lmd/examples/demos/emberjs_lmd/js/controllers/todos_controller.js

LMD: Lazy Module Declaration

var Ember = require('ember');

module.exports = Ember.ArrayController.extend({
    actions: {
        createTodo: function () {
            var title, todo;

            // Get the todo title set by the "New Todo" text field
            title = this.get('newTitle').trim();
            if (!title) {
                return;
            }

            // Create the new Todo model
            todo = this.store.createRecord('todo', {
                title: title,
                isCompleted: false
            });
            todo.save();

            // Clear the "New Todo" text field
            this.set('newTitle', '');
        },

        clearCompleted: function () {
            var completed = this.get('completed');
            completed.invoke('deleteRecord');
            completed.invoke('save');
        }
    },

    /* properties */

    remaining: Ember.computed.filterBy('content', 'isCompleted', false),
    completed: Ember.computed.filterBy('content', 'isCompleted', true),

    allAreDone: function (key, value) {
        if (value !== undefined) {
            this.setEach('isCompleted', value);
            return value;
        } else {
            var length = this.get('length');
            var completedLength = this.get('completed.length');

            return length > 0 && length === completedLength;
        }
    }.property('length', 'completed.length')
});