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Cable-Desktop/js/conversation_controller.js

110 строки
3,5 КиБ
JavaScript

/*global $, Whisper, Backbone, textsecure, extension*/
/*
* vim: ts=4:sw=4:expandtab
*/
// This script should only be included in background.html
(function () {
'use strict';
window.Whisper = window.Whisper || {};
var conversations = new Whisper.ConversationCollection();
var inboxCollection = new (Backbone.Collection.extend({
initialize: function() {
this.on('change:timestamp change:name change:number', this.sort);
this.listenTo(conversations, 'add change:active_at', this.addActive);
this.on('add remove change:unreadCount',
_.debounce(this.updateUnreadCount.bind(this), 1000)
);
},
comparator: function(m1, m2) {
var timestamp1 = m1.get('timestamp');
var timestamp2 = m2.get('timestamp');
if (timestamp1 && timestamp2) {
return timestamp2 - timestamp1;
}
if (timestamp1) {
return -1;
}
if (timestamp2) {
return 1;
}
var title1 = m1.getTitle().toLowerCase();
var title2 = m2.getTitle().toLowerCase();
if (title1 === title2) {
return 0;
}
if (title1 < title2) {
return -1;
}
if (title1 > title2) {
return 1;
}
},
addActive: function(model) {
if (model.get('active_at')) {
this.add(model);
} else {
this.remove(model);
}
},
updateUnreadCount: function() {
var newUnreadCount = _.reduce(
this.map(function(m) { return m.get('unreadCount'); }),
function(item, memo) {
return item + memo;
},
0
);
storage.put("unreadCount", newUnreadCount);
setUnreadCount(newUnreadCount);
if (newUnreadCount === 0) {
window.clearAttention();
}
}
}))();
window.getInboxCollection = function() {
return inboxCollection;
};
window.ConversationController = {
get: function(id) {
return conversations.get(id);
},
add: function(attrs) {
return conversations.add(attrs, {merge: true});
},
create: function(attrs) {
if (typeof attrs !== 'object') {
throw new Error('ConversationController.create requires an object, got', attrs);
}
var conversation = conversations.add(attrs, {merge: true});
return conversation;
},
findOrCreatePrivateById: function(id) {
var conversation = conversations.add({ id: id, type: 'private' });
return new Promise(function(resolve, reject) {
conversation.fetch().then(function() {
resolve(conversation);
}).fail(function() {
var saved = conversation.save(); // false or indexedDBRequest
if (saved) {
saved.then(function() {
resolve(conversation);
}).fail(reject);
} else {
reject();
}
});
});
},
updateInbox: function() {
return conversations.fetchActive();
}
};
})();