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<template>
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<div
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v-loading="loading"
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class="bs-remote-wrap"
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element-loading-text="远程组件加载中..."
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>
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<component
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:is="remoteComponent"
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:ref="'remoteComponent'+config.code"
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:config="config"
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@linkage="linkEvent"
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/>
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</div>
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</template>
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<script>
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import linkageMixins from 'data-room-ui/js/mixins/linkageMixins'
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import commonMixins from 'data-room-ui/js/mixins/commonMixins'
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import remoteVueLoader from 'remote-vue-loader'
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import * as g2Plot from '@antv/g2plot'
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import * as _echarts from 'echarts'
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import { mapMutations, mapState } from 'vuex'
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import innerRemoteComponents, { getRemoteComponents } from 'data-room-ui/RemoteComponents/remoteComponentsList'
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import { getBizComponentInfo } from 'data-room-ui/js/api/bigScreenApi'
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import { settingToTheme } from 'data-room-ui/js/utils/themeFormatting'
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import cloneDeep from 'lodash/cloneDeep'
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export default {
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name: 'LcdpRemoteComponent',
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mixins: [linkageMixins, commonMixins],
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props: {
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config: {
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type: Object,
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default: () => ({})
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}
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},
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computed: {
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...mapState('bigScreen', {
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pageInfo: state => state.pageInfo,
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customTheme: state => state.pageInfo.pageConfig.customTheme
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}),
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isPreview () {
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return (this.$route.path === window?.BS_CONFIG?.routers?.previewUrl) || (this.$route.path === '/big-screen/preview')
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}
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},
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data () {
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return {
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loading: false,
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remoteComponent: null,
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componentInstance: null
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}
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},
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watch: {
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},
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created () {
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this.getRemoteComponent()
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},
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mounted () {
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this.chartInit()
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},
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methods: {
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changeData (config, filterList) {
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// 调用混入中的方法
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let promise = this.$options.mixins[1].methods.changeData.call(this, config, filterList)
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return promise.then(res => {
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config = res
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// 当前组件的方法调用
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let remote = this.$refs['remoteComponent'+config.code]
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if (remote && remote.changeData){
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remote.changeData(config, filterList)
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}
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return config
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})
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},
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...mapMutations('bigScreen', ['changeChartConfig']),
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// 尝试渲染远程文件或远程字符串
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getRemoteComponent () {
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this.loading = true
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// 1. 系统组件 通过配置获取
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if (this.config.customize.vueSysComponentDirName) {
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const remoteComponentList = [...innerRemoteComponents, ...getRemoteComponents()]
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// 获得系统组件最新的配置, 同步
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const config = remoteComponentList?.find(item => item.customize.vueSysComponentDirName === this.config.customize.vueSysComponentDirName)
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const vueFile = config?.customize?.vueFile
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const option = config?.option
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const setting = config?.setting
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// 同步配置
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this.synchConfig(option, setting)
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this.remoteComponent = vueFile
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this.loading = false
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return
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}
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// 2. 业务组件 通过请求获取
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if (this.config.customize.vueBizComponentCode) {
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getBizComponentInfo(this.config.customize.vueBizComponentCode).then(data => {
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const vueContent = data.vueContent
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const settingContent = data.settingContent
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if (!this.config?.option?.data) {
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this.resolveStrSetting(settingContent)
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this.config = this.dataFormatting(this.config, { success: false })
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}
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this.remoteComponent = remoteVueLoader('data:text/plain,' + encodeURIComponent(vueContent))
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}).finally(() => {
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this.loading = false
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})
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}
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},
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async chartInit () {
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let config = this.config
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config.g2Plots = g2Plot
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config.echarts = _echarts
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this.componentInstance = this.$refs['remoteComponent' + config.code]
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// key和code相等，说明是一进来刷新，调用list接口
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if (this.config.code === this.config.key || this.isPreview) {
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// 改变样式
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config = this.changeStyle(config) ? this.changeStyle(config) : config
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// 改变数据
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config = await this.changeDataByCode(config)
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} else {
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// 否则说明是更新，这里的更新只指更新数据（改变样式时是直接调取changeStyle方法），因为更新数据会改变key,调用chart接口
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// TODO 直接改变prop控制台会报错，待优化
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try {
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this.config = await this.changeData(config)
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} catch (e) {
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console.error(e)
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}
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}
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},
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linkEvent (formData) {
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this.linkage(formData)
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},
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/**
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* 处理当前组件的字符串配置
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*/
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resolveStrSetting (settingContent) {
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// eslint-disable-next-line prefer-const
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let option = {}
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// eslint-disable-next-line prefer-const
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let setting = []
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// eslint-disable-next-line prefer-const, no-unused-vars
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let title = []
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// eslint-disable-next-line prefer-const, no-unused-vars
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let data = []
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// eslint-disable-next-line prefer-const, no-unused-vars
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let optionHandler = ''
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// eslint-disable-next-line prefer-const
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settingContent = settingContent.replaceAll('const ', '')
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// 去掉 export default及后面代码
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settingContent = settingContent.replace(/export default[\s\S]*/, '')
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eval(settingContent)
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// this.config.option = {
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// ...this.config.option,
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// ...option
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// }
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this.config.option = {
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...option,
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...this.config.option
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}
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this.config.setting = setting
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// 样式改变时更新主题配置
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// this.config.theme = settingToTheme(cloneDeep(this.config), this.customTheme)
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// 获取到setting后将其转化为theme
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// this.config.theme = settingToTheme(this.config, this.customTheme)
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return {
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option,
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setting,
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optionHandler
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}
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},
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/**
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* 组件的配置
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* @returns {Promise<unknown>}
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*/
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// 将config.setting的配置转化为option里的配置，这里之所以将转化的方法提出来，是因为在改变维度指标和样式的时候都需要转化
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transformSettingToOption (config, type) {
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let option = null
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config.setting.forEach(set => {
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if (set.optionField) {
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const optionField = set.optionField.split('.')
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option = config.option
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optionField.forEach((field, index) => {
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if (index === optionField.length - 1) {
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// 数据配置时，必须有值才更新
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if ((set.tabName === type && type === 'data' && set.value) || (set.tabName === type && type === 'custom')) {
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option[field] = set.value
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}
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} else {
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// 如果没有这个属性，则创建该属性，并赋值为空对值
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if (!option[field]) {
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option[field] = {}
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}
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option = option[field]
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}
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})
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}
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})
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return config
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},
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dataFormatting (config, data) {
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// 数据返回成功则赋值
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if (data.success) {
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data = data.data
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config = this.transformSettingToOption(config, 'data')
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// 获取到后端返回的数据，有则赋值
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const option = config.option
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const setting = config.setting
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if (config.dataHandler) {
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try {
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// 此处函数处理data
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eval(config.dataHandler)
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} catch (e) {
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console.error(e)
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}
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}
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config.option.data = data
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} else {
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// 数据返回失败则赋前端的模拟数据
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config.option.data = this.plotList?.find(plot => plot.name === config.name)?.option?.data || config?.option?.data
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}
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return config
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},
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// 组件的样式改变，返回改变后的config
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changeStyle (config, isUpdateTheme) {
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config = { ...this.config, ...config }
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config = this.transformSettingToOption(config, 'custom')
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// 这里定义了option和setting是为了保证在执行eval时,optionHandler、dataHandler里面可能会用到，
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const option = config.option
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const setting = config.setting
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if (this.config.optionHandler) {
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try {
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// 此处函数处理config
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eval(this.config.optionHandler)
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} catch (e) {
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console.error(e)
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}
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}
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// 只有样式改变时更新主题配置，切换主题时不需要保存
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if (!isUpdateTheme) {
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config.theme = settingToTheme(cloneDeep(config), this.customTheme)
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}
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if (this.chart) {
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this.chart.update(config.option)
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}
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this.changeChartConfig(config)
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if (config.code === this.activeCode) {
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this.changeActiveItemConfig(config)
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}
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// this.changeChartConfig(config)
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// 在this.$refs['remoteComponent' + config.code]这个实例里判断是否存在customStyle方法，如果存在则执行
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const componentInstance = this.$refs['remoteComponent' + config.code]
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if (componentInstance && componentInstance.$options.methods && componentInstance.$options.methods.customStyle) {
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// 调用 customStyle 方法
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this.$refs['remoteComponent' + config.code]?.customStyle(config)
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}
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return config
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},
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// 同步配置
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synchConfig (option, setting) {
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// 对比this.config.setting 和 setting，进行合并，数据以this.config.option对象的value为准
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// TODO
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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-remote-wrap {
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width: 100%;
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height: 100%;
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}
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</style>
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