140 lines
4.4 KiB
Objective-C
140 lines
4.4 KiB
Objective-C
//
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// Copyright (c) 2019 Open Whisper Systems. All rights reserved.
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//
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#import "OWSReceiptsForSenderMessage.h"
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#import "SignalRecipient.h"
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#import <SessionCoreKit/NSDate+OWS.h>
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#import <SessionServiceKit/SessionServiceKit-Swift.h>
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NS_ASSUME_NONNULL_BEGIN
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@interface OWSReceiptsForSenderMessage ()
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@property (nonatomic, readonly) NSArray<NSNumber *> *messageTimestamps;
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@property (nonatomic, readonly) SSKProtoReceiptMessageType receiptType;
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@end
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#pragma mark -
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@implementation OWSReceiptsForSenderMessage
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+ (OWSReceiptsForSenderMessage *)deliveryReceiptsForSenderMessageWithThread:(nullable TSThread *)thread
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messageTimestamps:(NSArray<NSNumber *> *)messageTimestamps
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{
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return [[OWSReceiptsForSenderMessage alloc] initWithThread:thread
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messageTimestamps:messageTimestamps
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receiptType:SSKProtoReceiptMessageTypeDelivery];
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}
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+ (OWSReceiptsForSenderMessage *)readReceiptsForSenderMessageWithThread:(nullable TSThread *)thread
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messageTimestamps:(NSArray<NSNumber *> *)messageTimestamps
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{
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return [[OWSReceiptsForSenderMessage alloc] initWithThread:thread
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messageTimestamps:messageTimestamps
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receiptType:SSKProtoReceiptMessageTypeRead];
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}
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- (instancetype)initWithThread:(nullable TSThread *)thread
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messageTimestamps:(NSArray<NSNumber *> *)messageTimestamps
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receiptType:(SSKProtoReceiptMessageType)receiptType
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{
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// MJK TODO - remove senderTimestamp
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self = [super initOutgoingMessageWithTimestamp:[NSDate ows_millisecondTimeStamp]
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inThread:thread
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messageBody:nil
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attachmentIds:[NSMutableArray new]
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expiresInSeconds:0
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expireStartedAt:0
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isVoiceMessage:NO
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groupMetaMessage:TSGroupMetaMessageUnspecified
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quotedMessage:nil
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contactShare:nil
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linkPreview:nil];
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if (!self) {
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return self;
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}
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_messageTimestamps = [messageTimestamps copy];
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_receiptType = receiptType;
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return self;
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}
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#pragma mark - TSOutgoingMessage overrides
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- (BOOL)shouldSyncTranscript
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{
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return NO;
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}
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- (BOOL)isSilent
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{
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// Avoid "phantom messages" for "recipient read receipts".
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return YES;
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}
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- (nullable NSData *)buildPlainTextData:(SignalRecipient *)recipient
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{
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OWSAssertDebug(recipient);
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SSKProtoReceiptMessage *_Nullable receiptMessage = [self buildReceiptMessage:recipient.recipientId];
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if (!receiptMessage) {
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OWSFailDebug(@"could not build protobuf.");
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return nil;
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}
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SSKProtoContentBuilder *contentBuilder = [SSKProtoContent builder];
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[contentBuilder setReceiptMessage:receiptMessage];
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NSError *error;
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NSData *_Nullable contentData = [contentBuilder buildSerializedDataAndReturnError:&error];
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if (error || !contentData) {
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OWSFailDebug(@"could not serialize protobuf: %@", error);
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return nil;
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}
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return contentData;
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}
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- (nullable SSKProtoReceiptMessage *)buildReceiptMessage:(NSString *)recipientId
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{
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SSKProtoReceiptMessageBuilder *builder = [SSKProtoReceiptMessage builderWithType:self.receiptType];
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OWSAssertDebug(self.messageTimestamps.count > 0);
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for (NSNumber *messageTimestamp in self.messageTimestamps) {
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[builder addTimestamp:[messageTimestamp unsignedLongLongValue]];
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}
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NSError *error;
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SSKProtoReceiptMessage *_Nullable receiptMessage = [builder buildAndReturnError:&error];
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if (error || !receiptMessage) {
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OWSFailDebug(@"could not build protobuf: %@", error);
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return nil;
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}
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return receiptMessage;
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}
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#pragma mark - TSYapDatabaseObject overrides
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- (BOOL)shouldBeSaved
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{
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return NO;
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}
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- (NSString *)debugDescription
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{
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return [NSString
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stringWithFormat:@"%@ with message timestamps: %lu", self.logTag, (unsigned long)self.messageTimestamps.count];
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}
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#pragma mark - Other
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- (uint)ttl { return (uint)[LKTTLUtilities getTTLFor:LKMessageTypeReceipt]; }
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@end
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NS_ASSUME_NONNULL_END
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