修改部分预览，数据完整性，暂态列表等bug调整

src/utils/fileDownLoad.ts

@@ -1,7 +1,7 @@
 import { downloadFile } from '@/api/system-boot/file'
 // 下载文件
 export const download = (urls: any) => {
-
+    console.log('下载',urls)
     downloadFile({ filePath: urls }).then((res: any) => {
         let blob = new Blob([res], {
             type: urls.includes('.pdf')
@@ -40,3 +40,36 @@ function removeLastDotSuffix(str: string) {
     // 如果存在 .，截取到 . 之前的部分；否则返回原字符串
     return lastDotIndex !== -1 ? str.slice(0, lastDotIndex) : str
 }
+
+
+// 预览文件
+export const previewFile = async (urls: any) => {
+    console.log('预览',urls)
+    let url = ''
+    await downloadFile({ filePath: urls }).then((res: any) => {
+        let blob = new Blob([res], {
+            type: urls.includes('.pdf')
+                ? 'application/pdf'
+                : urls.includes('.zip')
+                ? 'application/zip'
+                : urls.includes('.doc')
+                ? 'application/msword'
+                : urls.includes('.docx')
+                ? 'application/vnd.openxmlformats-officedocument.wordprocessingml.document'
+                : urls.includes('.xls')
+                ? 'application/vnd.ms-excel'
+                : urls.includes('.xlsx')
+                ? 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet'
+                : urls.includes('.png')
+                ? 'image/png'
+                : urls.includes('.jpeg')
+                ? 'image/jpeg'
+                : urls.includes('.jpg')
+                ? 'image/jpg'
+                : ''
+        })
+        url = window.URL.createObjectURL(blob)
+    })
+    console.log('url',url)
+    return url
+}