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/*
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* Copyright 2017 Google
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#import <Foundation/Foundation.h>
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/**
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* Swizzle remote-notification callbacks to invoke FIRMessaging methods
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* before calling original implementations.
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*/
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@interface FIRMessagingRemoteNotificationsProxy : NSObject
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/**
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* Checks the `FirebaseAppDelegateProxyEnabled` key in the App's Info.plist. If the key is
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* missing or incorrectly formatted, returns `YES`.
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*
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* @return YES if the Application Delegate and User Notification Center methods can be swizzled.
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* Otherwise, returns NO.
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*/
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+ (BOOL)canSwizzleMethods;
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/**
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* A shared instance of `FIRMessagingRemoteNotificationsProxy`
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*/
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+ (instancetype)sharedProxy;
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/**
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* Swizzles Application Delegate's remote-notification callbacks and User Notification Center
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* delegate callback, and invokes the original selectors once done.
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*/
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- (void)swizzleMethodsIfPossible;
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@end
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