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Diffstat (limited to 'Firestore/Source/API/FIRSnapshotMetadata.mm')
-rw-r--r-- | Firestore/Source/API/FIRSnapshotMetadata.mm | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/Firestore/Source/API/FIRSnapshotMetadata.mm b/Firestore/Source/API/FIRSnapshotMetadata.mm new file mode 100644 index 0000000..27747ce --- /dev/null +++ b/Firestore/Source/API/FIRSnapshotMetadata.mm @@ -0,0 +1,70 @@ +/* + * 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 "FIRSnapshotMetadata.h" + +#import "Firestore/Source/API/FIRSnapshotMetadata+Internal.h" + +NS_ASSUME_NONNULL_BEGIN + +@interface FIRSnapshotMetadata () + +- (instancetype)initWithPendingWrites:(BOOL)pendingWrites fromCache:(BOOL)fromCache; + +@end + +@implementation FIRSnapshotMetadata (Internal) + ++ (instancetype)snapshotMetadataWithPendingWrites:(BOOL)pendingWrites fromCache:(BOOL)fromCache { + return [[FIRSnapshotMetadata alloc] initWithPendingWrites:pendingWrites fromCache:fromCache]; +} + +@end + +@implementation FIRSnapshotMetadata + +- (instancetype)initWithPendingWrites:(BOOL)pendingWrites fromCache:(BOOL)fromCache { + if (self = [super init]) { + _pendingWrites = pendingWrites; + _fromCache = fromCache; + } + return self; +} + +// NSObject Methods +- (BOOL)isEqual:(nullable id)other { + if (other == self) return YES; + if (![[other class] isEqual:[self class]]) return NO; + + return [self isEqualToMetadata:other]; +} + +- (BOOL)isEqualToMetadata:(nullable FIRSnapshotMetadata *)metadata { + if (self == metadata) return YES; + if (metadata == nil) return NO; + + return self.pendingWrites == metadata.pendingWrites && self.fromCache == metadata.fromCache; +} + +- (NSUInteger)hash { + NSUInteger hash = self.pendingWrites ? 1 : 0; + hash = hash * 31u + (self.fromCache ? 1 : 0); + return hash; +} + +@end + +NS_ASSUME_NONNULL_END |