1

src/utils/uiTool.js

@@ -20,13 +20,30 @@ export default class uiTool {
    */
   static getComponent(componentPath) {
     if (!componentPath) return null
-    
+
     // 标准化路径（移除 .vue 后缀）
     const normalizedPath = componentPath.replace(/\.vue$/, '')
-    
+
     // 从映射表中查找
     return componentMap[normalizedPath] || componentMap[componentPath]
   }
+
+  /**
+   * 文件下载工具
+   * @param {Object|Blob} res - 响应数据或Blob对象
+   * @param {String} fileName - 文件名（可选，默认为时间戳.csv）
+   */
+  static downloadFile(res, fileName) {
+    const blob = new Blob([res.data || res])
+    const downloadElement = document.createElement('a')
+    const href = window.URL.createObjectURL(blob)
+    downloadElement.href = href
+    downloadElement.download = fileName || new Date().getTime() + '.csv'
+    document.body.appendChild(downloadElement)
+    downloadElement.click()
+    document.body.removeChild(downloadElement)
+    window.URL.revokeObjectURL(href)
+  }
   static setRem() {
     let whdef = 100 / 1920
     let bodyWidth = document.body.clientWidth