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app.js
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(function () {
'use strict';
angular.module('ShoppingListDirectiveApp', [])
.controller('ShoppingListController', ShoppingListController)
.factory('ShoppingListFactory', ShoppingListFactory)
.directive('shoppingList', ShoppingListDirective);
function ShoppingListDirective() {
var ddo = {
templateUrl: 'shoppingList.html',
scope: {
items: '<',
myTitle: '@title',
onRemove: '&'
},
controller: ShoppingListDirectiveController,
controllerAs: 'list',
bindToController: true,
link: ShoppingListDirectiveLink,
transclude: true
};
return ddo;
}
function ShoppingListDirectiveLink(scope, element, attrs, controller){
console.log("Link scope is: ", scope);
console.log("Link element is: ", element);
console.log("Link controller is: ", controller);
scope.$watch('list.cookiesInList()', function(newValue, oldValue){
console.log("Old value: ", oldValue);
console.log("New value: ", newValue);
if(newValue === true){
displayCookieWarning();
}else{
removeCookieWarning();
}
});
function displayCookieWarning(){
// Using Angular jqLite
// var warningElem = element.find('div');
// warningElem.css('display', 'block');
// If jQuery included before Angular
var warningElem = element.find('div.error');
warningElem.slideDown(900);
}
function removeCookieWarning(){
// Using Angular jqLite
// var warningElem = element.find('div');
// warningElem.css('display', 'none');
// If jQuery included before Angular
var warningElem = element.find('div.error');
warningElem.slideUp(900);
}
}
function ShoppingListDirectiveController() {
var list = this;
list.cookiesInList = function () {
for (var i = 0; i < list.items.length; i++) {
var name = list.items[i].name;
if (name.toLowerCase().indexOf("cookie") !== -1) {
return true;
}
}
return false;
};
}
ShoppingListController.$inject = ['ShoppingListFactory'];
function ShoppingListController(ShoppingListFactory) {
var list = this;
// Use factory to create new shopping list service
var shoppingList = ShoppingListFactory();
list.items = shoppingList.getItems();
var origTitle = "Shopping List #1";
list.title = origTitle + " (" + list.items.length + " items )";
list.itemName = "";
list.itemQuantity = "";
list.warning = 'COOKIES DETECTED!';
list.addItem = function () {
shoppingList.addItem(list.itemName, list.itemQuantity);
list.title = origTitle + " (" + list.items.length + " items )";
};
list.removeItem = function (itemIndex) {
console.log("'this' is: ", this);
this.lastRemoved = "Last item removed was " + this.items[itemIndex].name;
shoppingList.removeItem(itemIndex);
this.title = origTitle + " (" + list.items.length + " items )";
};
}
// If not specified, maxItems assumed unlimited
function ShoppingListService(maxItems) {
var service = this;
// List of shopping items
var items = [];
service.addItem = function (itemName, quantity) {
if ((maxItems === undefined) ||
(maxItems !== undefined) && (items.length < maxItems)) {
var item = {
name: itemName,
quantity: quantity
};
items.push(item);
}
else {
throw new Error("Max items (" + maxItems + ") reached.");
}
};
service.removeItem = function (itemIndex) {
items.splice(itemIndex, 1);
};
service.getItems = function () {
return items;
};
}
function ShoppingListFactory() {
var factory = function (maxItems) {
return new ShoppingListService(maxItems);
};
return factory;
}
})();