<template>
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<view>
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<page-nav title="模具查询"></page-nav>
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<!-- <view v-if="purchorderArrAll.length>0"> -->
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<u-input prefixIcon="search" prefixIconStyle="font-size: 22px;color: #909399" placeholder="扫描模具编码/输入模具信息"
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clearable border="surround" @clear='inputBoxValueClear' v-model="inputBoxValue"
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@change="changeInputBoxValue">
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<template slot="suffix">
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<u-icon name="scan" color="#909399" size="24" @click="topScanClick"></u-icon>
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</template>
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</u-input>
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<u-alert :title="'模具数（共'+title+'个）'" type="primary"></u-alert>
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<scroll-view class="container" scroll-y="true" @scroll="scroll">
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<!-- 虚拟列表总高度 -->
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<view :style="{'height': `${totalHeight}rpx`, 'position': 'relative'}">
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<!-- 可视渲染区 -->
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<view :style="{'top': `${top}px`}" style="width: 100%;position:absolute">
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<!--在这里自定义你数据的展示结构和样式,itemHeight为这里的总高度-->
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<view class="radioGroupClass">
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<view v-for="(item,index) in purchorderArr" :key="item.code" class="item">
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<view @click="highlightClick(item.code)" :style="{color:selectedCode===item.code?'#fff':'#000',
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background:selectedCode===item.code?'#3c9cff':'#fff'
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}">
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<view style="display: flex;">
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<view style="width:60rpx;text-align: center;margin-right: 20rpx;">{{item.code}}
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</view>
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<view style="">{{item.name}}</view>
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<view style="margin-left: 20rpx;">{{item.spec}}</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>
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</view>
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</scroll-view>
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<view class="footer" style="min-height:62rpx;">
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<u-button type="primary" size='large' :hairline="true" @click="navigateTo" text="下一步"></u-button>
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</view>
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<!-- </view> -->
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<!-- <view v-if="purchorderArrAll.length===0">
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<div class="sacnBody">
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<div class="boxImg"></div>
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<div class="scanText">暂无模具信息</div>
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</div>
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</view> -->
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</view>
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</template>
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<script>
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import {
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ScanMouldQrCodeMessageData,
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ScanMouldQrCodeMessageSubData
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} from '../../config/api.js';
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export default {
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onPullDownRefresh() {
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setTimeout(() => {
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this.init(() => {
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uni.stopPullDownRefresh();
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})
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}, 1000);
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},
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data() {
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return {
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inputBoxValue: '', //输入框值
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title: 0,
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purchorderArr: [],
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purchorderArrAll: [],
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allList: [], //原始数据列表
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//虚拟列表
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showList: [], //可视区域显示的数据
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itemHeight: 100, //每条数据所占高度
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showNum: 0, //可视区域显示的最大条数
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top: 0, //偏移量
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scrollTop: 0, //卷起的高度
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startIndex: 0, //可视区域第一条数据的索引
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endIndex: 0, //可视区域最后一条数据的索引+1，
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selectedCode: ''
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}
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},
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onShow() {
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//第一次时调用一下,且uni.createSelectorQuery()需要在生命周期mounted之后使用
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// this.scroll()
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},
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computed: {
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totalHeight() {
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return this.allList.length * this.itemHeight * 2 //因为rpx和px的关系
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}
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},
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created() {
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},
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mounted() {
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this.init()
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this.getScanMouldQrCodeMessageData()
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},
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methods: {
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//虚拟列表
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getShowList() {
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//可视区域能出现的数据条数
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this.showNum = Math.ceil(this.contentHeight / this.itemHeight);
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// console.log('可视数量', this.showNum)
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//可视区域第一条数据的索引
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this.startIndex = Math.floor(this.scrollTop / this.itemHeight);
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// console.log('初始索引',this.startIndex)
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//可视区域最后一条数据的下一条数据
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this.endIndex = this.startIndex + this.showNum;
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//可视区数据，会比实际可视多渲染一条
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this.showList = this.allList.slice(this.startIndex, this.endIndex)
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// console.log(this.showList)
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//保证滑动时第一条数据完整展示
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let offsetY = this.scrollTop - (this.scrollTop % this.itemHeight);
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this.top = offsetY;
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},
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scroll() {
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// 利用uniapp提供的接口获取可视区域的高度和滚动高度
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let query = uni.createSelectorQuery()
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let container = query.select('.container');
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container.fields({
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// rect:true, //是否返回节点布局位置信息{left,top,right,bottom}
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size: true, //是否返回节点尺寸信息{width，height}
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scrollOffset: true //是否返回节点滚动信息{scrollLeft,scrollTop}
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}, (res) => {
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// console.log(res)
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this.scrollTop = res.scrollTop
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this.contentHeight = res.height
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this.getShowList(); //因为所在函数是异步
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}).exec()
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},
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highlightClick(code) {
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this.selectedCode = code
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},
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init() {
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uni.stopPullDownRefresh();
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},
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// 扫码工位 的扫码框点击
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topScanClick() {
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// if (this.topContent.length > 0) {
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// return uni.$u.toast('请先提交此维修申请！')
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// }
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let that = this;
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uni.scanCode({
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onlyFromCamera: true,
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// scanType: ['barCode', 'qrCode'],
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scanType: ['qrCode'],
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success: function(res) {
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console.log('条码类型：' + res.scanType);
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console.log('条码内容：' + res.result);
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that.scanContent = res.result;
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that.inputBoxValue = res.result;
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//处理扫码事件
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that.changeInputBoxValue(that.scanContent);
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},
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complete: function(res) {
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},
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fail: function(res) {
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console.log('条码类型：' + res.scanType);
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console.log('条码内容：' + res.result);
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}
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});
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},
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changeInputBoxValue(val) {
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this.purchorderArr = this.purchorderArrAll.filter((p) => {
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return p.code.indexOf(val) !== -1 || p.name.indexOf(val) !== -1 || p.spec.indexOf(val) !== -1
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})
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this.selectedCode = this.purchorderArr[0].code
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this.$forceUpdate()
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},
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inputBoxValueClear() {
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this.inputBoxValue = ''
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},
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navigateTo() {
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uni.navigateTo({
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url: './mjcx2?code=' + this.selectedCode
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});
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},
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async getScanMouldQrCodeMessageData() {
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const res = await ScanMouldQrCodeMessageData()
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this.purchorderArrAll = res.data
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this.purchorderArr = res.data
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this.title = res.data.length
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this.selectedCode = res.data[0].code
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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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@import url('@/style/global.css');
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.container {
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width: 100%;
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height: 70vh;
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/*原生一定得有这个overflow的hidden效果,此处用了scroll-view所以不需要*/
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/*overflow:auto;*/
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}
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.item {
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/* 按照实际需求写css */
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width: 100%;
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height: 200rpx;
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line-height: 90rpx;
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/* 要对应上itemHeight */
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border: 1px solid #c8c8c8;
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}
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::v-deep .uicon-arrow-left>span {
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display: block;
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}
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.u-input--square {
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margin: 20rpx 10rpx;
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border-radius: 40rpx;
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background-color: #fff;
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border: 1px solid #c8c8c8;
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}
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::v-deep .u-alert__text--primary--light {
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margin-bottom: 0;
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font-size: 32rpx !important;
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}
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.radioGroupClass {
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display: flex;
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flex-direction: column;
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background-color: #fff;
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overflow-y: auto;
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max-height: 1100rpx;
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margin-top: 20rpx;
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}
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::v-deep .u-radio-label--right {
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height: 90rpx;
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line-height: 90rpx;
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width: 92%;
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margin-left: 4%;
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// padding: 0 50rpx;
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}
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</style>
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