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November 21, 2016 15:01
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Angular countdown timer function with callback
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| var _timerModule = angular.module("_timerModule", []); | |
| _timerModule.factory('timerModule', function() { | |
| return { | |
| startTimer: function(durationTimeInSeconds, callback) { | |
| var timer = durationTimeInSeconds, minutes, seconds; | |
| var timeInterval = setInterval(function () { | |
| /* | |
| * Thanks to http://stackoverflow.com/users/2126755/robbmj for the formatting of time and the idea of a datetime'less timer | |
| */ | |
| // formatting | |
| minutes = parseInt(timer / 60, 10); | |
| seconds = parseInt(timer % 60, 10); | |
| minutes = minutes < 10 ? "0" + minutes : minutes; | |
| seconds = seconds < 10 ? "0" + seconds : seconds; | |
| // log the count in console | |
| console.log(minutes + ":" + seconds); | |
| if (--timer < 0) { | |
| // turn off interval and calls the callback function | |
| clearInterval(timeInterval); | |
| callback(); | |
| } | |
| }, 1000); // run every 1000ms / 1 second | |
| } | |
| } | |
| }); |
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| <html ng-app="testApp"> | |
| <body> | |
| <script src="https://cdnjs.cloudflare.com/ajax/libs/angular.js/1.5.8/angular.min.js"></script> | |
| <script src="https://cdnjs.cloudflare.com/ajax/libs/angular.js/1.5.8/angular-route.min.js"></script> | |
| <script src="js/ng-app.js"></script> | |
| <script src="js/_timerModule.js"></script> | |
| <div ng-controller="MainCtrl" ng-cloak> | |
| <button ng-click="timer()"> | |
| click me | |
| </button> | |
| </div> | |
| </body> | |
| </html> |
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| 'use strict'; | |
| var app = angular.module('testApp',['_timerModule']); | |
| app.controller('MainCtrl', ['$scope', 'timerModule', function($scope, timeModule) { | |
| $scope.helloWorld = function(){ | |
| console.log("eyoo"); | |
| } | |
| $scope.timer = function(){ | |
| timerModule.startTimer(5 // timer duration | |
| ,$scope.helloWorld // callback function called when timer reaches 0 | |
| ); | |
| } | |
| }]); |
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