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51 lines
1.7 KiB
51 lines
1.7 KiB
/* |
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* Copyright 2021 Google LLC |
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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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#import "GULHeartbeatDateStorable.h" |
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NS_ASSUME_NONNULL_BEGIN |
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/// Stores either a date or a dictionary to a specified file. |
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@interface GULHeartbeatDateStorageUserDefaults : NSObject <GULHeartbeatDateStorable> |
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/** |
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* Default initializer. tvOS can only write to the cache directory and |
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* there are no guarantees that the directory will persist. User defaults will |
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* be retained, so that should be used instead. |
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* @param defaults User defaults instance to store the heartbeat information. |
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* @param key The key to be used with the user defaults instance. |
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*/ |
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- (instancetype)initWithDefaults:(NSUserDefaults *)defaults key:(NSString *)key; |
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- (instancetype)init NS_UNAVAILABLE; |
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/** |
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* Reads the date from the specified file for the given tag. |
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* @return Returns date if exists, otherwise `nil`. |
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*/ |
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- (nullable NSDate *)heartbeatDateForTag:(NSString *)tag; |
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/** |
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* Saves the date for the specified tag in the specified file. |
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* @return YES on success, NO otherwise. |
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*/ |
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- (BOOL)setHearbeatDate:(NSDate *)date forTag:(NSString *)tag; |
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@end |
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NS_ASSUME_NONNULL_END
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