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

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>

以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持我们。