signal-desktop/js/views/conversation_view.js
lilia d470b0eb53 Less jquery, more templating in conversation view
`if (foo) then jquery-dom-insert...` is a poor pattern to follow.
Instead, let mustache do the work.
2015-01-15 22:34:52 -10:00

93 lines
3.2 KiB
JavaScript

/* vim: ts=4:sw=4:expandtab
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
(function () {
'use strict';
window.Whisper = window.Whisper || {};
Whisper.ConversationView = Backbone.View.extend({
className: function() {
return [ 'conversation', this.model.get('type') ].join(' ');
},
initialize: function() {
this.listenTo(this.model, 'destroy', this.stopListening); // auto update
this.template = $('#conversation').html();
Mustache.parse(this.template);
this.$el.html(Mustache.render(this.template,
{ group: this.model.get('type') === 'group' }
));
this.fileInput = new Whisper.FileInputView({
el: this.$el.find('.attachments')
});
this.view = new Whisper.MessageListView({
collection: this.model.messageCollection
});
this.$el.find('.discussion-container').append(this.view.el);
this.model.fetchMessages({reset: true});
},
events: {
'submit .send': 'sendMessage',
'close': 'remove',
'click .destroy': 'destroyMessages',
'click .new-group-update': 'newGroupUpdate'
},
newGroupUpdate: function() {
if (!this.newGroupUpdateView) {
this.newGroupUpdateView = new Whisper.NewGroupUpdateView({
model: this.model
});
} else {
this.newGroupUpdateView.delegateEvents();
}
this.newGroupUpdateView.render().$el.insertBefore(this.view.el);
},
destroyMessages: function(e) {
if (confirm("Permanently delete this conversation?")) {
this.model.destroyMessages();
this.model.collection.remove(this.model);
this.remove();
this.model.trigger('destroy');
}
},
sendMessage: function(e) {
e.preventDefault();
var input = this.$el.find('.send input');
var message = input.val();
var convo = this.model;
if (message.length > 0 || this.fileInput.hasFiles()) {
this.fileInput.getFiles().then(function(attachments) {
convo.sendMessage(message, attachments);
});
input.val("");
}
},
render: function() {
this.delegateEvents();
this.view.delegateEvents();
this.view.scrollToBottom();
return this;
}
});
})();