<template>
<div>
<div class="shopcart">
<div class="content">
<div class="content-left" @click="toggleShow">
<div class="logo-wrapper">
<div class="logo" :class="{highlight: totalCount}">
<i class="iconfont icon-shopping_cart" :class="{highlight: totalCount}"></i>
</div>
<div class="num" v-if="totalCount">{{totalCount}}</div>
</div>
<div class="price" :class="{highlight: totalCount}">¥{{totalPrice}}</div>
<div class="desc">另需配送费¥{{info.deliveryPrice}}元</div>
</div>
<div class="content-right">
<div class="pay" :class="payClass">
{{payText}}
</div>
</div>
</div>
<!-- 购物车列表 -->
<transition name="move">
<div class="shopcart-list" v-show="listShow">
<div class="list-header">
<h1 class="title">购物车</h1>
<span class="empty" @click="clearCart">清空</span>
</div>
<div class="list-content">
<ul>
<li class="food" v-for="(food, index) in cartFoods" :key="index">
<span class="name">{{food.name}}</span>
<div class="price"><span>¥{{food.price}}</span></div>
<div class="cartcontrol-wrapper">
<CartControl :food="food"/>
</div>
</li>
</ul>
</div>
</div>
</transition>
</div>
<!-- 蒙层 -->
<transition name="fade">
<div class="list-mask" v-show="listShow" @click="toggleShow"></div>
</transition>
</div>
</template>
<script>
import { MessageBox } from 'mint-ui'
import BScroll from 'better-scroll'
import {mapState, mapGetters} from 'vuex'
import CartControl from '../CartControl/CartControl.vue'
export default {
data () {
return {
isShow: false
}
},
computed: {
...mapState(['cartFoods', 'info']),
...mapGetters(['totalCount', 'totalPrice']),
payClass () {
const {totalPrice} = this
const {minPrice} = this.info
return totalPrice>=minPrice ? 'enough' : 'not-enough'
},
payText () {
const {totalPrice} = this
const {minPrice} = this.info
if(totalPrice===0) {
return `¥${minPrice}元起送`
} else if(totalPrice<minPrice) {
return `还差¥${minPrice-totalPrice}元起送`
} else {
return '结算'
}
},
listShow () {
// 如果总数量为0, 直接不显示
if(this.totalCount===0) {
this.isShow = false
return false
}
if(this.isShow) {
this.$nextTick(() => {
// 实现BScroll的实例是一个单例
if(!this.scroll) {
this.scroll = new BScroll('.list-content', {
click: true
})
} else {
this.scroll.refresh() // 让滚动条刷新一下: 重新统计内容的高度
}
})
}
return this.isShow
}
},
methods: {
toggleShow () {
// 只有当总数量大于0时切换
if(this.totalCount>0) {
this.isShow = !this.isShow
}
},
clearCart () {
MessageBox.confirm('确定清空购物车吗?').then(action => {
this.$store.dispatch('clearCart')
}, () => {});
}
},
components: {
CartControl
}
}
</script>
<style lang="less" rel="stylesheet/less" scoped>
@import "../../common/lesses/mixins.less";
//只写了购物车列表和蒙层的动画样式
.shopcartlist {
position: absolute;
left: 0;
top: 0;
z-index: -1;
width: 100%;
transition: translateY(-100%);
&.move-enter-active, &.move-leave-active {
transition: transform 0.5s;
}
&.move-enter, &.move-leave-to {
transform: translateY(0)
}
.list-header {
height: 40px;
line-height: 40px;
padding: 0 18px;
background: #f3f5f7;
border-bottom: 1px solid rgba(7, 17, 27, 0.1);
.title {
float: left;
font-size: 14px;
color: rgb(7, 17, 27);
}
empty {
float: right;
font-size: 12px;
color: rgb(0, 160, 220);
}
}
.list-content {
padding: 0 18px;
max-height: 217px;
overflow: hidden;
background: #fff;
.food {
position: rlative;
padding: 12px 0;
box-sizing: border-box;
.bottom-border-1px(rgba(7, 17, 27, 0.1));
.name {
line-height: 24px;
font-size: 14px;
color: rgb(7, 17, 27);
}
.price {
position: absolute;
right: 90px;
bottom: 12px;
line-height: 24px;
font-size: 14px;
font-weight: 700;
color: rgb(240, 20, 20);
}
.cartcontrol-wrapper {
position: absolute;
right: 0;
bottom: 6px;
}
}
}
}
.list-mask {
position: fixed;
top: 0;
left: 0;
width: 100%;
height: 100%;
z-index: 40;
backdrop-filter: blur(10px);
opacity: 1;
background: rgba(7, 17, 27, 0.6);
&.fade-enter-active, &.fade-leave-active {
transition: all 0.5s;
}
&.fade-enter, &.fade-leave-to {
opacity: 0;
background: rgba(7, 17, 27, 0.1);
}
}
</style>
vue 实现购物车
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转载自blog.csdn.net/zhaohanqq/article/details/85032890
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