• 商品限货抢购小插件封装


    <!doctype html> 
    <html> 
    <head> 
    <meta charset="utf-8">
    <script src="http://libs.baidu.com/jquery/2.0.0/jquery.min.js"></script>
    <script src="angular.min.js" type="text/javascript" charset="utf-8"></script>
    </head> 
    <body ng-app='app' ng-controller='controller'> 
    <div id="CountMsg" class="HotDate" ng-repeat='x in testArray'> 
    	<h4>{{x.apperTime}}</h4>
    </div> 
    <script type="text/javascript">
    	var app=angular.module('app',[]);
    	app.service('get_Rtime',function(){
    					this.getTime=function(overTime){      //overtime为截至时间,时间格式:2017-08-15 23:23:23
    						var obj=new Object();
    						var EndTime= new Date(overTime);
    						var NowTime = new Date(); 
    						var t =EndTime.getTime() - NowTime.getTime();
    						obj.timeStatue=t >= 0 ? 1:0;            //当时间截至时间与开始时间戳相减为正则返回1,为负返回0,用来判断是否开抢。当为0是开抢,则在判断里做开抢样式和开抢行为的实现。
    						var d=Math.floor(Math.abs(t)/1000/60/60/24); 
    						var h=Math.floor(Math.abs(t)/1000/60/60%24); 
    						var m=Math.floor(Math.abs(t)/1000/60%60); 
    						var s=Math.floor(Math.abs(t)/1000%60);
    						obj.relTime=d + " 天 "+h + " 时 "+m + " 分 "+s + " 秒 ";
    						return obj;
    					};
    					this.format = function(shijianchuo){   //时间戳转为 时间格式 2017-09-10 23:23:23
    						var time = new Date(shijianchuo);
    						var y = time.getFullYear();
    						var m = time.getMonth()+1;
    						var d = time.getDate();
    						var h = time.getHours();
    						var mm = time.getMinutes();
    						var s = time.getSeconds();
    						function add0(m){return m<10?'0'+m:m ;}
    						return y+'-'+add0(m)+'-'+add0(d)+' '+add0(h)+':'+add0(mm)+':'+add0(s);
    					};
    				})
    	app.controller('controller',function(get_Rtime,$scope){	
    		$scope.testArray=[{overTime:'2017-8-8 23:34'},{overTime:'2017-8-20 23:35'}];
    		$scope.testArray.forEach(function(value,index){
    			$scope.testArray[index].setInter=setInterval(function(){
    				$scope.$apply(function(){
    					if(get_Rtime.getTime($scope.testArray[index].overTime).timeStatue == 1){  //判断是否开抢,开抢则显示已经开抢多长时间。
    						$scope.testArray[index].apperTime='距抢购:' + get_Rtime.getTime($scope.testArray[index].overTime).relTime;
    					}else{
    						$scope.testArray[index].apperTime='已开抢:' + get_Rtime.getTime($scope.testArray[index].overTime).relTime;
    					}
    				});
    			},1000);  //定时1s,虽然执行代码有时间误差,但用户不可能一直停留在这个页面,所造成的误差并不是很大。
    		});
    		
    	});
     
    </script> 
    </body> 
    </html>
    

      

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  • 原文地址:https://www.cnblogs.com/changyaoself/p/7382907.html
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