使用vue2.0实现购物车商品结算功能代码

我会带着你远行 2021-12-17 01:21 232阅读 0赞

<template>
      <div class="shop">
        
        <div class="shoping"></div>
        
        <div class="wrapper">
            <div id="app" class="container">
    		<h2 class="title">购物车</h2>
    		<table class="tab" width="100%" border="0" cellspacing="0" cellpadding="0">
    			<thead>
    				<tr>
    					<th colspan="2">商品信息</th>
    					<th style="width: 14%;">商品金额</th>
    					<th style="width: 14%;">商品数量</th>
    					<th style="width: 14%;">总金额</th>
    					<th>编辑</th>
    				</tr>
    			</thead>
    			<tbody>
    				<tr v-for="(item,index) in productList" :key='index'>
    					<td style="width: 5%;"><input type="checkbox" :checked="item.check" @click="checkBox(item)"/></td>
    					<td class="goods">
    						<img :src="item.productImage" class="goods-left"/>
    						<div class="goods-right">
    							<p>{
       {item.productName}}</p>
    							<p class="tip">赠送：<span style="margin-right: 5px;" v-for="(part,index) in item.parts" v-text="part.partsName" :key='index'></span></p>
    						</div>
    					</td>
    					<td>{
       {item.productPrice | formatMoney}}</td>
    					<td class="num">
    						<a href="javascript:;" @click="changeMoney(item,-1)">-</a>  
    						<input type="text" v-model="item.productQuentity" disabled />  
    						<a href="javascript:;" @click="changeMoney(item,1)">+</a>
    					</td>
    					<td class="redcolor">{
       {item.productPrice*item.productQuentity | formatMoney}}</td>
    					<td class="del" @click="del(item);">删除</td>
    				</tr>
    			</tbody>
    			<tfoot>
    				<tr class="footer">
    					<td><input type="checkbox" :checked="checkAllFlag" @click="checkAll"/></td>
    					<td>
    						<span class="redcolor">全选</span>  
    					</td>
    					<td colspan="4">
    						总计：<span>{
       {totalMoney | formatMoney}}</span>元
    						<button type="button" class="btn">结账</button>
    					</td>
    				</tr>
    			</tfoot>
    		</table>
    	</div>
    
    
        </div>
         
        
      </div>
    </template>
    
    <script>
    //引入文件
    export default {
      components: {},
      data() {
        return {
            totalMoney:0,
    		productList:[],
    		checkAllFlag:false
        };
      },
      filters:{
    		formatMoney: function (value) {
    			return "￥ "+value.toFixed(2);
    		}
    	},
     mounted:function(){
    		this.cartView();
    	},
    	methods:{
    		cartView:function () {
    			var _this=this;
    			//获取商品数据信息---请求数据
                _this.productList=require('../../../mock/cartData.json').result.list;
    		},
    		//点击增加或减少商品数量按钮后修改对应金额
    		changeMoney:function (product,way) {
    			if (way>0) {
    				product.productQuentity++;
    			}else{
    				product.productQuentity--;
    				if (product.productQuentity<1) {
    					product.productQuentity=1;
    				}
    			}
    			this.getTotalMoney();
    		},
    		//单选框设置
    		checkBox:function (item){
    			var _this=this;
    			var num=0;
    			if (typeof item.check == "undefined") {
    				this.$set(item,"check",true);
    			}else{
    				item.check = !item.check;
    			}
    			this.productList.forEach(function (item,value) {
    				if (item.check) {
    					num++;
    				}
    			})
    			if (num==_this.productList.length) {
    				this.checkAllFlag=true;
    			}else{
    				this.checkAllFlag=false;
    			}
    			this.getTotalMoney();
    		},
    		//全选按钮设置
    		checkAll:function (){
    			var _this=this;
    			this.checkAllFlag = !this.checkAllFlag;
    			this.productList.forEach(function(item,index){
    				if (typeof item.check == "undefined") {
    					_this.$set(item,"check",_this.checkAllFlag);
    				}else{
    					item.check = _this.checkAllFlag;
    				}
    			})
    			this.getTotalMoney();
    		},
    		//总金额设置
    		getTotalMoney:function () {
    			var _this=this;
    			this.totalMoney = 0;
    			this.productList.forEach(function (item,index) {
    				if (item.check) {
    					_this.totalMoney += item.productQuentity*item.productPrice;
    				}
    			})
    		},
    		//删除商品
    		del: function (item) {
    			var index=this.productList.indexOf(item);
    			this.productList.splice(index,1);
    			this.getTotalMoney();
    		}
    	}
    };
    </script>
    <style scoped>
    .shoping {
      margin: 20px auto;
      height: 200px;
      background: pink;
    }
    .shop {
      width: 1200px;
      margin: 0 auto;
    }
    .container{
    	padding: 20px;
    }
    .redcolor{
    	color: red;
    }
    .title{
    	text-align: center;
    	position: relative;
    	font-weight: normal;
    	margin-bottom: 30px;
    	color: #666;
    }
    .title:after,.title:before{
    	content: '';
    	position: absolute;
    	top: 50%;
    	width: 45%;
    	background: #999;
    	height: 1px;
    }
    .title:before{
    	left: 0;
    }
    .title:after{
    	right: 0;
    }
    .tab thead{
    	background-color: #999;
    	color: #fff;
    }
    .tab thead th{
    	padding: 10px 0;
    	font-weight: normal;
    }
    .tab td{
    	text-align: center;
    	padding: 10px 0;
    }
    .goods{
    	width: 40%;
    	position: relative;
    }
    .goods-left{
    	width: 20%;
    	float: left;
    }
    .goods-right {
    	width: 78%;
    	float: right;
    	text-align: left;
    }
    .goods-right .tip{
    	color: #999;
    	font-size: 12px;
    }
    .num input{
    	width: 50px;
    	text-align: center;
    }
    .num a{
    	color: #333;
    	text-decoration: none;
    }
    .del{
    	cursor: pointer;
    }
    .tip{
        margin-top: 10px;
    }
    .footer td{
    	border-top: 1px solid #ddd;
    }
    .footer td:nth-child(2){
    	text-align: left;
    }
    .footer td:nth-child(3){
    	text-align: right;
    }
    .footer .btn{
    	background-color: red;
    	color: #fff;
    	padding: 10px 40px;
    	margin-left: 20px;
    	border: 0;
    }
    
    
    
    </style>