修改测试问题

src/utils/echartMethod.ts

@@ -135,6 +135,56 @@ export const yMethod = (arr: any) => {
     return [min, max]
 }
 
+export interface ExportFileNameOptions {
+    subject?: string
+    feature: string
+    date?: string | Date | string[] | null
+    ext?: string
+}
+
+/** 导出文件名中的日期，固定为当前年月日 yyyy-mm-dd */
+export const formatExportDate = (): string => {
+    const pad = (n: number) => String(n).padStart(2, '0')
+    const now = new Date()
+    return `${now.getFullYear()}-${pad(now.getMonth() + 1)}-${pad(now.getDate())}`
+}
+
+/** 波形下载文件名中的时间，固定为当前时间 yyyy-mm-dd-HH-mm-ss */
+export const formatExportDateTime = (): string => {
+    const pad = (n: number) => String(n).padStart(2, '0')
+    const now = new Date()
+    return `${now.getFullYear()}-${pad(now.getMonth() + 1)}-${pad(now.getDate())}`
+}
+
+/** 监测点 / 设备 / 项目（可选）_ 功能 _ yyyy-mm-dd（当前日期） */
+export const buildExportBaseName = (options: Pick<ExportFileNameOptions, 'subject' | 'feature' | 'date'>): string => {
+    const { subject, feature } = options
+    const dateStr = formatExportDate()
+    return [subject?.trim(), feature?.trim(), dateStr].filter(part => part).join('_')
+}
+
+/** 波形 zip 下载：监测点_波形_yyyy-mm-dd-HH-mm-ss.zip（当前时间） */
+export const buildWaveExportFileName = (subject?: string): string => {
+    const base = [subject?.trim(), '波形', formatExportDateTime()].filter(part => part).join('_')
+    return `${base}.zip`
+}
+
+export const buildExportFileName = (options: ExportFileNameOptions): string => {
+    const ext = (options.ext || 'csv').replace(/^\./, '')
+    return `${buildExportBaseName(options)}.${ext}`
+}
+
+export const resolveExportFileName = (filenameOrOptions: string | ExportFileNameOptions): string => {
+    if (typeof filenameOrOptions === 'string') {
+        return filenameOrOptions
+    }
+    return buildExportFileName(filenameOrOptions)
+}
+
+/** 从行数据中取监测点 / 设备 / 项目名称 */
+export const getExportSubjectFromRow = (row: any): string =>
+    row?.lineName || row?.equipmentName || row?.projectName || row?.engineeringName || row?.name || ''
+
 /**
  * title['A相','B相',]
  * data[[1,2],[3,4]]
@@ -150,7 +200,8 @@ const convertToCSV = (title: object, data: any) => {
     })
     return csv
 }
-export const exportCSV = (title: object, data: any, filename: string) => {
+export const exportCSV = (title: object, data: any, filenameOrOptions: string | ExportFileNameOptions) => {
+    const filename = resolveExportFileName(filenameOrOptions)
     const csv = convertToCSV(title, data)
     const blob = new Blob([csv], { type: 'text/csv;charset=utf-8;' })
     const link = document.createElement('a')
@@ -190,10 +241,13 @@ export const buildSeriesCsvData = (seriesList: Array<{ name: string; data?: any[
     return { titles, rows }
 }
 
-export const exportSeriesCSV = (seriesList: Array<{ name: string; data?: any[] }>, filename: string) => {
+export const exportSeriesCSV = (
+    seriesList: Array<{ name: string; data?: any[] }>,
+    filenameOrOptions: string | ExportFileNameOptions
+) => {
     const { titles, rows } = buildSeriesCsvData(seriesList)
     if (!rows.length) return
-    exportCSV(titles, rows, filename)
+    exportCSV(titles, rows, filenameOrOptions)
 }
 
 /**