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/*
* Copyright 2017 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 "FIRMessagingRegistrar.h"
#import "FIRMessagingDefines.h"
#import "FIRMessagingLogger.h"
#import "FIRMessagingPubSubRegistrar.h"
#import "FIRMessagingUtilities.h"
#import "NSError+FIRMessaging.h"
@interface FIRMessagingRegistrar ()
@property(nonatomic, readwrite, assign) BOOL stopAllSubscriptions;
@property(nonatomic, readwrite, strong) FIRMessagingCheckinService *checkinService;
@property(nonatomic, readwrite, strong) FIRMessagingPubSubRegistrar *pubsubRegistrar;
@end
@implementation FIRMessagingRegistrar
- (NSString *)deviceAuthID {
return self.checkinService.deviceAuthID;
}
- (NSString *)secretToken {
return self.checkinService.secretToken;
}
- (instancetype)init {
self = [super init];
if (self) {
_checkinService = [[FIRMessagingCheckinService alloc] init];
// TODO(chliangGoogle): Merge pubsubRegistrar with Registrar as it is hard to track how many
// checkinService instances by separating classes too often.
_pubsubRegistrar = [[FIRMessagingPubSubRegistrar alloc] initWithCheckinService:_checkinService];
}
return self;
}
#pragma mark - Checkin
- (BOOL)tryToLoadValidCheckinInfo {
[self.checkinService tryToLoadPrefetchedCheckinPreferences];
return [self.checkinService hasValidCheckinInfo];
}
- (BOOL)hasValidCheckinInfo {
return [self.checkinService hasValidCheckinInfo];
}
#pragma mark - Subscribe/Unsubscribe
- (void)updateSubscriptionToTopic:(NSString *)topic
withToken:(NSString *)token
options:(NSDictionary *)options
shouldDelete:(BOOL)shouldDelete
handler:(FIRMessagingTopicOperationCompletion)handler {
_FIRMessagingDevAssert(handler, @"Invalid nil handler");
if ([self tryToLoadValidCheckinInfo]) {
[self doUpdateSubscriptionForTopic:topic
token:token
options:options
shouldDelete:shouldDelete
completion:handler];
} else {
FIRMessagingLoggerDebug(kFIRMessagingMessageCodeRegistrar000,
@"Device check in error, no auth credentials found");
NSError *error = [NSError errorWithFCMErrorCode:kFIRMessagingErrorCodeMissingDeviceID];
handler(error);
}
}
- (void)cancelAllRequests {
self.stopAllSubscriptions = YES;
[self.pubsubRegistrar stopAllSubscriptionRequests];
}
#pragma mark - Private
- (void)doUpdateSubscriptionForTopic:(NSString *)topic
token:(NSString *)token
options:(NSDictionary *)options
shouldDelete:(BOOL)shouldDelete
completion:(FIRMessagingTopicOperationCompletion)completion {
_FIRMessagingDevAssert([self.checkinService hasValidCheckinInfo],
@"No valid checkin info found before subscribe");
[self.pubsubRegistrar updateSubscriptionToTopic:topic
withToken:token
options:options
shouldDelete:shouldDelete
handler:completion];
}
@end
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