1. Services in AngularJS Telerik Software Academy http://academy.telerik.com

2. Table of Contents What is a service Why using services Custom services Built-in services

3. What Is a Service

4. In Angular service is A worker object Easier use of different aspects of the app Over-the-Wire or not Often stateless

5. Why Using Services

6. Services are: Reusable "SOLID" Dependency Injection Testable

7. Custom Services

8. Three types Factory – the returned value Service – returns instance of the function Provider – can be configured module.service('serviceName', function (args) { // implement service }); module.provider('providerName', function (args) { // implement service });

9. Custom Services Inject it in a controller module.factory('serviceName', function (services){ // implement service }); myApp.controller('Ctrl', function Ctrl($scope, serviceName) { // use service } );

10. Built-in Services

11. $http – AJAX request $resource – AJAX with restfull services $q – Promise library $anchorScroll – Scrolls to element $cacheFactory – cache service (key-value pair) $compile – compiles element with directives $parse – parses expressions $locale – localization of dates, numbers $timeout – timeout with compiling $exceptionHandler – handling exceptions $filter – access to filter functions $cookieStore – cookie sessions usage

12. Built-in Services Other Built-in Services $interpolate – modifies the {{ template $log – logs into the console $rootScope – the "base" scope (avoid using it) $window – the window $document – the document DOM element $rootElement – the root of the app $route – for routes $routeParams – retrieve route parameters $location – parses the URL $httpBackend – fake HTTP (for testing) $controller – instantiates controllers

13. 13 Summary Angular services Custom services Built-in services

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