/*
 * Copyright 2024 Google LLC
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#import <Foundation/Foundation.h>

#import "GoogleSignIn/Sources/GIDCallbackQueue.h"

NS_ASSUME_NONNULL_BEGIN

@class OIDAuthState;
@class GIDProfileData;

/// The callback queue used for authentication flow.
@interface GIDAuthFlow : GIDCallbackQueue

/// A representation of the state of the OAuth session for this instance.
@property(nonatomic, strong, nullable) OIDAuthState *authState;

/// The error thrown from the OAuth session encountered for this instance.
@property(nonatomic, strong, nullable) NSError *error;

/// The EMM support version.
@property(nonatomic, copy, nullable) NSString *emmSupport;

/// The profile data extracted from the ID token.
@property(nonatomic, nullable) GIDProfileData *profileData;

/// Initialize a `GIDAuthFlow` object by specifying all available properties.
///
/// @param authState The configuration to be used.
/// @param error The configuration to be used.
/// @param emmSupport The configuration to be used.
/// @param profileData The configuration to be used.
/// @return An initialized `GIDAuthFlow` instance.
- (instancetype)initWithAuthState:(nullable OIDAuthState *)authState
                            error:(nullable NSError *)error
                       emmSupport:(nullable NSString *)emmSupport
                      profileData:(nullable GIDProfileData *)profileData
    NS_DESIGNATED_INITIALIZER;

/// Initialize a `GIDAuthFlow` object by calling the designated initializer with `nil` values.
///
/// @return An initialized `GIDAuthFlow` instance.
- (instancetype)init;

@end

NS_ASSUME_NONNULL_END