blob: d82b09827ff443a06468e535b2a4c3cbb33431a2 [file] [log] [blame]
/*jshint laxbreak:true */
(function (window) {
'use strict';
/**
* Sets up defaults for all the View methods such as a default template
*
* @constructor
*/
function View() {
this.defaultTemplate
= '<li data-id="{{id}}" class="{{completed}}">'
+ '<div class="view">'
+ '<input class="toggle" type="checkbox" {{checked}}>'
+ '<label>{{title}}</label>'
+ '<button class="destroy"></button>'
+ '</div>'
+ '</li>';
}
/**
* Creates an <li> HTML string and returns it for placement in your app.
*
* NOTE: In real life you should be using a templating engine such as Mustache
* or Handlebars, however, this is a vanilla JS example.
*
* @param {object} data The object containing keys you want to find in the
* template to replace.
* @returns {string} HTML String of an <li> element
*
* @example
* view.show({
* id: 1,
* title: "Hello World",
* completed: 0,
* });
*/
View.prototype.show = function (data) {
var i, l;
var view = '';
for (i = 0, l = data.length; i < l; i++) {
var template = this.defaultTemplate;
var completed = '';
var checked = '';
if (data[i].completed === 1) {
completed = 'completed';
checked = 'checked';
}
template = template.replace('{{id}}', data[i].id);
template = template.replace('{{title}}', data[i].title);
template = template.replace('{{completed}}', completed);
template = template.replace('{{checked}}', checked);
view = view + template;
}
return view;
};
/**
* Displays a counter of how many to dos are left to complete
*
* @param {number} activeTodos The number of active todos.
* @returns {string} String containing the count
*/
View.prototype.itemCounter = function (activeTodos) {
var plural = activeTodos === 1 ? '' : 's';
return '<strong>' + activeTodos + '</strong> item' + plural + ' left';
};
/**
* Updates the text within the "Clear completed" button
*
* @param {[type]} completedTodos The number of completed todos.
* @returns {string} String containing the count
*/
View.prototype.clearCompletedButton = function (completedTodos) {
if (completedTodos > 0) {
return 'Clear completed (' + completedTodos + ')';
} else {
return '';
}
};
// Export to window
window.app.View = View;
})(window);