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<!--
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* @Author: ch
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* @Date: 2022-03-24 11:30:55
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* @LastEditors: ch
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* @LastEditTime: 2022-04-08 15:34:00
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* @Description: file content
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-->
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<template>
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<u-popup :show="visible" round="24rpx" closeable @close="close">
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<view class="sku-popup">
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<view class="product-info">
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<image class="product-info--img" src="https://msb-edu-dev.oss-cn-beijing.aliyuncs.com/test/1.png"/>
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<view>
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<view class="product-info--price">￥{{curSku.sellPrice}}</view>
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<view class="product-info--sku">{{curSku.name}}</view>
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<!-- <view>库存：{{curSku.stock}}</view> -->
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</view>
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</view>
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<view class="attr-group" v-for="(item, index) in attributeGroupList" :key="item.id">
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<text class="attr-name">{{item.name}}</text>
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<view class="attr-items">
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<text class="attr-item" :class="{'attr-item__active' : i.active, 'attr-item__disabled' : i.disabled}"
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v-for="i in item.attributes" :key="i.symbol"
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@click="handleAttrItem(i, index)"
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>{{i.name}}</text>
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</view>
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</view>
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<view class="sku-num">
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<view class="sku-num--single-box">
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<template>
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<text>数量</text>
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<text class="sku-num--single">{{maxBuyNum}}</text>
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</template>
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</view>
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<u-number-box :min="1" :max="maxBuyNum" button-size="40rpx" bgColor="#F5F6FA"
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v-model="curBuyNum" >
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<text slot="minus" class="cart-item--stepper-icon">-</text>
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<text slot="plus" class="cart-item--stepper-icon">+</text>
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</u-number-box>
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</view>
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<view class="footer">
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<view class="btn-bg" v-if="mode == 1">
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<UiButton class="btn" @click="addCart" size="max">加入购物车</UiButton>
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<UiButton class="btn btn__buy" @click="buyNow" size="max">立即购买</UiButton>
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</view>
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<UiButton v-else class="btn__confirm" type="gradual" size="max" @click="confirm">确认</UiButton>
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</view>
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</view>
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</u-popup>
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</template>
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<script>
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import UiButton from '@/components/UiButton.vue';
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import {ApiPutAddCart} from '@/common/api/cart';
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export default {
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components: { UiButton },
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props: {
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// true 组件显示 false 组件隐藏
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visible : {
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type : Boolean,
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default : false
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},
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// 模式 1:都显示 2:只显示购物车 3:只显示立即购买
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mode: {
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type: Number,
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default: 1,
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},
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// 商品详情信息
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goodsInfo: {
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type: Object,
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default: {},
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},
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// 商品sku信息
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skuInfo : {
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type : Array,
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default : []
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}
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},
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data() {
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return {
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// 属性组数据，因为会修改数据，不能直接操作props中传入的数据
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attributeGroupList : [],
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// 数量
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curBuyNum : 1,
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};
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},
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watch : {
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goodsInfo(newData){
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if(newData.attributeGroupList){
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this.attributeGroupList = newData.attributeGroupList;
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// 请求数据返回后设置默认选中规格
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if(this.skuInfo.length){
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this.setDefaultAttr();
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}
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}
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},
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skuInfo(newData){
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// 请求数据返回后设置默认选中规格
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if(newData.length){
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this.setDefaultAttr();
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}
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}
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},
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computed : {
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/**
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* 当前选中SKU，根据选中规格计算
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*/
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curSku(){
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const skuSymbolList = this.attributeGroupList.map(item => {
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const activeAttr = item.attributes.find(i => i.active);
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return activeAttr ? activeAttr.symbol : ''
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}).filter(i => i);
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return this.skuInfo.find(i => i.attributeSymbolList === skuSymbolList.join(',')) || {};
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},
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/**
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* 最大可购买数量
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* 1、有限购则对比限购跟库存，取最小值
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* 2、没限购取库存
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*/
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maxBuyNum(){
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const singleBuyLimit = this.goodsInfo.singleBuyLimit;
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const stock = this.curSku.stock;
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return singleBuyLimit ? Math.min(singleBuyLimit, stock || 1) : stock;
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}
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},
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methods: {
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/**
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* 设置默认选中规格
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*/
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setDefaultAttr(){
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const curSku = this.skuInfo.find(i => i.stock > 0);
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this.attributeGroupList.forEach(item => {
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for(let i of item.attributes){
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if(curSku.attributeSymbolList.includes(i.symbol)){
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this.$set(i,'active', true);
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break;
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}
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}
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});
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this.$emit('input',this.curSku);
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},
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/**
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* 点击属性项，设置选中和禁用项
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*/
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handleAttrItem(item, groupIndex){
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// 禁用选项
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if(item.disabled){
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return false;
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}
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// 每次重选规格，购买数量都置为1
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this.curBuyNum = 1;
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// 把当前选项组的装先置为未选状态
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this.attributeGroupList[groupIndex].attributes.forEach(item =>{
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this.$set(item,'active', false);
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});
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// 设置当前点击选项选中
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this.$set(item,'active', true);
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// 找到有效SKU的symbol 有效定义：包含当前选项属性,且库存大于0的所有SKU，
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const symbols = this.skuInfo.filter(i => i.attributeSymbolList.includes(item.symbol) && i.stock > 0)
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.map(i => i.attributeSymbolList).join(',');
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this.attributeGroupList.forEach((group, index) => {
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if(groupIndex === index){
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return false;
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}
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// 遍历其他选项组的所有属性项，对比是否在有效SKU的symbos中，在则启用，不再则禁用
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group.attributes.forEach(item =>{
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if(!symbols.includes(item.symbol)){
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this.$set(item,'disabled', true);
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}else{
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this.$set(item,'disabled', false);
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}
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})
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})
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},
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/**
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* 加入购物车
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*/
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async addCart(){
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const {error, result} = await ApiPutAddCart({
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productSkuId : this.curSku.skuId,
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productId : this.goodsInfo.id,
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number : this.curBuyNum
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});
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if(error){
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uni.$u.toast(error.message);
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return false;
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}
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this.$Router.push('/cart');
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},
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/**
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* 立即购买
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*/
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buyNow(){
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console.log(this.curSku)
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this.$Router.push({
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path : '/orderSubmit',
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query: {
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mode : 'buyNow',
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skuId : this.curSku.skuId,
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num : this.curBuyNum
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}
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})
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},
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confirm(){
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if(this.mode == 2){
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this.addCart();
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}
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if(this.mode == 3){
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this.buyNow();
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}
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},
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close(){
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this.$emit('update:visible', false)
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}
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}
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};
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</script>
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<style lang="scss" scoped>
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.sku-popup{
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padding: 30rpx;
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}
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.product-info{
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display: flex;
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font-size: 28rpx;
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color: #999;
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line-height: 42rpx;
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&--img{
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width: 200rpx;
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height: 200rpx;
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margin-right: 40rpx;
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}
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&--price{
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font-size: 40rpx;
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color: #FF512B;
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line-height: 48rpx;
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margin-bottom: 20rpx;
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}
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}
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.attr-group{
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margin-top: 40rpx;
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font-size: 30rpx;
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}
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.attr-items{
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display: flex;
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flex-wrap: wrap;
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padding: 10rpx 0;
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}
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.attr-item{
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background: #F8F8F8;
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line-height: 70rpx;
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border-radius: 100rpx;
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border: 1px solid #F8F8F8;
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color: #666;
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display: block;
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min-width: 158rpx;
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max-width: 630rpx;
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text-align: center;
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margin: 20rpx 28rpx 0 0;
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padding: 0 20rpx;
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overflow: hidden;
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text-overflow: ellipsis;
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white-space: nowrap;
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&__active{
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background: #FFF3EE;
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border-color: #FF512B;
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color: #FF875B;
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}
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&__disabled{
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color: #ccc;
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}
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}
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.sku-num{
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display: flex;
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justify-content: space-between;
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margin: 40rpx 0;
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line-height: 40rpx;
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&--single-box{
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display: flex;
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align-items: center;
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}
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&--single{
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color: #999;
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margin-left: 10rpx;
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font-size: 28rpx;
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display: block;
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height: 30rpx;
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}
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}
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.footer{
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display: flex;
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justify-content: space-between;
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.btn-bg{
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background: #FFE6D9;
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border-radius: 50rpx;
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height: 80rpx;
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}
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.btn{
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border: 0;
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padding: 0;
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border-radius: 0;
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width: 340rpx;
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font-size: 28rpx;
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color: #FF875B;
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&::after{
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border: 0;
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}
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&__buy{
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width: 350rpx;
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background: url('@/static/goods/buy_max.png');
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background-size: 350rpx;
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color: #fff;
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}
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}
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.btn__confirm{
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margin: 0;
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}
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}
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</style>
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