<template>
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<view class="container">
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<input type="text" v-show="false" v-model="flushDom" />
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<view class="search">
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<u-search class="nav-search" @blur='searchGoods' placeholder="搜索商品" :show-action="false"></u-search>
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</view>
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<view class="commoditySquare">
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<view class="left" style="width: 310rpx;">
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<view class="commoditySquareItem" v-for="(item,index) in goodsList1"
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@click="goToGoodsInfo('goodsList1',item.id)">
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<video :src="item.goodsVideo" v-if="item.goodsVideo " v-show="item.show" :initial-time="0"
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:controls="false" object-fit="contain" :show-play-btn="false" :show-center-play-btn="false"
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@loadedmetadata="getvideoInfo($event,'goodsList1',index)" :ref="'video'+item.id"
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:style="{width:item.width,height:item.height}"></video>
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<image :src="item.thumbnail" v-if="item.goodsVideo ==null || item.goodsVideo == ''"
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mode="aspectFill" class="goodsImg">
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</image>
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<view class="goodsInfo">
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<view class="">{{item.goodsName}}</view>
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<view class="priceInfo">
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<view class="">￥{{item.price}}</view>
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<view class="">已售: {{item.buyCount}}</view>
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</view>
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</view>
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</view>
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</view>
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<view class="right" style="width: 310rpx;">
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<view class="commoditySquareItem" v-for="(item,index) in goodsList2"
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@click="goToGoodsInfo('goodsList2',item.id)">
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<video :src="item.goodsVideo" v-if="item.goodsVideo " v-show="item.show" :initial-time="0"
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:controls="false" object-fit="contain" :show-play-btn="false" :show-center-play-btn="false"
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@loadedmetadata="getvideoInfo($event,'goodsList2',index)" :ref="'video'+item.id"
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:style="{width:item.width,height:item.height}"></video>
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<image :src="item.thumbnail" v-if="item.goodsVideo ==null || item.goodsVideo == ''"
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mode="aspectFill" class="goodsImg">
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</image>
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<view class="goodsInfo">
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<view class="">{{item.goodsName}}</view>
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<view class="priceInfo">
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<view class="">￥{{item.price}}</view>
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<view class="">已售: {{item.buyCount}}</view>
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</view>
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</view>
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</view>
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</view>
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<view class="openShowLeft" @click="showDrawer('showLeft')" v-if="!showLeft">
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<uni-icons type="right" size="30"></uni-icons>
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</view>
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<uni-drawer ref="showLeft" mode="left" width="120" height="94vh" @change="change($event,'showLeft')"
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:cus-style="true" class="navigationLeft">
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<scroll-view class="typeNavigation" :scroll-y="true" show-scrollbar="false">
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<view class="typeNavigationItem" :class="{typeNavigationItemCheck:currentCategort ==item.id}"
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@click="chooseCategory(item.id)" v-for="item in categoryList" :key="item.id">
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{{item.name}}
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</view>
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</scroll-view>
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</uni-drawer>
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</view>
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<view style="display: flex;align-items: center;justify-content: center;margin-top: 20rpx;" v-if="canLoadMore">
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没有更多数据了.................</view>
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<custom-tabbar bgColor="#ffffff" selected="shop"></custom-tabbar>
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</view>
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</template>
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<script>
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import {
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getCategoryList,
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getGoodsList
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} from "@/api/goods.js";
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import {
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getSTSToken
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} from '@/api/common.js'
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export default {
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data() {
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return {
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//记录两列高度
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listHeight1: 0,
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listHeight2: 0,
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//是否显示打开左侧弹窗
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showLeft: false,
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//商品导航分类
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categoryList: [],
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//当前选中的分类
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currentCategort: '',
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//显示没有数据
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canLoadMore: false,
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//最大页数
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maxPages: 0,
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//刷新dom使用
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flushDom: '',
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//查询商品需要的参数
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getGoodsParam: {
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keyword: '',
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pageSize: 12,
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pageNumber: 1,
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categoryId: null,
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},
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//商品双列显示
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goodsList1: [],
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goodsList2: [],
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}
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},
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methods: {
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async searchGoods(keyWard) {
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this.getGoodsParam.keyword = keyWard
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this.getGoodsParam.pageNumber = 1
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this.getGoodsParam.categoryId = ''
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this.goodsList1 = []
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this.goodsList2 = []
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await this.getgoodsData();
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},
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confirm() {},
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// 打开窗口
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showDrawer(e) {
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this.$refs[e].open()
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},
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// 关闭窗口
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closeDrawer(e) {
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this.$refs[e].close()
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},
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// 抽屉状态发生变化触发
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change(e, type) {
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this[type] = e
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},
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getvideoInfo(e, arrName, index) {
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const wight = e.detail.width;
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const height = e.detail.height;
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this[arrName][index].width = 310 + 'rpx';
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//计算宽高比
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const videoHeight = Math.floor(310 / (wight / height))
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this[arrName][index].height = videoHeight + 'rpx';
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this[arrName][index].show = true;
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//计算集合高度
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if (arrName === 'goodsList2') {
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if (videoHeight > 300) {
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this.listHeight2 += videoHeight;
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} else if (videoHeight < 300) {
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this.listHeight2 -= videoHeight;
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}
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}
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if (arrName === 'goodsList1') {
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if (videoHeight > 300) {
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this.listHeight1 += videoHeight;
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} else if (videoHeight < 300) {
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this.listHeight1 -= videoHeight;
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}
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}
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console.log(this[arrName][index].width, this[arrName][index].height)
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this.flushDom = new Date();
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},
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goToGoodsInfo(arrName, id) {
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const item = this[arrName].find(item => id === item.id);
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uni.navigateTo({
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url: `/pages/product/goods?id=${item.id}&goodsId=${item.goodsId}`
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});
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},
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//获取分类导航栏
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async loadCategoryList() {
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let list = await getCategoryList(0);
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this.categoryList = list.data.result
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},
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async getgoodsData() {
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const goodsList = await getGoodsList(this.getGoodsParam);
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const sts = await getSTSToken();
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const stsUrl = sts.data.data.endpoint
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// 处理数据
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goodsList.data.result.records.forEach(item => {
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if (item.thumbnail !== '' && item.thumbnail !== null && item.thumbnail.indexOf('http') ===
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-1) {
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item.thumbnail = stsUrl + '/' + item.thumbnail
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}
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if (item.goodsVideo !== '' && item.goodsVideo !== null && item.goodsVideo.indexOf(
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'http') === -1) {
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item.goodsVideo = stsUrl + '/' + item.goodsVideo
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}
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})
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//计算两个数组的长度 用于解决瀑布流两边高度不一致问题
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//平分给两个数组
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const goodsSize = goodsList.data.result.records.length;
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let middle = Math.ceil(goodsSize / 2);
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//判断那个集合长度高 重新分配集合数据
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const diffHeight = this.listHeight1 - this.listHeight2;
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//list1长度大于list2
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if (diffHeight > 0) {
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const needCount = Math.floor(diffHeight / 300)
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if (needCount > 6) {
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middle = 0;
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} else {
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middle -= needCount;
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}
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} else if(diffHeight < 0) {
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const needCount = Math.abs(Math.floor(diffHeight / 300))
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if (needCount > 6) {
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middle += 6
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} else {
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middle = needCount;
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}
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}
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this.goodsList1 = [...this.goodsList1, ...goodsList.data.result.records.slice(0, middle)];
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this.goodsList2 = [...this.goodsList2, ...goodsList.data.result.records.slice(middle)];
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this.maxPages = goodsList.data.result.pages
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// if(this.listHeight1===0||this.listHeight2===0)}
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this.listHeight1 += middle * 300;
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this.listHeight2 += (goodsSize - middle) * 300
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},
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async chooseCategory(id) {
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this.canLoadMore = false;
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this.currentCategort = id
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this.getGoodsParam.categoryId = id
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this.getGoodsParam.keyword = ''
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this.getGoodsParam.pageNumber = 1
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this.goodsList1 = [];
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this.goodsList2 = [];
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await this.getgoodsData();
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console.log(this.maxPages)
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}
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},
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onShow() {
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this.showDrawer('showLeft')
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},
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async onLoad() {
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await this.loadCategoryList();
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this.getGoodsParam.pageNumber = 1
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this.getGoodsParam.categoryId = ""
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this.getGoodsParam.keyword = ""
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await this.getgoodsData()
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},
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async onReachBottom() {
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if (this.getGoodsParam.pageNumber < this.maxPages) {
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this.getGoodsParam.pageNumber++;
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await this.getgoodsData()
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} else {
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this.canLoadMore = true;
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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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.container {
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width: 750rpx;
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padding-bottom: 64rpx;
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}
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.commoditySquare {
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width: 750rpx;
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position: relative;
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box-sizing: border-box;
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display: flex;
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justify-content: space-around;
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}
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.left {
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box-sizing: border-box;
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}
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.right {
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box-sizing: border-box;
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}
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.goodsImg {
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width: 300rpx;
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height: 300rpx;
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padding-bottom: 10rpx;
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}
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.commoditySquareItem {
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// border: 1rpx solid #b6dbba;
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border-radius: 12rpx;
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box-sizing: border-box;
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padding: 0 32rpx;
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display: flex;
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flex-direction: column;
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align-items: center;
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justify-content: center;
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}
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.commoditySquareItem:nth-child(n+1) {
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margin-top: 32rpx;
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}
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.openShowLeft {
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position: fixed;
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top: 120rpx;
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left: 0;
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align-items: center;
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justify-content: flex-start;
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background-color: #b6b6b6;
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opacity: 0.8;
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z-index: 999;
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height: 70rpx;
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width: 50rpx;
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border-radius: 0 50% 50% 0;
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}
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.navigationLeft {
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position: relative;
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background-color: #fcfcfc;
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// opacity: 0.5;
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box-sizing: border-box;
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}
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.scroll-view {
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/* #ifndef APP-NVUE */
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width: 100%;
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height: 100%;
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/* #endif */
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flex: 1
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}
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.priceInfo {
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margin-top: 10rpx;
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display: flex;
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justify-content: space-around;
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}
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// 处理抽屉内容滚动
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.scroll-view-box {
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flex: 1;
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position: absolute;
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top: 0;
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right: 0;
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bottom: 0;
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left: 0;
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}
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.typeNavigation {
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box-sizing: border-box;
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padding: 10rpx;
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height: 100%;
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// position: relative;
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}
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.typeNavigationItem {
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padding: 24rpx;
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font-size: 28rpx;
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color: black;
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margin-top: 10rpx;
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border-radius: 12rpx;
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border: 1rpx solid gray;
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}
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.typeNavigationItemCheck {
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background-color: #42b993;
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color: #fff;
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border: 0;
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}
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.closeShowLeft {
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position: absolute;
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top: 20rpx;
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right: 0;
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}
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.nav-search {
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padding-left: 30rpx !important;
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padding-right: 20rpx !important;
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// position: fixed;
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// top: 0;
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// width: 500rpx;
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// z-index: 9999;
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}
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</style>
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