Indicates an attempt to set a
///     password that is considered too weak.
///   </li>
///   <li>
///     <code>AuthErrorCodeOperationNotAllowed</code> - Indicates the
///     administrator disabled sign in with the specified identity provider.
///   </li>
///   <li>
///     <code>AuthErrorCodeExpiredActionCode</code> - Indicates the OOB code is
///     expired.
///   </li>
///   <li>
///     <code>AuthErrorCodeInvalidActionCode</code> - Indicates the OOB code is
///     invalid.
///   </li>
/// </ul>
/// \param code The reset code.
///
/// \param newPassword The new password.
///
/// \param completion Optionally; a block which is invoked when the request
/// finishes. Invoked asynchronously on the main thread in the future.
///
- (void)confirmPasswordResetWithCode:(NSString* _Nonnull)code
                         newPassword:(NSString* _Nonnull)newPassword
                          completion:
                              (void (^_Nonnull)(NSError* _Nullable))completion;
/// Checks the validity of an out of band code.
/// \param code The out of band code to check validity.
///
/// \param completion Optionally; a block which is invoked when the request
/// finishes. Invoked asynchronously on the main thread in the future.
///
- (void)checkActionCode:(NSString* _Nonnull)code
             completion:(void (^_Nonnull)(FIRActionCodeInfo* _Nullable,
                                          NSError* _Nullable))completion;
/// Checks the validity of a verify password reset code.
/// \param code The password reset code to be verified.
///
/// \param completion Optionally; a block which is invoked when the request
/// finishes. Invoked asynchronously on the main thread in the future.
///
- (void)verifyPasswordResetCode:(NSString* _Nonnull)code
                     completion:
                         (void (^_Nonnull)(NSString* _Nullable,
                                           NSError* _Nullable))completion;
/// Applies out of band code.
/// This method will not work for out of band codes which require an additional
/// parameter, such as password reset code.
/// \param code The out of band code to be applied.
///
/// \param completion Optionally; a block which is invoked when the request
/// finishes. Invoked asynchronously on the main thread in the future.
///
- (void)applyActionCode:(NSString* _Nonnull)code
             completion:(void (^_Nonnull)(NSError* _Nullable))completion;
/// Initiates a password reset for the given email address.
/// This method does not throw an
/// error when there’s no user account with the given email address and <a
/// href="https://cloud.google.com/identity-platform/docs/admin/email-enumeration-protection">Email
/// Enumeration Protection</a> is enabled. Possible error codes: <ul>
///   <li>
///     <code>AuthErrorCodeInvalidRecipientEmail</code> - Indicates an invalid
///     recipient email was sent in the request.
///   </li>
///   <li>
///     <code>AuthErrorCodeInvalidSender</code> - Indicates an invalid sender
///     email is set in the console for this action.
///   </li>
///   <li>
///     <code>AuthErrorCodeInvalidMessagePayload</code> - Indicates an invalid
///     email template for sending update email.
///   </li>
/// </ul>
/// \param email The email address of the user.
///
/// \param completion Optionally; a block which is invoked when the request
/// finishes. Invoked asynchronously on the main thread in the future.
///
- (void)sendPasswordResetWithEmail:(NSString* _Nonnull)email
                        completion:
                            (void (^_Nullable)(NSError* _Nullable))completion;
/// Initiates a password reset for the given email address and
/// <code>ActionCodeSettings</code> object. This method does not throw an error
/// when there’s no user account with the given email address and <a
/// href="https://cloud.google.com/identity-platform/docs/admin/email-enumeration-protection">Email
/// Enumeration Protection</a> is enabled. Possible error codes: <ul>
///   <li>
///     <code>AuthErrorCodeInvalidRecipientEmail</code> - Indicates an invalid
///     recipient email was sent in the request.
///   </li>
///   <li>
///     <code>AuthErrorCodeInvalidSender</code> - Indicates an invalid sender
///     email is set in the console for this action.
///   </li>
///   <li>
///     <code>AuthErrorCodeInvalidMessagePayload</code> - Indicates an invalid
///     email template for sending update email.
///   </li>
///   <li>
///     <code>AuthErrorCodeMissingIosBundleID</code> - Indicates that the iOS
///     bundle ID is missing when <code>handleCodeInApp</code> is set to true.
///   </li>
///   <li>
///     <code>AuthErrorCodeMissingAndroidPackageName</code> - Indicates that the
///     android package name is missing when the <code>androidInstallApp</code>
///     flag is set to true.
///   </li>
///   <li>
///     <code>AuthErrorCodeUnauthorizedDomain</code> - Indicates that the domain
///     specified in the continue URL is not allowlisted in the Firebase
///     console.
///   </li>
///   <li>
///     <code>AuthErrorCodeInvalidContinueURI</code> - Indicates that the domain
///     specified in the continue URL is not valid.
///   </li>
/// </ul>
/// \param email The email address of the user.
///
/// \param actionCodeSettings An <code>ActionCodeSettings</code> object
/// containing settings related to handling action codes.
///
/// \param completion Optionally; a block which is invoked when the request
/// finishes. Invoked asynchronously on the main thread in the future.
///
- (void)sendPasswordResetWithEmail:(NSString* _Nonnull)email
                actionCodeSettings:
                    (FIRActionCodeSettings* _Nullable)actionCodeSettings
                        completion:
                            (void (^_Nullable)(NSError* _Nullable))completion;
/// Sends a sign in with email link to provided email address.
/// \param email The email address of the user.
///
/// \param actionCodeSettings An <code>ActionCodeSettings</code> object
/// containing settings related to handling action codes.
///
/// \param completion Optionally; a block which is invoked when the request
/// finishes. Invoked asynchronously on the main thread in the future.
///
- (void)sendSignInLinkToEmail:(NSString* _Nonnull)email
           actionCodeSettings:
               (FIRActionCodeSettings* _Nonnull)actionCodeSettings
                   completion:(void (^_Nullable)(NSError* _Nullable))completion;
/// Signs out the current user.
/// Possible error codes:
/// <ul>
///   <li>
///     <code>AuthErrorCodeKeychainError</code> - Indicates an error occurred
///     when accessing the keychain. The
///     <code>NSLocalizedFailureReasonErrorKey</code> field in the
///     <code>userInfo</code> dictionary will contain more information about the
///     error encountered.
///   </li>
/// </ul>
- (BOOL)signOut:(NSError* _Nullable* _Nullable)error;
/// Checks if link is an email sign-in link.
/// \param link The email sign-in link.
///
///
/// returns:
/// <code>true</code> when the link passed matches the expected format of an
/// email sign-in link.
- (BOOL)isSignInWithEmailLink:(NSString* _Nonnull)link SWIFT_WARN_UNUSED_RESULT;
/// Initializes reCAPTCHA using the settings configured for the project or
/// tenant. If you change the tenant ID of the <code>Auth</code> instance, the
/// configuration will be reloaded.
- (void)initializeRecaptchaConfigWithCompletion:
    (void (^_Nullable)(NSError* _Nullable))completion;
/// Registers a block as an “auth state did change” listener.
/// To be invoked when:
/// <ul>
///   <li>
///     The block is registered as a listener,
///   </li>
///   <li>
///     A user with a different UID from the current user has signed in, or
///   </li>
///   <li>
///     The current user has signed out.
///   </li>
/// </ul>
/// The block is invoked immediately after adding it according to its standard
/// invocation semantics, asynchronously on the main thread. Users should pay
/// special attention to making sure the block does not inadvertently retain
/// objects which should not be retained by the long-lived block. The block
/// itself will be retained by <code>Auth</code> until it is unregistered or
/// until the <code>Auth</code> instance is otherwise deallocated.
/// \param listener The block to be invoked. The block is always invoked
/// asynchronously on the main thread, even for it’s initial invocation after
/// having been added as a listener.
///
///
/// returns:
/// A handle useful for manually unregistering the block as a listener.
- (id<NSObject> _Nonnull)addAuthStateDidChangeListener:
    (void (^_Nonnull)(FIRAuth* _Nonnull, FIRUser* _Nullable))listener
    SWIFT_WARN_UNUSED_RESULT;
/// Unregisters a block as an “auth state did change” listener.
/// \param listenerHandle The handle for the listener.
///
- (void)removeAuthStateDidChangeListener:(id<NSObject> _Nonnull)listenerHandle;
/// Registers a block as an “ID token did change” listener.
/// To be invoked when:
/// <ul>
///   <li>
///     The block is registered as a listener,
///   </li>
///   <li>
///     A user with a different UID from the current user has signed in,
///   </li>
///   <li>
///     The ID token of the current user has been refreshed, or
///   </li>
///   <li>
///     The current user has signed out.
///   </li>
/// </ul>
/// The block is invoked immediately after adding it according to its standard
/// invocation semantics, asynchronously on the main thread. Users should pay
/// special attention to making sure the block does not inadvertently retain
/// objects which should not be retained by the long-lived block. The block
/// itself will be retained by <code>Auth</code> until it is unregistered or
/// until the <code>Auth</code> instance is otherwise deallocated.
/// \param listener The block to be invoked. The block is always invoked
/// asynchronously on the main thread, even for it’s initial invocation after
/// having been added as a listener.
///
///
/// returns:
/// A handle useful for manually unregistering the block as a listener.
- (id<NSObject> _Nonnull)addIDTokenDidChangeListener:
    (void (^_Nonnull)(FIRAuth* _Nonnull, FIRUser* _Nullable))listener
    SWIFT_WARN_UNUSED_RESULT;
/// Unregisters a block as an “ID token did change” listener.
/// \param listenerHandle The handle for the listener.
///
- (void)removeIDTokenDidChangeListener:(id<NSObject> _Nonnull)listenerHandle;
/// Sets <code>languageCode</code> to the app’s current language.
- (void)useAppLanguage;
/// Configures Firebase Auth to connect to an emulated host instead of the
/// remote backend.
- (void)useEmulatorWithHost:(NSString* _Nonnull)host port:(NSInteger)port;
/// Revoke the users token with authorization code.
/// \param authorizationCode The authorization code used to perform the
/// revocation.
///
/// \param completion (Optional) the block invoked when the request to revoke
/// the token is complete, or fails. Invoked asynchronously on the main thread
/// in the future.
///
- (void)revokeTokenWithAuthorizationCode:(NSString* _Nonnull)authorizationCode
                              completion:(void (^_Nullable)(NSError* _Nullable))
                                             completion;
/// Switch userAccessGroup and current user to the given accessGroup and the
/// user stored in it.
- (BOOL)useUserAccessGroup:(NSString* _Nullable)accessGroup
                     error:(NSError* _Nullable* _Nullable)error;
/// Get the stored user in the given accessGroup.
/// This API is not supported on tvOS when
/// <code>shareAuthStateAcrossDevices</code> is set to <code>true</code>. and
/// will return <code>nil</code>. Please refer to
/// https://github.com/firebase/firebase-ios-sdk/issues/8878 for details.
- (FIRUser* _Nullable)
    getStoredUserForAccessGroup:(NSString* _Nullable)accessGroup
                          error:(NSError* _Nullable* _Nullable)outError
    SWIFT_WARN_UNUSED_RESULT;
/// The APNs token used for phone number authentication.
/// The type of the token (production or sandbox) will be automatically
/// detected based on your provisioning profile.
/// This property is available on iOS only.
/// If swizzling is disabled, the APNs Token must be set for phone number auth
/// to work, by either setting this property or by calling
/// <code>setAPNSToken(_:type:)</code>.
@property(nonatomic, readonly, copy) NSData* _Nullable APNSToken;
/// Sets the APNs token along with its type.
/// This method is available on iOS only.
/// If swizzling is disabled, the APNs Token must be set for phone number auth
/// to work, by either setting calling this method or by setting the
/// <code>APNSToken</code> property.
- (void)setAPNSToken:(NSData* _Nonnull)token
                type:(enum FIRAuthAPNSTokenType)type;
/// Whether the specific remote notification is handled by <code>Auth</code> .
/// This method is available on iOS only.
/// If swizzling is disabled, related remote notifications must be forwarded to
/// this method for phone number auth to work.
/// \param userInfo A dictionary that contains information related to the
/// notification in question.
///
///
/// returns:
/// Whether or the notification is handled. A return value of <code>true</code>
/// means the notification is for Firebase Auth so the caller should ignore the
/// notification from further processing, and <code>false</code> means the
/// notification is for the app (or another library) so the caller should
/// continue handling this notification as usual.
- (BOOL)canHandleNotification:(NSDictionary* _Nonnull)userInfo
    SWIFT_WARN_UNUSED_RESULT;
/// Whether the specific URL is handled by <code>Auth</code> .
/// This method is available on iOS only.
/// If swizzling is disabled, URLs received by the application delegate must be
/// forwarded to this method for phone number auth to work.
/// \param url The URL received by the application delegate from any of the
/// openURL method.
///
///
/// returns:
/// Whether or the URL is handled. <code>true</code> means the URL is for
/// Firebase Auth so the caller should ignore the URL from further processing,
/// and <code>false</code> means the the URL is for the app (or another library)
/// so the caller should continue handling this URL as usual.
- (BOOL)canHandleURL:(NSURL* _Nonnull)url SWIFT_WARN_UNUSED_RESULT;
- (nonnull instancetype)init SWIFT_UNAVAILABLE;
+ (nonnull instancetype)new SWIFT_UNAVAILABLE_MSG("-init is unavailable");
@end

@class UIScene;
@class UIOpenURLContext;
@interface FIRAuth (SWIFT_EXTENSION (FirebaseAuth)) <UISceneDelegate>
- (void)scene:(UIScene* _Nonnull)scene
    openURLContexts:(NSSet<UIOpenURLContext*>* _Nonnull)URLContexts;
@end

@interface FIRAuth (SWIFT_EXTENSION (FirebaseAuth)) <FIRAuthInterop>
/// Retrieves the Firebase authentication token, possibly refreshing it if it
/// has expired. This method is not for public use. It is for Firebase clients
/// of AuthInterop.
- (void)getTokenForcingRefresh:(BOOL)forceRefresh
                  withCallback:(void (^_Nonnull)(NSString* _Nullable,
                                                 NSError* _Nullable))callback;
/// Get the current Auth user’s UID. Returns nil if there is no user signed in.
/// This method is not for public use. It is for Firebase clients of
/// AuthInterop.
- (NSString* _Nullable)getUserID SWIFT_WARN_UNUSED_RESULT;
@end

@class UIApplication;
@interface FIRAuth (SWIFT_EXTENSION (FirebaseAuth)) <UIApplicationDelegate>
- (void)application:(UIApplication* _Nonnull)application
    didRegisterForRemoteNotificationsWithDeviceToken:
        (NSData* _Nonnull)deviceToken;
- (void)application:(UIApplication* _Nonnull)application
    didFailToRegisterForRemoteNotificationsWithError:(NSError* _Nonnull)error;
- (void)application:(UIApplication* _Nonnull)application
    didReceiveRemoteNotification:(NSDictionary* _Nonnull)userInfo
          fetchCompletionHandler:
              (void (^_Nonnull)(UIBackgroundFetchResult))completionHandler;
- (BOOL)application:(UIApplication* _Nonnull)application
            openURL:(NSURL* _Nonnull)url
            options:(NSDictionary<UIApplicationOpenURLOptionsKey, id>* _Nonnull)
                        options SWIFT_WARN_UNUSED_RESULT;
@end

/// The APNs token type for the app.
/// This enum is available on iOS, macOS Catalyst, tvOS, and watchOS only.
typedef SWIFT_ENUM_NAMED(NSInteger, FIRAuthAPNSTokenType, "AuthAPNSTokenType",
                         open){
    /// Unknown token type.
    /// The actual token type will be detected from the provisioning profile in
    /// the app’s bundle.
    FIRAuthAPNSTokenTypeUnknown = 0,
    /// Sandbox token type.
    FIRAuthAPNSTokenTypeSandbox = 1,
    /// Production token type.
    FIRAuthAPNSTokenTypeProd = 2,
};

/// Public representation of a credential.
SWIFT_CLASS_NAMED("AuthCredential")
@interface FIRAuthCredential : NSObject
/// The name of the identity provider for the credential.
@property(nonatomic, readonly, copy) NSString* _Nonnull provider;
- (nonnull instancetype)init SWIFT_UNAVAILABLE;
+ (nonnull instancetype)new SWIFT_UNAVAILABLE_MSG("-init is unavailable");
@end

@class FIROAuthCredential;
/// Helper object that contains the result of a successful sign-in, link and
/// reauthenticate action. It contains references to a <code>User</code>
/// instance and an <code>AdditionalUserInfo</code> instance.
SWIFT_CLASS_NAMED("AuthDataResult")
@interface FIRAuthDataResult : NSObject
/// The signed in user.
@property(nonatomic, readonly, strong) FIRUser* _Nonnull user;
/// If available, contains the additional IdP specific information about signed
/// in user.
@property(nonatomic, readonly, strong)
    FIRAdditionalUserInfo* _Nullable additionalUserInfo;
/// This property will be non-nil after a successful headful-lite sign-in via
/// <code>signIn(with:uiDelegate:completion:)</code>.
/// May be used to obtain the accessToken and/or IDToken
/// pertaining to a recently signed-in user.
@property(nonatomic, readonly, strong) FIROAuthCredential* _Nullable credential;
SWIFT_CLASS_PROPERTY(@property(nonatomic, class, readonly)
                         BOOL supportsSecureCoding;)
+ (BOOL)supportsSecureCoding SWIFT_WARN_UNUSED_RESULT;
- (void)encodeWithCoder:(NSCoder* _Nonnull)coder;
- (nullable instancetype)initWithCoder:(NSCoder* _Nonnull)coder
    OBJC_DESIGNATED_INITIALIZER;
- (nonnull instancetype)init SWIFT_UNAVAILABLE;
+ (nonnull instancetype)new SWIFT_UNAVAILABLE_MSG("-init is unavailable");
@end

@interface FIRAuthDataResult (SWIFT_EXTENSION (FirebaseAuth)) <NSSecureCoding>
@end

/// Error codes used by Firebase Auth.
typedef SWIFT_ENUM_NAMED(NSInteger, FIRAuthErrorCode, "AuthErrorCode", open){
    /// Indicates a validation error with the custom token.
    FIRAuthErrorCodeInvalidCustomToken = 17000,
    /// Indicates the service account and the API key belong to different
    /// projects.
    FIRAuthErrorCodeCustomTokenMismatch = 17002,
    /// Indicates the IDP token or requestUri is invalid.
    FIRAuthErrorCodeInvalidCredential = 17004,
    /// Indicates the user’s account is disabled on the server.
    FIRAuthErrorCodeUserDisabled = 17005,
    /// Indicates the administrator disabled sign in with the specified identity
    /// provider.
    FIRAuthErrorCodeOperationNotAllowed = 17006,
    /// Indicates the email used to attempt a sign up is already in use.
    FIRAuthErrorCodeEmailAlreadyInUse = 17007,
    /// Indicates the email is invalid.
    FIRAuthErrorCodeInvalidEmail = 17008,
    /// Indicates the user attempted sign in with a wrong password.
    FIRAuthErrorCodeWrongPassword = 17009,
    /// Indicates that too many requests were made to a server method.
    FIRAuthErrorCodeTooManyRequests = 17010,
    /// Indicates the user account was not found.
    FIRAuthErrorCodeUserNotFound = 17011,
    /// Indicates account linking is required.
    FIRAuthErrorCodeAccountExistsWithDifferentCredential = 17012,
    /// Indicates the user has attempted to change email or password more than 5
    /// minutes after
    /// signing in.
    FIRAuthErrorCodeRequiresRecentLogin = 17014,
    /// Indicates an attempt to link a provider to which the account is already
    /// linked.
    FIRAuthErrorCodeProviderAlreadyLinked = 17015,
    /// Indicates an attempt to unlink a provider that is not linked.
    FIRAuthErrorCodeNoSuchProvider = 17016,
    /// Indicates user’s saved auth credential is invalid the user needs to sign
    /// in again.
    FIRAuthErrorCodeInvalidUserToken = 17017,
    /// Indicates a network error occurred (such as a timeout interrupted
    /// connection or
    /// unreachable host). These types of errors are often recoverable with a
    /// retry. The
    /// <code>NSUnderlyingError</code> field in the
    /// <code>NSError.userInfo</code> dictionary will contain the error
    /// encountered.
    FIRAuthErrorCodeNetworkError = 17020,
    /// Indicates the saved token has expired for example the user may have
    /// changed account
    /// password on another device. The user needs to sign in again on the
    /// device that made this
    /// request.
    FIRAuthErrorCodeUserTokenExpired = 17021,
    /// Indicates an invalid API key was supplied in the request.
    FIRAuthErrorCodeInvalidAPIKey = 17023,
    /// Indicates that an attempt was made to reauthenticate with a user which
    /// is not the current
    /// user.
    FIRAuthErrorCodeUserMismatch = 17024,
    /// Indicates an attempt to link with a credential that has already been
    /// linked with a
    /// different Firebase account.
    FIRAuthErrorCodeCredentialAlreadyInUse = 17025,
    /// Indicates an attempt to set a password that is considered too weak.
    FIRAuthErrorCodeWeakPassword = 17026,
    /// Indicates the App is not authorized to use Firebase Authentication with
    /// the
    /// provided API Key.
    FIRAuthErrorCodeAppNotAuthorized = 17028,
    /// Indicates the OOB code is expired.
    FIRAuthErrorCodeExpiredActionCode = 17029,
    /// Indicates the OOB code is invalid.
    FIRAuthErrorCodeInvalidActionCode = 17030,
    /// Indicates that there are invalid parameters in the payload during a
    /// “send password reset email” attempt.
    FIRAuthErrorCodeInvalidMessagePayload = 17031,
    /// Indicates that the sender email is invalid during a “send password reset
    /// email” attempt.
    FIRAuthErrorCodeInvalidSender = 17032,
    /// Indicates that the recipient email is invalid.
    FIRAuthErrorCodeInvalidRecipientEmail = 17033,
    /// Indicates that an email address was expected but one was not provided.
    FIRAuthErrorCodeMissingEmail = 17034,
    /// Indicates that the iOS bundle ID is missing when a iOS App Store ID is
    /// provided.
    FIRAuthErrorCodeMissingIosBundleID = 17036,
    /// Indicates that the android package name is missing when the
    /// <code>androidInstallApp</code> flag is set
    /// to <code>true</code>.
    FIRAuthErrorCodeMissingAndroidPackageName = 17037,
    /// Indicates that the domain specified in the continue URL is not
    /// allowlisted in the Firebase
    /// console.
    FIRAuthErrorCodeUnauthorizedDomain = 17038,
    /// Indicates that the domain specified in the continue URI is not valid.
    FIRAuthErrorCodeInvalidContinueURI = 17039,
    /// Indicates that a continue URI was not provided in a request to the
    /// backend which requires one.
    FIRAuthErrorCodeMissingContinueURI = 17040,
    /// Indicates that a phone number was not provided in a call to
    /// <code>verifyPhoneNumber:completion:</code>.
    FIRAuthErrorCodeMissingPhoneNumber = 17041,
    /// Indicates that an invalid phone number was provided in a call to
    /// <code>verifyPhoneNumber:completion:</code>.
    FIRAuthErrorCodeInvalidPhoneNumber = 17042,
    /// Indicates that the phone auth credential was created with an empty
    /// verification code.
    FIRAuthErrorCodeMissingVerificationCode = 17043,
    /// Indicates that an invalid verification code was used in the
    /// verifyPhoneNumber request.
    FIRAuthErrorCodeInvalidVerificationCode = 17044,
    /// Indicates that the phone auth credential was created with an empty
    /// verification ID.
    FIRAuthErrorCodeMissingVerificationID = 17045,
    /// Indicates that an invalid verification ID was used in the
    /// verifyPhoneNumber request.
    FIRAuthErrorCodeInvalidVerificationID = 17046,
    /// Indicates that the APNS device token is missing in the verifyClient
    /// request.
    FIRAuthErrorCodeMissingAppCredential = 17047,
    /// Indicates that an invalid APNS device token was used in the verifyClient
    /// request.
    FIRAuthErrorCodeInvalidAppCredential = 17048,
    /// Indicates that the SMS code has expired.
    FIRAuthErrorCodeSessionExpired = 17051,
    /// Indicates that the quota of SMS messages for a given project has been
    /// exceeded.
    FIRAuthErrorCodeQuotaExceeded = 17052,
    /// Indicates that the APNs device token could not be obtained. The app may
    /// not have set up
    /// remote notification correctly or may fail to forward the APNs device
    /// token to Auth
    /// if app delegate swizzling is disabled.
    FIRAuthErrorCodeMissingAppToken = 17053,
    /// Indicates that the app fails to forward remote notification to FIRAuth.
    FIRAuthErrorCodeNotificationNotForwarded = 17054,
    /// Indicates that the app could not be verified by Firebase during phone
    /// number authentication.
    FIRAuthErrorCodeAppNotVerified = 17055,
    /// Indicates that the reCAPTCHA token is not valid.
    FIRAuthErrorCodeCaptchaCheckFailed = 17056,
    /// Indicates that an attempt was made to present a new web context while
    /// one was already being
    /// presented.
    FIRAuthErrorCodeWebContextAlreadyPresented = 17057,
    /// Indicates that the URL presentation was cancelled prematurely by the
    /// user.
    FIRAuthErrorCodeWebContextCancelled = 17058,
    /// Indicates a general failure during the app verification flow.
    FIRAuthErrorCodeAppVerificationUserInteractionFailure = 17059,
    /// Indicates that the clientID used to invoke a web flow is invalid.
    FIRAuthErrorCodeInvalidClientID = 17060,
    /// Indicates that a network request within a SFSafariViewController or
    /// WKWebView failed.
    FIRAuthErrorCodeWebNetworkRequestFailed = 17061,
    /// Indicates that an internal error occurred within a
    /// SFSafariViewController or WKWebView.
    FIRAuthErrorCodeWebInternalError = 17062,
    /// Indicates a general failure during a web sign-in flow.
    FIRAuthErrorCodeWebSignInUserInteractionFailure = 17063,
    /// Indicates that the local player was not authenticated prior to
    /// attempting Game Center signin.
    FIRAuthErrorCodeLocalPlayerNotAuthenticated = 17066,
    /// Indicates that a non-null user was expected as an argument to the
    /// operation but a null
    /// user was provided.
    FIRAuthErrorCodeNullUser = 17067,
    /// Represents the error code for when the given provider id for a web
    /// operation is invalid.
    FIRAuthErrorCodeInvalidProviderID = 17071,
    /// Represents the error code for when an attempt is made to update the
    /// current user with a
    /// tenantId that differs from the current FirebaseAuth instance’s tenantId.
    FIRAuthErrorCodeTenantIDMismatch = 17072,
    /// Represents the error code for when a request is made to the backend with
    /// an associated tenant
    /// ID for an operation that does not support multi-tenancy.
    FIRAuthErrorCodeUnsupportedTenantOperation = 17073,
    /// Indicates that the provided Firebase Hosting Link domain is not owned by
    /// the current project.
    FIRAuthErrorCodeInvalidHostingLinkDomain = 17214,
    /// Indicates that the credential is rejected because it’s malformed or
    /// mismatching.
    FIRAuthErrorCodeRejectedCredential = 17075,
    /// Indicates that the GameKit framework is not linked prior to attempting
    /// Game Center signin.
    FIRAuthErrorCodeGameKitNotLinked = 17076,
    /// Indicates that the second factor is required for signin.
    FIRAuthErrorCodeSecondFactorRequired = 17078,
    /// Indicates that the multi factor session is missing.
    FIRAuthErrorCodeMissingMultiFactorSession = 17081,
    /// Indicates that the multi factor info is missing.
    FIRAuthErrorCodeMissingMultiFactorInfo = 17082,
    /// Indicates that the multi factor session is invalid.
    FIRAuthErrorCodeInvalidMultiFactorSession = 17083,
    /// Indicates that the multi factor info is not found.
    FIRAuthErrorCodeMultiFactorInfoNotFound = 17084,
    /// Indicates that the operation is admin restricted.
    FIRAuthErrorCodeAdminRestrictedOperation = 17085,
    /// Indicates that the email is required for verification.
    FIRAuthErrorCodeUnverifiedEmail = 17086,
    /// Indicates that the second factor is already enrolled.
    FIRAuthErrorCodeSecondFactorAlreadyEnrolled = 17087,
    /// Indicates that the maximum second factor count is exceeded.
    FIRAuthErrorCodeMaximumSecondFactorCountExceeded = 17088,
    /// Indicates that the first factor is not supported.
    FIRAuthErrorCodeUnsupportedFirstFactor = 17089,
    /// Indicates that the a verified email is required to changed to.
    FIRAuthErrorCodeEmailChangeNeedsVerification = 17090,
    /// Indicates that the request does not contain a client identifier.
    FIRAuthErrorCodeMissingClientIdentifier = 17093,
    /// Indicates that the nonce is missing or invalid.
    FIRAuthErrorCodeMissingOrInvalidNonce = 17094,
    /// Raised when a Cloud Function returns a blocking error. Will include a
    /// message returned from
    /// the function.
    FIRAuthErrorCodeBlockingCloudFunctionError = 17105,
    /// Indicates that reCAPTCHA Enterprise integration is not enabled for this
    /// project.
    FIRAuthErrorCodeRecaptchaNotEnabled = 17200,
    /// Indicates that the reCAPTCHA token is missing from the backend request.
    FIRAuthErrorCodeMissingRecaptchaToken = 17201,
    /// Indicates that the reCAPTCHA token sent with the backend request is
    /// invalid.
    FIRAuthErrorCodeInvalidRecaptchaToken = 17202,
    /// Indicates that the requested reCAPTCHA action is invalid.
    FIRAuthErrorCodeInvalidRecaptchaAction = 17203,
    /// Indicates that the client type is missing from the request.
    FIRAuthErrorCodeMissingClientType = 17204,
    /// Indicates that the reCAPTCHA version is missing from the request.
    FIRAuthErrorCodeMissingRecaptchaVersion = 17205,
    /// Indicates that the reCAPTCHA version sent to the backend is invalid.
    FIRAuthErrorCodeInvalidRecaptchaVersion = 17206,
    /// Indicates that the request type sent to the backend is invalid.
    FIRAuthErrorCodeInvalidReqType = 17207,
    /// Indicates that the reCAPTCHA SDK is not linked to the app.
    FIRAuthErrorCodeRecaptchaSDKNotLinked = 17208,
    /// Indicates that the reCAPTCHA SDK site key wasn’t found.
    FIRAuthErrorCodeRecaptchaSiteKeyMissing = 17209,
    /// Indicates that the reCAPTCHA SDK actions class failed to create.
    FIRAuthErrorCodeRecaptchaActionCreationFailed = 17210,
    /// Indicates an error occurred while attempting to access the keychain.
    FIRAuthErrorCodeKeychainError = 17995,
    /// Indicates an internal error occurred.
    FIRAuthErrorCodeInternalError = 17999,
    /// Raised when a JWT fails to parse correctly. May be accompanied by an
    /// underlying error
    /// describing which step of the JWT parsing process failed.
    FIRAuthErrorCodeMalformedJWT = 18000,
};
static NSString* _Nonnull const FIRAuthErrorCodeDomain =
    @"FirebaseAuth.AuthErrorCode";

/// Error Codes common to all API Methods:
SWIFT_CLASS_NAMED("AuthErrors")
@interface FIRAuthErrors : NSObject
/// The Firebase Auth error domain.
SWIFT_CLASS_PROPERTY(@property(nonatomic, class, readonly, copy)
                         NSString* _Nonnull domain;)
+ (NSString* _Nonnull)domain SWIFT_WARN_UNUSED_RESULT;
/// The name of the key for the error short string of an error code.
SWIFT_CLASS_PROPERTY(@property(nonatomic, class, readonly, copy)
                         NSString* _Nonnull userInfoNameKey;)
+ (NSString* _Nonnull)userInfoNameKey SWIFT_WARN_UNUSED_RESULT;
/// Error codes for Email operations
/// Errors with one of the following three codes:
/// <ul>
///   <li>
///     <code>accountExistsWithDifferentCredential</code>
///   </li>
///   <li>
///     <code>credentialAlreadyInUse</code>
///   </li>
///   <li>
///     emailAlreadyInUse`
///   </li>
/// </ul>
/// may contain  an <code>NSError.userInfo</code> dictionary object which
/// contains this key. The value associated with this key is an NSString of the
/// email address of the account that already exists.
SWIFT_CLASS_PROPERTY(@property(nonatomic, class, readonly, copy)
                         NSString* _Nonnull userInfoEmailKey;)
+ (NSString* _Nonnull)userInfoEmailKey SWIFT_WARN_UNUSED_RESULT;
/// The key used to read the updated Auth credential from the userInfo
/// dictionary of the NSError object returned. This is the updated auth
/// credential the developer should use for recovery if applicable.
SWIFT_CLASS_PROPERTY(@property(nonatomic, class, readonly, copy)
                         NSString* _Nonnull userInfoUpdatedCredentialKey;)
+ (NSString* _Nonnull)userInfoUpdatedCredentialKey SWIFT_WARN_UNUSED_RESULT;
/// The key used to read the MFA resolver from the userInfo dictionary of the
/// NSError object returned when 2FA is required for sign-incompletion.
SWIFT_CLASS_PROPERTY(
    @property(nonatomic, class, readonly, copy)
        NSString* _Nonnull FIRAuthErrorUserInfoMultiFactorResolverKey;)
+ (NSString* _Nonnull)
    FIRAuthErrorUserInfoMultiFactorResolverKey SWIFT_WARN_UNUSED_RESULT;
- (nonnull instancetype)init OBJC_DESIGNATED_INITIALIZER;
@end

/// Determines settings related to an auth object.
SWIFT_CLASS_NAMED("AuthSettings")
@interface FIRAuthSettings : NSObject <NSCopying>
/// Flag to determine whether app verification should be disabled for testing or
/// not.
@property(nonatomic) BOOL appVerificationDisabledForTesting;
/// Flag to determine whether app verification should be disabled for testing or
/// not.
@property(nonatomic) BOOL isAppVerificationDisabledForTesting;
- (nonnull instancetype)init SWIFT_UNAVAILABLE;
+ (nonnull instancetype)new SWIFT_UNAVAILABLE_MSG("-init is unavailable");
- (id _Nonnull)copyWithZone:(struct _NSZone* _Nullable)zone
    SWIFT_WARN_UNUSED_RESULT;
@end

@class NSDate;
/// A data class containing the ID token JWT string and other properties
/// associated with the token including the decoded payload claims.
SWIFT_CLASS_NAMED("AuthTokenResult")
@interface FIRAuthTokenResult : NSObject
/// Stores the JWT string of the ID token.
@property(nonatomic, copy) NSString* _Nonnull token;
/// Stores the ID token’s expiration date.
@property(nonatomic, copy) NSDate* _Nonnull expirationDate;
/// Stores the ID token’s authentication date.
/// This is the date the user was signed in and NOT the date the token was
/// refreshed.
@property(nonatomic, copy) NSDate* _Nonnull authDate;
/// Stores the date that the ID token was issued.
/// This is the date last refreshed and NOT the last authentication date.
@property(nonatomic, copy) NSDate* _Nonnull issuedAtDate;
/// Stores sign-in provider through which the token was obtained.
@property(nonatomic, copy) NSString* _Nonnull signInProvider;
/// Stores sign-in second factor through which the token was obtained.
@property(nonatomic, copy) NSString* _Nonnull signInSecondFactor;
/// Stores the entire payload of claims found on the ID token.
/// This includes the standard
/// reserved claims as well as custom claims set by the developer via the Admin
/// SDK.
@property(nonatomic, copy) NSDictionary<NSString*, id>* _Nonnull claims;
SWIFT_CLASS_PROPERTY(@property(nonatomic, class, readonly)
                         BOOL supportsSecureCoding;)
+ (BOOL)supportsSecureCoding SWIFT_WARN_UNUSED_RESULT;
- (void)encodeWithCoder:(NSCoder* _Nonnull)coder;
- (nullable instancetype)initWithCoder:(NSCoder* _Nonnull)coder;
- (nonnull instancetype)init SWIFT_UNAVAILABLE;
+ (nonnull instancetype)new SWIFT_UNAVAILABLE_MSG("-init is unavailable");
@end

@interface FIRAuthTokenResult (SWIFT_EXTENSION (FirebaseAuth)) <NSSecureCoding>
@end

@class UIViewController;
/// A protocol to handle user interface interactions for Firebase Auth.
/// This protocol is available on iOS, macOS Catalyst, and tvOS only.
SWIFT_PROTOCOL_NAMED("AuthUIDelegate")
@protocol FIRAuthUIDelegate <NSObject>
/// If implemented, this method will be invoked when Firebase Auth needs to
/// display a view controller.
/// \param viewControllerToPresent The view controller to be presented.
///
/// \param flag Decides whether the view controller presentation should be
/// animated.
///
/// \param completion The block to execute after the presentation finishes.
/// This block has no return value and takes no parameters.
///
- (void)presentViewController:
            (UIViewController* _Nonnull)viewControllerToPresent
                     animated:(BOOL)flag
                   completion:(void (^_Nullable)(void))completion;
/// If implemented, this method will be invoked when Firebase Auth needs to
/// display a view controller.
/// \param flag Decides whether removing the view controller should be animated
/// or not.
///
/// \param completion The block to execute after the presentation finishes.
/// This block has no return value and takes no parameters.
///
- (void)dismissViewControllerAnimated:(BOOL)flag
                           completion:(void (^_Nullable)(void))completion;
@end

/// A concrete implementation of <code>AuthProvider</code> for Email & Password
/// Sign In.
SWIFT_CLASS_NAMED("EmailAuthProvider")
@interface FIREmailAuthProvider : NSObject
/// A string constant identifying the email & password identity provider.
SWIFT_CLASS_PROPERTY(@property(nonatomic, class, readonly, copy)
                         NSString* _Nonnull id;)
+ (NSString* _Nonnull)id SWIFT_WARN_UNUSED_RESULT;
/// Creates an <code>AuthCredential</code> for an email & password sign in
/// \param email The user’s email address.
///
/// \param password The user’s password.
///
///
/// returns:
/// An <code>AuthCredential</code> containing the email & password credential.
+ (FIRAuthCredential* _Nonnull)credentialWithEmail:(NSString* _Nonnull)email
                                          password:(NSString* _Nonnull)password
    SWIFT_WARN_UNUSED_RESULT;
/// Creates an <code>AuthCredential</code> for an email & link sign in.
/// \param email The user’s email address.
///
/// \param link The email sign-in link.
///
///
/// returns:
/// An <code>AuthCredential</code> containing the email & link credential.
+ (FIRAuthCredential* _Nonnull)credentialWithEmail:(NSString* _Nonnull)email
                                              link:(NSString* _Nonnull)link
    SWIFT_WARN_UNUSED_RESULT;
- (nonnull instancetype)init OBJC_DESIGNATED_INITIALIZER;
@end

/// Utility class for constructing Facebook Sign In credentials.
SWIFT_CLASS_NAMED("FacebookAuthProvider")
@interface FIRFacebookAuthProvider : NSObject
/// A string constant identifying the Facebook identity provider.
SWIFT_CLASS_PROPERTY(@property(nonatomic, class, readonly, copy)
                         NSString* _Nonnull id;)
+ (NSString* _Nonnull)id SWIFT_WARN_UNUSED_RESULT;
/// Creates an <code>AuthCredential</code> for a Facebook sign in.
/// \param accessToken The Access Token from Facebook.
///
///
/// returns:
/// An <code>AuthCredential</code> containing the Facebook credentials.
+ (FIRAuthCredential* _Nonnull)credentialWithAccessToken:
    (NSString* _Nonnull)accessToken SWIFT_WARN_UNUSED_RESULT;
- (nonnull instancetype)init OBJC_DESIGNATED_INITIALIZER SWIFT_UNAVAILABLE;
@end

/// Utility type for constructing federated auth provider credentials.
SWIFT_PROTOCOL_NAMED("FederatedAuthProvider")
@protocol FIRFederatedAuthProvider <NSObject>
/// Used to obtain an auth credential via a mobile web flow.
/// This method is available on iOS only.
/// \param uiDelegate An optional UI delegate used to present the mobile web
/// flow.
///
/// \param completionHandler Optionally; a block which is invoked
/// asynchronously on the main thread when the mobile web flow is
/// completed.
///
- (void)getCredentialWithUIDelegate:(id<FIRAuthUIDelegate> _Nullable)uiDelegate
                         completion:(void (^_Nonnull)(
                                        FIRAuthCredential* _Nullable,
                                        NSError* _Nullable))completionHandler
    SWIFT_AVAILABILITY(watchos, introduced = 8);
@end

/// A concrete implementation of <code>AuthProvider</code> for Game Center Sign
/// In. Not available on watchOS.
SWIFT_CLASS_NAMED("GameCenterAuthProvider")
@interface FIRGameCenterAuthProvider : NSObject
/// A string constant identifying the Game Center identity provider.
SWIFT_CLASS_PROPERTY(@property(nonatomic, class, readonly, copy)
                         NSString* _Nonnull id;)
+ (NSString* _Nonnull)id SWIFT_WARN_UNUSED_RESULT;
/// Creates an <code>AuthCredential</code> for a Game Center sign in.
+ (void)getCredentialWithCompletion:
    (void (^_Nonnull)(FIRAuthCredential* _Nullable,
                      NSError* _Nullable))completion;
- (nonnull instancetype)init OBJC_DESIGNATED_INITIALIZER SWIFT_UNAVAILABLE;
@end

/// Utility class for constructing GitHub Sign In credentials.
SWIFT_CLASS_NAMED("GitHubAuthProvider")
@interface FIRGitHubAuthProvider : NSObject
/// A string constant identifying the GitHub identity provider.
SWIFT_CLASS_PROPERTY(@property(nonatomic, class, readonly, copy)
                         NSString* _Nonnull id;)
+ (NSString* _Nonnull)id SWIFT_WARN_UNUSED_RESULT;
/// Creates an <code>AuthCredential</code> for a GitHub sign in.
/// \param token The GitHub OAuth access token.
///
///
/// returns:
/// An AuthCredential containing the GitHub credentials.
+ (FIRAuthCredential* _Nonnull)credentialWithToken:(NSString* _Nonnull)token
    SWIFT_WARN_UNUSED_RESULT;
- (nonnull instancetype)init OBJC_DESIGNATED_INITIALIZER SWIFT_UNAVAILABLE;
@end

/// Utility class for constructing Google Sign In credentials.
SWIFT_CLASS_NAMED("GoogleAuthProvider")
@interface FIRGoogleAuthProvider : NSObject
/// A string constant identifying the Google identity provider.
SWIFT_CLASS_PROPERTY(@property(nonatomic, class, readonly, copy)
                         NSString* _Nonnull id;)
+ (NSString* _Nonnull)id SWIFT_WARN_UNUSED_RESULT;
/// Creates an <code>AuthCredential</code> for a Google sign in.
/// \param idToken The ID Token from Google.
///
/// \param accessToken The Access Token from Google.
///
///
/// returns:
/// An AuthCredential containing the Google credentials.
+ (FIRAuthCredential* _Nonnull)credentialWithIDToken:(NSString* _Nonnull)idToken
                                         accessToken:
                                             (NSString* _Nonnull)accessToken
    SWIFT_WARN_UNUSED_RESULT;
- (nonnull instancetype)init OBJC_DESIGNATED_INITIALIZER SWIFT_UNAVAILABLE;
@end

@class FIRMultiFactorInfo;
@class FIRMultiFactorSession;
@class FIRMultiFactorAssertion;
/// The interface defining the multi factor related properties and operations
/// pertaining to a user. This class is available on iOS and macOS.
SWIFT_CLASS_NAMED("MultiFactor")
@interface FIRMultiFactor : NSObject
@property(nonatomic, copy)
    NSArray<FIRMultiFactorInfo*>* _Nonnull enrolledFactors;
/// Get a session for a second factor enrollment operation.
/// This is used to identify the current user trying to enroll a second factor.
/// \param completion A block with the session identifier for a second factor
/// enrollment operation.
///
- (void)getSessionWithCompletion:
    (void (^_Nullable)(FIRMultiFactorSession* _Nullable,
                       NSError* _Nullable))completion;
/// Enrolls a second factor as identified by the
/// <code>MultiFactorAssertion</code> parameter for the current user.
/// \param assertion The <code>MultiFactorAssertion</code>.
///
/// \param displayName An optional display name associated with the multi factor
/// to enroll.
///
/// \param completion The block invoked when the request is complete, or fails.
///
- (void)enrollWithAssertion:(FIRMultiFactorAssertion* _Nonnull)assertion
                displayName:(NSString* _Nullable)displayName
                 completion:(void (^_Nullable)(NSError* _Nullable))completion;
/// Unenroll the given multi factor.
/// \param factorInfo The second factor instance to unenroll.
///
/// \param completion The block invoked when the request to send the
/// verification email is complete, or fails.
///
- (void)unenrollWithInfo:(FIRMultiFactorInfo* _Nonnull)factorInfo
              completion:(void (^_Nullable)(NSError* _Nullable))completion;
/// Unenroll the given multi factor.
/// \param factorUID The unique identifier corresponding to the
/// second factor being unenrolled.
///
/// \param completion The block invoked when the request to send the
/// verification email is complete, or fails.
///
- (void)unenrollWithFactorUID:(NSString* _Nonnull)factorUID
                   completion:(void (^_Nullable)(NSError* _Nullable))completion;
- (nonnull instancetype)init SWIFT_UNAVAILABLE;
+ (nonnull instancetype)new SWIFT_UNAVAILABLE_MSG("-init is unavailable");
SWIFT_CLASS_PROPERTY(@property(nonatomic, class, readonly)
                         BOOL supportsSecureCoding;)
+ (BOOL)supportsSecureCoding SWIFT_WARN_UNUSED_RESULT;
- (void)encodeWithCoder:(NSCoder* _Nonnull)coder;
- (nullable instancetype)initWithCoder:(NSCoder* _Nonnull)coder
    OBJC_DESIGNATED_INITIALIZER;
@end

@interface FIRMultiFactor (SWIFT_EXTENSION (FirebaseAuth)) <NSSecureCoding>
@end

/// The base class for asserting ownership of a second factor. This is
/// equivalent to the AuthCredential class. This class is available on iOS and
/// macOS.
SWIFT_CLASS_NAMED("MultiFactorAssertion")
@interface FIRMultiFactorAssertion : NSObject
/// The second factor identifier for this opaque object asserting a second
/// factor.
@property(nonatomic, copy) NSString* _Nonnull factorID;
- (nonnull instancetype)init SWIFT_UNAVAILABLE;
+ (nonnull instancetype)new SWIFT_UNAVAILABLE_MSG("-init is unavailable");
@end

/// Safe public structure used to represent a second factor entity from a client
/// perspective. This class is available on iOS and macOS.
SWIFT_CLASS_NAMED("MultiFactorInfo")
@interface FIRMultiFactorInfo : NSObject
/// The multi-factor enrollment ID.
@property(nonatomic, readonly, copy) NSString* _Nonnull UID;
/// The user friendly name of the current second factor.
@property(nonatomic, readonly, copy) NSString* _Nullable displayName;
/// The second factor enrollment date.
@property(nonatomic, readonly, copy) NSDate* _Nonnull enrollmentDate;
/// The identifier of the second factor.
@property(nonatomic, readonly, copy) NSString* _Nonnull factorID;
SWIFT_CLASS_PROPERTY(@property(nonatomic, class, readonly)
                         BOOL supportsSecureCoding;)
+ (BOOL)supportsSecureCoding SWIFT_WARN_UNUSED_RESULT;
- (void)encodeWithCoder:(NSCoder* _Nonnull)coder;
- (nullable instancetype)initWithCoder:(NSCoder* _Nonnull)coder
    OBJC_DESIGNATED_INITIALIZER;
- (nonnull instancetype)init SWIFT_UNAVAILABLE;
+ (nonnull instancetype)new SWIFT_UNAVAILABLE_MSG("-init is unavailable");
@end

@interface FIRMultiFactorInfo (SWIFT_EXTENSION (FirebaseAuth)) <NSSecureCoding>
@end

/// The subclass of base class <code>MultiFactorAssertion</code>, used to assert
/// ownership of a phone second factor. This class is available on iOS and
/// macOS.
SWIFT_CLASS_NAMED("MultiFactorResolver")
@interface FIRMultiFactorResolver : NSObject
/// The opaque session identifier for the current sign-in flow.
@property(nonatomic, readonly, strong) FIRMultiFactorSession* _Nonnull session;
/// The list of hints for the second factors needed to complete the sign-in for
/// the current session.
@property(nonatomic, readonly, copy)
    NSArray<FIRMultiFactorInfo*>* _Nonnull hints;
/// The Auth reference for the current <code>MultiResolver</code>.
@property(nonatomic, readonly, strong) FIRAuth* _Nonnull auth;
/// A helper function to help users complete sign in with a second factor using
/// a
/// \param assertion The assertion confirming the user successfully
/// completed the second factor challenge.
///
/// \param completion The block invoked when the request is complete, or fails.
///
- (void)resolveSignInWithAssertion:(FIRMultiFactorAssertion* _Nonnull)assertion
                        completion:
                            (void (^_Nullable)(FIRAuthDataResult* _Nullable,
                                               NSError* _Nullable))completion;
- (nonnull instancetype)init SWIFT_UNAVAILABLE;
+ (nonnull instancetype)new SWIFT_UNAVAILABLE_MSG("-init is unavailable");
@end

/// Opaque object that identifies the current session to enroll a second factor
/// or to complete sign in when previously enrolled. Identifies the current
/// session to enroll a second factor or to complete sign in when previously
/// enrolled. It contains additional context on the existing user, notably the
/// confirmation that the user passed the first factor challenge. This class is
/// available on iOS and macOS.
SWIFT_CLASS_NAMED("MultiFactorSession")
@interface FIRMultiFactorSession : NSObject
- (nonnull instancetype)init SWIFT_UNAVAILABLE;
+ (nonnull instancetype)new SWIFT_UNAVAILABLE_MSG("-init is unavailable");
@end

/// Internal implementation of <code>AuthCredential</code> for generic
/// credentials.
SWIFT_CLASS_NAMED("OAuthCredential")
@interface FIROAuthCredential : FIRAuthCredential <NSSecureCoding>
/// The ID Token associated with this credential.
@property(nonatomic, readonly, copy) NSString* _Nullable IDToken;
/// The access token associated with this credential.
@property(nonatomic, readonly, copy) NSString* _Nullable accessToken;
/// The secret associated with this credential. This will be nil for OAuth 2.0
/// providers. OAuthCredential already exposes a <code>provider</code> getter.
/// This will help the developer determine whether an access token / secret pair
/// is needed.
@property(nonatomic, readonly, copy) NSString* _Nullable secret;
SWIFT_CLASS_PROPERTY(@property(nonatomic, class, readonly)
                         BOOL supportsSecureCoding;)
+ (BOOL)supportsSecureCoding SWIFT_WARN_UNUSED_RESULT;
- (void)encodeWithCoder:(NSCoder* _Nonnull)coder;
- (nullable instancetype)initWithCoder:(NSCoder* _Nonnull)coder
    OBJC_DESIGNATED_INITIALIZER;
@end

@class NSPersonNameComponents;
/// Utility class for constructing OAuth Sign In credentials.
SWIFT_CLASS_NAMED("OAuthProvider")
@interface FIROAuthProvider : NSObject <FIRFederatedAuthProvider>
SWIFT_CLASS_PROPERTY(@property(nonatomic, class, readonly, copy)
                         NSString* _Nonnull id;)
+ (NSString* _Nonnull)id SWIFT_WARN_UNUSED_RESULT;
/// Array used to configure the OAuth scopes.
@property(nonatomic, copy) NSArray<NSString*>* _Nullable scopes;
/// Dictionary used to configure the OAuth custom parameters.
@property(nonatomic, copy)
    NSDictionary<NSString*, NSString*>* _Nullable customParameters;
/// The provider ID indicating the specific OAuth provider this OAuthProvider
/// instance represents.
@property(nonatomic, readonly, copy) NSString* _Nonnull providerID;
/// An instance of OAuthProvider corresponding to the given provider ID.
/// \param providerID The provider ID of the IDP for which this auth provider
/// instance will be configured.
///
///
/// returns:
/// An instance of OAuthProvider corresponding to the specified provider ID.
+ (FIROAuthProvider* _Nonnull)providerWithProviderID:
    (NSString* _Nonnull)providerID SWIFT_WARN_UNUSED_RESULT;
/// An instance of OAuthProvider corresponding to the given provider ID and auth
/// instance.
/// \param providerID The provider ID of the IDP for which this auth provider
/// instance will be configured.
///
/// \param auth The auth instance to be associated with the OAuthProvider
/// instance.
///
///
/// returns:
/// An instance of OAuthProvider corresponding to the specified provider ID.
+ (FIROAuthProvider* _Nonnull)providerWithProviderID:
                                  (NSString* _Nonnull)providerID
                                                auth:(FIRAuth* _Nonnull)auth
    SWIFT_WARN_UNUSED_RESULT;
/// Creates an <code>AuthCredential</code> for the OAuth 2 provider identified
/// by provider ID, ID token, and access token.
/// \param providerID The provider ID associated with the Auth credential being
/// created.
///
/// \param idToken The IDToken associated with the Auth credential being
/// created.
///
/// \param accessToken The access token associated with the Auth credential be
/// created, if available.
///
///
/// returns:
/// An AuthCredential for the specified provider ID, ID token and access token.
+ (FIROAuthCredential* _Nonnull)
    credentialWithProviderID:(NSString* _Nonnull)providerID
                     IDToken:(NSString* _Nonnull)idToken
                 accessToken:(NSString* _Nullable)accessToken
    SWIFT_WARN_UNUSED_RESULT;
/// Creates an <code>AuthCredential</code> for the OAuth 2 provider identified
/// by provider ID, ID token, and access token.
/// \param providerID The provider ID associated with the Auth credential being
/// created.
///
/// \param accessToken The access token associated with the Auth credential be
/// created, if available.
///
///
/// returns:
/// An AuthCredential for the specified provider ID, ID token and access token.
+ (FIROAuthCredential* _Nonnull)
    credentialWithProviderID:(NSString* _Nonnull)providerID
                 accessToken:(NSString* _Nonnull)accessToken
    SWIFT_WARN_UNUSED_RESULT;
/// Creates an <code>AuthCredential</code> for that OAuth 2 provider identified
/// by provider ID, ID token, raw nonce, and access token.
/// \param providerID The provider ID associated with the Auth credential being
/// created.
///
/// \param idToken The IDToken associated with the Auth credential being
/// created.
///
/// \param rawNonce The raw nonce associated with the Auth credential being
/// created.
///
/// \param accessToken The access token associated with the Auth credential be
/// created.
///
///
/// returns:
/// An AuthCredential for the specified provider ID, ID token and access token.
+ (FIROAuthCredential* _Nonnull)
    credentialWithProviderID:(NSString* _Nonnull)providerID
                     IDToken:(NSString* _Nonnull)idToken
                    rawNonce:(NSString* _Nonnull)rawNonce
                 accessToken:(NSString* _Nonnull)accessToken
    SWIFT_WARN_UNUSED_RESULT;
/// Creates an <code>AuthCredential</code> for that OAuth 2 provider identified
/// by providerID using an ID token and raw nonce.
/// \param providerID The provider ID associated with the Auth credential being
/// created.
///
/// \param idToken The IDToken associated with the Auth credential being
/// created.
///
/// \param rawNonce The raw nonce associated with the Auth credential being
/// created.
///
///
/// returns:
/// An AuthCredential.
+ (FIROAuthCredential* _Nonnull)
    credentialWithProviderID:(NSString* _Nonnull)providerID
                     IDToken:(NSString* _Nonnull)idToken
                    rawNonce:(NSString* _Nonnull)rawNonce
    SWIFT_WARN_UNUSED_RESULT;
/// Used to obtain an auth credential via a mobile web flow.
/// This method is available on iOS only.
/// \param uiDelegate An optional UI delegate used to present the mobile web
/// flow.
///
/// \param completionHandler Optionally; a block which is invoked
/// asynchronously on the main thread when the mobile web flow is
/// completed.
///
- (void)getCredentialWithUIDelegate:(id<FIRAuthUIDelegate> _Nullable)uiDelegate
                         completion:(void (^_Nonnull)(
                                        FIRAuthCredential* _Nullable,
                                        NSError* _Nullable))completionHandler
    SWIFT_AVAILABILITY(watchos, introduced = 8)
        SWIFT_AVAILABILITY(macos, introduced = 10.15)
            SWIFT_AVAILABILITY(tvos, introduced = 13)
                SWIFT_AVAILABILITY(ios, introduced = 13);
/// Creates an <code>AuthCredential</code> for the Sign in with Apple OAuth 2
/// provider identified by ID token, raw nonce, and full name.This method is
/// specific to the Sign in with Apple OAuth 2 provider as this provider
/// requires the full name to be passed explicitly.
/// \param idToken The IDToken associated with the Sign in with Apple Auth
/// credential being created.
///
/// \param rawNonce The raw nonce associated with the Sign in with Apple Auth
/// credential being created.
///
/// \param fullName The full name associated with the Sign in with Apple Auth
/// credential being created.
///
///
/// returns:
/// An AuthCredential.
+ (FIROAuthCredential* _Nonnull)
    appleCredentialWithIDToken:(NSString* _Nonnull)idToken
                      rawNonce:(NSString* _Nullable)rawNonce
                      fullName:(NSPersonNameComponents* _Nullable)fullName
    SWIFT_WARN_UNUSED_RESULT;
- (nonnull instancetype)init SWIFT_UNAVAILABLE;
+ (nonnull instancetype)new SWIFT_UNAVAILABLE_MSG("-init is unavailable");
@end

/// Implementation of AuthCredential for Phone Auth credentials.
/// This class is available on iOS only.
SWIFT_CLASS_NAMED("PhoneAuthCredential")
@interface FIRPhoneAuthCredential : FIRAuthCredential <NSSecureCoding>
SWIFT_CLASS_PROPERTY(@property(nonatomic, class, readonly)
                         BOOL supportsSecureCoding;)
+ (BOOL)supportsSecureCoding SWIFT_WARN_UNUSED_RESULT;
- (void)encodeWithCoder:(NSCoder* _Nonnull)coder;
- (nullable instancetype)initWithCoder:(NSCoder* _Nonnull)coder
    OBJC_DESIGNATED_INITIALIZER;
@end

@class FIRPhoneMultiFactorInfo;
/// A concrete implementation of <code>AuthProvider</code> for phone auth
/// providers. This class is available on iOS only.
SWIFT_CLASS_NAMED("PhoneAuthProvider")
@interface FIRPhoneAuthProvider : NSObject
/// A string constant identifying the phone identity provider.
SWIFT_CLASS_PROPERTY(@property(nonatomic, class, readonly, copy)
                         NSString* _Nonnull id;)
+ (NSString* _Nonnull)id SWIFT_WARN_UNUSED_RESULT;
/// Returns an instance of <code>PhoneAuthProvider</code> for the default
/// <code>Auth</code> object.
+ (FIRPhoneAuthProvider* _Nonnull)provider SWIFT_WARN_UNUSED_RESULT;
/// Returns an instance of <code>PhoneAuthProvider</code> for the provided
/// <code>Auth</code> object.
/// \param auth The auth object to associate with the phone auth provider
/// instance.
///
+ (FIRPhoneAuthProvider* _Nonnull)providerWithAuth:(FIRAuth* _Nonnull)auth
    SWIFT_WARN_UNUSED_RESULT;
/// Starts the phone number authentication flow by sending a verification code
/// to the specified phone number. Possible error codes: <ul>
///   <li>
///     <code>AuthErrorCodeCaptchaCheckFailed</code> - Indicates that the
///     reCAPTCHA token obtained by the Firebase Auth is invalid or has expired.
///   </li>
///   <li>
///     <code>AuthErrorCodeQuotaExceeded</code> - Indicates that the phone
///     verification quota for this project has been exceeded.
///   </li>
///   <li>
///     <code>AuthErrorCodeInvalidPhoneNumber</code> - Indicates that the phone
///     number provided is invalid.
///   </li>
///   <li>
///     <code>AuthErrorCodeMissingPhoneNumber</code> - Indicates that a phone
///     number was not provided.
///   </li>
/// </ul>
/// \param phoneNumber The phone number to be verified.
///
/// \param uiDelegate An object used to present the SFSafariViewController. The
/// object is retained by this method until the completion block is executed.
///
/// \param completion The callback to be invoked when the verification flow is
/// finished.
///
- (void)verifyPhoneNumber:(NSString* _Nonnull)phoneNumber
               UIDelegate:(id<FIRAuthUIDelegate> _Nullable)uiDelegate
               completion:(void (^_Nullable)(NSString* _Nullable,
                                             NSError* _Nullable))completion;
/// Verify ownership of the second factor phone number by the current user.
/// \param phoneNumber The phone number to be verified.
///
/// \param uiDelegate An object used to present the SFSafariViewController. The
/// object is retained by this method until the completion block is executed.
///
/// \param multiFactorSession A session to identify the MFA flow. For
/// enrollment, this identifies the user trying to enroll. For sign-in, this
/// identifies that the user already passed the first factor challenge.
///
/// \param completion The callback to be invoked when the verification flow is
/// finished.
///
- (void)verifyPhoneNumber:(NSString* _Nonnull)phoneNumber
               UIDelegate:(id<FIRAuthUIDelegate> _Nullable)uiDelegate
       multiFactorSession:(FIRMultiFactorSession* _Nullable)multiFactorSession
               completion:(void (^_Nullable)(NSString* _Nullable,
                                             NSError* _Nullable))completion;
/// Verify ownership of the second factor phone number by the current user.
/// \param multiFactorInfo The phone multi factor whose number need to be
/// verified.
///
/// \param uiDelegate An object used to present the SFSafariViewController. The
/// object is retained by this method until the completion block is executed.
///
/// \param multiFactorSession A session to identify the MFA flow. For
/// enrollment, this identifies the user trying to enroll. For sign-in, this
/// identifies that the user already passed the first factor challenge.
///
/// \param completion The callback to be invoked when the verification flow is
/// finished.
///
- (void)
    verifyPhoneNumberWithMultiFactorInfo:
        (FIRPhoneMultiFactorInfo* _Nonnull)multiFactorInfo
                              UIDelegate:
                                  (id<FIRAuthUIDelegate> _Nullable)uiDelegate
                      multiFactorSession:
                          (FIRMultiFactorSession* _Nullable)multiFactorSession
                              completion:(void (^_Nullable)(NSString* _Nullable,
                                                            NSError* _Nullable))
                                             completion;
/// Creates an <code>AuthCredential</code> for the phone number provider
/// identified by the verification ID and verification code.
/// \param verificationID The verification ID obtained from invoking
/// verifyPhoneNumber:completion:
///
/// \param verificationCode The verification code obtained from the user.
///
///
/// returns:
/// The corresponding phone auth credential for the verification ID and
/// verification code provided.
- (FIRPhoneAuthCredential* _Nonnull)
    credentialWithVerificationID:(NSString* _Nonnull)verificationID
                verificationCode:(NSString* _Nonnull)verificationCode
    SWIFT_WARN_UNUSED_RESULT;
- (nonnull instancetype)init SWIFT_UNAVAILABLE;
+ (nonnull instancetype)new SWIFT_UNAVAILABLE_MSG("-init is unavailable");
@end

/// The subclass of base class FIRMultiFactorAssertion, used to assert ownership
/// of a phone second factor. This class is available on iOS and macOS.
SWIFT_CLASS_NAMED("PhoneMultiFactorAssertion")
@interface FIRPhoneMultiFactorAssertion : FIRMultiFactorAssertion
@end

/// The data structure used to help initialize an assertion for a second factor
/// entity to the Firebase Auth/CICP server. Depending on the type of second
/// factor, this will help generate the assertion. This class is available on
/// iOS and macOS.
SWIFT_CLASS_NAMED("PhoneMultiFactorGenerator")
@interface FIRPhoneMultiFactorGenerator : NSObject
/// Initializes the MFA assertion to confirm ownership of the phone second
/// factor. Note that this API is used for both enrolling and signing in with a
/// phone second factor.
/// \param phoneAuthCredential The phone auth credential used for multi factor
/// flows.
///
+ (FIRPhoneMultiFactorAssertion* _Nonnull)assertionWithCredential:
    (FIRPhoneAuthCredential* _Nonnull)phoneAuthCredential
    SWIFT_WARN_UNUSED_RESULT;
- (nonnull instancetype)init OBJC_DESIGNATED_INITIALIZER;
@end

/// Extends the MultiFactorInfo class for phone number second factors.
/// The identifier of this second factor is “phone”.
/// This class is available on iOS and macOS.
SWIFT_CLASS_NAMED("PhoneMultiFactorInfo")
@interface FIRPhoneMultiFactorInfo : FIRMultiFactorInfo
/// The string identifier for using phone as a second factor.
SWIFT_CLASS_PROPERTY(@property(nonatomic, class, readonly, copy)
                         NSString* _Nonnull FIRPhoneMultiFactorID;)
+ (NSString* _Nonnull)FIRPhoneMultiFactorID SWIFT_WARN_UNUSED_RESULT;
/// The string identifier for using TOTP as a second factor.
SWIFT_CLASS_PROPERTY(@property(nonatomic, class, readonly, copy)
                         NSString* _Nonnull FIRTOTPMultiFactorID;)
+ (NSString* _Nonnull)FIRTOTPMultiFactorID SWIFT_WARN_UNUSED_RESULT;
/// This is the phone number associated with the current second factor.
@property(nonatomic, copy) NSString* _Nonnull phoneNumber;
SWIFT_CLASS_PROPERTY(@property(nonatomic, class, readonly)
                         BOOL supportsSecureCoding;)
+ (BOOL)supportsSecureCoding SWIFT_WARN_UNUSED_RESULT;
- (nullable instancetype)initWithCoder:(NSCoder* _Nonnull)coder
    OBJC_DESIGNATED_INITIALIZER;
- (void)encodeWithCoder:(NSCoder* _Nonnull)coder;
@end

/// The subclass of base class MultiFactorAssertion, used to assert ownership of
/// a TOTP (Time-based One Time Password) second factor. This class is available
/// on iOS and macOS.
SWIFT_CLASS_NAMED("TOTPMultiFactorAssertion")
@interface FIRTOTPMultiFactorAssertion : FIRMultiFactorAssertion
@end

@class FIRTOTPSecret;
/// The data structure used to help initialize an assertion for a second factor
/// entity to the Firebase Auth/CICP server. Depending on the type of second
/// factor, this will help generate the assertion. This class is available on
/// iOS and macOS.
SWIFT_CLASS_NAMED("TOTPMultiFactorGenerator")
@interface FIRTOTPMultiFactorGenerator : NSObject
/// Creates a TOTP secret as part of enrolling a TOTP second factor. Used for
/// generating a QR code URL or inputting into a TOTP app. This method uses the
/// auth instance corresponding to the user in the multiFactorSession.
/// \param session The multiFactorSession instance.
///
/// \param completion Completion block
///
+ (void)generateSecretWithMultiFactorSession:
            (FIRMultiFactorSession* _Nonnull)session
                                  completion:(void (^_Nonnull)(
                                                 FIRTOTPSecret* _Nullable,
                                                 NSError* _Nullable))completion;
/// Initializes the MFA assertion to confirm ownership of the TOTP second
/// factor. This assertion is used to complete enrollment of TOTP as a second
/// factor.
/// \param secret The TOTP secret.
///
/// \param oneTimePassword One time password string.
///
///
/// returns:
/// The MFA assertion.
+ (FIRTOTPMultiFactorAssertion* _Nonnull)
    assertionForEnrollmentWithSecret:(FIRTOTPSecret* _Nonnull)secret
                     oneTimePassword:(NSString* _Nonnull)oneTimePassword
    SWIFT_WARN_UNUSED_RESULT;
/// Initializes the MFA assertion to confirm ownership of the TOTP second
/// factor. This assertion is used to complete signIn with TOTP as a second
/// factor.
/// \param enrollmentID The ID that identifies the enrolled TOTP second factor.
///
/// \param oneTimePassword one time password string.
///
///
/// returns:
/// The MFA assertion.
+ (FIRTOTPMultiFactorAssertion* _Nonnull)
    assertionForSignInWithEnrollmentID:(NSString* _Nonnull)enrollmentID
                       oneTimePassword:(NSString* _Nonnull)oneTimePassword
    SWIFT_WARN_UNUSED_RESULT;
- (nonnull instancetype)init OBJC_DESIGNATED_INITIALIZER;
@end

/// The subclass of base class MultiFactorAssertion, used to assert ownership of
/// a TOTP (Time-based One Time Password) second factor. This class is available
/// on iOS and macOS.
SWIFT_CLASS_NAMED("TOTPSecret")
@interface FIRTOTPSecret : NSObject
/// Returns the shared secret key/seed used to generate time-based one-time
/// passwords.
- (NSString* _Nonnull)sharedSecretKey SWIFT_WARN_UNUSED_RESULT;
/// Returns a QRCode URL as described in
/// https://github.com/google/google-authenticator/wiki/Key-Uri-Format.
/// This can be displayed to the user as a QRCode to be scanned into a TOTP app
/// like Google Authenticator.
/// \param accountName The name of the account/app.
///
/// \param issuer Issuer of the TOTP(likely the app name).
///
///
/// returns:
/// A QRCode URL string.
- (NSString* _Nonnull)
    generateQRCodeURLWithAccountName:(NSString* _Nonnull)accountName
                              issuer:(NSString* _Nonnull)issuer
    SWIFT_WARN_UNUSED_RESULT;
/// Opens the specified QR Code URL in a password manager like iCloud Keychain.
/// See more details
/// <a
/// href="https://developer.apple.com/documentation/authenticationservices/securing_logins_with_icloud_keychain_verification_codes">here</a>
- (void)openInOTPAppWithQRCodeURL:(NSString* _Nonnull)qrCodeURL;
- (nonnull instancetype)init SWIFT_UNAVAILABLE;
+ (nonnull instancetype)new SWIFT_UNAVAILABLE_MSG("-init is unavailable");
@end

/// Utility class for constructing Twitter Sign In credentials.
SWIFT_CLASS_NAMED("TwitterAuthProvider")
@interface FIRTwitterAuthProvider : NSObject
/// A string constant identifying the Twitter identity provider.
SWIFT_CLASS_PROPERTY(@property(nonatomic, class, readonly, copy)
                         NSString* _Nonnull id;)
+ (NSString* _Nonnull)id SWIFT_WARN_UNUSED_RESULT;
/// Creates an <code>AuthCredential</code> for a Twitter sign in.
/// \param token The Twitter OAuth token.
///
/// \param secret The Twitter OAuth secret.
///
///
/// returns:
/// An AuthCredential containing the Twitter credentials.
+ (FIRAuthCredential* _Nonnull)credentialWithToken:(NSString* _Nonnull)token
                                            secret:(NSString* _Nonnull)secret
    SWIFT_WARN_UNUSED_RESULT;
- (nonnull instancetype)init OBJC_DESIGNATED_INITIALIZER SWIFT_UNAVAILABLE;
@end

/// Represents user data returned from an identity provider.
SWIFT_PROTOCOL_NAMED("UserInfo")
@protocol FIRUserInfo <NSObject>
/// The provider identifier.
@property(nonatomic, readonly, copy) NSString* _Nonnull providerID;
/// The provider’s user ID for the user.
@property(nonatomic, readonly, copy) NSString* _Nonnull uid;
/// The name of the user.
@property(nonatomic, readonly, copy) NSString* _Nullable displayName;
/// The URL of the user’s profile photo.
@property(nonatomic, readonly, copy) NSURL* _Nullable photoURL;
/// The user’s email address.
@property(nonatomic, readonly, copy) NSString* _Nullable email;
/// A phone number associated with the user.
/// This property is only available for users authenticated via phone number
/// auth.
@property(nonatomic, readonly, copy) NSString* _Nullable phoneNumber;
@end

@class FIRUserMetadata;
@class FIRUserProfileChangeRequest;
/// Represents a user.
/// Firebase Auth does not attempt to validate users
/// when loading them from the keychain. Invalidated users (such as those
/// whose passwords have been changed on another client) are automatically
/// logged out when an auth-dependent operation is attempted or when the
/// ID token is automatically refreshed.
/// This class is thread-safe.
SWIFT_CLASS_NAMED("User")
@interface FIRUser : NSObject <FIRUserInfo>
/// Indicates the user represents an anonymous user.
@property(nonatomic, readonly) BOOL isAnonymous;
/// Indicates the user represents an anonymous user.
- (BOOL)anonymous SWIFT_WARN_UNUSED_RESULT;
/// Indicates the email address associated with this user has been verified.
@property(nonatomic, readonly) BOOL isEmailVerified;
/// Indicates the email address associated with this user has been verified.
- (BOOL)emailVerified SWIFT_WARN_UNUSED_RESULT;
/// Profile data for each identity provider, if any.
/// This data is cached on sign-in and updated when linking or unlinking.
@property(nonatomic, readonly, copy)
    NSArray<id<FIRUserInfo>>* _Nonnull providerData;
/// Metadata associated with the Firebase user in question.
@property(nonatomic, readonly, strong) FIRUserMetadata* _Nonnull metadata;
/// The tenant ID of the current user. <code>nil</code> if none is available.
@property(nonatomic, readonly, copy) NSString* _Nullable tenantID;
/// Multi factor object associated with the user.
/// This property is available on iOS and macOS.
@property(nonatomic, readonly, strong) FIRMultiFactor* _Nonnull multiFactor;
/// [Deprecated] Updates the email address for the user.
/// On success, the cached user profile data is updated. Returns an error when
/// <a
/// href="https://cloud.google.com/identity-platform/docs/admin/email-enumeration-protection">Email
/// Enumeration Protection</a> is enabled. May fail if there is already an
/// account with this email address that was created using email and password
/// authentication. Invoked asynchronously on the main thread in the future.
/// Possible error codes:
/// <ul>
///   <li>
///     <code>AuthErrorCodeInvalidRecipientEmail</code> - Indicates an invalid
///     recipient email was sent in the request.
///   </li>
///   <li>
///     <code>AuthErrorCodeInvalidSender</code> - Indicates an invalid sender
///     email is set in the console for this action.
///   </li>
///   <li>
///     <code>AuthErrorCodeInvalidMessagePayload</code> - Indicates an invalid
///     email template for sending update email.
///   </li>
///   <li>
///     <code>AuthErrorCodeEmailAlreadyInUse</code> - Indicates the email is
///     already in use by another account.
///   </li>
///   <li>
///     <code>AuthErrorCodeInvalidEmail</code> - Indicates the email address is
///     malformed.
///   </li>
///   <li>
///     <code>AuthErrorCodeRequiresRecentLogin</code> - Updating a user’s email
///     is a security sensitive operation that requires a recent login from the
///     user. This error indicates the user has not signed in recently enough.
///     To resolve, reauthenticate the user by calling
///     <code>reauthenticate(with:)</code>.
///   </li>
/// </ul>
/// \param email The email address for the user.
///
/// \param completion Optionally; the block invoked when the user profile change
/// has finished.
///
- (void)updateEmail:(NSString* _Nonnull)email
         completion:(void (^_Nullable)(NSError* _Nullable))completion
    SWIFT_DEPRECATED_MSG(
        "`updateEmail` is deprecated and will be removed in a future release. "
        "Use sendEmailVerification(beforeUpdatingEmail:) instead.");
/// Updates the password for the user. On success, the cached user profile data
/// is updated. Invoked asynchronously on the main thread in the future.
/// Possible error codes:
/// <ul>
///   <li>
///     <code>AuthErrorCodeOperationNotAllowed</code> - Indicates the
///     administrator disabled sign in with the specified identity provider.
///   </li>
///   <li>
///     <code>AuthErrorCodeRequiresRecentLogin</code> - Updating a user’s
///     password is a security sensitive operation that requires a recent login
///     from the user. This error indicates the user has not signed in recently
///     enough. To resolve, reauthenticate the user by calling
///     <code>reauthenticate(with:)</code>.
///   </li>
///   <li>
///     <code>AuthErrorCodeWeakPassword</code> - Indicates an attempt to set a
///     password that is considered too weak. The
///     <code>NSLocalizedFailureReasonErrorKey</code> field in the
///     <code>userInfo</code> dictionary object will contain more detailed
///     explanation that can be shown to the user.
///   </li>
/// </ul>
/// \param password The new password for the user.
///
/// \param completion Optionally; the block invoked when the user profile change
/// has finished.
///
- (void)updatePassword:(NSString* _Nonnull)password
            completion:(void (^_Nullable)(NSError* _Nullable))completion;
/// Updates the phone number for the user. On success, the cached user profile
/// data is updated. Invoked asynchronously on the main thread in the future.
/// This method is available on iOS only.
/// Possible error codes:
/// <ul>
///   <li>
///     <code>AuthErrorCodeRequiresRecentLogin</code> - Updating a user’s phone
///     number is a security sensitive operation that requires a recent login
///     from the user. This error indicates the user has not signed in recently
///     enough. To resolve, reauthenticate the user by calling
///     <code>reauthenticate(with:)</code>.
///   </li>
/// </ul>
/// \param credential The new phone number credential corresponding to the
/// phone number to be added to the Firebase account, if a phone number is
/// already linked to the account this new phone number will replace it.
///
/// \param completion Optionally; the block invoked when the user profile change
/// has finished.
///
- (void)updatePhoneNumberCredential:(FIRPhoneAuthCredential* _Nonnull)credential
                         completion:
                             (void (^_Nullable)(NSError* _Nullable))completion;
/// Creates an object which may be used to change the user’s profile data.
/// Set the properties of the returned object, then call
/// <code>UserProfileChangeRequest.commitChanges()</code> to perform the updates
/// atomically.
///
/// returns:
/// An object which may be used to change the user’s profile data atomically.
- (FIRUserProfileChangeRequest* _Nonnull)
    profileChangeRequest SWIFT_WARN_UNUSED_RESULT;
/// A refresh token; useful for obtaining new access tokens independently.
/// This property should only be used for advanced scenarios, and is not
/// typically needed.
@property(nonatomic, readonly, copy) NSString* _Nullable refreshToken;
/// Reloads the user’s profile data from the server.
/// May fail with an <code>AuthErrorCodeRequiresRecentLogin</code> error code.
/// In this case you should call <code>reauthenticate(with:)</code> before
/// re-invoking <code>updateEmail(to:)</code>.
/// \param completion Optionally; the block invoked when the reload has
/// finished. Invoked asynchronously on the main thread in the future.
///
- (void)reloadWithCompletion:(void (^_Nullable)(NSError* _Nullable))completion;
/// Renews the user’s authentication tokens by validating a fresh set of
/// credentials supplied by the user  and returns additional identity provider
/// data. If the user associated with the supplied credential is different from
/// the current user, or if the validation of the supplied credentials fails; an
/// error is returned and the current user remains signed in. Possible error
/// codes: <ul>
///   <li>
///     <code>AuthErrorCodeInvalidCredential</code> - Indicates the supplied
///     credential is invalid. This could happen if it has expired or it is
///     malformed.
///   </li>
///   <li>
///     <code>AuthErrorCodeOperationNotAllowed</code> - Indicates that accounts
///     with the identity provider represented by the credential are not
///     enabled. Enable them in the Auth section of the Firebase console.
///   </li>
///   <li>
///     <code>AuthErrorCodeEmailAlreadyInUse</code> -  Indicates the email
///     asserted by the credential (e.g. the email in a Facebook access token)
///     is already in use by an existing account, that cannot be authenticated
///     with this method. This error will only be thrown if the “One account per
///     email address” setting is enabled in the Firebase console, under Auth
///     settings. Please note that the error code raised in this specific
///     situation may not be the same on Web and Android.
///   </li>
///   <li>
///     <code>AuthErrorCodeUserDisabled</code> - Indicates the user’s account is
///     disabled.
///   </li>
///   <li>
///     <code>AuthErrorCodeWrongPassword</code> - Indicates the user attempted
///     reauthentication with an incorrect password, if credential is of the
///     type <code>EmailPasswordAuthCredential</code>.
///   </li>
///   <li>
///     <code>AuthErrorCodeUserMismatch</code> -  Indicates that an attempt was
///     made to reauthenticate with a user which is not the current user.
///   </li>
///   <li>
///     <code>AuthErrorCodeInvalidEmail</code> - Indicates the email address is
///     malformed.
///   </li>
/// </ul>
/// \param credential A user-supplied credential, which will be validated by the
/// server. This can be a successful third-party identity provider sign-in, or
/// an email address and password.
///
/// \param completion Optionally; the block invoked when the re-authentication
/// operation has finished. Invoked asynchronously on the main thread in the
/// future.
///
- (void)reauthenticateWithCredential:(FIRAuthCredential* _Nonnull)credential
                          completion:
                              (void (^_Nullable)(FIRAuthDataResult* _Nullable,
                                                 NSError* _Nullable))completion;
/// Renews the user’s authentication using the provided auth provider instance.
/// This method is available on iOS only.
/// \param provider An instance of an auth provider used to initiate the
/// reauthenticate flow.
///
/// \param uiDelegate Optionally an instance of a class conforming to the
/// <code>AuthUIDelegate</code> protocol, used for presenting the web context.
/// If nil, a default <code>AuthUIDelegate</code> will be used.
///
/// \param completion Optionally; a block which is invoked when the
/// reauthenticate flow finishes, or is canceled. Invoked asynchronously on the
/// main thread in the future.
///
- (void)reauthenticateWithProvider:
            (id<FIRFederatedAuthProvider> _Nonnull)provider
                        UIDelegate:(id<FIRAuthUIDelegate> _Nullable)uiDelegate
                        completion:
                            (void (^_Nullable)(FIRAuthDataResult* _Nullable,
                                               NSError* _Nullable))completion;
/// Retrieves the Firebase authentication token, possibly refreshing it if it
/// has expired.
/// \param completion Optionally; the block invoked when the token is available.
/// Invoked asynchronously on the main thread in the future.
///
- (void)getIDTokenWithCompletion:
    (void (^_Nullable)(NSString* _Nullable, NSError* _Nullable))completion;
/// Retrieves the Firebase authentication token, possibly refreshing it if it
/// has expired. The authentication token will be refreshed (by making a network
/// request) if it has expired, or if <code>forceRefresh</code> is
/// <code>true</code>.
/// \param forceRefresh Forces a token refresh. Useful if the token becomes
/// invalid for some reason other than an expiration.
///
/// \param completion Optionally; the block invoked when the token is available.
/// Invoked asynchronously on the main thread in the future.
///
- (void)getIDTokenForcingRefresh:(BOOL)forceRefresh
                      completion:
                          (void (^_Nullable)(NSString* _Nullable,
                                             NSError* _Nullable))completion;
/// Retrieves the Firebase authentication token, possibly refreshing it if it
/// has expired.
/// \param completion Optionally; the block invoked when the token is available.
/// Invoked asynchronously on the main thread in the future.
///
- (void)getIDTokenResultWithCompletion:
    (void (^_Nullable)(FIRAuthTokenResult* _Nullable,
                       NSError* _Nullable))completion;
/// Retrieves the Firebase authentication token, possibly refreshing it if it
/// has expired. The authentication token will be refreshed (by making a network
/// request) if it has expired, or if <code>forcingRefresh</code> is
/// <code>true</code>.
/// \param forcingRefresh Forces a token refresh. Useful if the token becomes
/// invalid for some reason other than an expiration.
///
/// \param completion Optionally; the block invoked when the token is available.
/// Invoked asynchronously on the main thread in the future.
///
- (void)getIDTokenResultForcingRefresh:(BOOL)forcingRefresh
                            completion:(void (^_Nullable)(
                                           FIRAuthTokenResult* _Nullable,
                                           NSError* _Nullable))completion;
/// Associates a user account from a third-party identity provider with this
/// user and returns additional identity provider data. Invoked asynchronously
/// on the main thread in the future. Possible error codes: <ul>
///   <li>
///     <code>AuthErrorCodeProviderAlreadyLinked</code> - Indicates an attempt
///     to link a provider of a type already linked to this account.
///   </li>
///   <li>
///     <code>AuthErrorCodeCredentialAlreadyInUse</code> - Indicates an attempt
///     to link with a credential that has already been linked with a different
///     Firebase account.
///   </li>
///   <li>
///     <code>AuthErrorCodeOperationNotAllowed</code> - Indicates that accounts
///     with the identity provider represented by the credential are not
///     enabled. Enable them in the Auth section of the Firebase console.
///   </li>
/// </ul>
/// This method may also return error codes associated with
/// <code>updateEmail(to:)</code> and <code>updatePassword(to:)</code> on
/// <code>User</code>.
/// \param credential The credential for the identity provider.
///
/// \param completion Optionally; the block invoked when the unlinking is
/// complete, or fails.
///
- (void)linkWithCredential:(FIRAuthCredential* _Nonnull)credential
                completion:(void (^_Nullable)(FIRAuthDataResult* _Nullable,
                                              NSError* _Nullable))completion;
/// Link the user with the provided auth provider instance.
/// This method is available on iOSonly.
/// \param provider An instance of an auth provider used to initiate the link
/// flow.
///
/// \param uiDelegate Optionally an instance of a class conforming to the
/// <code>AuthUIDelegate</code> protocol used for presenting the web context. If
/// nil, a default <code>AuthUIDelegate</code> will be used.
///
/// \param completion Optionally; a block which is invoked when the link flow
/// finishes, or is canceled. Invoked asynchronously on the main thread in the
/// future.
///
- (void)linkWithProvider:(id<FIRFederatedAuthProvider> _Nonnull)provider
              UIDelegate:(id<FIRAuthUIDelegate> _Nullable)uiDelegate
              completion:(void (^_Nullable)(FIRAuthDataResult* _Nullable,
                                            NSError* _Nullable))completion;
/// Disassociates a user account from a third-party identity provider with this
/// user. Invoked asynchronously on the main thread in the future. Possible
/// error codes: <ul>
///   <li>
///     <code>AuthErrorCodeNoSuchProvider</code> - Indicates an attempt to
///     unlink a provider that is not linked to the account.
///   </li>
///   <li>
///     <code>AuthErrorCodeRequiresRecentLogin</code> - Updating email is a
///     security sensitive operation that requires a recent login from the user.
///     This error indicates the user has not signed in recently enough. To
///     resolve, reauthenticate the user by calling
///     <code>reauthenticate(with:)</code>.
///   </li>
/// </ul>
/// \param provider The provider ID of the provider to unlink.
///
/// \param completion Optionally; the block invoked when the unlinking is
/// complete, or fails.
///
- (void)unlinkFromProvider:(NSString* _Nonnull)provider
                completion:(void (^_Nullable)(FIRUser* _Nullable,
                                              NSError* _Nullable))completion;
/// Initiates email verification for the user.
/// Possible error codes:
/// <ul>
///   <li>
///     <code>AuthErrorCodeInvalidRecipientEmail</code> - Indicates an invalid
///     recipient email was sent in the request.
///   </li>
///   <li>
///     <code>AuthErrorCodeInvalidSender</code> - Indicates an invalid sender
///     email is set in the console for this action.
///   </li>
///   <li>
///     <code>AuthErrorCodeInvalidMessagePayload</code> - Indicates an invalid
///     email template for sending update email.
///   </li>
///   <li>
///     <code>AuthErrorCodeUserNotFound</code> - Indicates the user account was
///     not found.
///   </li>
/// </ul>
/// \param completion Optionally; the block invoked when the request to send an
/// email verification is complete, or fails. Invoked asynchronously on the main
/// thread in the future.
///
- (void)sendEmailVerificationWithCompletion:
    (void (^_Nullable)(NSError* _Nullable))completion;
/// Initiates email verification for the user.
/// Possible error codes:
/// <ul>
///   <li>
///     <code>AuthErrorCodeInvalidRecipientEmail</code> - Indicates an invalid
///     recipient email was sent in the request.
///   </li>
///   <li>
///     <code>AuthErrorCodeInvalidSender</code> - Indicates an invalid sender
///     email is set in the console for this action.
///   </li>
///   <li>
///     <code>AuthErrorCodeInvalidMessagePayload</code> - Indicates an invalid
///     email template for sending update email.
///   </li>
///   <li>
///     <code>AuthErrorCodeUserNotFound</code> - Indicates the user account was
///     not found.
///   </li>
/// </ul>
/// \param actionCodeSettings An <code>ActionCodeSettings</code> object
/// containing settings related to handling action codes.
///
/// \param completion Optionally; the block invoked when the request to send an
/// email verification is complete, or fails. Invoked asynchronously on the main
/// thread in the future.
///
- (void)sendEmailVerificationWithActionCodeSettings:
            (FIRActionCodeSettings* _Nullable)actionCodeSettings
                                         completion:
                                             (void (^_Nullable)(
                                                 NSError* _Nullable))completion;
/// Deletes the user account (also signs out the user, if this was the current
/// user). Possible error codes: <ul>
///   <li>
///     <code>AuthErrorCodeRequiresRecentLogin</code> - Updating email is a
///     security sensitive operation that requires a recent login from the user.
///     This error indicates the user has not signed in recently enough. To
///     resolve, reauthenticate the user by calling
///     <code>reauthenticate(with:)</code>.
///   </li>
/// </ul>
/// \param completion Optionally; the block invoked when the request to delete
/// the account is complete, or fails. Invoked asynchronously on the main thread
/// in the future.
///
- (void)deleteWithCompletion:(void (^_Nullable)(NSError* _Nullable))completion;
/// Send an email to verify the ownership of the account then update to the new
/// email.
/// \param email The email to be updated to.
///
/// \param completion Optionally; the block invoked when the request to send the
/// verification email is complete, or fails.
///
- (void)sendEmailVerificationBeforeUpdatingEmail:(NSString* _Nonnull)email
                                      completion:
                                          (void (^_Nullable)(
                                              NSError* _Nullable))completion;
/// Send an email to verify the ownership of the account then update to the new
/// email.
/// \param email The email to be updated to.
///
/// \param actionCodeSettings An <code>ActionCodeSettings</code> object
/// containing settings related to handling action codes.
///
/// \param completion Optionally; the block invoked when the request to send the
/// verification email is complete, or fails.
///
- (void)
    sendEmailVerificationBeforeUpdatingEmail:(NSString* _Nonnull)email
                          actionCodeSettings:(FIRActionCodeSettings* _Nullable)
                                                 actionCodeSettings
                                  completion:(void (^_Nullable)(
                                                 NSError* _Nullable))completion;
@property(nonatomic, readonly, copy) NSString* _Nonnull providerID;
/// The provider’s user ID for the user.
@property(nonatomic, readonly, copy) NSString* _Nonnull uid;
/// The name of the user.
@property(nonatomic, copy) NSString* _Nullable displayName;
/// The URL of the user’s profile photo.
@property(nonatomic, copy) NSURL* _Nullable photoURL;
/// The user’s email address.
@property(nonatomic, readonly, copy) NSString* _Nullable email;
/// A phone number associated with the user.
/// This property is only available for users authenticated via phone number
/// auth.
@property(nonatomic, readonly, copy) NSString* _Nullable phoneNumber;
SWIFT_CLASS_PROPERTY(@property(nonatomic, class, readonly)
                         BOOL supportsSecureCoding;)
+ (BOOL)supportsSecureCoding SWIFT_WARN_UNUSED_RESULT;
- (void)encodeWithCoder:(NSCoder* _Nonnull)coder;
- (nullable instancetype)initWithCoder:(NSCoder* _Nonnull)coder
    OBJC_DESIGNATED_INITIALIZER;
- (nonnull instancetype)init SWIFT_UNAVAILABLE;
+ (nonnull instancetype)new SWIFT_UNAVAILABLE_MSG("-init is unavailable");
@end

@interface FIRUser (SWIFT_EXTENSION (FirebaseAuth)) <NSSecureCoding>
@end

/// A data class representing the metadata corresponding to a Firebase user.
SWIFT_CLASS_NAMED("UserMetadata")
@interface FIRUserMetadata : NSObject
/// Stores the last sign in date for the corresponding Firebase user.
@property(nonatomic, readonly, copy) NSDate* _Nullable lastSignInDate;
/// Stores the creation date for the corresponding Firebase user.
@property(nonatomic, readonly, copy) NSDate* _Nullable creationDate;
SWIFT_CLASS_PROPERTY(@property(nonatomic, class, readonly)
                         BOOL supportsSecureCoding;)
+ (BOOL)supportsSecureCoding SWIFT_WARN_UNUSED_RESULT;
- (void)encodeWithCoder:(NSCoder* _Nonnull)coder;
- (nullable instancetype)initWithCoder:(NSCoder* _Nonnull)coder;
- (nonnull instancetype)init SWIFT_UNAVAILABLE;
+ (nonnull instancetype)new SWIFT_UNAVAILABLE_MSG("-init is unavailable");
@end

@interface FIRUserMetadata (SWIFT_EXTENSION (FirebaseAuth)) <NSSecureCoding>
@end

/// Represents an object capable of updating a user’s profile data.
/// Properties are marked as being part of a profile update when they are set.
/// Setting a property value to nil is not the same as leaving the property
/// unassigned.
SWIFT_CLASS_NAMED("UserProfileChangeRequest")
@interface FIRUserProfileChangeRequest : NSObject
/// The name of the user.
@property(nonatomic, copy) NSString* _Nullable displayName;
/// The URL of the user’s profile photo.
@property(nonatomic, copy) NSURL* _Nullable photoURL;
/// Commits any pending changes.
/// Invoked asynchronously on the main thread in the future.
/// This method should only be called once.Once called, property values should
/// not be changed.
/// \param completion Optionally; the block invoked when the user profile change
/// has been applied.
///
- (void)commitChangesWithCompletion:
    (void (^_Nullable)(NSError* _Nullable))completion;
- (nonnull instancetype)init SWIFT_UNAVAILABLE;
+ (nonnull instancetype)new SWIFT_UNAVAILABLE_MSG("-init is unavailable");
@end

#endif
#if __has_attribute(external_source_symbol)
#pragma clang attribute pop
#endif
#if defined(__cplusplus)
#endif
#pragma clang diagnostic pop
#endif

#elif defined(__x86_64__) && __x86_64__
// Copyright 2026 Google LLC
// Copied from Firebase iOS SDK 12.17.0.

// Generated by Apple Swift version 6.2.3 effective-5.10 (swiftlang-6.2.3.3.21
// clang-1700.6.3.2)
#ifndef FIREBASEAUTH_SWIFT_H
#define FIREBASEAUTH_SWIFT_H
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wgcc-compat"

#if !defined(__has_include)
#define __has_include(x) 0
#endif
#if !defined(__has_attribute)
#define __has_attribute(x) 0
#endif
#if !defined(__has_feature)
#define __has_feature(x) 0
#endif
#if !defined(__has_warning)
#define __has_warning(x) 0
#endif

#if __has_include(<swift/objc-prologue.h>)
#include <swift/objc-prologue.h>
#endif

#pragma clang diagnostic ignored "-Wauto-import"
#if defined(__OBJC__)
#include <Foundation/Foundation.h>
#endif
#if defined(__cplusplus)
#include <stdlib.h>

#include <cstdbool>
#include <cstddef>
#include <cstdint>
#include <cstring>
#include <new>
#include <type_traits>
#else
#include <stdbool.h>
#include <stddef.h>
#include <stdint.h>
#include <string.h>
#endif
#if defined(__cplusplus)
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wnon-modular-include-in-framework-module"
#if defined(__arm64e__) && __has_include(<ptrauth.h>)
#include <ptrauth.h>
#else
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wreserved-macro-identifier"
#ifndef __ptrauth_swift_value_witness_function_pointer
#define __ptrauth_swift_value_witness_function_pointer(x)
#endif
#ifndef __ptrauth_swift_class_method_pointer
#define __ptrauth_swift_class_method_pointer(x)
#endif
#pragma clang diagnostic pop
#endif
#pragma clang diagnostic pop
#endif

#if !defined(SWIFT_TYPEDEFS)
#define SWIFT_TYPEDEFS 1
#if __has_include(<uchar.h>)
#include <uchar.h>
#elif !defined(__cplusplus)
typedef unsigned char char8_t;
typedef uint_least16_t char16_t;
typedef uint_least32_t char32_t;
#endif
typedef float swift_float2 __attribute__((__ext_vector_type__(2)));
typedef float swift_float3 __attribute__((__ext_vector_type__(3)));
typedef float swift_float4 __attribute__((__ext_vector_type__(4)));
typedef double swift_double2 __attribute__((__ext_vector_type__(2)));
typedef double swift_double3 __attribute__((__ext_vector_type__(3)));
typedef double swift_double4 __attribute__((__ext_vector_type__(4)));
typedef int swift_int2 __attribute__((__ext_vector_type__(2)));
typedef int swift_int3 __attribute__((__ext_vector_type__(3)));
typedef int swift_int4 __attribute__((__ext_vector_type__(4)));
typedef unsigned int swift_uint2 __attribute__((__ext_vector_type__(2)));
typedef unsigned int swift_uint3 __attribute__((__ext_vector_type__(3)));
typedef unsigned int swift_uint4 __attribute__((__ext_vector_type__(4)));
#endif

#if !defined(SWIFT_PASTE)
#define SWIFT_PASTE_HELPER(x, y) x##y
#define SWIFT_PASTE(x, y) SWIFT_PASTE_HELPER(x, y)
#endif
#if !defined(SWIFT_METATYPE)
#define SWIFT_METATYPE(X) Class
#endif
#if !defined(SWIFT_CLASS_PROPERTY)
#if __has_feature(objc_class_property)
#define SWIFT_CLASS_PROPERTY(...) __VA_ARGS__
#else
#define SWIFT_CLASS_PROPERTY(...)
#endif
#endif
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#if __has_attribute(objc_runtime_name)
#define SWIFT_RUNTIME_NAME(X) __attribute__((objc_runtime_name(X)))
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#define SWIFT_RUNTIME_NAME(X)
#endif
#endif
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#if __has_attribute(swift_name)
#define SWIFT_COMPILE_NAME(X) __attribute__((swift_name(X)))
#else
#define SWIFT_COMPILE_NAME(X)
#endif
#endif
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#if __has_attribute(objc_method_family)
#define SWIFT_METHOD_FAMILY(X) __attribute__((objc_method_family(X)))
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#define SWIFT_METHOD_FAMILY(X)
#endif
#endif
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#if __has_attribute(noescape)
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#else
#define SWIFT_NOESCAPE
#endif
#endif
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#if __has_attribute(ns_consumed)
#define SWIFT_RELEASES_ARGUMENT __attribute__((ns_consumed))
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#define SWIFT_RELEASES_ARGUMENT
#endif
#endif
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#if __has_attribute(warn_unused_result)
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#endif
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#endif
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#define SWIFT_CLASS_EXTRA
#endif
#if !defined(SWIFT_PROTOCOL_EXTRA)
#define SWIFT_PROTOCOL_EXTRA
#endif
#if !defined(SWIFT_ENUM_EXTRA)
#define SWIFT_ENUM_EXTRA
#endif
#if !defined(SWIFT_CLASS)
#if __has_attribute(objc_subclassing_restricted)
#define SWIFT_CLASS(SWIFT_NAME)  \
  SWIFT_RUNTIME_NAME(SWIFT_NAME) \
  __attribute__((objc_subclassing_restricted)) SWIFT_CLASS_EXTRA
#define SWIFT_CLASS_NAMED(SWIFT_NAME)                                         \
  __attribute__((objc_subclassing_restricted)) SWIFT_COMPILE_NAME(SWIFT_NAME) \
      SWIFT_CLASS_EXTRA
#else
#define SWIFT_CLASS(SWIFT_NAME) SWIFT_RUNTIME_NAME(SWIFT_NAME) SWIFT_CLASS_EXTRA
#define SWIFT_CLASS_NAMED(SWIFT_NAME) \
  SWIFT_COMPILE_NAME(SWIFT_NAME) SWIFT_CLASS_EXTRA
#endif
#endif
#if !defined(SWIFT_RESILIENT_CLASS)
#if __has_attribute(objc_class_stub)
#define SWIFT_RESILIENT_CLASS(SWIFT_NAME) \
  SWIFT_CLASS(SWIFT_NAME) __attribute__((objc_class_stub))
#define SWIFT_RESILIENT_CLASS_NAMED(SWIFT_NAME) \
  __attribute__((objc_class_stub)) SWIFT_CLASS_NAMED(SWIFT_NAME)
#else
#define SWIFT_RESILIENT_CLASS(SWIFT_NAME) SWIFT_CLASS(SWIFT_NAME)
#define SWIFT_RESILIENT_CLASS_NAMED(SWIFT_NAME) SWIFT_CLASS_NAMED(SWIFT_NAME)
#endif
#endif
#if !defined(SWIFT_PROTOCOL)
#define SWIFT_PROTOCOL(SWIFT_NAME) \
  SWIFT_RUNTIME_NAME(SWIFT_NAME) SWIFT_PROTOCOL_EXTRA
#define SWIFT_PROTOCOL_NAMED(SWIFT_NAME) \
  SWIFT_COMPILE_NAME(SWIFT_NAME) SWIFT_PROTOCOL_EXTRA
#endif
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#define SWIFT_EXTENSION(M) SWIFT_PASTE(M##_Swift_, __LINE__)
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#if __has_attribute(objc_designated_initializer)
#define OBJC_DESIGNATED_INITIALIZER __attribute__((objc_designated_initializer))
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#endif
#endif
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#if __has_attribute(enum_extensibility)
#define SWIFT_ENUM_ATTR(_extensibility) \
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#else
#define SWIFT_ENUM_ATTR(_extensibility)
#endif
#endif
#if !defined(SWIFT_ENUM)
#define SWIFT_ENUM(_type, _name, _extensibility) \
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#if __has_feature(generalized_swift_name)
#define SWIFT_ENUM_NAMED(_type, _name, SWIFT_NAME, _extensibility)    \
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  enum SWIFT_COMPILE_NAME(SWIFT_NAME) SWIFT_ENUM_ATTR(_extensibility) \
      SWIFT_ENUM_EXTRA _name : _type
#else
#define SWIFT_ENUM_NAMED(_type, _name, SWIFT_NAME, _extensibility) \
  SWIFT_ENUM(_type, _name, _extensibility)
#endif
#endif
#if !defined(SWIFT_UNAVAILABLE)
#define SWIFT_UNAVAILABLE __attribute__((unavailable))
#endif
#if !defined(SWIFT_UNAVAILABLE_MSG)
#define SWIFT_UNAVAILABLE_MSG(msg) __attribute__((unavailable(msg)))
#endif
#if !defined(SWIFT_AVAILABILITY)
#define SWIFT_AVAILABILITY(plat, ...) \
  __attribute__((availability(plat, __VA_ARGS__)))
#endif
#if !defined(SWIFT_WEAK_IMPORT)
#define SWIFT_WEAK_IMPORT __attribute__((weak_import))
#endif
#if !defined(SWIFT_DEPRECATED)
#define SWIFT_DEPRECATED __attribute__((deprecated))
#endif
#if !defined(SWIFT_DEPRECATED_MSG)
#define SWIFT_DEPRECATED_MSG(...) __attribute__((deprecated(__VA_ARGS__)))
#endif
#if !defined(SWIFT_DEPRECATED_OBJC)
#if __has_feature(attribute_diagnose_if_objc)
#define SWIFT_DEPRECATED_OBJC(Msg) \
  __attribute__((diagnose_if(1, Msg, "warning")))
#else
#define SWIFT_DEPRECATED_OBJC(Msg) SWIFT_DEPRECATED_MSG(Msg)
#endif
#endif
#if defined(__OBJC__)
#if !defined(IBSegueAction)
#define IBSegueAction
#endif
#endif
#if !defined(SWIFT_EXTERN)
#if defined(__cplusplus)
#define SWIFT_EXTERN extern "C"
#else
#define SWIFT_EXTERN extern
#endif
#endif
#if !defined(SWIFT_CALL)
#define SWIFT_CALL __attribute__((swiftcall))
#endif
#if !defined(SWIFT_INDIRECT_RESULT)
#define SWIFT_INDIRECT_RESULT __attribute__((swift_indirect_result))
#endif
#if !defined(SWIFT_CONTEXT)
#define SWIFT_CONTEXT __attribute__((swift_context))
#endif
#if !defined(SWIFT_ERROR_RESULT)
#define SWIFT_ERROR_RESULT __attribute__((swift_error_result))
#endif
#if defined(__cplusplus)
#define SWIFT_NOEXCEPT noexcept
#else
#define SWIFT_NOEXCEPT
#endif
#if !defined(SWIFT_C_INLINE_THUNK)
#if __has_attribute(always_inline)
#if __has_attribute(nodebug)
#define SWIFT_C_INLINE_THUNK \
  inline __attribute__((always_inline)) __attribute__((nodebug))
#else
#define SWIFT_C_INLINE_THUNK inline __attribute__((always_inline))
#endif
#else
#define SWIFT_C_INLINE_THUNK inline
#endif
#endif
#if defined(_WIN32)
#if !defined(SWIFT_IMPORT_STDLIB_SYMBOL)
#define SWIFT_IMPORT_STDLIB_SYMBOL __declspec(dllimport)
#endif
#else
#if !defined(SWIFT_IMPORT_STDLIB_SYMBOL)
#define SWIFT_IMPORT_STDLIB_SYMBOL
#endif
#endif
#if defined(__OBJC__)
#if __has_feature(objc_modules)
#if __has_warning("-Watimport-in-framework-header")
#pragma clang diagnostic ignored "-Watimport-in-framework-header"
#endif
@import FirebaseAuthInterop;
@import Foundation;
@import ObjectiveC;
@import UIKit;
#endif

#endif
#pragma clang diagnostic ignored "-Wproperty-attribute-mismatch"
#pragma clang diagnostic ignored "-Wduplicate-method-arg"
#if __has_warning("-Wpragma-clang-attribute")
#pragma clang diagnostic ignored "-Wpragma-clang-attribute"
#endif
#pragma clang diagnostic ignored "-Wunknown-pragmas"
#pragma clang diagnostic ignored "-Wnullability"
#pragma clang diagnostic ignored "-Wdollar-in-identifier-extension"
#pragma clang diagnostic ignored "-Wunsafe-buffer-usage"

#if __has_attribute(external_source_symbol)
#pragma push_macro("any")
#undef any
#pragma clang attribute push(                                          \
    __attribute__((external_source_symbol(language = "Swift",          \
                                          defined_in = "FirebaseAuth", \
                                          generated_declaration))),    \
    apply_to =                                                         \
        any(function, enum, objc_interface, objc_category, objc_protocol))
#pragma pop_macro("any")
#endif

#if defined(__OBJC__)

enum FIRActionCodeOperation : NSInteger;
@class NSString;
/// Manages information regarding action codes.
SWIFT_CLASS_NAMED("ActionCodeInfo")
@interface FIRActionCodeInfo : NSObject
/// The operation being performed.
@property(nonatomic, readonly) enum FIRActionCodeOperation operation;
/// The email address to which the code was sent. The new email address in the
/// case of <code>ActionCodeOperation.recoverEmail</code>.
@property(nonatomic, readonly, copy) NSString* _Nonnull email;
/// The email that is being recovered in the case of
/// <code>ActionCodeOperation.recoverEmail</code>.
@property(nonatomic, readonly, copy) NSString* _Nullable previousEmail;
- (nonnull instancetype)init SWIFT_UNAVAILABLE;
+ (nonnull instancetype)new SWIFT_UNAVAILABLE_MSG("-init is unavailable");
@end

/// Operations which can be performed with action codes.
typedef SWIFT_ENUM_NAMED(NSInteger, FIRActionCodeOperation,
                         "ActionCodeOperation", open){
    /// Action code for unknown operation.
    FIRActionCodeOperationUnknown = 0,
    /// Action code for password reset operation.
    FIRActionCodeOperationPasswordReset = 1,
    /// Action code for verify email operation.
    FIRActionCodeOperationVerifyEmail = 2,
    /// Action code for recover email operation.
    FIRActionCodeOperationRecoverEmail = 3,
    /// Action code for email link operation.
    FIRActionCodeOperationEmailLink = 4,
    /// Action code for verifying and changing email.
    FIRActionCodeOperationVerifyAndChangeEmail = 5,
    /// Action code for reverting second factor addition.
    FIRActionCodeOperationRevertSecondFactorAddition = 6,
};

@class NSURL;
/// Used to set and retrieve settings related to handling action codes.
SWIFT_CLASS_NAMED("ActionCodeSettings")
@interface FIRActionCodeSettings : NSObject
/// This URL represents the state/Continue URL in the form of a universal link.
/// This URL can should be constructed as a universal link that would either
/// directly open the app where the action code would be handled or continue to
/// the app after the action code is handled by Firebase.
@property(nonatomic, copy) NSURL* _Nullable URL;
/// Indicates whether the action code link will open the app directly or after
/// being redirected from a Firebase owned web widget.
@property(nonatomic) BOOL handleCodeInApp;
/// The iOS bundle ID, if available. The default value is the current app’s
/// bundle ID.
@property(nonatomic, copy) NSString* _Nullable iOSBundleID;
/// The Android package name, if available.
@property(nonatomic, copy) NSString* _Nullable androidPackageName;
/// The minimum Android version supported, if available.
@property(nonatomic, copy) NSString* _Nullable androidMinimumVersion;
/// Indicates whether the Android app should be installed on a device where it
/// is not available.
@property(nonatomic) BOOL androidInstallIfNotAvailable;
/// The out of band custom domain for handling code in app.
@property(nonatomic, copy) NSString* _Nullable linkDomain;
/// Sets the iOS bundle ID.
- (nonnull instancetype)init OBJC_DESIGNATED_INITIALIZER;
/// Sets the Android package name, the flag to indicate whether or not to
/// install the app, and the minimum Android version supported. If
/// <code>installIfNotAvailable</code> is set to <code>true</code> and the link
/// is opened on an android device, it will try to install the app if not
/// already available. Otherwise the web URL is used.
/// \param androidPackageName The Android package name.
///
/// \param installIfNotAvailable Indicates whether or not the app should be
/// installed if not available.
///
/// \param minimumVersion The minimum version of Android supported.
///
- (void)setAndroidPackageName:(NSString* _Nonnull)androidPackageName
        installIfNotAvailable:(BOOL)installIfNotAvailable
               minimumVersion:(NSString* _Nullable)minimumVersion;
@end

/// This class will allow developers to easily extract information about out of
/// band links.
SWIFT_CLASS_NAMED("ActionCodeURL")
@interface FIRActionCodeURL : NSObject
/// Returns the API key from the link. nil, if not provided.
@property(nonatomic, readonly, copy) NSString* _Nullable APIKey;
/// Returns the mode of oob action.
/// The property will be of <code>ActionCodeOperation</code> type.
/// It will return <code>.unknown</code> if no oob action is provided.
@property(nonatomic, readonly) enum FIRActionCodeOperation operation;
/// Returns the email action code from the link. nil, if not provided.
@property(nonatomic, readonly, copy) NSString* _Nullable code;
/// Returns the continue URL from the link. nil, if not provided.
@property(nonatomic, readonly, copy) NSURL* _Nullable continueURL;
/// Returns the language code from the link. nil, if not provided.
@property(nonatomic, readonly, copy) NSString* _Nullable languageCode;
/// Construct an <code>ActionCodeURL</code> from an out of band link (e.g. email
/// link).
/// \param link The oob link string used to construct the action code URL.
///
///
/// returns:
/// The ActionCodeURL object constructed based on the oob link provided.
- (nullable instancetype)actionCodeURLWithLink:(NSString* _Nonnull)link
    OBJC_DESIGNATED_INITIALIZER SWIFT_METHOD_FAMILY(init);
- (nonnull instancetype)init SWIFT_UNAVAILABLE;
+ (nonnull instancetype)new SWIFT_UNAVAILABLE_MSG("-init is unavailable");
@end

@class NSCoder;
SWIFT_CLASS_NAMED("AdditionalUserInfo")
@interface FIRAdditionalUserInfo : NSObject
/// The provider identifier.
@property(nonatomic, readonly, copy) NSString* _Nonnull providerID;
/// Dictionary containing the additional IdP specific information.
@property(nonatomic, readonly, copy)
    NSDictionary<NSString*, id>* _Nullable profile;
/// The name of the user.
@property(nonatomic, readonly, copy) NSString* _Nullable username;
/// Indicates whether or not the current user was signed in for the first time.
@property(nonatomic, readonly) BOOL isNewUser;
/// Indicates whether or not the current user was signed in for the first time.
- (BOOL)newUser SWIFT_WARN_UNUSED_RESULT;
SWIFT_CLASS_PROPERTY(@property(nonatomic, class, readonly)
                         BOOL supportsSecureCoding;)
+ (BOOL)supportsSecureCoding SWIFT_WARN_UNUSED_RESULT;
- (nullable instancetype)initWithCoder:(NSCoder* _Nonnull)aDecoder
    OBJC_DESIGNATED_INITIALIZER;
- (void)encodeWithCoder:(NSCoder* _Nonnull)aCoder;
- (nonnull instancetype)init SWIFT_UNAVAILABLE;
+ (nonnull instancetype)new SWIFT_UNAVAILABLE_MSG("-init is unavailable");
@end

@interface FIRAdditionalUserInfo (SWIFT_EXTENSION (FirebaseAuth)) <
    NSSecureCoding>
@end

@class FIRApp;
@class FIRUser;
@class FIRAuthSettings;
@class FIRAuthDataResult;
@protocol FIRFederatedAuthProvider;
@protocol FIRAuthUIDelegate;
@class FIRAuthCredential;
@protocol NSObject;
@class NSError;
@class NSData;
enum FIRAuthAPNSTokenType : NSInteger;
/// Manages authentication for Firebase apps.
/// This class is thread-safe.
SWIFT_CLASS_NAMED("Auth")
@interface FIRAuth : NSObject
/// Gets the auth object for the default Firebase app.
/// The default Firebase app must have already been configured or an exception
/// will be raised.
+ (FIRAuth* _Nonnull)auth SWIFT_WARN_UNUSED_RESULT;
/// Gets the auth object for a <code>FirebaseApp</code>.
/// \param app The app for which to retrieve the associated <code>Auth</code>
/// instance.
///
///
/// returns:
/// The <code>Auth</code> instance associated with the given app.
+ (FIRAuth* _Nonnull)authWithApp:(FIRApp* _Nonnull)app SWIFT_WARN_UNUSED_RESULT;
/// Gets the <code>FirebaseApp</code> object that this auth object is connected
/// to.
@property(nonatomic, readonly, weak) FIRApp* _Nullable app;
/// Synchronously gets the cached current user, or null if there is none.
@property(nonatomic, readonly, strong) FIRUser* _Nullable currentUser;
/// The current user language code.
/// This property can be set to the app’s current language by
/// calling <code>useAppLanguage()</code>.
/// The string used to set this property must be a language code that follows
/// BCP 47.
@property(nonatomic, copy) NSString* _Nullable languageCode;
/// Contains settings related to the auth object.
@property(nonatomic, strong) FIRAuthSettings* _Nullable settings;
/// The current user access group that the Auth instance is using.
/// Default is <code>nil</code>.
@property(nonatomic, readonly, copy) NSString* _Nullable userAccessGroup;
/// Contains shareAuthStateAcrossDevices setting related to the auth object.
/// If userAccessGroup is not set, setting shareAuthStateAcrossDevices will
/// have no effect. You should set shareAuthStateAcrossDevices to its desired
/// state and then set the userAccessGroup after.
@property(nonatomic) BOOL shareAuthStateAcrossDevices;
/// The tenant ID of the auth instance. <code>nil</code> if none is available.
@property(nonatomic, copy) NSString* _Nullable tenantID;
/// The custom authentication domain used to handle all sign-in redirects.
/// End-users will see
/// this domain when signing in. This domain must be allowlisted in the Firebase
/// Console.
@property(nonatomic, copy) NSString* _Nullable customAuthDomain;
/// Sets the <code>currentUser</code> on the receiver to the provided user
/// object.
/// \param user The user object to be set as the current user of the calling
/// Auth instance.
///
/// \param completion Optionally; a block invoked after the user of the calling
/// Auth instance has been updated or an error was encountered.
///
- (void)updateCurrentUser:(FIRUser* _Nullable)user
               completion:(void (^_Nullable)(NSError* _Nullable))completion;
/// [Deprecated] Fetches the list of all sign-in methods previously used for the
/// provided email address. This method returns an empty list when <a
/// href="https://cloud.google.com/identity-platform/docs/admin/email-enumeration-protection">Email
/// Enumeration Protection</a> is enabled, irrespective of the number of
/// authentication methods available for the given email. Possible error codes:
/// <code>AuthErrorCodeInvalidEmail</code> - Indicates the email address is
/// malformed.
/// \param email The email address for which to obtain a list of sign-in
/// methods.
///
/// \param completion Optionally; a block which is invoked when the list of sign
/// in methods for the specified email address is ready or an error was
/// encountered. Invoked asynchronously on the main thread in the future.
///
- (void)fetchSignInMethodsForEmail:(NSString* _Nonnull)email
                        completion:
                            (void (^_Nullable)(NSArray<NSString*>* _Nullable,
                                               NSError* _Nullable))completion
    SWIFT_DEPRECATED_MSG(
        "`fetchSignInMethods` is deprecated and will be removed in a future "
        "release. This method returns an empty list when Email Enumeration "
        "Protection is enabled.");
/// Signs in using an email address and password.
/// When <a
/// href="https://cloud.google.com/identity-platform/docs/admin/email-enumeration-protection">Email
/// Enumeration Protection</a> is enabled, this method fails with an error in
/// case of an invalid email/password. Possible error codes: <ul>
///   <li>
///     <code>AuthErrorCodeOperationNotAllowed</code> - Indicates that email and
///     password accounts are not enabled. Enable them in the Auth section of
///     the Firebase console.
///   </li>
///   <li>
///     <code>AuthErrorCodeUserDisabled</code> - Indicates the user’s account is
///     disabled.
///   </li>
///   <li>
///     <code>AuthErrorCodeWrongPassword</code> - Indicates the user attempted
///     sign in with an incorrect password.
///   </li>
///   <li>
///     <code>AuthErrorCodeInvalidEmail</code> - Indicates the email address is
///     malformed.
///   </li>
/// </ul>
/// \param email The user’s email address.
///
/// \param password The user’s password.
///
/// \param completion Optionally; a block which is invoked when the sign in flow
/// finishes, or is canceled. Invoked asynchronously on the main thread in the
/// future.
///
- (void)signInWithEmail:(NSString* _Nonnull)email
               password:(NSString* _Nonnull)password
             completion:(void (^_Nullable)(FIRAuthDataResult* _Nullable,
                                           NSError* _Nullable))completion;
/// Signs in using an email address and email sign-in link.
/// Possible error codes:
/// <ul>
///   <li>
///     <code>AuthErrorCodeOperationNotAllowed</code> - Indicates that email and
///     password accounts are not enabled. Enable them in the Auth section of
///     the Firebase console.
///   </li>
///   <li>
///     <code>AuthErrorCodeUserDisabled</code> - Indicates the user’s account is
///     disabled.
///   </li>
///   <li>
///     <code>AuthErrorCodeWrongPassword</code> - Indicates the user attempted
///     sign in with an incorrect password.
///   </li>
///   <li>
///     <code>AuthErrorCodeInvalidEmail</code> - Indicates the email address is
///     malformed.
///   </li>
/// </ul>
/// \param email The user’s email address.
///
/// \param link The email sign-in link.
///
/// \param completion Optionally; a block which is invoked when the sign in flow
/// finishes, or is canceled. Invoked asynchronously on the main thread in the
/// future.
///
- (void)signInWithEmail:(NSString* _Nonnull)email
                   link:(NSString* _Nonnull)link
             completion:(void (^_Nullable)(FIRAuthDataResult* _Nullable,
                                           NSError* _Nullable))completion;
/// Signs in using the provided auth provider instance.
/// Possible error codes:
/// <ul>
///   <li>
///     <code>AuthErrorCodeOperationNotAllowed</code> - Indicates that email and
///     password accounts are not enabled. Enable them in the Auth section of
///     the Firebase console.
///   </li>
///   <li>
///     <code>AuthErrorCodeUserDisabled</code> - Indicates the user’s account is
///     disabled.
///   </li>
///   <li>
///     <code>AuthErrorCodeWrongPassword</code> - Indicates the user attempted
///     sign in with an incorrect password.
///   </li>
///   <li>
///     <code>AuthErrorCodeWebNetworkRequestFailed</code> - Indicates that a
///     network request within a SFSafariViewController or WKWebView failed.
///   </li>
///   <li>
///     <code>AuthErrorCodeWebInternalError</code> - Indicates that an internal
///     error occurred within a SFSafariViewController or WKWebView.
///   </li>
///   <li>
///     <code>AuthErrorCodeWebSignInUserInteractionFailure</code> - Indicates a
///     general failure during a web sign-in flow.
///   </li>
///   <li>
///     <code>AuthErrorCodeWebContextAlreadyPresented</code> - Indicates that an
///     attempt was made to present a new web context while one was already
///     being presented.
///   </li>
///   <li>
///     <code>AuthErrorCodeWebContextCancelled</code> - Indicates that the URL
///     presentation was cancelled prematurely by the user.
///   </li>
///   <li>
///     <code>AuthErrorCodeAccountExistsWithDifferentCredential</code> -
///     Indicates the email asserted by the credential (e.g. the email in a
///     Facebook access token) is already in use by an existing account, that
///     cannot be authenticated with this sign-in method. Call
///     fetchProvidersForEmail for this user’s email and then prompt them to
///     sign in with any of the sign-in providers returned. This error will only
///     be thrown if the “One account per email address” setting is enabled in
///     the Firebase console, under Auth settings.
///   </li>
/// </ul>
/// \param provider An instance of an auth provider used to initiate the sign-in
/// flow.
///
/// \param uiDelegate Optionally an instance of a class conforming to the
/// AuthUIDelegate protocol, this is used for presenting the web context. If
/// nil, a default AuthUIDelegate will be used.
///
/// \param completion Optionally; a block which is invoked when the sign in flow
/// finishes, or is canceled. Invoked asynchronously on the main thread in the
/// future.
///
- (void)signInWithProvider:(id<FIRFederatedAuthProvider> _Nonnull)provider
                UIDelegate:(id<FIRAuthUIDelegate> _Nullable)uiDelegate
                completion:(void (^_Nullable)(FIRAuthDataResult* _Nullable,
                                              NSError* _Nullable))completion
    SWIFT_AVAILABILITY(watchos, unavailable)
        SWIFT_AVAILABILITY(macos, unavailable)
            SWIFT_AVAILABILITY(tvos, unavailable);
/// Asynchronously signs in to Firebase with the given 3rd-party credentials
/// (e.g. a Facebook login Access Token, a Google ID Token/Access Token pair,
/// etc.) and returns additional identity provider data. Possible error codes:
/// <ul>
///   <li>
///     <code>AuthErrorCodeInvalidCredential</code> - Indicates the supplied
///     credential is invalid. This could happen if it has expired or it is
///     malformed.
///   </li>
///   <li>
///     <code>AuthErrorCodeOperationNotAllowed</code> - Indicates that accounts
///     with the identity provider represented by the credential are not
///     enabled. Enable them in the Auth section of the Firebase console.
///   </li>
///   <li>
///     <code>AuthErrorCodeAccountExistsWithDifferentCredential</code> -
///     Indicates the email asserted by the credential (e.g. the email in a
///     Facebook access token) is already in use by an existing account, that
///     cannot be authenticated with this sign-in method. Call
///     fetchProvidersForEmail for this user’s email and then prompt them to
///     sign in with any of the sign-in providers returned. This error will only
///     be thrown if the “One account per email address” setting is enabled in
///     the Firebase console, under Auth settings.
///   </li>
///   <li>
///     <code>AuthErrorCodeUserDisabled</code> - Indicates the user’s account is
///     disabled.
///   </li>
///   <li>
///     <code>AuthErrorCodeWrongPassword</code> - Indicates the user attempted
///     sign in with an incorrect password, if credential is of the type
///     EmailPasswordAuthCredential.
///   </li>
///   <li>
///     <code>AuthErrorCodeInvalidEmail</code> - Indicates the email address is
///     malformed.
///   </li>
///   <li>
///     <code>AuthErrorCodeMissingVerificationID</code> - Indicates that the
///     phone auth credential was created with an empty verification ID.
///   </li>
///   <li>
///     <code>AuthErrorCodeMissingVerificationCode</code> - Indicates that the
///     phone auth credential was created with an empty verification code.
///   </li>
///   <li>
///     <code>AuthErrorCodeInvalidVerificationCode</code> - Indicates that the
///     phone auth credential was created with an invalid verification Code.
///   </li>
///   <li>
///     <code>AuthErrorCodeInvalidVerificationID</code> - Indicates that the
///     phone auth credential was created with an invalid verification ID.
///   </li>
///   <li>
///     <code>AuthErrorCodeSessionExpired</code> - Indicates that the SMS code
///     has expired.
///   </li>
/// </ul>
/// \param credential The credential supplied by the IdP.
///
/// \param completion Optionally; a block which is invoked when the sign in flow
/// finishes, or is canceled. Invoked asynchronously on the main thread in the
/// future.
///
- (void)signInWithCredential:(FIRAuthCredential* _Nonnull)credential
                  completion:(void (^_Nullable)(FIRAuthDataResult* _Nullable,
                                                NSError* _Nullable))completion;
/// Asynchronously creates and becomes an anonymous user.
/// If there is already an anonymous user signed in, that user will be returned
/// instead. If there is any other existing user signed in, that user will be
/// signed out. Possible error codes: <ul>
///   <li>
///     <code>AuthErrorCodeOperationNotAllowed</code> - Indicates that anonymous
///     accounts are not enabled. Enable them in the Auth section of the
///     Firebase console.
///   </li>
/// </ul>
/// \param completion Optionally; a block which is invoked when the sign in
/// finishes, or is canceled. Invoked asynchronously on the main thread in the
/// future.
///
- (void)signInAnonymouslyWithCompletion:
    (void (^_Nullable)(FIRAuthDataResult* _Nullable,
                       NSError* _Nullable))completion;
/// Asynchronously creates and becomes an anonymous user.
/// If there is already an anonymous user signed in, that user will be returned
/// instead. If there is any other existing user signed in, that user will be
/// signed out. Possible error codes: <ul>
///   <li>
///     <code>AuthErrorCodeOperationNotAllowed</code> - Indicates that anonymous
///     accounts are not enabled. Enable them in the Auth section of the
///     Firebase console.
///   </li>
/// </ul>
///
/// returns:
/// The <code>AuthDataResult</code> after the successful signin.
- (void)signInAnonymouslyWithCompletionHandler:
    (void (^_Nonnull)(FIRAuthDataResult* _Nullable,
                      NSError* _Nullable))completionHandler;
/// Asynchronously signs in to Firebase with the given Auth token.
/// Possible error codes:
/// <ul>
///   <li>
///     <code>AuthErrorCodeInvalidCustomToken</code> - Indicates a validation
///     error with the custom token.
///   </li>
///   <li>
///     <code>AuthErrorCodeCustomTokenMismatch</code> - Indicates the service
///     account and the API key belong to different projects.
///   </li>
/// </ul>
/// \param token A self-signed custom auth token.
///
/// \param completion Optionally; a block which is invoked when the sign in
/// finishes, or is canceled. Invoked asynchronously on the main thread in the
/// future.
///
- (void)signInWithCustomToken:(NSString* _Nonnull)token
                   completion:(void (^_Nullable)(FIRAuthDataResult* _Nullable,
                                                 NSError* _Nullable))completion;
/// Creates and, on success, signs in a user with the given email address and
/// password. Possible error codes: <ul>
///   <li>
///     <code>AuthErrorCodeInvalidEmail</code> - Indicates the email address is
///     malformed.
///   </li>
///   <li>
///     <code>AuthErrorCodeEmailAlreadyInUse</code> - Indicates the email used
///     to attempt sign up already exists. Call fetchProvidersForEmail to check
///     which sign-in mechanisms the user used, and prompt the user to sign in
///     with one of those.
///   </li>
///   <li>
///     <code>AuthErrorCodeOperationNotAllowed</code> - Indicates that email and
///     password accounts are not enabled. Enable them in the Auth section of
///     the Firebase console.
///   </li>
///   <li>
///     <code>AuthErrorCodeWeakPassword</code> - Indicates an attempt to set a
///     password that is considered too weak. The
///     NSLocalizedFailureReasonErrorKey field in the NSError.userInfo
///     dictionary object will contain more detailed explanation that can be
///     shown to the user.
///   </li>
/// </ul>
/// \param email The user’s email address.
///
/// \param password The user’s desired password.
///
/// \param completion Optionally; a block which is invoked when the sign up flow
/// finishes, or is canceled. Invoked asynchronously on the main thread in the
/// future.
///
- (void)createUserWithEmail:(NSString* _Nonnull)email
                   password:(NSString* _Nonnull)password
                 completion:(void (^_Nullable)(FIRAuthDataResult* _Nullable,
                                               NSError* _Nullable))completion;
/// Resets the password given a code sent to the user outside of the app and a
/// new password for the user. Possible error codes: <ul>
///   <li>
///     <code>AuthErrorCodeWeakPassword</code> - Indicates an attempt to set a
///     password that is considered too weak.
///   </li>
///   <li>
///     <code>AuthErrorCodeOperationNotAllowed</code> - Indicates the
///     administrator disabled sign in with the specified identity provider.
///   </li>
///   <li>
///     <code>AuthErrorCodeExpiredActionCode</code> - Indicates the OOB code is
///     expired.
///   </li>
///   <li>
///     <code>AuthErrorCodeInvalidActionCode</code> - Indicates the OOB code is
///     invalid.
///   </li>
/// </ul>
/// \param code The reset code.
///
/// \param newPassword The new password.
///
/// \param completion Optionally; a block which is invoked when the request
/// finishes. Invoked asynchronously on the main thread in the future.
///
- (void)confirmPasswordResetWithCode:(NSString* _Nonnull)code
                         newPassword:(NSString* _Nonnull)newPassword
                          completion:
                              (void (^_Nonnull)(NSError* _Nullable))completion;
/// Checks the validity of an out of band code.
/// \param code The out of band code to check validity.
///
/// \param completion Optionally; a block which is invoked when the request
/// finishes. Invoked asynchronously on the main thread in the future.
///
- (void)checkActionCode:(NSString* _Nonnull)code
             completion:(void (^_Nonnull)(FIRActionCodeInfo* _Nullable,
                                          NSError* _Nullable))completion;
/// Checks the validity of a verify password reset code.
/// \param code The password reset code to be verified.
///
/// \param completion Optionally; a block which is invoked when the request
/// finishes. Invoked asynchronously on the main thread in the future.
///
- (void)verifyPasswordResetCode:(NSString* _Nonnull)code
                     completion:
                         (void (^_Nonnull)(NSString* _Nullable,
                                           NSError* _Nullable))completion;
/// Applies out of band code.
/// This method will not work for out of band codes which require an additional
/// parameter, such as password reset code.
/// \param code The out of band code to be applied.
///
/// \param completion Optionally; a block which is invoked when the request
/// finishes. Invoked asynchronously on the main thread in the future.
///
- (void)applyActionCode:(NSString* _Nonnull)code
             completion:(void (^_Nonnull)(NSError* _Nullable))completion;
/// Initiates a password reset for the given email address.
/// This method does not throw an
/// error when there’s no user account with the given email address and <a
/// href="https://cloud.google.com/identity-platform/docs/admin/email-enumeration-protection">Email
/// Enumeration Protection</a> is enabled. Possible error codes: <ul>
///   <li>
///     <code>AuthErrorCodeInvalidRecipientEmail</code> - Indicates an invalid
///     recipient email was sent in the request.
///   </li>
///   <li>
///     <code>AuthErrorCodeInvalidSender</code> - Indicates an invalid sender
///     email is set in the console for this action.
///   </li>
///   <li>
///     <code>AuthErrorCodeInvalidMessagePayload</code> - Indicates an invalid
///     email template for sending update email.
///   </li>
/// </ul>
/// \param email The email address of the user.
///
/// \param completion Optionally; a block which is invoked when the request
/// finishes. Invoked asynchronously on the main thread in the future.
///
- (void)sendPasswordResetWithEmail:(NSString* _Nonnull)email
                        completion:
                            (void (^_Nullable)(NSError* _Nullable))completion;
/// Initiates a password reset for the given email address and
/// <code>ActionCodeSettings</code> object. This method does not throw an error
/// when there’s no user account with the given email address and <a
/// href="https://cloud.google.com/identity-platform/docs/admin/email-enumeration-protection">Email
/// Enumeration Protection</a> is enabled. Possible error codes: <ul>
///   <li>
///     <code>AuthErrorCodeInvalidRecipientEmail</code> - Indicates an invalid
///     recipient email was sent in the request.
///   </li>
///   <li>
///     <code>AuthErrorCodeInvalidSender</code> - Indicates an invalid sender
///     email is set in the console for this action.
///   </li>
///   <li>
///     <code>AuthErrorCodeInvalidMessagePayload</code> - Indicates an invalid
///     email template for sending update email.
///   </li>
///   <li>
///     <code>AuthErrorCodeMissingIosBundleID</code> - Indicates that the iOS
///     bundle ID is missing when <code>handleCodeInApp</code> is set to true.
///   </li>
///   <li>
///     <code>AuthErrorCodeMissingAndroidPackageName</code> - Indicates that the
///     android package name is missing when the <code>androidInstallApp</code>
///     flag is set to true.
///   </li>
///   <li>
///     <code>AuthErrorCodeUnauthorizedDomain</code> - Indicates that the domain
///     specified in the continue URL is not allowlisted in the Firebase
///     console.
///   </li>
///   <li>
///     <code>AuthErrorCodeInvalidContinueURI</code> - Indicates that the domain
///     specified in the continue URL is not valid.
///   </li>
/// </ul>
/// \param email The email address of the user.
///
/// \param actionCodeSettings An <code>ActionCodeSettings</code> object
/// containing settings related to handling action codes.
///
/// \param completion Optionally; a block which is invoked when the request
/// finishes. Invoked asynchronously on the main thread in the future.
///
- (void)sendPasswordResetWithEmail:(NSString* _Nonnull)email
                actionCodeSettings:
                    (FIRActionCodeSettings* _Nullable)actionCodeSettings
                        completion:
                            (void (^_Nullable)(NSError* _Nullable))completion;
/// Sends a sign in with email link to provided email address.
/// \param email The email address of the user.
///
/// \param actionCodeSettings An <code>ActionCodeSettings</code> object
/// containing settings related to handling action codes.
///
/// \param completion Optionally; a block which is invoked when the request
/// finishes. Invoked asynchronously on the main thread in the future.
///
- (void)sendSignInLinkToEmail:(NSString* _Nonnull)email
           actionCodeSettings:
               (FIRActionCodeSettings* _Nonnull)actionCodeSettings
                   completion:(void (^_Nullable)(NSError* _Nullable))completion;
/// Signs out the current user.
/// Possible error codes:
/// <ul>
///   <li>
///     <code>AuthErrorCodeKeychainError</code> - Indicates an error occurred
///     when accessing the keychain. The
///     <code>NSLocalizedFailureReasonErrorKey</code> field in the
///     <code>userInfo</code> dictionary will contain more information about the
///     error encountered.
///   </li>
/// </ul>
- (BOOL)signOut:(NSError* _Nullable* _Nullable)error;
/// Checks if link is an email sign-in link.
/// \param link The email sign-in link.
///
///
/// returns:
/// <code>true</code> when the link passed matches the expected format of an
/// email sign-in link.
- (BOOL)isSignInWithEmailLink:(NSString* _Nonnull)link SWIFT_WARN_UNUSED_RESULT;
/// Initializes reCAPTCHA using the settings configured for the project or
/// tenant. If you change the tenant ID of the <code>Auth</code> instance, the
/// configuration will be reloaded.
- (void)initializeRecaptchaConfigWithCompletion:
    (void (^_Nullable)(NSError* _Nullable))completion;
/// Registers a block as an “auth state did change” listener.
/// To be invoked when:
/// <ul>
///   <li>
///     The block is registered as a listener,
///   </li>
///   <li>
///     A user with a different UID from the current user has signed in, or
///   </li>
///   <li>
///     The current user has signed out.
///   </li>
/// </ul>
/// The block is invoked immediately after adding it according to its standard
/// invocation semantics, asynchronously on the main thread. Users should pay
/// special attention to making sure the block does not inadvertently retain
/// objects which should not be retained by the long-lived block. The block
/// itself will be retained by <code>Auth</code> until it is unregistered or
/// until the <code>Auth</code> instance is otherwise deallocated.
/// \param listener The block to be invoked. The block is always invoked
/// asynchronously on the main thread, even for it’s initial invocation after
/// having been added as a listener.
///
///
/// returns:
/// A handle useful for manually unregistering the block as a listener.
- (id<NSObject> _Nonnull)addAuthStateDidChangeListener:
    (void (^_Nonnull)(FIRAuth* _Nonnull, FIRUser* _Nullable))listener
    SWIFT_WARN_UNUSED_RESULT;
/// Unregisters a block as an “auth state did change” listener.
/// \param listenerHandle The handle for the listener.
///
- (void)removeAuthStateDidChangeListener:(id<NSObject> _Nonnull)listenerHandle;
/// Registers a block as an “ID token did change” listener.
/// To be invoked when:
/// <ul>
///   <li>
///     The block is registered as a listener,
///   </li>
///   <li>
///     A user with a different UID from the current user has signed in,
///   </li>
///   <li>
///     The ID token of the current user has been refreshed, or
///   </li>
///   <li>
///     The current user has signed out.
///   </li>
/// </ul>
/// The block is invoked immediately after adding it according to its standard
/// invocation semantics, asynchronously on the main thread. Users should pay
/// special attention to making sure the block does not inadvertently retain
/// objects which should not be retained by the long-lived block. The block
/// itself will be retained by <code>Auth</code> until it is unregistered or
/// until the <code>Auth</code> instance is otherwise deallocated.
/// \param listener The block to be invoked. The block is always invoked
/// asynchronously on the main thread, even for it’s initial invocation after
/// having been added as a listener.
///
///
/// returns:
/// A handle useful for manually unregistering the block as a listener.
- (id<NSObject> _Nonnull)addIDTokenDidChangeListener:
    (void (^_Nonnull)(FIRAuth* _Nonnull, FIRUser* _Nullable))listener
    SWIFT_WARN_UNUSED_RESULT;
/// Unregisters a block as an “ID token did change” listener.
/// \param listenerHandle The handle for the listener.
///
- (void)removeIDTokenDidChangeListener:(id<NSObject> _Nonnull)listenerHandle;
/// Sets <code>languageCode</code> to the app’s current language.
- (void)useAppLanguage;
/// Configures Firebase Auth to connect to an emulated host instead of the
/// remote backend.
- (void)useEmulatorWithHost:(NSString* _Nonnull)host port:(NSInteger)port;
/// Revoke the users token with authorization code.
/// \param authorizationCode The authorization code used to perform the
/// revocation.
///
/// \param completion (Optional) the block invoked when the request to revoke
/// the token is complete, or fails. Invoked asynchronously on the main thread
/// in the future.
///
- (void)revokeTokenWithAuthorizationCode:(NSString* _Nonnull)authorizationCode
                              completion:(void (^_Nullable)(NSError* _Nullable))
                                             completion;
/// Switch userAccessGroup and current user to the given accessGroup and the
/// user stored in it.
- (BOOL)useUserAccessGroup:(NSString* _Nullable)accessGroup
                     error:(NSError* _Nullable* _Nullable)error;
/// Get the stored user in the given accessGroup.
/// This API is not supported on tvOS when
/// <code>shareAuthStateAcrossDevices</code> is set to <code>true</code>. and
/// will return <code>nil</code>. Please refer to
/// https://github.com/firebase/firebase-ios-sdk/issues/8878 for details.
- (FIRUser* _Nullable)
    getStoredUserForAccessGroup:(NSString* _Nullable)accessGroup
                          error:(NSError* _Nullable* _Nullable)outError
    SWIFT_WARN_UNUSED_RESULT;
/// The APNs token used for phone number authentication.
/// The type of the token (production or sandbox) will be automatically
/// detected based on your provisioning profile.
/// This property is available on iOS only.
/// If swizzling is disabled, the APNs Token must be set for phone number auth
/// to work, by either setting this property or by calling
/// <code>setAPNSToken(_:type:)</code>.
@property(nonatomic, readonly, copy) NSData* _Nullable APNSToken;
/// Sets the APNs token along with its type.
/// This method is available on iOS only.
/// If swizzling is disabled, the APNs Token must be set for phone number auth
/// to work, by either setting calling this method or by setting the
/// <code>APNSToken</code> property.
- (void)setAPNSToken:(NSData* _Nonnull)token
                type:(enum FIRAuthAPNSTokenType)type;
/// Whether the specific remote notification is handled by <code>Auth</code> .
/// This method is available on iOS only.
/// If swizzling is disabled, related remote notifications must be forwarded to
/// this method for phone number auth to work.
/// \param userInfo A dictionary that contains information related to the
/// notification in question.
///
///
/// returns:
/// Whether or the notification is handled. A return value of <code>true</code>
/// means the notification is for Firebase Auth so the caller should ignore the
/// notification from further processing, and <code>false</code> means the
/// notification is for the app (or another library) so the caller should
/// continue handling this notification as usual.
- (BOOL)canHandleNotification:(NSDictionary* _Nonnull)userInfo
    SWIFT_WARN_UNUSED_RESULT;
/// Whether the specific URL is handled by <code>Auth</code> .
/// This method is available on iOS only.
/// If swizzling is disabled, URLs received by the application delegate must be
/// forwarded to this method for phone number auth to work.
/// \param url The URL received by the application delegate from any of the
/// openURL method.
///
///
/// returns:
/// Whether or the URL is handled. <code>true</code> means the URL is for
/// Firebase Auth so the caller should ignore the URL from further processing,
/// and <code>false</code> means the the URL is for the app (or another library)
/// so the caller should continue handling this URL as usual.
- (BOOL)canHandleURL:(NSURL* _Nonnull)url SWIFT_WARN_UNUSED_RESULT;
- (nonnull instancetype)init SWIFT_UNAVAILABLE;
+ (nonnull instancetype)new SWIFT_UNAVAILABLE_MSG("-init is unavailable");
@end

@class UIScene;
@class UIOpenURLContext;
@interface FIRAuth (SWIFT_EXTENSION (FirebaseAuth)) <UISceneDelegate>
- (void)scene:(UIScene* _Nonnull)scene
    openURLContexts:(NSSet<UIOpenURLContext*>* _Nonnull)URLContexts;
@end

@interface FIRAuth (SWIFT_EXTENSION (FirebaseAuth)) <FIRAuthInterop>
/// Retrieves the Firebase authentication token, possibly refreshing it if it
/// has expired. This method is not for public use. It is for Firebase clients
/// of AuthInterop.
- (void)getTokenForcingRefresh:(BOOL)forceRefresh
                  withCallback:(void (^_Nonnull)(NSString* _Nullable,
                                                 NSError* _Nullable))callback;
/// Get the current Auth user’s UID. Returns nil if there is no user signed in.
/// This method is not for public use. It is for Firebase clients of
/// AuthInterop.
- (NSString* _Nullable)getUserID SWIFT_WARN_UNUSED_RESULT;
@end

@class UIApplication;
@interface FIRAuth (SWIFT_EXTENSION (FirebaseAuth)) <UIApplicationDelegate>
- (void)application:(UIApplication* _Nonnull)application
    didRegisterForRemoteNotificationsWithDeviceToken:
        (NSData* _Nonnull)deviceToken;
- (void)application:(UIApplication* _Nonnull)application
    didFailToRegisterForRemoteNotificationsWithError:(NSError* _Nonnull)error;
- (void)application:(UIApplication* _Nonnull)application
    didReceiveRemoteNotification:(NSDictionary* _Nonnull)userInfo
          fetchCompletionHandler:
              (void (^_Nonnull)(UIBackgroundFetchResult))completionHandler;
- (BOOL)application:(UIApplication* _Nonnull)application
            openURL:(NSURL* _Nonnull)url
            options:(NSDictionary<UIApplicationOpenURLOptionsKey, id>* _Nonnull)
                        options SWIFT_WARN_UNUSED_RESULT;
@end

/// The APNs token type for the app.
/// This enum is available on iOS, macOS Catalyst, tvOS, and watchOS only.
typedef SWIFT_ENUM_NAMED(NSInteger, FIRAuthAPNSTokenType, "AuthAPNSTokenType",
                         open){
    /// Unknown token type.
    /// The actual token type will be detected from the provisioning profile in
    /// the app’s bundle.
    FIRAuthAPNSTokenTypeUnknown = 0,
    /// Sandbox token type.
    FIRAuthAPNSTokenTypeSandbox = 1,
    /// Production token type.
    FIRAuthAPNSTokenTypeProd = 2,
};

/// Public representation of a credential.
SWIFT_CLASS_NAMED("AuthCredential")
@interface FIRAuthCredential : NSObject
/// The name of the identity provider for the credential.
@property(nonatomic, readonly, copy) NSString* _Nonnull provider;
- (nonnull instancetype)init SWIFT_UNAVAILABLE;
+ (nonnull instancetype)new SWIFT_UNAVAILABLE_MSG("-init is unavailable");
@end

@class FIROAuthCredential;
/// Helper object that contains the result of a successful sign-in, link and
/// reauthenticate action. It contains references to a <code>User</code>
/// instance and an <code>AdditionalUserInfo</code> instance.
SWIFT_CLASS_NAMED("AuthDataResult")
@interface FIRAuthDataResult : NSObject
/// The signed in user.
@property(nonatomic, readonly, strong) FIRUser* _Nonnull user;
/// If available, contains the additional IdP specific information about signed
/// in user.
@property(nonatomic, readonly, strong)
    FIRAdditionalUserInfo* _Nullable additionalUserInfo;
/// This property will be non-nil after a successful headful-lite sign-in via
/// <code>signIn(with:uiDelegate:completion:)</code>.
/// May be used to obtain the accessToken and/or IDToken
/// pertaining to a recently signed-in user.
@property(nonatomic, readonly, strong) FIROAuthCredential* _Nullable credential;
SWIFT_CLASS_PROPERTY(@property(nonatomic, class, readonly)
                         BOOL supportsSecureCoding;)
+ (BOOL)supportsSecureCoding SWIFT_WARN_UNUSED_RESULT;
- (void)encodeWithCoder:(NSCoder* _Nonnull)coder;
- (nullable instancetype)initWithCoder:(NSCoder* _Nonnull)coder
    OBJC_DESIGNATED_INITIALIZER;
- (nonnull instancetype)init SWIFT_UNAVAILABLE;
+ (nonnull instancetype)new SWIFT_UNAVAILABLE_MSG("-init is unavailable");
@end

@interface FIRAuthDataResult (SWIFT_EXTENSION (FirebaseAuth)) <NSSecureCoding>
@end

/// Error codes used by Firebase Auth.
typedef SWIFT_ENUM_NAMED(NSInteger, FIRAuthErrorCode, "AuthErrorCode", open){
    /// Indicates a validation error with the custom token.
    FIRAuthErrorCodeInvalidCustomToken = 17000,
    /// Indicates the service account and the API key belong to different
    /// projects.
    FIRAuthErrorCodeCustomTokenMismatch = 17002,
    /// Indicates the IDP token or requestUri is invalid.
    FIRAuthErrorCodeInvalidCredential = 17004,
    /// Indicates the user’s account is disabled on the server.
    FIRAuthErrorCodeUserDisabled = 17005,
    /// Indicates the administrator disabled sign in with the specified identity
    /// provider.
    FIRAuthErrorCodeOperationNotAllowed = 17006,
    /// Indicates the email used to attempt a sign up is already in use.
    FIRAuthErrorCodeEmailAlreadyInUse = 17007,
    /// Indicates the email is invalid.
    FIRAuthErrorCodeInvalidEmail = 17008,
    /// Indicates the user attempted sign in with a wrong password.
    FIRAuthErrorCodeWrongPassword = 17009,
    /// Indicates that too many requests were made to a server method.
    FIRAuthErrorCodeTooManyRequests = 17010,
    /// Indicates the user account was not found.
    FIRAuthErrorCodeUserNotFound = 17011,
    /// Indicates account linking is required.
    FIRAuthErrorCodeAccountExistsWithDifferentCredential = 17012,
    /// Indicates the user has attempted to change email or password more than 5
    /// minutes after
    /// signing in.
    FIRAuthErrorCodeRequiresRecentLogin = 17014,
    /// Indicates an attempt to link a provider to which the account is already
    /// linked.
    FIRAuthErrorCodeProviderAlreadyLinked = 17015,
    /// Indicates an attempt to unlink a provider that is not linked.
    FIRAuthErrorCodeNoSuchProvider = 17016,
    /// Indicates user’s saved auth credential is invalid the user needs to sign
    /// in again.
    FIRAuthErrorCodeInvalidUserToken = 17017,
    /// Indicates a network error occurred (such as a timeout interrupted
    /// connection or
    /// unreachable host). These types of errors are often recoverable with a
    /// retry. The
    /// <code>NSUnderlyingError</code> field in the
    /// <code>NSError.userInfo</code> dictionary will contain the error
    /// encountered.
    FIRAuthErrorCodeNetworkError = 17020,
    /// Indicates the saved token has expired for example the user may have
    /// changed account
    /// password on another device. The user needs to sign in again on the
    /// device that made this
    /// request.
    FIRAuthErrorCodeUserTokenExpired = 17021,
    /// Indicates an invalid API key was supplied in the request.
    FIRAuthErrorCodeInvalidAPIKey = 17023,
    /// Indicates that an attempt was made to reauthenticate with a user which
    /// is not the current
    /// user.
    FIRAuthErrorCodeUserMismatch = 17024,
    /// Indicates an attempt to link with a credential that has already been
    /// linked with a
    /// different Firebase account.
    FIRAuthErrorCodeCredentialAlreadyInUse = 17025,
    /// Indicates an attempt to set a password that is considered too weak.
    FIRAuthErrorCodeWeakPassword = 17026,
    /// Indicates the App is not authorized to use Firebase Authentication with
    /// the
    /// provided API Key.
    FIRAuthErrorCodeAppNotAuthorized = 17028,
    /// Indicates the OOB code is expired.
    FIRAuthErrorCodeExpiredActionCode = 17029,
    /// Indicates the OOB code is invalid.
    FIRAuthErrorCodeInvalidActionCode = 17030,
    /// Indicates that there are invalid parameters in the payload during a
    /// “send password reset email” attempt.
    FIRAuthErrorCodeInvalidMessagePayload = 17031,
    /// Indicates that the sender email is invalid during a “send password reset
    /// email” attempt.
    FIRAuthErrorCodeInvalidSender = 17032,
    /// Indicates that the recipient email is invalid.
    FIRAuthErrorCodeInvalidRecipientEmail = 17033,
    /// Indicates that an email address was expected but one was not provided.
    FIRAuthErrorCodeMissingEmail = 17034,
    /// Indicates that the iOS bundle ID is missing when a iOS App Store ID is
    /// provided.
    FIRAuthErrorCodeMissingIosBundleID = 17036,
    /// Indicates that the android package name is missing when the
    /// <code>androidInstallApp</code> flag is set
    /// to <code>true</code>.
    FIRAuthErrorCodeMissingAndroidPackageName = 17037,
    /// Indicates that the domain specified in the continue URL is not
    /// allowlisted in the Firebase
    /// console.
    FIRAuthErrorCodeUnauthorizedDomain = 17038,
    /// Indicates that the domain specified in the continue URI is not valid.
    FIRAuthErrorCodeInvalidContinueURI = 17039,
    /// Indicates that a continue URI was not provided in a request to the
    /// backend which requires one.
    FIRAuthErrorCodeMissingContinueURI = 17040,
    /// Indicates that a phone number was not provided in a call to
    /// <code>verifyPhoneNumber:completion:</code>.
    FIRAuthErrorCodeMissingPhoneNumber = 17041,
    /// Indicates that an invalid phone number was provided in a call to
    /// <code>verifyPhoneNumber:completion:</code>.
    FIRAuthErrorCodeInvalidPhoneNumber = 17042,
    /// Indicates that the phone auth credential was created with an empty
    /// verification code.
    FIRAuthErrorCodeMissingVerificationCode = 17043,
    /// Indicates that an invalid verification code was used in the
    /// verifyPhoneNumber request.
    FIRAuthErrorCodeInvalidVerificationCode = 17044,
    /// Indicates that the phone auth credential was created with an empty
    /// verification ID.
    FIRAuthErrorCodeMissingVerificationID = 17045,
    /// Indicates that an invalid verification ID was used in the
    /// verifyPhoneNumber request.
    FIRAuthErrorCodeInvalidVerificationID = 17046,
    /// Indicates that the APNS device token is missing in the verifyClient
    /// request.
    FIRAuthErrorCodeMissingAppCredential = 17047,
    /// Indicates that an invalid APNS device token was used in the verifyClient
    /// request.
    FIRAuthErrorCodeInvalidAppCredential = 17048,
    /// Indicates that the SMS code has expired.
    FIRAuthErrorCodeSessionExpired = 17051,
    /// Indicates that the quota of SMS messages for a given project has been
    /// exceeded.
    FIRAuthErrorCodeQuotaExceeded = 17052,
    /// Indicates that the APNs device token could not be obtained. The app may
    /// not have set up
    /// remote notification correctly or may fail to forward the APNs device
    /// token to Auth
    /// if app delegate swizzling is disabled.
    FIRAuthErrorCodeMissingAppToken = 17053,
    /// Indicates that the app fails to forward remote notification to FIRAuth.
    FIRAuthErrorCodeNotificationNotForwarded = 17054,
    /// Indicates that the app could not be verified by Firebase during phone
    /// number authentication.
    FIRAuthErrorCodeAppNotVerified = 17055,
    /// Indicates that the reCAPTCHA token is not valid.
    FIRAuthErrorCodeCaptchaCheckFailed = 17056,
    /// Indicates that an attempt was made to present a new web context while
    /// one was already being
    /// presented.
    FIRAuthErrorCodeWebContextAlreadyPresented = 17057,
    /// Indicates that the URL presentation was cancelled prematurely by the
    /// user.
    FIRAuthErrorCodeWebContextCancelled = 17058,
    /// Indicates a general failure during the app verification flow.
    FIRAuthErrorCodeAppVerificationUserInteractionFailure = 17059,
    /// Indicates that the clientID used to invoke a web flow is invalid.
    FIRAuthErrorCodeInvalidClientID = 17060,
    /// Indicates that a network request within a SFSafariViewController or
    /// WKWebView failed.
    FIRAuthErrorCodeWebNetworkRequestFailed = 17061,
    /// Indicates that an internal error occurred within a
    /// SFSafariViewController or WKWebView.
    FIRAuthErrorCodeWebInternalError = 17062,
    /// Indicates a general failure during a web sign-in flow.
    FIRAuthErrorCodeWebSignInUserInteractionFailure = 17063,
    /// Indicates that the local player was not authenticated prior to
    /// attempting Game Center signin.
    FIRAuthErrorCodeLocalPlayerNotAuthenticated = 17066,
    /// Indicates that a non-null user was expected as an argument to the
    /// operation but a null
    /// user was provided.
    FIRAuthErrorCodeNullUser = 17067,
    /// Represents the error code for when the given provider id for a web
    /// operation is invalid.
    FIRAuthErrorCodeInvalidProviderID = 17071,
    /// Represents the error code for when an attempt is made to update the
    /// current user with a
    /// tenantId that differs from the current FirebaseAuth instance’s tenantId.
    FIRAuthErrorCodeTenantIDMismatch = 17072,
    /// Represents the error code for when a request is made to the backend with
    /// an associated tenant
    /// ID for an operation that does not support multi-tenancy.
    FIRAuthErrorCodeUnsupportedTenantOperation = 17073,
    /// Indicates that the provided Firebase Hosting Link domain is not owned by
    /// the current project.
    FIRAuthErrorCodeInvalidHostingLinkDomain = 17214,
    /// Indicates that the credential is rejected because it’s malformed or
    /// mismatching.
    FIRAuthErrorCodeRejectedCredential = 17075,
    /// Indicates that the GameKit framework is not linked prior to attempting
    /// Game Center signin.
    FIRAuthErrorCodeGameKitNotLinked = 17076,
    /// Indicates that the second factor is required for signin.
    FIRAuthErrorCodeSecondFactorRequired = 17078,
    /// Indicates that the multi factor session is missing.
    FIRAuthErrorCodeMissingMultiFactorSession = 17081,
    /// Indicates that the multi factor info is missing.
    FIRAuthErrorCodeMissingMultiFactorInfo = 17082,
    /// Indicates that the multi factor session is invalid.
    FIRAuthErrorCodeInvalidMultiFactorSession = 17083,
    /// Indicates that the multi factor info is not found.
    FIRAuthErrorCodeMultiFactorInfoNotFound = 17084,
    /// Indicates that the operation is admin restricted.
    FIRAuthErrorCodeAdminRestrictedOperation = 17085,
    /// Indicates that the email is required for verification.
    FIRAuthErrorCodeUnverifiedEmail = 17086,
    /// Indicates that the second factor is already enrolled.
    FIRAuthErrorCodeSecondFactorAlreadyEnrolled = 17087,
    /// Indicates that the maximum second factor count is exceeded.
    FIRAuthErrorCodeMaximumSecondFactorCountExceeded = 17088,
    /// Indicates that the first factor is not supported.
    FIRAuthErrorCodeUnsupportedFirstFactor = 17089,
    /// Indicates that the a verified email is required to changed to.
    FIRAuthErrorCodeEmailChangeNeedsVerification = 17090,
    /// Indicates that the request does not contain a client identifier.
    FIRAuthErrorCodeMissingClientIdentifier = 17093,
    /// Indicates that the nonce is missing or invalid.
    FIRAuthErrorCodeMissingOrInvalidNonce = 17094,
    /// Raised when a Cloud Function returns a blocking error. Will include a
    /// message returned from
    /// the function.
    FIRAuthErrorCodeBlockingCloudFunctionError = 17105,
    /// Indicates that reCAPTCHA Enterprise integration is not enabled for this
    /// project.
    FIRAuthErrorCodeRecaptchaNotEnabled = 17200,
    /// Indicates that the reCAPTCHA token is missing from the backend request.
    FIRAuthErrorCodeMissingRecaptchaToken = 17201,
    /// Indicates that the reCAPTCHA token sent with the backend request is
    /// invalid.
    FIRAuthErrorCodeInvalidRecaptchaToken = 17202,
    /// Indicates that the requested reCAPTCHA action is invalid.
    FIRAuthErrorCodeInvalidRecaptchaAction = 17203,
    /// Indicates that the client type is missing from the request.
    FIRAuthErrorCodeMissingClientType = 17204,
    /// Indicates that the reCAPTCHA version is missing from the request.
    FIRAuthErrorCodeMissingRecaptchaVersion = 17205,
    /// Indicates that the reCAPTCHA version sent to the backend is invalid.
    FIRAuthErrorCodeInvalidRecaptchaVersion = 17206,
    /// Indicates that the request type sent to the backend is invalid.
    FIRAuthErrorCodeInvalidReqType = 17207,
    /// Indicates that the reCAPTCHA SDK is not linked to the app.
    FIRAuthErrorCodeRecaptchaSDKNotLinked = 17208,
    /// Indicates that the reCAPTCHA SDK site key wasn’t found.
    FIRAuthErrorCodeRecaptchaSiteKeyMissing = 17209,
    /// Indicates that the reCAPTCHA SDK actions class failed to create.
    FIRAuthErrorCodeRecaptchaActionCreationFailed = 17210,
    /// Indicates an error occurred while attempting to access the keychain.
    FIRAuthErrorCodeKeychainError = 17995,
    /// Indicates an internal error occurred.
    FIRAuthErrorCodeInternalError = 17999,
    /// Raised when a JWT fails to parse correctly. May be accompanied by an
    /// underlying error
    /// describing which step of the JWT parsing process failed.
    FIRAuthErrorCodeMalformedJWT = 18000,
};
static NSString* _Nonnull const FIRAuthErrorCodeDomain =
    @"FirebaseAuth.AuthErrorCode";

/// Error Codes common to all API Methods:
SWIFT_CLASS_NAMED("AuthErrors")
@interface FIRAuthErrors : NSObject
/// The Firebase Auth error domain.
SWIFT_CLASS_PROPERTY(@property(nonatomic, class, readonly, copy)
                         NSString* _Nonnull domain;)
+ (NSString* _Nonnull)domain SWIFT_WARN_UNUSED_RESULT;
/// The name of the key for the error short string of an error code.
SWIFT_CLASS_PROPERTY(@property(nonatomic, class, readonly, copy)
                         NSString* _Nonnull userInfoNameKey;)
+ (NSString* _Nonnull)userInfoNameKey SWIFT_WARN_UNUSED_RESULT;
/// Error codes for Email operations
/// Errors with one of the following three codes:
/// <ul>
///   <li>
///     <code>accountExistsWithDifferentCredential</code>
///   </li>
///   <li>
///     <code>credentialAlreadyInUse</code>
///   </li>
///   <li>
///     emailAlreadyInUse`
///   </li>
/// </ul>
/// may contain  an <code>NSError.userInfo</code> dictionary object which
/// contains this key. The value associated with this key is an NSString of the
/// email address of the account that already exists.
SWIFT_CLASS_PROPERTY(@property(nonatomic, class, readonly, copy)
                         NSString* _Nonnull userInfoEmailKey;)
+ (NSString* _Nonnull)userInfoEmailKey SWIFT_WARN_UNUSED_RESULT;
/// The key used to read the updated Auth credential from the userInfo
/// dictionary of the NSError object returned. This is the updated auth
/// credential the developer should use for recovery if applicable.
SWIFT_CLASS_PROPERTY(@property(nonatomic, class, readonly, copy)
                         NSString* _Nonnull userInfoUpdatedCredentialKey;)
+ (NSString* _Nonnull)userInfoUpdatedCredentialKey SWIFT_WARN_UNUSED_RESULT;
/// The key used to read the MFA resolver from the userInfo dictionary of the
/// NSError object returned when 2FA is required for sign-incompletion.
SWIFT_CLASS_PROPERTY(
    @property(nonatomic, class, readonly, copy)
        NSString* _Nonnull FIRAuthErrorUserInfoMultiFactorResolverKey;)
+ (NSString* _Nonnull)
    FIRAuthErrorUserInfoMultiFactorResolverKey SWIFT_WARN_UNUSED_RESULT;
- (nonnull instancetype)init OBJC_DESIGNATED_INITIALIZER;
@end

/// Determines settings related to an auth object.
SWIFT_CLASS_NAMED("AuthSettings")
@interface FIRAuthSettings : NSObject <NSCopying>
/// Flag to determine whether app verification should be disabled for testing or
/// not.
@property(nonatomic) BOOL appVerificationDisabledForTesting;
/// Flag to determine whether app verification should be disabled for testing or
/// not.
@property(nonatomic) BOOL isAppVerificationDisabledForTesting;
- (nonnull instancetype)init SWIFT_UNAVAILABLE;
+ (nonnull instancetype)new SWIFT_UNAVAILABLE_MSG("-init is unavailable");
- (id _Nonnull)copyWithZone:(struct _NSZone* _Nullable)zone
    SWIFT_WARN_UNUSED_RESULT;
@end

@class NSDate;
/// A data class containing the ID token JWT string and other properties
/// associated with the token including the decoded payload claims.
SWIFT_CLASS_NAMED("AuthTokenResult")
@interface FIRAuthTokenResult : NSObject
/// Stores the JWT string of the ID token.
@property(nonatomic, copy) NSString* _Nonnull token;
/// Stores the ID token’s expiration date.
@property(nonatomic, copy) NSDate* _Nonnull expirationDate;
/// Stores the ID token’s authentication date.
/// This is the date the user was signed in and NOT the date the token was
/// refreshed.
@property(nonatomic, copy) NSDate* _Nonnull authDate;
/// Stores the date that the ID token was issued.
/// This is the date last refreshed and NOT the last authentication date.
@property(nonatomic, copy) NSDate* _Nonnull issuedAtDate;
/// Stores sign-in provider through which the token was obtained.
@property(nonatomic, copy) NSString* _Nonnull signInProvider;
/// Stores sign-in second factor through which the token was obtained.
@property(nonatomic, copy) NSString* _Nonnull signInSecondFactor;
/// Stores the entire payload of claims found on the ID token.
/// This includes the standard
/// reserved claims as well as custom claims set by the developer via the Admin
/// SDK.
@property(nonatomic, copy) NSDictionary<NSString*, id>* _Nonnull claims;
SWIFT_CLASS_PROPERTY(@property(nonatomic, class, readonly)
                         BOOL supportsSecureCoding;)
+ (BOOL)supportsSecureCoding SWIFT_WARN_UNUSED_RESULT;
- (void)encodeWithCoder:(NSCoder* _Nonnull)coder;
- (nullable instancetype)initWithCoder:(NSCoder* _Nonnull)coder;
- (nonnull instancetype)init SWIFT_UNAVAILABLE;
+ (nonnull instancetype)new SWIFT_UNAVAILABLE_MSG("-init is unavailable");
@end

@interface FIRAuthTokenResult (SWIFT_EXTENSION (FirebaseAuth)) <NSSecureCoding>
@end

@class UIViewController;
/// A protocol to handle user interface interactions for Firebase Auth.
/// This protocol is available on iOS, macOS Catalyst, and tvOS only.
SWIFT_PROTOCOL_NAMED("AuthUIDelegate")
@protocol FIRAuthUIDelegate <NSObject>
/// If implemented, this method will be invoked when Firebase Auth needs to
/// display a view controller.
/// \param viewControllerToPresent The view controller to be presented.
///
/// \param flag Decides whether the view controller presentation should be
/// animated.
///
/// \param completion The block to execute after the presentation finishes.
/// This block has no return value and takes no parameters.
///
- (void)presentViewController:
            (UIViewController* _Nonnull)viewControllerToPresent
                     animated:(BOOL)flag
                   completion:(void (^_Nullable)(void))completion;
/// If implemented, this method will be invoked when Firebase Auth needs to
/// display a view controller.
/// \param flag Decides whether removing the view controller should be animated
/// or not.
///
/// \param completion The block to execute after the presentation finishes.
/// This block has no return value and takes no parameters.
///
- (void)dismissViewControllerAnimated:(BOOL)flag
                           completion:(void (^_Nullable)(void))completion;
@end

/// A concrete implementation of <code>AuthProvider</code> for Email & Password
/// Sign In.
SWIFT_CLASS_NAMED("EmailAuthProvider")
@interface FIREmailAuthProvider : NSObject
/// A string constant identifying the email & password identity provider.
SWIFT_CLASS_PROPERTY(@property(nonatomic, class, readonly, copy)
                         NSString* _Nonnull id;)
+ (NSString* _Nonnull)id SWIFT_WARN_UNUSED_RESULT;
/// Creates an <code>AuthCredential</code> for an email & password sign in
/// \param email The user’s email address.
///
/// \param password The user’s password.
///
///
/// returns:
/// An <code>AuthCredential</code> containing the email & password credential.
+ (FIRAuthCredential* _Nonnull)credentialWithEmail:(NSString* _Nonnull)email
                                          password:(NSString* _Nonnull)password
    SWIFT_WARN_UNUSED_RESULT;
/// Creates an <code>AuthCredential</code> for an email & link sign in.
/// \param email The user’s email address.
///
/// \param link The email sign-in link.
///
///
/// returns:
/// An <code>AuthCredential</code> containing the email & link credential.
+ (FIRAuthCredential* _Nonnull)credentialWithEmail:(NSString* _Nonnull)email
                                              link:(NSString* _Nonnull)link
    SWIFT_WARN_UNUSED_RESULT;
- (nonnull instancetype)init OBJC_DESIGNATED_INITIALIZER;
@end

/// Utility class for constructing Facebook Sign In credentials.
SWIFT_CLASS_NAMED("FacebookAuthProvider")
@interface FIRFacebookAuthProvider : NSObject
/// A string constant identifying the Facebook identity provider.
SWIFT_CLASS_PROPERTY(@property(nonatomic, class, readonly, copy)
                         NSString* _Nonnull id;)
+ (NSString* _Nonnull)id SWIFT_WARN_UNUSED_RESULT;
/// Creates an <code>AuthCredential</code> for a Facebook sign in.
/// \param accessToken The Access Token from Facebook.
///
///
/// returns:
/// An <code>AuthCredential</code> containing the Facebook credentials.
+ (FIRAuthCredential* _Nonnull)credentialWithAccessToken:
    (NSString* _Nonnull)accessToken SWIFT_WARN_UNUSED_RESULT;
- (nonnull instancetype)init OBJC_DESIGNATED_INITIALIZER SWIFT_UNAVAILABLE;
@end

/// Utility type for constructing federated auth provider credentials.
SWIFT_PROTOCOL_NAMED("FederatedAuthProvider")
@protocol FIRFederatedAuthProvider <NSObject>
/// Used to obtain an auth credential via a mobile web flow.
/// This method is available on iOS only.
/// \param uiDelegate An optional UI delegate used to present the mobile web
/// flow.
///
/// \param completionHandler Optionally; a block which is invoked
/// asynchronously on the main thread when the mobile web flow is
/// completed.
///
- (void)getCredentialWithUIDelegate:(id<FIRAuthUIDelegate> _Nullable)uiDelegate
                         completion:(void (^_Nonnull)(
                                        FIRAuthCredential* _Nullable,
                                        NSError* _Nullable))completionHandler
    SWIFT_AVAILABILITY(watchos, introduced = 8);
@end

/// A concrete implementation of <code>AuthProvider</code> for Game Center Sign
/// In. Not available on watchOS.
SWIFT_CLASS_NAMED("GameCenterAuthProvider")
@interface FIRGameCenterAuthProvider : NSObject
/// A string constant identifying the Game Center identity provider.
SWIFT_CLASS_PROPERTY(@property(nonatomic, class, readonly, copy)
                         NSString* _Nonnull id;)
+ (NSString* _Nonnull)id SWIFT_WARN_UNUSED_RESULT;
/// Creates an <code>AuthCredential</code> for a Game Center sign in.
+ (void)getCredentialWithCompletion:
    (void (^_Nonnull)(FIRAuthCredential* _Nullable,
                      NSError* _Nullable))completion;
- (nonnull instancetype)init OBJC_DESIGNATED_INITIALIZER SWIFT_UNAVAILABLE;
@end

/// Utility class for constructing GitHub Sign In credentials.
SWIFT_CLASS_NAMED("GitHubAuthProvider")
@interface FIRGitHubAuthProvider : NSObject
/// A string constant identifying the GitHub identity provider.
SWIFT_CLASS_PROPERTY(@property(nonatomic, class, readonly, copy)
                         NSString* _Nonnull id;)
+ (NSString* _Nonnull)id SWIFT_WARN_UNUSED_RESULT;
/// Creates an <code>AuthCredential</code> for a GitHub sign in.
/// \param token The GitHub OAuth access token.
///
///
/// returns:
/// An AuthCredential containing the GitHub credentials.
+ (FIRAuthCredential* _Nonnull)credentialWithToken:(NSString* _Nonnull)token
    SWIFT_WARN_UNUSED_RESULT;
- (nonnull instancetype)init OBJC_DESIGNATED_INITIALIZER SWIFT_UNAVAILABLE;
@end

/// Utility class for constructing Google Sign In credentials.
SWIFT_CLASS_NAMED("GoogleAuthProvider")
@interface FIRGoogleAuthProvider : NSObject
/// A string constant identifying the Google identity provider.
SWIFT_CLASS_PROPERTY(@property(nonatomic, class, readonly, copy)
                         NSString* _Nonnull id;)
+ (NSString* _Nonnull)id SWIFT_WARN_UNUSED_RESULT;
/// Creates an <code>AuthCredential</code> for a Google sign in.
/// \param idToken The ID Token from Google.
///
/// \param accessToken The Access Token from Google.
///
///
/// returns:
/// An AuthCredential containing the Google credentials.
+ (FIRAuthCredential* _Nonnull)credentialWithIDToken:(NSString* _Nonnull)idToken
                                         accessToken:
                                             (NSString* _Nonnull)accessToken
    SWIFT_WARN_UNUSED_RESULT;
- (nonnull instancetype)init OBJC_DESIGNATED_INITIALIZER SWIFT_UNAVAILABLE;
@end

@class FIRMultiFactorInfo;
@class FIRMultiFactorSession;
@class FIRMultiFactorAssertion;
/// The interface defining the multi factor related properties and operations
/// pertaining to a user. This class is available on iOS and macOS.
SWIFT_CLASS_NAMED("MultiFactor")
@interface FIRMultiFactor : NSObject
@property(nonatomic, copy)
    NSArray<FIRMultiFactorInfo*>* _Nonnull enrolledFactors;
/// Get a session for a second factor enrollment operation.
/// This is used to identify the current user trying to enroll a second factor.
/// \param completion A block with the session identifier for a second factor
/// enrollment operation.
///
- (void)getSessionWithCompletion:
    (void (^_Nullable)(FIRMultiFactorSession* _Nullable,
                       NSError* _Nullable))completion;
/// Enrolls a second factor as identified by the
/// <code>MultiFactorAssertion</code> parameter for the current user.
/// \param assertion The <code>MultiFactorAssertion</code>.
///
/// \param displayName An optional display name associated with the multi factor
/// to enroll.
///
/// \param completion The block invoked when the request is complete, or fails.
///
- (void)enrollWithAssertion:(FIRMultiFactorAssertion* _Nonnull)assertion
                displayName:(NSString* _Nullable)displayName
                 completion:(void (^_Nullable)(NSError* _Nullable))completion;
/// Unenroll the given multi factor.
/// \param factorInfo The second factor instance to unenroll.
///
/// \param completion The block invoked when the request to send the
/// verification email is complete, or fails.
///
- (void)unenrollWithInfo:(FIRMultiFactorInfo* _Nonnull)factorInfo
              completion:(void (^_Nullable)(NSError* _Nullable))completion;
/// Unenroll the given multi factor.
/// \param factorUID The unique identifier corresponding to the
/// second factor being unenrolled.
///
/// \param completion The block invoked when the request to send the
/// verification email is complete, or fails.
///
- (void)unenrollWithFactorUID:(NSString* _Nonnull)factorUID
                   completion:(void (^_Nullable)(NSError* _Nullable))completion;
- (nonnull instancetype)init SWIFT_UNAVAILABLE;
+ (nonnull instancetype)new SWIFT_UNAVAILABLE_MSG("-init is unavailable");
SWIFT_CLASS_PROPERTY(@property(nonatomic, class, readonly)
                         BOOL supportsSecureCoding;)
+ (BOOL)supportsSecureCoding SWIFT_WARN_UNUSED_RESULT;
- (void)encodeWithCoder:(NSCoder* _Nonnull)coder;
- (nullable instancetype)initWithCoder:(NSCoder* _Nonnull)coder
    OBJC_DESIGNATED_INITIALIZER;
@end

@interface FIRMultiFactor (SWIFT_EXTENSION (FirebaseAuth)) <NSSecureCoding>
@end

/// The base class for asserting ownership of a second factor. This is
/// equivalent to the AuthCredential class. This class is available on iOS and
/// macOS.
SWIFT_CLASS_NAMED("MultiFactorAssertion")
@interface FIRMultiFactorAssertion : NSObject
/// The second factor identifier for this opaque object asserting a second
/// factor.
@property(nonatomic, copy) NSString* _Nonnull factorID;
- (nonnull instancetype)init SWIFT_UNAVAILABLE;
+ (nonnull instancetype)new SWIFT_UNAVAILABLE_MSG("-init is unavailable");
@end

/// Safe public structure used to represent a second factor entity from a client
/// perspective. This class is available on iOS and macOS.
SWIFT_CLASS_NAMED("MultiFactorInfo")
@interface FIRMultiFactorInfo : NSObject
/// The multi-factor enrollment ID.
@property(nonatomic, readonly, copy) NSString* _Nonnull UID;
/// The user friendly name of the current second factor.
@property(nonatomic, readonly, copy) NSString* _Nullable displayName;
/// The second factor enrollment date.
@property(nonatomic, readonly, copy) NSDate* _Nonnull enrollmentDate;
/// The identifier of the second factor.
@property(nonatomic, readonly, copy) NSString* _Nonnull factorID;
SWIFT_CLASS_PROPERTY(@property(nonatomic, class, readonly)
                         BOOL supportsSecureCoding;)
+ (BOOL)supportsSecureCoding SWIFT_WARN_UNUSED_RESULT;
- (void)encodeWithCoder:(NSCoder* _Nonnull)coder;
- (nullable instancetype)initWithCoder:(NSCoder* _Nonnull)coder
    OBJC_DESIGNATED_INITIALIZER;
- (nonnull instancetype)init SWIFT_UNAVAILABLE;
+ (nonnull instancetype)new SWIFT_UNAVAILABLE_MSG("-init is unavailable");
@end

@interface FIRMultiFactorInfo (SWIFT_EXTENSION (FirebaseAuth)) <NSSecureCoding>
@end

/// The subclass of base class <code>MultiFactorAssertion</code>, used to assert
/// ownership of a phone second factor. This class is available on iOS and
/// macOS.
SWIFT_CLASS_NAMED("MultiFactorResolver")
@interface FIRMultiFactorResolver : NSObject
/// The opaque session identifier for the current sign-in flow.
@property(nonatomic, readonly, strong) FIRMultiFactorSession* _Nonnull session;
/// The list of hints for the second factors needed to complete the sign-in for
/// the current session.
@property(nonatomic, readonly, copy)
    NSArray<FIRMultiFactorInfo*>* _Nonnull hints;
/// The Auth reference for the current <code>MultiResolver</code>.
@property(nonatomic, readonly, strong) FIRAuth* _Nonnull auth;
/// A helper function to help users complete sign in with a second factor using
/// a
/// \param assertion The assertion confirming the user successfully
/// completed the second factor challenge.
///
/// \param completion The block invoked when the request is complete, or fails.
///
- (void)resolveSignInWithAssertion:(FIRMultiFactorAssertion* _Nonnull)assertion
                        completion:
                            (void (^_Nullable)(FIRAuthDataResult* _Nullable,
                                               NSError* _Nullable))completion;
- (nonnull instancetype)init SWIFT_UNAVAILABLE;
+ (nonnull instancetype)new SWIFT_UNAVAILABLE_MSG("-init is unavailable");
@end

/// Opaque object that identifies the current session to enroll a second factor
/// or to complete sign in when previously enrolled. Identifies the current
/// session to enroll a second factor or to complete sign in when previously
/// enrolled. It contains additional context on the existing user, notably the
/// confirmation that the user passed the first factor challenge. This class is
/// available on iOS and macOS.
SWIFT_CLASS_NAMED("MultiFactorSession")
@interface FIRMultiFactorSession : NSObject
- (nonnull instancetype)init SWIFT_UNAVAILABLE;
+ (nonnull instancetype)new SWIFT_UNAVAILABLE_MSG("-init is unavailable");
@end

/// Internal implementation of <code>AuthCredential</code> for generic
/// credentials.
SWIFT_CLASS_NAMED("OAuthCredential")
@interface FIROAuthCredential : FIRAuthCredential <NSSecureCoding>
/// The ID Token associated with this credential.
@property(nonatomic, readonly, copy) NSString* _Nullable IDToken;
/// The access token associated with this credential.
@property(nonatomic, readonly, copy) NSString* _Nullable accessToken;
/// The secret associated with this credential. This will be nil for OAuth 2.0
/// providers. OAuthCredential already exposes a <code>provider</code> getter.
/// This will help the developer determine whether an access token / secret pair
/// is needed.
@property(nonatomic, readonly, copy) NSString* _Nullable secret;
SWIFT_CLASS_PROPERTY(@property(nonatomic, class, readonly)
                         BOOL supportsSecureCoding;)
+ (BOOL)supportsSecureCoding SWIFT_WARN_UNUSED_RESULT;
- (void)encodeWithCoder:(NSCoder* _Nonnull)coder;
- (nullable instancetype)initWithCoder:(NSCoder* _Nonnull)coder
    OBJC_DESIGNATED_INITIALIZER;
@end

@class NSPersonNameComponents;
/// Utility class for constructing OAuth Sign In credentials.
SWIFT_CLASS_NAMED("OAuthProvider")
@interface FIROAuthProvider : NSObject <FIRFederatedAuthProvider>
SWIFT_CLASS_PROPERTY(@property(nonatomic, class, readonly, copy)
                         NSString* _Nonnull id;)
+ (NSString* _Nonnull)id SWIFT_WARN_UNUSED_RESULT;
/// Array used to configure the OAuth scopes.
@property(nonatomic, copy) NSArray<NSString*>* _Nullable scopes;
/// Dictionary used to configure the OAuth custom parameters.
@property(nonatomic, copy)
    NSDictionary<NSString*, NSString*>* _Nullable customParameters;
/// The provider ID indicating the specific OAuth provider this OAuthProvider
/// instance represents.
@property(nonatomic, readonly, copy) NSString* _Nonnull providerID;
/// An instance of OAuthProvider corresponding to the given provider ID.
/// \param providerID The provider ID of the IDP for which this auth provider
/// instance will be configured.
///
///
/// returns:
/// An instance of OAuthProvider corresponding to the specified provider ID.
+ (FIROAuthProvider* _Nonnull)providerWithProviderID:
    (NSString* _Nonnull)providerID SWIFT_WARN_UNUSED_RESULT;
/// An instance of OAuthProvider corresponding to the given provider ID and auth
/// instance.
/// \param providerID The provider ID of the IDP for which this auth provider
/// instance will be configured.
///
/// \param auth The auth instance to be associated with the OAuthProvider
/// instance.
///
///
/// returns:
/// An instance of OAuthProvider corresponding to the specified provider ID.
+ (FIROAuthProvider* _Nonnull)providerWithProviderID:
                                  (NSString* _Nonnull)providerID
                                                auth:(FIRAuth* _Nonnull)auth
    SWIFT_WARN_UNUSED_RESULT;
/// Creates an <code>AuthCredential</code> for the OAuth 2 provider identified
/// by provider ID, ID token, and access token.
/// \param providerID The provider ID associated with the Auth credential being
/// created.
///
/// \param idToken The IDToken associated with the Auth credential being
/// created.
///
/// \param accessToken The access token associated with the Auth credential be
/// created, if available.
///
///
/// returns:
/// An AuthCredential for the specified provider ID, ID token and access token.
+ (FIROAuthCredential* _Nonnull)
    credentialWithProviderID:(NSString* _Nonnull)providerID
                     IDToken:(NSString* _Nonnull)idToken
                 accessToken:(NSString* _Nullable)accessToken
    SWIFT_WARN_UNUSED_RESULT;
/// Creates an <code>AuthCredential</code> for the OAuth 2 provider identified
/// by provider ID, ID token, and access token.
/// \param providerID The provider ID associated with the Auth credential being
/// created.
///
/// \param accessToken The access token associated with the Auth credential be
/// created, if available.
///
///
/// returns:
/// An AuthCredential for the specified provider ID, ID token and access token.
+ (FIROAuthCredential* _Nonnull)
    credentialWithProviderID:(NSString* _Nonnull)providerID
                 accessToken:(NSString* _Nonnull)accessToken
    SWIFT_WARN_UNUSED_RESULT;
/// Creates an <code>AuthCredential</code> for that OAuth 2 provider identified
/// by provider ID, ID token, raw nonce, and access token.
/// \param providerID The provider ID associated with the Auth credential being
/// created.
///
/// \param idToken The IDToken associated with the Auth credential being
/// created.
///
/// \param rawNonce The raw nonce associated with the Auth credential being
/// created.
///
/// \param accessToken The access token associated with the Auth credential be
/// created.
///
///
/// returns:
/// An AuthCredential for the specified provider ID, ID token and access token.
+ (FIROAuthCredential* _Nonnull)
    credentialWithProviderID:(NSString* _Nonnull)providerID
                     IDToken:(NSString* _Nonnull)idToken
                    rawNonce:(NSString* _Nonnull)rawNonce
                 accessToken:(NSString* _Nonnull)accessToken
    SWIFT_WARN_UNUSED_RESULT;
/// Creates an <code>AuthCredential</code> for that OAuth 2 provider identified
/// by providerID using an ID token and raw nonce.
/// \param providerID The provider ID associated with the Auth credential being
/// created.
///
/// \param idToken The IDToken associated with the Auth credential being
/// created.
///
/// \param rawNonce The raw nonce associated with the Auth credential being
/// created.
///
///
/// returns:
/// An AuthCredential.
+ (FIROAuthCredential* _Nonnull)
    credentialWithProviderID:(NSString* _Nonnull)providerID
                     IDToken:(NSString* _Nonnull)idToken
                    rawNonce:(NSString* _Nonnull)rawNonce
    SWIFT_WARN_UNUSED_RESULT;
/// Used to obtain an auth credential via a mobile web flow.
/// This method is available on iOS only.
/// \param uiDelegate An optional UI delegate used to present the mobile web
/// flow.
///
/// \param completionHandler Optionally; a block which is invoked
/// asynchronously on the main thread when the mobile web flow is
/// completed.
///
- (void)getCredentialWithUIDelegate:(id<FIRAuthUIDelegate> _Nullable)uiDelegate
                         completion:(void (^_Nonnull)(
                                        FIRAuthCredential* _Nullable,
                                        NSError* _Nullable))completionHandler
    SWIFT_AVAILABILITY(watchos, introduced = 8)
        SWIFT_AVAILABILITY(macos, introduced = 10.15)
            SWIFT_AVAILABILITY(tvos, introduced = 13)
                SWIFT_AVAILABILITY(ios, introduced = 13);
/// Creates an <code>AuthCredential</code> for the Sign in with Apple OAuth 2
/// provider identified by ID token, raw nonce, and full name.This method is
/// specific to the Sign in with Apple OAuth 2 provider as this provider
/// requires the full name to be passed explicitly.
/// \param idToken The IDToken associated with the Sign in with Apple Auth
/// credential being created.
///
/// \param rawNonce The raw nonce associated with the Sign in with Apple Auth
/// credential being created.
///
/// \param fullName The full name associated with the Sign in with Apple Auth
/// credential being created.
///
///
/// returns:
/// An AuthCredential.
+ (FIROAuthCredential* _Nonnull)
    appleCredentialWithIDToken:(NSString* _Nonnull)idToken
                      rawNonce:(NSString* _Nullable)rawNonce
                      fullName:(NSPersonNameComponents* _Nullable)fullName
    SWIFT_WARN_UNUSED_RESULT;
- (nonnull instancetype)init SWIFT_UNAVAILABLE;
+ (nonnull instancetype)new SWIFT_UNAVAILABLE_MSG("-init is unavailable");
@end

/// Implementation of AuthCredential for Phone Auth credentials.
/// This class is available on iOS only.
SWIFT_CLASS_NAMED("PhoneAuthCredential")
@interface FIRPhoneAuthCredential : FIRAuthCredential <NSSecureCoding>
SWIFT_CLASS_PROPERTY(@property(nonatomic, class, readonly)
                         BOOL supportsSecureCoding;)
+ (BOOL)supportsSecureCoding SWIFT_WARN_UNUSED_RESULT;
- (void)encodeWithCoder:(NSCoder* _Nonnull)coder;
- (nullable instancetype)initWithCoder:(NSCoder* _Nonnull)coder
    OBJC_DESIGNATED_INITIALIZER;
@end

@class FIRPhoneMultiFactorInfo;
/// A concrete implementation of <code>AuthProvider</code> for phone auth
/// providers. This class is available on iOS only.
SWIFT_CLASS_NAMED("PhoneAuthProvider")
@interface FIRPhoneAuthProvider : NSObject
/// A string constant identifying the phone identity provider.
SWIFT_CLASS_PROPERTY(@property(nonatomic, class, readonly, copy)
                         NSString* _Nonnull id;)
+ (NSString* _Nonnull)id SWIFT_WARN_UNUSED_RESULT;
/// Returns an instance of <code>PhoneAuthProvider</code> for the default
/// <code>Auth</code> object.
+ (FIRPhoneAuthProvider* _Nonnull)provider SWIFT_WARN_UNUSED_RESULT;
/// Returns an instance of <code>PhoneAuthProvider</code> for the provided
/// <code>Auth</code> object.
/// \param auth The auth object to associate with the phone auth provider
/// instance.
///
+ (FIRPhoneAuthProvider* _Nonnull)providerWithAuth:(FIRAuth* _Nonnull)auth
    SWIFT_WARN_UNUSED_RESULT;
/// Starts the phone number authentication flow by sending a verification code
/// to the specified phone number. Possible error codes: <ul>
///   <li>
///     <code>AuthErrorCodeCaptchaCheckFailed</code> - Indicates that the
///     reCAPTCHA token obtained by the Firebase Auth is invalid or has expired.
///   </li>
///   <li>
///     <code>AuthErrorCodeQuotaExceeded</code> - Indicates that the phone
///     verification quota for this project has been exceeded.
///   </li>
///   <li>
///     <code>AuthErrorCodeInvalidPhoneNumber</code> - Indicates that the phone
///     number provided is invalid.
///   </li>
///   <li>
///     <code>AuthErrorCodeMissingPhoneNumber</code> - Indicates that a phone
///     number was not provided.
///   </li>
/// </ul>
/// \param phoneNumber The phone number to be verified.
///
/// \param uiDelegate An object used to present the SFSafariViewController. The
/// object is retained by this method until the completion block is executed.
///
/// \param completion The callback to be invoked when the verification flow is
/// finished.
///
- (void)verifyPhoneNumber:(NSString* _Nonnull)phoneNumber
               UIDelegate:(id<FIRAuthUIDelegate> _Nullable)uiDelegate
               completion:(void (^_Nullable)(NSString* _Nullable,
                                             NSError* _Nullable))completion;
/// Verify ownership of the second factor phone number by the current user.
/// \param phoneNumber The phone number to be verified.
///
/// \param uiDelegate An object used to present the SFSafariViewController. The
/// object is retained by this method until the completion block is executed.
///
/// \param multiFactorSession A session to identify the MFA flow. For
/// enrollment, this identifies the user trying to enroll. For sign-in, this
/// identifies that the user already passed the first factor challenge.
///
/// \param completion The callback to be invoked when the verification flow is
/// finished.
///
- (void)verifyPhoneNumber:(NSString* _Nonnull)phoneNumber
               UIDelegate:(id<FIRAuthUIDelegate> _Nullable)uiDelegate
       multiFactorSession:(FIRMultiFactorSession* _Nullable)multiFactorSession
               completion:(void (^_Nullable)(NSString* _Nullable,
                                             NSError* _Nullable))completion;
/// Verify ownership of the second factor phone number by the current user.
/// \param multiFactorInfo The phone multi factor whose number need to be
/// verified.
///
/// \param uiDelegate An object used to present the SFSafariViewController. The
/// object is retained by this method until the completion block is executed.
///
/// \param multiFactorSession A session to identify the MFA flow. For
/// enrollment, this identifies the user trying to enroll. For sign-in, this
/// identifies that the user already passed the first factor challenge.
///
/// \param completion The callback to be invoked when the verification flow is
/// finished.
///
- (void)
    verifyPhoneNumberWithMultiFactorInfo:
        (FIRPhoneMultiFactorInfo* _Nonnull)multiFactorInfo
                              UIDelegate:
                                  (id<FIRAuthUIDelegate> _Nullable)uiDelegate
                      multiFactorSession:
                          (FIRMultiFactorSession* _Nullable)multiFactorSession
                              completion:(void (^_Nullable)(NSString* _Nullable,
                                                            NSError* _Nullable))
                                             completion;
/// Creates an <code>AuthCredential</code> for the phone number provider
/// identified by the verification ID and verification code.
/// \param verificationID The verification ID obtained from invoking
/// verifyPhoneNumber:completion:
///
/// \param verificationCode The verification code obtained from the user.
///
///
/// returns:
/// The corresponding phone auth credential for the verification ID and
/// verification code provided.
- (FIRPhoneAuthCredential* _Nonnull)
    credentialWithVerificationID:(NSString* _Nonnull)verificationID
                verificationCode:(NSString* _Nonnull)verificationCode
    SWIFT_WARN_UNUSED_RESULT;
- (nonnull instancetype)init SWIFT_UNAVAILABLE;
+ (nonnull instancetype)new SWIFT_UNAVAILABLE_MSG("-init is unavailable");
@end

/// The subclass of base class FIRMultiFactorAssertion, used to assert ownership
/// of a phone second factor. This class is available on iOS and macOS.
SWIFT_CLASS_NAMED("PhoneMultiFactorAssertion")
@interface FIRPhoneMultiFactorAssertion : FIRMultiFactorAssertion
@end

/// The data structure used to help initialize an assertion for a second factor
/// entity to the Firebase Auth/CICP server. Depending on the type of second
/// factor, this will help generate the assertion. This class is available on
/// iOS and macOS.
SWIFT_CLASS_NAMED("PhoneMultiFactorGenerator")
@interface FIRPhoneMultiFactorGenerator : NSObject
/// Initializes the MFA assertion to confirm ownership of the phone second
/// factor. Note that this API is used for both enrolling and signing in with a
/// phone second factor.
/// \param phoneAuthCredential The phone auth credential used for multi factor
/// flows.
///
+ (FIRPhoneMultiFactorAssertion* _Nonnull)assertionWithCredential:
    (FIRPhoneAuthCredential* _Nonnull)phoneAuthCredential
    SWIFT_WARN_UNUSED_RESULT;
- (nonnull instancetype)init OBJC_DESIGNATED_INITIALIZER;
@end

/// Extends the MultiFactorInfo class for phone number second factors.
/// The identifier of this second factor is “phone”.
/// This class is available on iOS and macOS.
SWIFT_CLASS_NAMED("PhoneMultiFactorInfo")
@interface FIRPhoneMultiFactorInfo : FIRMultiFactorInfo
/// The string identifier for using phone as a second factor.
SWIFT_CLASS_PROPERTY(@property(nonatomic, class, readonly, copy)
                         NSString* _Nonnull FIRPhoneMultiFactorID;)
+ (NSString* _Nonnull)FIRPhoneMultiFactorID SWIFT_WARN_UNUSED_RESULT;
/// The string identifier for using TOTP as a second factor.
SWIFT_CLASS_PROPERTY(@property(nonatomic, class, readonly, copy)
                         NSString* _Nonnull FIRTOTPMultiFactorID;)
+ (NSString* _Nonnull)FIRTOTPMultiFactorID SWIFT_WARN_UNUSED_RESULT;
/// This is the phone number associated with the current second factor.
@property(nonatomic, copy) NSString* _Nonnull phoneNumber;
SWIFT_CLASS_PROPERTY(@property(nonatomic, class, readonly)
                         BOOL supportsSecureCoding;)
+ (BOOL)supportsSecureCoding SWIFT_WARN_UNUSED_RESULT;
- (nullable instancetype)initWithCoder:(NSCoder* _Nonnull)coder
    OBJC_DESIGNATED_INITIALIZER;
- (void)encodeWithCoder:(NSCoder* _Nonnull)coder;
@end

/// The subclass of base class MultiFactorAssertion, used to assert ownership of
/// a TOTP (Time-based One Time Password) second factor. This class is available
/// on iOS and macOS.
SWIFT_CLASS_NAMED("TOTPMultiFactorAssertion")
@interface FIRTOTPMultiFactorAssertion : FIRMultiFactorAssertion
@end

@class FIRTOTPSecret;
/// The data structure used to help initialize an assertion for a second factor
/// entity to the Firebase Auth/CICP server. Depending on the type of second
/// factor, this will help generate the assertion. This class is available on
/// iOS and macOS.
SWIFT_CLASS_NAMED("TOTPMultiFactorGenerator")
@interface FIRTOTPMultiFactorGenerator : NSObject
/// Creates a TOTP secret as part of enrolling a TOTP second factor. Used for
/// generating a QR code URL or inputting into a TOTP app. This method uses the
/// auth instance corresponding to the user in the multiFactorSession.
/// \param session The multiFactorSession instance.
///
/// \param completion Completion block
///
+ (void)generateSecretWithMultiFactorSession:
            (FIRMultiFactorSession* _Nonnull)session
                                  completion:(void (^_Nonnull)(
                                                 FIRTOTPSecret* _Nullable,
                                                 NSError* _Nullable))completion;
/// Initializes the MFA assertion to confirm ownership of the TOTP second
/// factor. This assertion is used to complete enrollment of TOTP as a second
/// factor.
/// \param secret The TOTP secret.
///
/// \param oneTimePassword One time password string.
///
///
/// returns:
/// The MFA assertion.
+ (FIRTOTPMultiFactorAssertion* _Nonnull)
    assertionForEnrollmentWithSecret:(FIRTOTPSecret* _Nonnull)secret
                     oneTimePassword:(NSString* _Nonnull)oneTimePassword
    SWIFT_WARN_UNUSED_RESULT;
/// Initializes the MFA assertion to confirm ownership of the TOTP second
/// factor. This assertion is used to complete signIn with TOTP as a second
/// factor.
/// \param enrollmentID The ID that identifies the enrolled TOTP second factor.
///
/// \param oneTimePassword one time password string.
///
///
/// returns:
/// The MFA assertion.
+ (FIRTOTPMultiFactorAssertion* _Nonnull)
    assertionForSignInWithEnrollmentID:(NSString* _Nonnull)enrollmentID
                       oneTimePassword:(NSString* _Nonnull)oneTimePassword
    SWIFT_WARN_UNUSED_RESULT;
- (nonnull instancetype)init OBJC_DESIGNATED_INITIALIZER;
@end

/// The subclass of base class MultiFactorAssertion, used to assert ownership of
/// a TOTP (Time-based One Time Password) second factor. This class is available
/// on iOS and macOS.
SWIFT_CLASS_NAMED("TOTPSecret")
@interface FIRTOTPSecret : NSObject
/// Returns the shared secret key/seed used to generate time-based one-time
/// passwords.
- (NSString* _Nonnull)sharedSecretKey SWIFT_WARN_UNUSED_RESULT;
/// Returns a QRCode URL as described in
/// https://github.com/google/google-authenticator/wiki/Key-Uri-Format.
/// This can be displayed to the user as a QRCode to be scanned into a TOTP app
/// like Google Authenticator.
/// \param accountName The name of the account/app.
///
/// \param issuer Issuer of the TOTP(likely the app name).
///
///
/// returns:
/// A QRCode URL string.
- (NSString* _Nonnull)
    generateQRCodeURLWithAccountName:(NSString* _Nonnull)accountName
                              issuer:(NSString* _Nonnull)issuer
    SWIFT_WARN_UNUSED_RESULT;
/// Opens the specified QR Code URL in a password manager like iCloud Keychain.
/// See more details
/// <a
/// href="https://developer.apple.com/documentation/authenticationservices/securing_logins_with_icloud_keychain_verification_codes">here</a>
- (void)openInOTPAppWithQRCodeURL:(NSString* _Nonnull)qrCodeURL;
- (nonnull instancetype)init SWIFT_UNAVAILABLE;
+ (nonnull instancetype)new SWIFT_UNAVAILABLE_MSG("-init is unavailable");
@end

/// Utility class for constructing Twitter Sign In credentials.
SWIFT_CLASS_NAMED("TwitterAuthProvider")
@interface FIRTwitterAuthProvider : NSObject
/// A string constant identifying the Twitter identity provider.
SWIFT_CLASS_PROPERTY(@property(nonatomic, class, readonly, copy)
                         NSString* _Nonnull id;)
+ (NSString* _Nonnull)id SWIFT_WARN_UNUSED_RESULT;
/// Creates an <code>AuthCredential</code> for a Twitter sign in.
/// \param token The Twitter OAuth token.
///
/// \param secret The Twitter OAuth secret.
///
///
/// returns:
/// An AuthCredential containing the Twitter credentials.
+ (FIRAuthCredential* _Nonnull)credentialWithToken:(NSString* _Nonnull)token
                                            secret:(NSString* _Nonnull)secret
    SWIFT_WARN_UNUSED_RESULT;
- (nonnull instancetype)init OBJC_DESIGNATED_INITIALIZER SWIFT_UNAVAILABLE;
@end

/// Represents user data returned from an identity provider.
SWIFT_PROTOCOL_NAMED("UserInfo")
@protocol FIRUserInfo <NSObject>
/// The provider identifier.
@property(nonatomic, readonly, copy) NSString* _Nonnull providerID;
/// The provider’s user ID for the user.
@property(nonatomic, readonly, copy) NSString* _Nonnull uid;
/// The name of the user.
@property(nonatomic, readonly, copy) NSString* _Nullable displayName;
/// The URL of the user’s profile photo.
@property(nonatomic, readonly, copy) NSURL* _Nullable photoURL;
/// The user’s email address.
@property(nonatomic, readonly, copy) NSString* _Nullable email;
/// A phone number associated with the user.
/// This property is only available for users authenticated via phone number
/// auth.
@property(nonatomic, readonly, copy) NSString* _Nullable phoneNumber;
@end

@class FIRUserMetadata;
@class FIRUserProfileChangeRequest;
/// Represents a user.
/// Firebase Auth does not attempt to validate users
/// when loading them from the keychain. Invalidated users (such as those
/// whose passwords have been changed on another client) are automatically
/// logged out when an auth-dependent operation is attempted or when the
/// ID token is automatically refreshed.
/// This class is thread-safe.
SWIFT_CLASS_NAMED("User")
@interface FIRUser : NSObject <FIRUserInfo>
/// Indicates the user represents an anonymous user.
@property(nonatomic, readonly) BOOL isAnonymous;
/// Indicates the user represents an anonymous user.
- (BOOL)anonymous SWIFT_WARN_UNUSED_RESULT;
/// Indicates the email address associated with this user has been verified.
@property(nonatomic, readonly) BOOL isEmailVerified;
/// Indicates the email address associated with this user has been verified.
- (BOOL)emailVerified SWIFT_WARN_UNUSED_RESULT;
/// Profile data for each identity provider, if any.
/// This data is cached on sign-in and updated when linking or unlinking.
@property(nonatomic, readonly, copy)
    NSArray<id<FIRUserInfo>>* _Nonnull providerData;
/// Metadata associated with the Firebase user in question.
@property(nonatomic, readonly, strong) FIRUserMetadata* _Nonnull metadata;
/// The tenant ID of the current user. <code>nil</code> if none is available.
@property(nonatomic, readonly, copy) NSString* _Nullable tenantID;
/// Multi factor object associated with the user.
/// This property is available on iOS and macOS.
@property(nonatomic, readonly, strong) FIRMultiFactor* _Nonnull multiFactor;
/// [Deprecated] Updates the email address for the user.
/// On success, the cached user profile data is updated. Returns an error when
/// <a
/// href="https://cloud.google.com/identity-platform/docs/admin/email-enumeration-protection">Email
/// Enumeration Protection</a> is enabled. May fail if there is already an
/// account with this email address that was created using email and password
/// authentication. Invoked asynchronously on the main thread in the future.
/// Possible error codes:
/// <ul>
///   <li>
///     <code>AuthErrorCodeInvalidRecipientEmail</code> - Indicates an invalid
///     recipient email was sent in the request.
///   </li>
///   <li>
///     <code>AuthErrorCodeInvalidSender</code> - Indicates an invalid sender
///     email is set in the console for this action.
///   </li>
///   <li>
///     <code>AuthErrorCodeInvalidMessagePayload</code> - Indicates an invalid
///     email template for sending update email.
///   </li>
///   <li>
///     <code>AuthErrorCodeEmailAlreadyInUse</code> - Indicates the email is
///     already in use by another account.
///   </li>
///   <li>
///     <code>AuthErrorCodeInvalidEmail</code> - Indicates the email address is
///     malformed.
///   </li>
///   <li>
///     <code>AuthErrorCodeRequiresRecentLogin</code> - Updating a user’s email
///     is a security sensitive operation that requires a recent login from the
///     user. This error indicates the user has not signed in recently enough.
///     To resolve, reauthenticate the user by calling
///     <code>reauthenticate(with:)</code>.
///   </li>
/// </ul>
/// \param email The email address for the user.
///
/// \param completion Optionally; the block invoked when the user profile change
/// has finished.
///
- (void)updateEmail:(NSString* _Nonnull)email
         completion:(void (^_Nullable)(NSError* _Nullable))completion
    SWIFT_DEPRECATED_MSG(
        "`updateEmail` is deprecated and will be removed in a future release. "
        "Use sendEmailVerification(beforeUpdatingEmail:) instead.");
/// Updates the password for the user. On success, the cached user profile data
/// is updated. Invoked asynchronously on the main thread in the future.
/// Possible error codes:
/// <ul>
///   <li>
///     <code>AuthErrorCodeOperationNotAllowed</code> - Indicates the
///     administrator disabled sign in with the specified identity provider.
///   </li>
///   <li>
///     <code>AuthErrorCodeRequiresRecentLogin</code> - Updating a user’s
///     password is a security sensitive operation that requires a recent login
///     from the user. This error indicates the user has not signed in recently
///     enough. To resolve, reauthenticate the user by calling
///     <code>reauthenticate(with:)</code>.
///   </li>
///   <li>
///     <code>AuthErrorCodeWeakPassword</code> - Indicates an attempt to set a
///     password that is considered too weak. The
///     <code>NSLocalizedFailureReasonErrorKey</code> field in the
///     <code>userInfo</code> dictionary object will contain more detailed
///     explanation that can be shown to the user.
///   </li>
/// </ul>
/// \param password The new password for the user.
///
/// \param completion Optionally; the block invoked when the user profile change
/// has finished.
///
- (void)updatePassword:(NSString* _Nonnull)password
            completion:(void (^_Nullable)(NSError* _Nullable))completion;
/// Updates the phone number for the user. On success, the cached user profile
/// data is updated. Invoked asynchronously on the main thread in the future.
/// This method is available on iOS only.
/// Possible error codes:
/// <ul>
///   <li>
///     <code>AuthErrorCodeRequiresRecentLogin</code> - Updating a user’s phone
///     number is a security sensitive operation that requires a recent login
///     from the user. This error indicates the user has not signed in recently
///     enough. To resolve, reauthenticate the user by calling
///     <code>reauthenticate(with:)</code>.
///   </li>
/// </ul>
/// \param credential The new phone number credential corresponding to the
/// phone number to be added to the Firebase account, if a phone number is
/// already linked to the account this new phone number will replace it.
///
/// \param completion Optionally; the block invoked when the user profile change
/// has finished.
///
- (void)updatePhoneNumberCredential:(FIRPhoneAuthCredential* _Nonnull)credential
                         completion:
                             (void (^_Nullable)(NSError* _Nullable))completion;
/// Creates an object which may be used to change the user’s profile data.
/// Set the properties of the returned object, then call
/// <code>UserProfileChangeRequest.commitChanges()</code> to perform the updates
/// atomically.
///
/// returns:
/// An object which may be used to change the user’s profile data atomically.
- (FIRUserProfileChangeRequest* _Nonnull)
    profileChangeRequest SWIFT_WARN_UNUSED_RESULT;
/// A refresh token; useful for obtaining new access tokens independently.
/// This property should only be used for advanced scenarios, and is not
/// typically needed.
@property(nonatomic, readonly, copy) NSString* _Nullable refreshToken;
/// Reloads the user’s profile data from the server.
/// May fail with an <code>AuthErrorCodeRequiresRecentLogin</code> error code.
/// In this case you should call <code>reauthenticate(with:)</code> before
/// re-invoking <code>updateEmail(to:)</code>.
/// \param completion Optionally; the block invoked when the reload has
/// finished. Invoked asynchronously on the main thread in the future.
///
- (void)reloadWithCompletion:(void (^_Nullable)(NSError* _Nullable))completion;
/// Renews the user’s authentication tokens by validating a fresh set of
/// credentials supplied by the user  and returns additional identity provider
/// data. If the user associated with the supplied credential is different from
/// the current user, or if the validation of the supplied credentials fails; an
/// error is returned and the current user remains signed in. Possible error
/// codes: <ul>
///   <li>
///     <code>AuthErrorCodeInvalidCredential</code> - Indicates the supplied
///     credential is invalid. This could happen if it has expired or it is
///     malformed.
///   </li>
///   <li>
///     <code>AuthErrorCodeOperationNotAllowed</code> - Indicates that accounts
///     with the identity provider represented by the credential are not
///     enabled. Enable them in the Auth section of the Firebase console.
///   </li>
///   <li>
///     <code>AuthErrorCodeEmailAlreadyInUse</code> -  Indicates the email
///     asserted by the credential (e.g. the email in a Facebook access token)
///     is already in use by an existing account, that cannot be authenticated
///     with this method. This error will only be thrown if the “One account per
///     email address” setting is enabled in the Firebase console, under Auth
///     settings. Please note that the error code raised in this specific
///     situation may not be the same on Web and Android.
///   </li>
///   <li>
///     <code>AuthErrorCodeUserDisabled</code> - Indicates the user’s account is
///     disabled.
///   </li>
///   <li>
///     <code>AuthErrorCodeWrongPassword</code> - Indicates the user attempted
///     reauthentication with an incorrect password, if credential is of the
///     type <code>EmailPasswordAuthCredential</code>.
///   </li>
///   <li>
///     <code>AuthErrorCodeUserMismatch</code> -  Indicates that an attempt was
///     made to reauthenticate with a user which is not the current user.
///   </li>
///   <li>
///     <code>AuthErrorCodeInvalidEmail</code> - Indicates the email address is
///     malformed.
///   </li>
/// </ul>
/// \param credential A user-supplied credential, which will be validated by the
/// server. This can be a successful third-party identity provider sign-in, or
/// an email address and password.
///
/// \param completion Optionally; the block invoked when the re-authentication
/// operation has finished. Invoked asynchronously on the main thread in the
/// future.
///
- (void)reauthenticateWithCredential:(FIRAuthCredential* _Nonnull)credential
                          completion:
                              (void (^_Nullable)(FIRAuthDataResult* _Nullable,
                                                 NSError* _Nullable))completion;
/// Renews the user’s authentication using the provided auth provider instance.
/// This method is available on iOS only.
/// \param provider An instance of an auth provider used to initiate the
/// reauthenticate flow.
///
/// \param uiDelegate Optionally an instance of a class conforming to the
/// <code>AuthUIDelegate</code> protocol, used for presenting the web context.
/// If nil, a default <code>AuthUIDelegate</code> will be used.
///
/// \param completion Optionally; a block which is invoked when the
/// reauthenticate flow finishes, or is canceled. Invoked asynchronously on the
/// main thread in the future.
///
- (void)reauthenticateWithProvider:
            (id<FIRFederatedAuthProvider> _Nonnull)provider
                        UIDelegate:(id<FIRAuthUIDelegate> _Nullable)uiDelegate
                        completion:
                            (void (^_Nullable)(FIRAuthDataResult* _Nullable,
                                               NSError* _Nullable))completion;
/// Retrieves the Firebase authentication token, possibly refreshing it if it
/// has expired.
/// \param completion Optionally; the block invoked when the token is available.
/// Invoked asynchronously on the main thread in the future.
///
- (void)getIDTokenWithCompletion:
    (void (^_Nullable)(NSString* _Nullable, NSError* _Nullable))completion;
/// Retrieves the Firebase authentication token, possibly refreshing it if it
/// has expired. The authentication token will be refreshed (by making a network
/// request) if it has expired, or if <code>forceRefresh</code> is
/// <code>true</code>.
/// \param forceRefresh Forces a token refresh. Useful if the token becomes
/// invalid for some reason other than an expiration.
///
/// \param completion Optionally; the block invoked when the token is available.
/// Invoked asynchronously on the main thread in the future.
///
- (void)getIDTokenForcingRefresh:(BOOL)forceRefresh
                      completion:
                          (void (^_Nullable)(NSString* _Nullable,
                                             NSError* _Nullable))completion;
/// Retrieves the Firebase authentication token, possibly refreshing it if it
/// has expired.
/// \param completion Optionally; the block invoked when the token is available.
/// Invoked asynchronously on the main thread in the future.
///
- (void)getIDTokenResultWithCompletion:
    (void (^_Nullable)(FIRAuthTokenResult* _Nullable,
                       NSError* _Nullable))completion;
/// Retrieves the Firebase authentication token, possibly refreshing it if it
/// has expired. The authentication token will be refreshed (by making a network
/// request) if it has expired, or if <code>forcingRefresh</code> is
/// <code>true</code>.
/// \param forcingRefresh Forces a token refresh. Useful if the token becomes
/// invalid for some reason other than an expiration.
///
/// \param completion Optionally; the block invoked when the token is available.
/// Invoked asynchronously on the main thread in the future.
///
- (void)getIDTokenResultForcingRefresh:(BOOL)forcingRefresh
                            completion:(void (^_Nullable)(
                                           FIRAuthTokenResult* _Nullable,
                                           NSError* _Nullable))completion;
/// Associates a user account from a third-party identity provider with this
/// user and returns additional identity provider data. Invoked asynchronously
/// on the main thread in the future. Possible error codes: <ul>
///   <li>
///     <code>AuthErrorCodeProviderAlreadyLinked</code> - Indicates an attempt
///     to link a provider of a type already linked to this account.
///   </li>
///   <li>
///     <code>AuthErrorCodeCredentialAlreadyInUse</code> - Indicates an attempt
///     to link with a credential that has already been linked with a different
///     Firebase account.
///   </li>
///   <li>
///     <code>AuthErrorCodeOperationNotAllowed</code> - Indicates that accounts
///     with the identity provider represented by the credential are not
///     enabled. Enable them in the Auth section of the Firebase console.
///   </li>
/// </ul>
/// This method may also return error codes associated with
/// <code>updateEmail(to:)</code> and <code>updatePassword(to:)</code> on
/// <code>User</code>.
/// \param credential The credential for the identity provider.
///
/// \param completion Optionally; the block invoked when the unlinking is
/// complete, or fails.
///
- (void)linkWithCredential:(FIRAuthCredential* _Nonnull)credential
                completion:(void (^_Nullable)(FIRAuthDataResult* _Nullable,
                                              NSError* _Nullable))completion;
/// Link the user with the provided auth provider instance.
/// This method is available on iOSonly.
/// \param provider An instance of an auth provider used to initiate the link
/// flow.
///
/// \param uiDelegate Optionally an instance of a class conforming to the
/// <code>AuthUIDelegate</code> protocol used for presenting the web context. If
/// nil, a default <code>AuthUIDelegate</code> will be used.
///
/// \param completion Optionally; a block which is invoked when the link flow
/// finishes, or is canceled. Invoked asynchronously on the main thread in the
/// future.
///
- (void)linkWithProvider:(id<FIRFederatedAuthProvider> _Nonnull)provider
              UIDelegate:(id<FIRAuthUIDelegate> _Nullable)uiDelegate
              completion:(void (^_Nullable)(FIRAuthDataResult* _Nullable,
                                            NSError* _Nullable))completion;
/// Disassociates a user account from a third-party identity provider with this
/// user. Invoked asynchronously on the main thread in the future. Possible
/// error codes: <ul>
///   <li>
///     <code>AuthErrorCodeNoSuchProvider</code> - Indicates an attempt to
///     unlink a provider that is not linked to the account.
///   </li>
///   <li>
///     <code>AuthErrorCodeRequiresRecentLogin</code> - Updating email is a
///     security sensitive operation that requires a recent login from the user.
///     This error indicates the user has not signed in recently enough. To
///     resolve, reauthenticate the user by calling
///     <code>reauthenticate(with:)</code>.
///   </li>
/// </ul>
/// \param provider The provider ID of the provider to unlink.
///
/// \param completion Optionally; the block invoked when the unlinking is
/// complete, or fails.
///
- (void)unlinkFromProvider:(NSString* _Nonnull)provider
                completion:(void (^_Nullable)(FIRUser* _Nullable,
                                              NSError* _Nullable))completion;
/// Initiates email verification for the user.
/// Possible error codes:
/// <ul>
///   <li>
///     <code>AuthErrorCodeInvalidRecipientEmail</code> - Indicates an invalid
///     recipient email was sent in the request.
///   </li>
///   <li>
///     <code>AuthErrorCodeInvalidSender</code> - Indicates an invalid sender
///     email is set in the console for this action.
///   </li>
///   <li>
///     <code>AuthErrorCodeInvalidMessagePayload</code> - Indicates an invalid
///     email template for sending update email.
///   </li>
///   <li>
///     <code>AuthErrorCodeUserNotFound</code> - Indicates the user account was
///     not found.
///   </li>
/// </ul>
/// \param completion Optionally; the block invoked when the request to send an
/// email verification is complete, or fails. Invoked asynchronously on the main
/// thread in the future.
///
- (void)sendEmailVerificationWithCompletion:
    (void (^_Nullable)(NSError* _Nullable))completion;
/// Initiates email verification for the user.
/// Possible error codes:
/// <ul>
///   <li>
///     <code>AuthErrorCodeInvalidRecipientEmail</code> - Indicates an invalid
///     recipient email was sent in the request.
///   </li>
///   <li>
///     <code>AuthErrorCodeInvalidSender</code> - Indicates an invalid sender
///     email is set in the console for this action.
///   </li>
///   <li>
///     <code>AuthErrorCodeInvalidMessagePayload</code> - Indicates an invalid
///     email template for sending update email.
///   </li>
///   <li>
///     <code>AuthErrorCodeUserNotFound</code> - Indicates the user account was
///     not found.
///   </li>
/// </ul>
/// \param actionCodeSettings An <code>ActionCodeSettings</code> object
/// containing settings related to handling action codes.
///
/// \param completion Optionally; the block invoked when the request to send an
/// email verification is complete, or fails. Invoked asynchronously on the main
/// thread in the future.
///
- (void)sendEmailVerificationWithActionCodeSettings:
            (FIRActionCodeSettings* _Nullable)actionCodeSettings
                                         completion:
                                             (void (^_Nullable)(
                                                 NSError* _Nullable))completion;
/// Deletes the user account (also signs out the user, if this was the current
/// user). Possible error codes: <ul>
///   <li>
///     <code>AuthErrorCodeRequiresRecentLogin</code> - Updating email is a
///     security sensitive operation that requires a recent login from the user.
///     This error indicates the user has not signed in recently enough. To
///     resolve, reauthenticate the user by calling
///     <code>reauthenticate(with:)</code>.
///   </li>
/// </ul>
/// \param completion Optionally; the block invoked when the request to delete
/// the account is complete, or fails. Invoked asynchronously on the main thread
/// in the future.
///
- (void)deleteWithCompletion:(void (^_Nullable)(NSError* _Nullable))completion;
/// Send an email to verify the ownership of the account then update to the new
/// email.
/// \param email The email to be updated to.
///
/// \param completion Optionally; the block invoked when the request to send the
/// verification email is complete, or fails.
///
- (void)sendEmailVerificationBeforeUpdatingEmail:(NSString* _Nonnull)email
                                      completion:
                                          (void (^_Nullable)(
                                              NSError* _Nullable))completion;
/// Send an email to verify the ownership of the account then update to the new
/// email.
/// \param email The email to be updated to.
///
/// \param actionCodeSettings An <code>ActionCodeSettings</code> object
/// containing settings related to handling action codes.
///
/// \param completion Optionally; the block invoked when the request to send the
/// verification email is complete, or fails.
///
- (void)
    sendEmailVerificationBeforeUpdatingEmail:(NSString* _Nonnull)email
                          actionCodeSettings:(FIRActionCodeSettings* _Nullable)
                                                 actionCodeSettings
                                  completion:(void (^_Nullable)(
                                                 NSError* _Nullable))completion;
@property(nonatomic, readonly, copy) NSString* _Nonnull providerID;
/// The provider’s user ID for the user.
@property(nonatomic, readonly, copy) NSString* _Nonnull uid;
/// The name of the user.
@property(nonatomic, copy) NSString* _Nullable displayName;
/// The URL of the user’s profile photo.
@property(nonatomic, copy) NSURL* _Nullable photoURL;
/// The user’s email address.
@property(nonatomic, readonly, copy) NSString* _Nullable email;
/// A phone number associated with the user.
/// This property is only available for users authenticated via phone number
/// auth.
@property(nonatomic, readonly, copy) NSString* _Nullable phoneNumber;
SWIFT_CLASS_PROPERTY(@property(nonatomic, class, readonly)
                         BOOL supportsSecureCoding;)
+ (BOOL)supportsSecureCoding SWIFT_WARN_UNUSED_RESULT;
- (void)encodeWithCoder:(NSCoder* _Nonnull)coder;
- (nullable instancetype)initWithCoder:(NSCoder* _Nonnull)coder
    OBJC_DESIGNATED_INITIALIZER;
- (nonnull instancetype)init SWIFT_UNAVAILABLE;
+ (nonnull instancetype)new SWIFT_UNAVAILABLE_MSG("-init is unavailable");
@end

@interface FIRUser (SWIFT_EXTENSION (FirebaseAuth)) <NSSecureCoding>
@end

/// A data class representing the metadata corresponding to a Firebase user.
SWIFT_CLASS_NAMED("UserMetadata")
@interface FIRUserMetadata : NSObject
/// Stores the last sign in date for the corresponding Firebase user.
@property(nonatomic, readonly, copy) NSDate* _Nullable lastSignInDate;
/// Stores the creation date for the corresponding Firebase user.
@property(nonatomic, readonly, copy) NSDate* _Nullable creationDate;
SWIFT_CLASS_PROPERTY(@property(nonatomic, class, readonly)
                         BOOL supportsSecureCoding;)
+ (BOOL)supportsSecureCoding SWIFT_WARN_UNUSED_RESULT;
- (void)encodeWithCoder:(NSCoder* _Nonnull)coder;
- (nullable instancetype)initWithCoder:(NSCoder* _Nonnull)coder;
- (nonnull instancetype)init SWIFT_UNAVAILABLE;
+ (nonnull instancetype)new SWIFT_UNAVAILABLE_MSG("-init is unavailable");
@end

@interface FIRUserMetadata (SWIFT_EXTENSION (FirebaseAuth)) <NSSecureCoding>
@end

/// Represents an object capable of updating a user’s profile data.
/// Properties are marked as being part of a profile update when they are set.
/// Setting a property value to nil is not the same as leaving the property
/// unassigned.
SWIFT_CLASS_NAMED("UserProfileChangeRequest")
@interface FIRUserProfileChangeRequest : NSObject
/// The name of the user.
@property(nonatomic, copy) NSString* _Nullable displayName;
/// The URL of the user’s profile photo.
@property(nonatomic, copy) NSURL* _Nullable photoURL;
/// Commits any pending changes.
/// Invoked asynchronously on the main thread in the future.
/// This method should only be called once.Once called, property values should
/// not be changed.
/// \param completion Optionally; the block invoked when the user profile change
/// has been applied.
///
- (void)commitChangesWithCompletion:
    (void (^_Nullable)(NSError* _Nullable))completion;
- (nonnull instancetype)init SWIFT_UNAVAILABLE;
+ (nonnull instancetype)new SWIFT_UNAVAILABLE_MSG("-init is unavailable");
@end

#endif
#if __has_attribute(external_source_symbol)
#pragma clang attribute pop
#endif
#if defined(__cplusplus)
#endif
#pragma clang diagnostic pop
#endif

#else
#error unsupported Swift architecture
#endif