session-desktop/js/views/whisper_view.js

/* 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.View = Backbone.View.extend({
        constructor: function() {
            Backbone.View.apply(this, arguments);
            Mustache.parse(_.result(this, 'template'));
        },
        render_attributes: function() {
            return _.result(this.model, 'attributes', {});
        },
        render_partials: function() {
            return Whisper.View.Templates;
        },
        template: function() {
            if (this.templateName) {
                return Whisper.View.Templates[this.templateName];
            }
            return '';
        },
        render: function() {
            var attrs = _.result(this, 'render_attributes', {});
            var template = _.result(this, 'template', '');
            var partials = _.result(this, 'render_partials', '');
            this.$el.html(Mustache.render(template, attrs, partials));
            return this;
        },
        confirm: function(message) {
            return new Promise(function(resolve, reject) {
                var dialog = new Whisper.ConfirmationDialogView({
                    message: message,
                    resolve: resolve,
                    reject: reject
                });
                this.$el.append(dialog.el);
            }.bind(this));
        }
    },{
        // Class attributes
        Templates: (function() {
            var templates = {};
            $('script[type="text/x-tmpl-mustache"]').each(function(i, el) {
                var $el = $(el);
                var id = $el.attr('id');
                templates[id] = $el.html();
            });
            return templates;
        }())
    });
})();