signal-desktop/js/reactions.js
2020-03-24 17:03:22 -07:00

102 lines
2.9 KiB
JavaScript

/* global
Backbone,
Whisper,
MessageController,
ConversationController
*/
/* eslint-disable more/no-then */
// eslint-disable-next-line func-names
(function() {
'use strict';
window.Whisper = window.Whisper || {};
Whisper.Reactions = new (Backbone.Collection.extend({
forMessage(message) {
if (message.isOutgoing()) {
const outgoingReactions = this.filter({
targetTimestamp: message.get('sent_at'),
});
if (outgoingReactions.length > 0) {
window.log.info('Found early reaction for outgoing message');
this.remove(outgoingReactions);
return outgoingReactions;
}
}
const reactionsBySource = this.filter(re => {
const mcid = message.get('conversationId');
const recid = ConversationController.getConversationId(
re.get('targetAuthorE164') || re.get('targetAuthorUuid')
);
return mcid === recid;
});
if (reactionsBySource.length > 0) {
window.log.info('Found early reaction for message');
this.remove(reactionsBySource);
return reactionsBySource;
}
return [];
},
async onReaction(reaction) {
try {
const messages = await window.Signal.Data.getMessagesBySentAt(
reaction.get('targetTimestamp'),
{
MessageCollection: Whisper.MessageCollection,
}
);
const targetMessage = messages.find(
m =>
m.get('source') === reaction.get('targetAuthorE164') ||
// Outgoing messages don't have a source and are extremely unlikely
// to have the same timestamp
m.isOutgoing()
);
if (!targetMessage) {
window.log.info(
'No message for reaction',
reaction.get('targetAuthorE164'),
reaction.get('targetAuthorUuid'),
reaction.get('targetTimestamp')
);
// Since we haven't received the message for which we are removing a
// reaction, we can just remove those pending reaction
if (reaction.get('remove')) {
this.remove(reaction);
const oldReaction = this.where({
targetAuthorE164: reaction.get('targetAuthorE164'),
targetAuthorUuid: reaction.get('targetAuthorUuid'),
targetTimestamp: reaction.get('targetTimestamp'),
emoji: reaction.get('emoji'),
});
oldReaction.forEach(r => this.remove(r));
}
return;
}
const message = MessageController.register(
targetMessage.id,
targetMessage
);
await message.handleReaction(reaction);
this.remove(reaction);
} catch (error) {
window.log.error(
'Reactions.onReaction error:',
error && error.stack ? error.stack : error
);
}
},
}))();
})();