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/*
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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 "GoogleUtilities/Environment/Public/GoogleUtilities/GULHeartbeatDateStorageUserDefaults.h"
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@interface GULHeartbeatDateStorageUserDefaults ()
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/** The storage to store the date of the last sent heartbeat. */
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@property(nonatomic, readonly) NSUserDefaults *userDefaults;
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/** The key for user defaults to store heartbeat information. */
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@property(nonatomic, readonly) NSString *key;
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@end
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@implementation GULHeartbeatDateStorageUserDefaults
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- (instancetype)initWithDefaults:(NSUserDefaults *)defaults key:(NSString *)key {
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self = [super init];
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if (self) {
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_userDefaults = defaults;
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_key = key;
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}
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return self;
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}
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- (NSMutableDictionary *)heartbeatDictionaryFromDefaults {
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NSDictionary *heartbeatDict = [self.userDefaults objectForKey:self.key];
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if (heartbeatDict != nil) {
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return [heartbeatDict mutableCopy];
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} else {
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return [NSMutableDictionary dictionary];
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}
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}
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- (nullable NSDate *)heartbeatDateForTag:(NSString *)tag {
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NSDate *date = nil;
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@synchronized(self.userDefaults) {
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NSMutableDictionary *dict = [self heartbeatDictionaryFromDefaults];
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date = dict[tag];
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}
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return date;
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}
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- (BOOL)setHearbeatDate:(NSDate *)date forTag:(NSString *)tag {
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@synchronized(self.userDefaults) {
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NSMutableDictionary *dict = [self heartbeatDictionaryFromDefaults];
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dict[tag] = date;
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[self.userDefaults setObject:dict forKey:self.key];
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}
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return true;
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}
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@end
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