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53 lines
2.0 KiB
53 lines
2.0 KiB
/*
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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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* Register the device with Checkin Service and get back the `authID`, `secret token` etc. for the
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* client. Checkin results are cached in the `FIRMessagingDefaultsManager` and periodically refreshed to
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* prevent them from being stale. Each client needs to register with checkin before registering
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* with FIRMessaging.
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*/
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@interface FIRMessagingCheckinService : NSObject
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@property(nonatomic, readonly, strong) NSString *deviceAuthID;
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@property(nonatomic, readonly, strong) NSString *secretToken;
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@property(nonatomic, readonly, strong) NSString *versionInfo;
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@property(nonatomic, readonly, assign) BOOL hasValidCheckinInfo;
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/**
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* Verify if valid checkin preferences have been loaded in memory.
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*
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* @return YES if valid checkin preferences exist in memory else NO.
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*/
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- (BOOL)hasValidCheckinInfo;
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/**
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* Try to load prefetched checkin preferences from the cache. This supports the use case where
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* InstanceID library has already obtained a valid checkin and we should be using that.
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*
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* This should be used as a last gasp effort to retreive any cached checkin preferences before
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* hitting the FIRMessaging backend to retrieve new preferences.
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*
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* Note this is only required because InstanceID and FIRMessaging both require checkin preferences which
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* need to be synced with each other.
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*
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* @return YES if successfully loaded cached checkin preferences into memory else NO.
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*/
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- (BOOL)tryToLoadPrefetchedCheckinPreferences;
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@end
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