小小儁爺
2024-10-24 631d7e345da5ff57055c9a4787a088749baa79d9
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<template>
    <view>
        <page-nav title="模具保养"></page-nav>
 
 
        <!-- <view v-if="purchorderArrAll.length>0"> -->
 
 
        <u-input prefixIcon="search" prefixIconStyle="font-size: 22px;color: #909399" placeholder="扫描模具编码/输入模具信息"
            clearable border="surround" @clear='inputBoxValueClear' v-model="inputBoxValue"
            @change="changeInputBoxValue">
            <template slot="suffix">
                <u-icon name="scan" color="#909399" size="24" @click="topScanClick"></u-icon>
            </template>
        </u-input>
 
 
 
        <u-alert :title="'模具数(共'+title+'个)'" type="primary"></u-alert>
 
 
 
        <scroll-view class="container" scroll-y="true" @scroll="scroll">
            <!-- 虚拟列表总高度 -->
            <view :style="{'height': `${totalHeight}rpx`, 'position': 'relative'}">
                <!-- 可视渲染区 -->
                <view :style="{'top': `${top}px`}" style="width: 100%;position:absolute">
                    <!--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-->
 
                    <view class="radioGroupClass">
                        <view v-for="(item,index) in purchorderArr" :key="item.code" class="item">
                            <view @click="highlightClick(item.code)" :style="{color:selectedCode===item.code?'#fff':'#000',
                                        background:selectedCode===item.code?'#3c9cff':'#fff'
                                }">
 
                                <view style="display: flex;">
                                    <view style="text-align: center;margin-right: 20rpx;">{{item.code}}
                                    </view>
                                    <view style="">{{item.name}}</view>
                                    <view style="margin-left: 20rpx;">{{item.spec}}</view>
 
                                </view>
 
                            </view>
                        </view>
                    </view>
 
 
                </view>
            </view>
        </scroll-view>
 
 
 
        <view class="footer" style="min-height:62rpx;">
            <u-button type="primary" size='large' :hairline="true" @click="navigateTo" text="下一步"></u-button>
        </view>
        <!-- </view> -->
 
 
        <!--     <view v-if="purchorderArrAll.length===0">
            <div class="sacnBody">
                <div class="boxImg"></div>
                <div class="scanText">暂无模具信息</div>
            </div>
        </view> -->
 
    </view>
</template>
 
 
<script>
    import {
        ScanMouldQrCodeMessageData,
        ScanMouldQrCodeMessageSubData
    } from '../../config/api.js';
    export default {
 
        onPullDownRefresh() {
            setTimeout(() => {
                this.init(() => {
                    uni.stopPullDownRefresh();
                })
            }, 1000);
        },
 
        data() {
            return {
 
                inputBoxValue: '', //输入框值
 
                title: 0,
 
                purchorderArr: [],
 
                purchorderArrAll: [],
 
                allList: [], //原始数据列表
                //虚拟列表
                showList: [], //可视区域显示的数据
                itemHeight: 100, //每条数据所占高度
                showNum: 0, //可视区域显示的最大条数
                top: 0, //偏移量
                scrollTop: 0, //卷起的高度
                startIndex: 0, //可视区域第一条数据的索引
                endIndex: 0, //可视区域最后一条数据的索引+1,
 
                selectedCode: ''
 
            }
        },
 
        onShow() {
            //第一次时调用一下,且uni.createSelectorQuery()需要在生命周期mounted之后使用
            // this.scroll()
        },
        computed: {
            totalHeight() {
                return this.allList.length * this.itemHeight * 2 //因为rpx和px的关系
            }
        },
        created() {
 
        },
        mounted() {
            this.init()
 
            this.getScanMouldQrCodeMessageData()
        },
        methods: {
 
            //虚拟列表
            getShowList() {
                //可视区域能出现的数据条数
                this.showNum = Math.ceil(this.contentHeight / this.itemHeight);
                // console.log('可视数量', this.showNum)
 
                //可视区域第一条数据的索引
                this.startIndex = Math.floor(this.scrollTop / this.itemHeight);
                // console.log('初始索引',this.startIndex)
 
                //可视区域最后一条数据的下一条数据
                this.endIndex = this.startIndex + this.showNum;
 
                //可视区数据,会比实际可视多渲染一条        
                this.showList = this.allList.slice(this.startIndex, this.endIndex)
                // console.log(this.showList)
 
                //保证滑动时第一条数据完整展示
                let offsetY = this.scrollTop - (this.scrollTop % this.itemHeight);
 
                this.top = offsetY;
            },
            scroll() {
                // 利用uniapp提供的接口获取可视区域的高度和滚动高度
                let query = uni.createSelectorQuery()
                let container = query.select('.container');
                container.fields({
                    // rect:true,   //是否返回节点布局位置信息{left,top,right,bottom}
                    size: true, //是否返回节点尺寸信息{width,height}
                    scrollOffset: true //是否返回节点滚动信息{scrollLeft,scrollTop}
                }, (res) => {
                    // console.log(res)
                    this.scrollTop = res.scrollTop
                    this.contentHeight = res.height
                    this.getShowList(); //因为所在函数是异步
                }).exec()
            },
            highlightClick(code) {
                this.selectedCode = code
            },
 
 
            init() {
                uni.stopPullDownRefresh();
            },
            // 扫码工位  的扫码框点击
            topScanClick() {
                // if (this.topContent.length > 0) {
                //     return uni.$u.toast('请先提交此维修申请!')
                // }
 
                let that = this;
                uni.scanCode({
                    onlyFromCamera: true,
                    // scanType: ['barCode', 'qrCode'],
                    scanType: ['qrCode'],
                    success: function(res) {
                        console.log('条码类型:' + res.scanType);
                        console.log('条码内容:' + res.result);
                        that.scanContent = res.result;
                        that.inputBoxValue = res.result;
 
                        //处理扫码事件
                        that.changeInputBoxValue(that.scanContent);
 
                    },
                    complete: function(res) {
 
                    },
                    fail: function(res) {
                        console.log('条码类型:' + res.scanType);
                        console.log('条码内容:' + res.result);
                    }
 
                });
            },
            changeInputBoxValue(val) {
                this.purchorderArr = this.purchorderArrAll.filter((p) => {
                    return p.code.indexOf(val) !== -1 || p.name.indexOf(val) !== -1 || p.spec.indexOf(val) !== -1
                })
                this.selectedCode = this.purchorderArr[0].code
                this.$forceUpdate()
            },
            inputBoxValueClear() {
                this.inputBoxValue = ''
            },
 
            navigateTo() {
                uni.navigateTo({
                    url: './mjby2?code=' + this.selectedCode
                });
            },
            async getScanMouldQrCodeMessageData() {
                const res = await ScanMouldQrCodeMessageData()
 
                this.purchorderArrAll = res.data
 
                this.purchorderArr = res.data
 
                this.title = res.data.length
 
                this.selectedCode = res.data[0].code
 
            }
        }
    }
</script>
 
<style lang="scss" scoped>
    @import url('@/style/global.css');
 
    .container {
        width: 100%;
        height: 70vh;
        /*原生一定得有这个overflow的hidden效果,此处用了scroll-view所以不需要*/
        /*overflow:auto;*/
    }
 
    .item {
        /* 按照实际需求写css */
        width: 100%;
        height: 200rpx;
        line-height: 90rpx;
        /* 要对应上itemHeight */
        border: 1px solid #c8c8c8;
    }
 
    ::v-deep .uicon-arrow-left>span {
        display: block;
    }
 
    .u-input--square {
        margin: 20rpx 10rpx;
        border-radius: 40rpx;
        background-color: #fff;
        border: 1px solid #c8c8c8;
    }
 
    ::v-deep .u-alert__text--primary--light {
        margin-bottom: 0;
        font-size: 32rpx !important;
    }
 
    .radioGroupClass {
        display: flex;
        flex-direction: column;
        background-color: #fff;
 
        overflow-y: auto;
        max-height: 1100rpx;
        margin-top: 20rpx;
    }
 
    ::v-deep .u-radio-label--right {
        height: 90rpx;
        line-height: 90rpx;
        width: 92%;
        margin-left: 4%;
        // padding: 0 50rpx;
    }
</style>