vue购物车插件编写代码

本文实例为大家分享了vue购物车插件的具体代码,供大家参考,具体内容如下

先上效果图

vue购物车插件编写代码

下面相关代码:

<!DOCTYPE html>
<html>
<head>
<meta charset=\"utf-8\">
<title>Hello MUI</title>
<meta name=\"viewport\" content=\"width=device-width, initial-scale=1,maximum-scale=1,user-scalable=no\">
<meta name=\"apple-mobile-web-app-capable\" content=\"yes\">
<meta name=\"apple-mobile-web-app-status-bar-style\" content=\"black\">


<link rel=\"stylesheet\" href=\"../../css/mui.min.css\">
<link rel=\"stylesheet\" href=\"../../css/app.css\">
<style>
.mui-content>.mui-table-view:first-child{
margin-top: 0.133333rem;
}
.mui-bar-nav~.mui-content{
padding-top: 1.173333rem;
}
.mui-content{
padding-bottom: 1.173333rem;
}
input[type=checkbox] {
 width: 0.426666rem;
 height: 0.426666rem;
 border: 0;
 outline: 0!important;
 background-color: transparent;
 -webkit-appearance: none;
}
input[type=checkbox]:before {
 content: \'\\e411\';
}
input[type=checkbox]:checked:before {
 content: \'\\e441\';
}
input[type=checkbox]:before {
 font-family: Muiicons;
 font-size: 0.426666rem;
 font-weight: 400;
 line-height: 1;
 text-decoration: none;
 color: #81d8d0;
 border-radius: 0;
 background: 0 0;
 -webkit-font-smoothing: antialiased;
}
input[type=checkbox]:checked:before {
 color: #81d8d0;
}

.allinput[type=checkbox] {
 width: 0.426666rem;
 height: 0.426666rem;
 border: 0;
 outline: 0!important;
 background-color: transparent;
 -webkit-appearance: none;
}
.allinput[type=checkbox]:before {
 content: \'\\e411\';
}
.allinput[type=checkbox]:checked:before {
 content: \'\\e441\';
}
.allinput[type=checkbox]:before {
 font-family: Muiicons;
 font-size: 0.426666rem;
 font-weight: 400;
 line-height: 1;
 text-decoration: none;
 color: #fff;
 border-radius: 0;
 background: 0 0;
 -webkit-font-smoothing: antialiased;
}
.allinput[type=checkbox]:checked:before {
 color: #fff;
}
.popover_detail_numbtn .mui-numbox{
float: right;
border-radius: 0;
padding: 0 0.56rem;
height: 0.586666rem;
width:2rem;
}
.mui-numbox [class*=btn-numbox], .mui-numbox [class*=numbox-btn] {
 font-size: 0.4rem;
 line-height: 0.56rem;
 width: 0.56rem;
 height: 0.56rem;
 color: #707070;
 background-color: #fff;
}
.shop_input_num[type=number]{
font-size: 0.266666rem;
line-height: 0.56rem;
top: 0;
}
</style>
</head>


<body id=\"app\" v-cloak>
<header class=\"mui-bar mui-bar-nav\">
<a class=\"mui-action-back mui-pull-left mui_return_back\"></a>
<h1 class=\"mui-title\">购物车</h1>
</header>

<div class=\"mui-content\">
<div class=\"mui_shopcar_list_box\" v-for=\"data in items\">
<div class=\"mui_order_item_title\">
<div class=\"mui_adress_radio\">
<input type=\"checkbox\" v-model=\"data.shopselected\" v-on:click=\"checkShop($index)\">
</div>
 <a href=\"javascript:;\" class=\"look_shop\" v-on:click=\"LookShop(data.id)\">
 {{data.shopname}} <img class=\"order_link\" src=\"../../images/icon/order_link.png\"/>
 </a>
 </div>
<ul class=\"mui-table-view mui-table-view-chevron mui_shopcar_list\">
<li class=\"mui_shopcar_item\" v-for=\"item in data.listgoods\">
<div class=\"mui_adress_radio\">
<input type=\"checkbox\" v-model=\"item.selected\" v-on:click=\"checkGoods($parent.$index,$index)\">
</div>
<div class=\"mui_shopcar_img\" v-on:click=\"LookGoods(item.id)\">
<img src=\"../../images/423.jpg\"/>
</div>
<div class=\"mui_shopcar_media\">
<div class=\"mui_shopcar_title\">
<p class=\"mui_shopcar_name\">{{ item.name }}</p>
<span class=\"mui_shopcar_del\" v-on:click=\"remove($parent.$index,$index)\">
<a><img src=\"../../images/icon/19.png\" alt=\"\" /></a>
</span>
</div>
<p class=\"mui_shopcar_unit\">单位:升</p>
<div class=\"mui_shopcar_pro\">
<p class=\"mui_shopcar_price\">{{item.price|currency \'¥\' 2}}</p>
<div class=\"popover_detail_numbtn\">
<div class=\"mui-numbox\" data-numbox-min=\'1\' data-numbox-max=\'9\'>
<button class=\"mui-btn mui-btn-numbox-minus\" type=\"button\" v-on:click.native=\"reduce($parent.$index,$index)\">-</button>
<input class=\"mui-input-numbox shop_input_num\" type=\"number\" disabled value=\"{{item.count}}\"/>
<button class=\"mui-btn mui-btn-numbox-plus\" type=\"button\" v-on:click.native=\"add($parent.$index,$index)\">+</button>
</div>
</div>
</div>
</div>
</li>
<!--<li class=\"mui_shopcar_item\">
<div class=\"mui_adress_radio\">
<input name=\"address\" type=\"checkbox\">
</div>
<div class=\"mui_shopcar_img\">
<img src=\"../../images/423.jpg\"/>
</div>
<div class=\"mui_shopcar_media\">
<div class=\"mui_shopcar_title\">
<p class=\"mui_shopcar_name\">内蒙古原产牛奶</p>
<span class=\"mui_shopcar_del\">
<img src=\"../../images/icon/19.png\" alt=\"\" />
</span>
</div>
<p class=\"mui_shopcar_unit\">单位:升</p>
<div class=\"mui_shopcar_pro\">
<p class=\"mui_shopcar_price\">¥ 50.00</p>
<div class=\"popover_detail_numbtn\">
<div class=\"mui-numbox\" data-numbox-min=\'1\' data-numbox-max=\'9\'>
<button class=\"mui-btn mui-btn-numbox-minus\" type=\"button\">-</button>
<input id=\"test\" class=\"mui-input-numbox\" type=\"number\" value=\"5\" />
<button class=\"mui-btn mui-btn-numbox-plus\" type=\"button\">+</button>
</div>
</div>
</div>
</div>
</li>-->
</ul>
</div>

</div>

<div class=\"mui_shopcar_bar\">
<div class=\"mui_adress_radio\">
<input type=\"checkbox\" class=\"allinput\" v-model=\"selectAll\">
全选
</div>
<div class=\"mui_shopcar_sumbtn\">
<p class=\"mui_shopcar_sum\">合计:{{ total|currency \'¥\' 2}}</p>
<button id=\"order_true\" type=\"button\" v-on:click.native=\"Submit()\">结算</button>
</div>
</div>
<script type=\"text/javascript\" src=\"../../js/app.js\" ></script>
<script src=\"../../js/mui.min.js\"></script>
<script src=\"../../js/vue.min.js\"></script>
<script src=\"../../js/jquery-1.8.3.min.js\" ></script>
<script>

mui.init();//初始化
mui.plusReady(function(){})
var vm = new Vue({
  el: \"#app\",
  data: {
   OrderTotal:0,//用来保存商品总价
   items: [//加入购物车商品
    {
     id:1,
     shopname:\'内蒙古原产牛奶\',
     shopselected:false,
     listgoods:[
      {
       id:101,
       name: \'奶片\',
       price:1.3,
       count:2,
       selected:false
      },
      {
       id:102,
       name: \'小辣椒\',
       price:100,
       count:1,
       selected:false 
      },
      {
       id:103,
       name: \'小辣椒22222\',
       price:100,
       count:1,
       selected:false 
      }
     ]
    },
    {
     id:2,
     shopname:\'云端电子\',
     shopselected:false,
     listgoods:[
      {
       id:201,
       name: \'三星\',
       price:4000,
       count:2,
       selected:false 
      },
      {
       id:202,
       name: \'华为1\',
       price:100,
       count:1,
       selected:false 
      },
      {
       id:203,
       name: \'华为2\',
       price:100,
       count:1,
       selected:false 
      },
      {
       id:204,
       name: \'华为3\',
       price:100,
       count:1,
       selected:false 
      }
     ]
    },
    {
     id:3,
     shopname:\'小米官方商店\',
     shopselected:false,
     listgoods:[
      {
       id:301,
       name: \'小米4\',
       price:1.3,
       count:2,
       selected:false 
      }
     ]
    }
   ]
  },
  //computed相当于属性的一个实时计算,如果实时计算里关联了对象,那么当对象的某个值改变的时候,同事会出发实时计算。
  computed: {
   selectAll:{
    //动态判断全选按钮是否选中(根据 选中的商店数量==items数组长度)
    get:function(){
     return this.items.filter(function(item){
      return item.shopselected == true;
     }).length == this.items.length;
    },
    //设置全选
    set:function(val){
     this.items.forEach(function(item){//遍历所有商店
      item.shopselected = val;//所有商店选中
      item.listgoods.forEach(function(list){//遍历所有商品
       list.selected = val;//所有商品选中
      })
     });
    }
   },
   num:function(){
    var num = 0;
    this.items.forEach(function(item){//遍历商家数组
     item.listgoods.filter(function(a){//遍历商品数组
      return a.selected//选择选中的商品
     }).map(function(a){
      return a.count//计算商品数量*商品单价
     }).forEach(function(a){
      num += a;
     });
    })
    return num;//返回总价
   },
   //计算总价
   total:function(){
    var total = 0;
    this.items.forEach(function(item){//遍历商家数组
     item.listgoods.filter(function(a){//遍历商品数组
      return a.selected//选择选中的商品
     }).map(function(a){
      return a.count*a.price//计算商品数量*商品单价
     }).forEach(function(a){
      total += a;
     });
    })
    this.OrderTotal = total;//更新商品总价
    return total;//返回总价
   }
  },
  methods:{
   //点击商店选中所有商品
   checkShop:function(pID){
    var self = this.items[pID];
    if(self.shopselected != true){
     self.listgoods.forEach(function(list){
      list.selected = true;
     })
    }else{
     self.listgoods.forEach(function(list){
      list.selected = false;
     })
    } 
   },
   //选择某商品 判断商店是否全选
   checkGoods:function(pID,id){
    var self = this.items[pID];//点击单选框的父节点
    if(self.listgoods[id].selected){//判断当选框是否备选中
    
self.listgoods.filter(function(item){
     return item.selected == true;
    }).length-1 == self.listgoods.length ? self.shopselected = true : self.shopselected = false;
    }else{
    
self.listgoods.filter(function(item){
     return item.selected == true;
    }).length+1 == self.listgoods.length ? self.shopselected = true : self.shopselected = false;
    }
   },
   //增加商品数量 最多购买100件
   add:function (parentID,ID) {//parentID是商家id,ID是商品id
    var self = this.items[parentID].listgoods[ID];
    if(self.count >100){
     return false;
    }
    self.count++;
   },
   //减少商品数量 最少买一件
   reduce:function(parentID,ID){//parentID是商家id,ID是商品id
    var self = this.items[parentID].listgoods[ID];
    if(self.count <= 1){
     return false
    }
    self.count--;
   },
   //移除商品函数
   remove:function(parentID,ID){//parentID是商家id,ID是商品id
    var self = this.items[parentID];
    self.listgoods.length == 1 ? this.items.splice(parentID, 1) : self.listgoods.splice(ID, 1);//如果删除最后一个商品,则商家一并删除
   },
   
   //结算函数
   Submit:function(){
    //获取选中的商家及相应的商品
    var TotalPrice = this.OrderTotal;//存放要支付的总价
    var OrderArry = [];//存放选中的商品数组
    this.items.forEach(function(item){//遍历商家数组
if(item.shopselected){//如果商家备选中则其下商品均被选中,直接添加数组
return OrderArry.push(item)
}else{//如果商家没有选中,继续遍历旗下商品是否备选中

var arry = {//设置临时数组,来保存没有选中商店的数据
\'id\' : item.id,//商店id
     \'shopname\' : item.shopname,//商店名字
     \'shopselected\' : item.shopselected,//商店是否备选中
     \'listgoods\' : []//商店旗下的商品数组
};
item.listgoods.filter(function(list){//遍历商店旗下的商品数组
      return list.selected//过滤所有选中的商品
     }).map(function(a){
     
return arry.listgoods.push(a)//将选中的商品添加到数组中
     });
     if(arry.listgoods.length > 0){//如果有商品选中在添加到数组
     
OrderArry.push(arry)
     }
}
    });
    console.log(OrderArry)//打印选中的商品数组
    console.log(TotalPrice)//打印总价
    
//结算跳转页面
 //打开确认订单
 mui.openWindow({
 url: \'order_true.html\', 
 id:\'order_true.html\',
 extras:{//自定义扩展参数,可以用来处理页面间传值
 \'BuyMethod\' : \'ShoppingCartSettlement\',//结算方式
  \'ItemList\' : OrderArry,//选择的商品数组
  \'TotalPrice\' : TotalPrice//要支付的总价
 },
 waiting:{
  autoShow:true,//自动显示等待框,默认为true
  title:\'正在加载...\'//等待对话框上显示的提示内容
 }
 });
   },
   
   //查看商家
   LookShop:function(id){
   mui.openWindow({
 url: \'../SellerHome/seller_index.html\', 
 id:\'../SellerHome/seller_index.html\',
 extras:{
  //自定义扩展参数,可以用来处理页面间传值
 },
 waiting:{
  autoShow:true,//自动显示等待框,默认为true
  //title:\'正在加载...\'//等待对话框上显示的提示内容
 }
 });
   },
   //查看商品
   LookGoods:function(id){
   mui.openWindow({
 url: \'../Selected/selected_list_details.html\', 
 id:\'../Selected/selected_list_details.html\',
 extras:{
  //自定义扩展参数,可以用来处理页面间传值
 },
 waiting:{
  autoShow:false,//自动显示等待框,默认为true
  //title:\'正在加载...\'//等待对话框上显示的提示内容
 }
 });
   },
  }
  });
</script>
</body>


</html>

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