caimei-applets-caimei/pages/user/order/components/cm-freight-popup.vue

<template name="freight">
<!-- 运费信息 -->
<view>
	<view class="goods-pros-m">
		<template v-if="supplier.postageFlag === 0">
			<view class="freight-main">
				<view class="freight-left">运费</view>
				<view class="freight-right"> <view class="freight-text">包邮</view> </view>
			</view>
		</template>
		<template v-if="supplier.postageFlag === 1">
			<view class="freight-main">
				<view class="freight-left">运费</view>
				<view class="freight-right" @click.stop="handlePupShow">
					<view class="freight-text" v-if="handlePostageFlag === 1">¥{{ handleTotalPostage | NumFormat }}</view>
					<view class="freight-text" v-if="handlePostageFlag === 2">到付</view>
					<view class="select"><text class="iconfont icon-xiayibu"></text></view>
				</view>
			</view>
		</template>
		<template v-if="supplier.postageFlag === 2">
			<view class="freight-main">
				<view class="freight-left">运费</view>
				<view class="freight-right"> <view class="freight-text">到付</view> </view>
			</view>
		</template>
		<tui-bottom-popup :radius="true" :show="popupShow" @close="hidePopup">
			<view class="freight-title">运费设置</view>
			<view class="freight-content">
				<radio-group @change="radioChange">
					<label v-for="(item, index) in radioItems" :key="index">
						<radio
							style="transform:scale(0.7)"
							color="#FF5B00"
							:id="item.value"
							:value="item.value"
							:checked="item.checked"
						></radio>
						<label :for="item.value" class="label">
							<text>{{ item.name }}</text>
						</label>
					</label>
				</radio-group>
				<template v-if="handlePostageFlag === 1">
					<view class="freight-form">
						<view class="freight-form-item" v-if="handleSupplier.coldChain > 0">
							<view class="label">冷链运输费</view>
							<view class="texts">
								<text>¥{{ handleSupplier.coldChain | NumFormat }}</text>
								<text 
									class="iconfont" 
									:class="[isColdChina ? 'icon-yixuanze' : 'icon-weixuanze']"
									@click.stop="handleChangeColdChina"
								>
								</text>
							</view>
						</view>
						<view class="freight-form-item"> 
							<view class="label">其他运费 </view> 
							<view class="texts">¥{{ handleSupplier.postage | NumFormat }} </view> 
						</view>
						<view class="freight-form-item">
							<view class="label">总运费 </view> 
							<view class="texts red">¥{{ handleTotalPostage  | NumFormat }} </view>
						</view>
					</view>
				</template>
				<template v-if="handlePostageFlag === 2">
					<view class="freight-form">
						<view class="freight-form-item">
							<view class="label">总运费</view> 
							<view class="texts red">到付</view>
						</view>
					</view>
				</template>
				<view class="freight-btn" @click="popupShow = false"> 确定 </view>
			</view>
		</tui-bottom-popup>
	</view>
</view>
</template>

<script>
export default {
	name: 'freight',
	props: {
		supplier: {
			type: Object
		},
		index:{
			type:Number
		}
	},
	data() {
		return {
			popupShow: false,
			isColdChina:false,
			handlePostageFlag:1,
			radioItems: [
			 {
					name: '不包邮',
					value: 1,
					checked: true
				},
				{
					name: '到付',
					value: 2,
				}
			],
			handleSupplier:{}
		}
	},
	filters: {
		NumFormat(value) {
			//处理金额
			return Number(value).toFixed(2)
		}
	},
	created() {
		this.infoSupplier(this.supplier)
	},
	computed: {
		// 计算总运费
		handleTotalPostage(){
			if(this.handleSupplier.isColdChina){
				return (this.handleSupplier.postage*100 + this.handleSupplier.coldChain*100)/100
			}else{
				return this.handleSupplier.postage
			}
		}
	},
	watch: {
		supplier: {
			handler: function(el) {
				//监听对象的变换使用 function，箭头函数容易出现this指向不正确
				this.supplier = el
			},
			deep: true
		}
	},
	methods: {
		// 初始化
		infoSupplier(data){
			this.handleSupplier = data
			this.isColdChina  = data.isColdChina
			this.handlePostageFlag  = data.handlePostageFlag
		},
		// 勾选冷链费
		handleChangeColdChina(){
			this.isColdChina = !this.isColdChina
			this.handleSupplier.isColdChina = this.isColdChina
			if(this.isColdChina){
				this.handleSupplier.totalPrice = Number((this.handleSupplier.totalPrice*100 + this.handleSupplier.coldChain*100)/100)
				this.$emit('changeColdChina', this.handleSupplier,this.index)
			}else{
				this.handleSupplier.totalPrice = Number(this.repiceNumSub(this.handleSupplier.totalPrice,this.handleSupplier.coldChain))
				this.$emit('changeColdChina', this.handleSupplier,this.index)
			}
		},
		// 切换运费类型 1 不包邮 2 到付
		radioChange($event) {
			const postage = this.isColdChina ? ( this.handleSupplier.postage + this.handleSupplier.coldChain ) : this.handleSupplier.postage 
			this.handlePostageFlag = this.handleSupplier.handlePostageFlag = $event.detail.value*1
			if(this.handlePostageFlag === 1){
				this.handleSupplier.totalPrice = Number((this.handleSupplier.totalPrice*100 + postage*100)/100)
				this.$emit('changePostage', this.handleSupplier,this.index)
			}else{
				this.handleSupplier.totalPrice = Number(this.repiceNumSub(this.handleSupplier.totalPrice,postage))
				this.$emit('changePostage', this.handleSupplier,this.index)
			}
		},
		repiceNumSub(arg1, arg2) {//减法精确，arg2:被减数，arg1:减数
			var r1,r2,m,n;
			try{
				r1=arg1.toString().split(".")[1].length
			}catch(e){
				r1=0
			}
			try{
				r2=arg2.toString().split(".")[1].length
			}catch(e){
				r2=0
			}
			m=Math.pow(10,Math.max(r1,r2));
			// last modify by deeka
			// 动态控制精度长度
			n=(r1>=r2)?r1:r2;
			return ((arg1*m-arg2*m)/m).toFixed(n);
		},
		handlePupShow(){
			this.popupShow = true
		},
		hidePopup() {
			this.popupShow = false
		}
	}
}
</script>

<style lang="scss">
.goods-pros-m {
	width: 100%;
	box-sizing: border-box;
	padding: 10rpx 0;
	.freight-main {
		width: 100%;
		height: 78rpx;
		line-height: 78rpx;
		font-size: $font-size-28;
		color: $text-color;
		background: #ffffff;
		float: left;
		.freight-left {
			float: left;
			font-weight: bold;
		}
		.freight-right {
			float: right;
			color: #333333;
			position: relative;
			.freight-text {
				float: left;
			}
			.select {
				float: right;
				height: 60rpx;
				padding: 0 20rpx;
				margin-top: 14rpx;
				line-height: 60rpx;
				color: #333333;
				font-weight: normal;
				position: relative;
				.select-text {
					display: inline-block;
					float: left;
					margin-right: 30rpx;
				}
				.iconfont {
					width: 60rpx;
					height: 60rpx;
					line-height: 60rpx;
					text-align: right;
					position: absolute;
					right: 0;
					top: 0;
					font-size: $font-size-28;
					color: #B2B2B2;
				}
			}
		}
	}
	.freight-bean {
		width: 100%;
		height: 58rpx;
		line-height: 58rpx;
		float: left;
		.bean-le {
			float: left;
			color: #666666;
			font-size: $font-size-26;
			font-weight: normal;
		}
		.bean-ri {
			float: right;
			display: flex;
			align-items: center;
			.checkbox-box {
				display: flex;
				width: 60rpx;
				float: left;
				height: 100%;
				font-size: $font-size-26;
				margin-top: 8rpx;
				.checkbox {
					width: 40rpx;
					text-align: right;
					box-sizing: border-box;
					text-align: center;
					text-decoration: none;
					border-radius: 0;
					-webkit-tap-highlight-color: transparent;
					overflow: hidden;
					color: $color-system;
				}
			}
		}
	}
}
.freight-title {
    color: #333333;
    font-size: 32rpx;
    text-align: center;
    margin: 40rpx 0;
}
.freight-content {
    box-sizing: border-box;
    padding: 0 24rpx;
	font-weight: normal;
    radio{
        margin-right: 8rpx;
    }
    .label {
        color: #666666;
        font-size: 28rpx;
        margin-right: 102rpx;
    }
    .freight-btn {
        height: 90rpx;
        background: $btn-confirm;
        border-radius: 45rpx;
        display: flex;
        justify-content: center;
        align-items: center;
        color: #FFFFFF;
        width: 100%;
        margin: 100rpx 0 0 0;
    }
}
.freight-form {
    margin-top: 50rpx;
    width: 100%;
    .freight-form-item {
        width: 100%;
		height: 48rpx;
		line-height: 48rpx;
        margin-bottom: 24rpx;
        color: #666666;
        font-size: 28rpx;
		.label{
			width: 50%;
			float: left;
			margin-right: 0;
		}
		.texts{
			width: 50%;
			float: right;
			text-align: right;
			&.red{
				color: #F94B4B;
			}
			.iconfont{
				margin-left: 20rpx;
				color: $color-system;
			}
		}
    }
}
.freight-pay {
    position: absolute;
    right: -60%;
    transform:scale(0.7);
}
</style>