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<!--
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@name:数据预览弹窗
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@description:
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@author: liu.shiyi
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@time:
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-->
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<template>
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<div class="bs-data-view-dialog">
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<el-dialog
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:close-on-click-modal="false"
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title="数据查看"
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width="60%"
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:visible.sync="formVisible"
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:append-to-body="false"
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class="bs-dialog-wrap bs-el-dialog"
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>
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<div class="table-box">
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<el-table
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ref="table"
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v-loading="loading"
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max-height="500"
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class="bs-table bs-el-table fixed-header-table"
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:data="dataList"
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>
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<el-table-column
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v-for="(col,index) in columnData"
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:key="index"
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show-overflow-tooltip
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:prop="col.alias"
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:label="getLabel(col)"
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align="center"
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/>
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</el-table>
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</div>
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<div
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slot="footer"
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class="dialog-footer"
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>
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<el-button
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class="bs-el-button-default cancel"
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@click="cancel"
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>
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取消
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</el-button>
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<DownloadExcel
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:data="dataList"
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:fields="fields"
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:name="chartTitle+'数据导出'"
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class="output-excel"
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:before-finish="exportHandler"
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:before-generate="generate"
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>
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<el-button
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type="primary"
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:loading="exportLoading"
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>
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导出数据
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</el-button>
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</DownloadExcel>
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</div>
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</el-dialog>
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</div>
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</template>
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<script>
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import { getUpdateChartInfo } from 'data-room-ui/js/api/bigScreenApi'
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import { mapState } from 'vuex'
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import Vue from 'vue'
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import JsonExcel from 'vue-json-excel'
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Vue.component('DownloadExcel', JsonExcel)
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export default {
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name: 'DataViewDialog',
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components: {},
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props: {
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},
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data () {
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return {
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chartTitle: '',
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fields: {},
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formVisible: false,
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exportLoading: false,
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loading: false,
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dataList: [],
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columnData: {}
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}
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},
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computed: {
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...mapState({
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pageCode: state => state.bigScreen.pageInfo.code
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})
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},
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watch: {},
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created () {
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},
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mounted () {
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},
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methods: {
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init (config) {
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this.resetData()
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this.chartTitle = config.title
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this.formVisible = true
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this.getDataList(config)
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},
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// 获取数据列表
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getDataList (config) {
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this.loading = true
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// 如果是G2组件并且未配置数据集的情况下，则需要从option里面取数据
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if ((['customComponent', 'remoteComponent', 'echartsComponent'].includes(config.type) && (!config.dataSource.businessKey)) || (config.expressionCodes && config.expressionCodes.length)) {
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this.getDataByOption(config)
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this.fieldsFormat()
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this.loading = false
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} else {
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const params = {
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chart: {
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...config,
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option: undefined
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},
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current: 1,
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pageCode: this.pageCode,
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type: config.type
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}
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// 调接口获取数据
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getUpdateChartInfo(params).then(res => {
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this.loading = false
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if (Array.isArray(res.data)) {
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this.dataList = res.data || []
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} else {
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// 如果返回的data不是数组，存在以下几种情况：则直接从option中获取
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// 1、是组件绑定的是js数据集或者是http前端数据集,
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// 2、是组件返回的模拟数据为null
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this.getDataByOption(config)
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}
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this.columnData = res.columnData || {}
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this.fieldsFormat()
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}).catch(err => { console.log(err) }).finally(() => {
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this.loading = false
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})
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}
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},
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// 通过option获取数据
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getDataByOption (config) {
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let list = []
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if (config.chartType === 'Treemap') {
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list = config.option.data.children
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} else if (config.type === 'tables') {
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list = config.option.tableData
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} else if (config.expressionCodes && config.expressionCodes.length) {
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list = [{ title: config.customize.title }]
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} else {
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list = config.option.data
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}
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let keyList = []
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if (list && list.length) {
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// 如果list[0]是对象
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if (typeof list[0] === 'object' && list[0] !== null) {
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keyList = Object.keys(list[0])
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} else {
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keyList = list
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}
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for (const key of keyList) {
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const _key = key + ''
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this.columnData[_key] = {
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aggregate: '',
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alias: _key,
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originalColumn: _key,
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remark: _key,
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tableName: '',
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type: 'varchar'
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}
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}
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} else {
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this.columnData = {}
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}
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this.dataList = list || []
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},
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// 获取表格的表头
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getLabel (col) {
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return col.remark || col.alias
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},
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// 数据重置
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resetData () {
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this.columnData = {}
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this.dataList = []
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this.fields = {}
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this.chartTitle = ''
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},
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// 格式化fields
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fieldsFormat () {
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if (this.columnData && Object.keys(this.columnData).length) {
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for (const item in this.columnData) {
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this.fields[this.columnData[item].remark || this.columnData[item].alias] = this.columnData[item].alias
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}
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} else {
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this.fields = {}
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}
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},
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// 取消
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cancel () {
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this.formVisible = false
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},
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generate (val) {
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if (!Object.keys(this.fields).length) {
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this.$message.warning('数据为空')
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}
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this.formVisible = false
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this.exportLoading = true
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},
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// 导出数据
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exportHandler () {
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this.exportLoading = false
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if (Object.keys(this.fields).length) {
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this.$message.success('数据导出成功')
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}
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this.formVisible = 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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.bs-data-view-dialog{
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::v-deep .el-dialog__body{
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background-color: var(--bs-background-2) !important;
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overflow: hidden;
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max-height: 540px!important;
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}
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.table-box{
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height: 100%;
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overflow-y: auto; /* 当内容溢出时显示垂直滚动条 */
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}
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.dialog-footer{
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display: flex;
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justify-content: flex-end;
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.cancel{
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margin-right: 10px;
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overflow-y: hidden;
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}
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}
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::v-deep .el-table__body-wrapper{
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min-height: 200px !important;
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}
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.el-table th.el-table__cell.is-leaf, .el-table ::v-deep td.el-table__cell{
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border-bottom:none;
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}
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::v-deep .el-loading-mask{
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background-color: var(--bs-background-2) !important;
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}
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.el-table ::v-deep thead{
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color: var(--bs-el-title);
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}
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.bs-el-table ::v-deep td.el-table__cell{
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color: #bcc9d4;
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}
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.el-table--scrollable-y ::v-deep .el-table__body-wrapper{
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overflow: auto!important;
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}
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/* 修改滚动条的样式 */
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::v-deep .el-dialog__body::-webkit-scrollbar {
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width: 8px; /* 滚动条宽度 */
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}
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::v-deep .el-dialog__body::-webkit-scrollbar-thumb {
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background-color: #888; /* 滚动条拖动块颜色 */
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height: 6px;
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border-radius: 5px;
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}
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::v-deep .el-dialog__body::-webkit-scrollbar-track {
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background-color: transparent; /* 滚动条轨道颜色 */
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}
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/* 鼠标悬停在滚动条上时的样式 */
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::v-deep .el-dialog__body::-webkit-scrollbar-thumb:hover {
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background-color: #555;
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}
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}
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/* 自定义滚动条样式 */
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::v-deep .el-table__body-wrapper::-webkit-scrollbar {
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width: 6px; /* 滚动条宽度 */
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height: 6px;
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}
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::v-deep .el-table__body-wrapper::-webkit-scrollbar-thumb {
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background-color: #888; /* 滚动条拖动块颜色 */
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height: 100px;
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border-radius: 5px;
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}
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::v-deep .el-table__body-wrapper::-webkit-scrollbar-track {
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background-color: transparent; /* 滚动条轨道颜色 */
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}
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/* 鼠标悬停在滚动条上时的样式 */
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::v-deep .el-table__body-wrapper::-webkit-scrollbar-thumb:hover {
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background-color: #555;
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cursor: pointer;
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}
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</style>
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