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vue购物车插件编写代码

时间：2020-11-27 来源：智榕旅游

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>

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