firebase-ios-sdk/FirebaseDynamicLinks/Sources/FDLURLComponents/FIRDynamicLinkComponentsKeyProvider.m

/*
 * Copyright 2018 Google
 *
 * 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 "FirebaseDynamicLinks/Sources/FDLURLComponents/FIRDynamicLinkComponentsKeyProvider.h"

#import <FirebaseCore/FIRAppInternal.h>
#import <FirebaseCore/FIROptions.h>

@implementation FIRDynamicLinkComponentsKeyProvider

+ (nullable NSString *)APIKey {
  // If there's no default app, immediately return nil since reading from the default app will cause
  // an error to be logged.
  if (![FIRApp isDefaultAppConfigured]) {
    return nil;
  }

  // FDL only supports the default app, use the options from it.
  return [FIRApp defaultApp].options.APIKey;
}

@end