Core Apps » ChatSecure:Android

//#865

- (void)deleteDataForItem:(OTRMediaItem *)mediaItem

            buddyUniqueId:(NSString *)buddyUniqueId

               completion:(void (^)(BOOL success, NSError * _Nullable error))completion

          completionQueue:(nullable dispatch_queue_t)completionQueue {

    if (!completionQueue) {

        completionQueue = dispatch_get_main_queue();

    }

    [self performAsyncWrite:^{

        NSString *path = [[self class] pathForMediaItem:mediaItem buddyUniqueId:buddyUniqueId];

        if (![path length]) {

            NSError *error = [NSError errorWithDomain:kOTRErrorDomain code:150 userInfo:@{NSLocalizedDescriptionKey:@"Unable to create file path"}];

            if (completion) {

                dispatch_async(completionQueue, ^{

                    completion(NO, error);

                });

            }

            return;

        }

        BOOL fileExists = [self.ioCipher fileExistsAtPath:path isDirectory:NULL];

        if (fileExists) {

            NSError *error = nil;

            [self.ioCipher removeItemAtPath:path error:&error];

            if (error) {

                NSError *error = [NSError errorWithDomain:kOTRErrorDomain code:151 userInfo:@{NSLocalizedDescriptionKey:@"Unable to remove existing file"}];

                if (completion) {

                    dispatch_async(completionQueue, ^{

                        completion(NO, error);

                    });

                }

                return;

            }

        }

        if (completion) {

            dispatch_async(completionQueue, ^{

                completion(YES, nil);

            });

        }

    }];

}