app.js

var _ = require('underscore');

Kumo.AppsAppController = Ember.ObjectController.extend({
	branches: null,
	_refreshContainer: null,
	_active: false,

	init: function () {
		var self = this;

		this._super();

		Kumo.PollManager.addPoller('app.branches', 10, function () {
			self._refreshBranches();
		});
	},

	_refreshBranches: function () {
		var self = this;

		ORM.factory('branch').where('repositoryId').isEqual(self.get('repositoryId')).findAll().then(function (branches) {
			var toAdd = [], toRemove = [];

			_.each(self.get('branches'), function (branch) {
				var has = false;

				for (var i = branches.length - 1; i >= 0; i--) {
					if (branches[i].get('id') === branch.get('id')) {
						has = true;
						break;
					}
				}

				if ( ! has) 
					toRemove.push(branch);
			});

			_.each(branches, function (branch) {
				var has = false;

				for (var i = self.get('branches').length - 1; i >= 0; i--) {
					if (self.get('branches')[i].get('id') === branch.get('id')) {
						has = true;
						self.get('branches')[i].reload();
						break;
					}
				}

				if ( ! has) 
					toAdd.push(branch);
			});

			self.get('branches').removeObjects(toRemove);
			self.get('branches').pushObjects(toAdd);
		});
	}
});