feat: There is no way the, 56672 编辑 文件过多 再次编辑时 上传的多个文件丢失大部分

src/pages/regulatoryRepository/dataCenter/index.vue

@@ -314,9 +314,9 @@
             <el-upload
                 class="upload-demo"
                 action="/api/att/attFile/uploadNew"
+                :before-upload="beginImportFile"
                 :on-preview="handlePreview"
                 :on-remove="handleRemove"
-                :before-remove="beforeRemove"
                 multiple
                 :limit="50"
                 :on-exceed="handleExceed"
@@ -644,15 +644,42 @@ export default {
         }
       });
     },
+    beginImportFile (file) {
+      var filename = file.name
+      var index1 = filename.lastIndexOf('.')
+      var index2 = filename.length
+      var fileSuffix = filename.substring(index1, index2)
+      // const fileSuffix = file.name.split('.')[1] // 后缀名
+      // 判断上传文件格式
+      if (fileSuffix === '.pdf' || fileSuffix === '.PDF' || fileSuffix === '.ppt'|| fileSuffix === '.PPT' || fileSuffix === '.pptx'|| fileSuffix === '.PPTX'|| fileSuffix === '.doc' || fileSuffix === '.DOC' || fileSuffix === '.docx' || fileSuffix === '.DOCX' || fileSuffix === '.xls' || fileSuffix === '.xlsx') {
+        return true
+      } else {
+        this.spinShow = false
+        this.$message.error('文件' + file.name + '格式不正确，请上传PDF/PPT/PPTX/DOC/DOCX或XLS文件')
+        return false
+      }
+      // 判断文件上传大小
+      // eslint-disable-next-line no-unreachable
+      if (file.size / 1024 / 1024 <= 200) {
+        return true
+      } else {
+        this.$message.error('文件' + file.name + '大小不超过200M')
+        return false
+      }
+      return true
+    },
     uploadSuccess(response, file, fileList) {
-      const fileIdList = fileList.map(item => {
-        if (item.response){
-          return item.response.data.attId
-        }else {
-          return item.id
-        }
-      })
-      this.attributeEO.attachFileId = fileIdList.join(',')
+
+      if(response.ok){
+        const fileIdList = fileList.map(item => {
+          if (item.response){
+            return item.response.data.attId
+          }else {
+            return item.id
+          }
+        })
+        this.attributeEO.attachFileId = fileIdList.join(',')
+      }
     },
     handleRemove(file, fileList) {
       const fileIdList = fileList.map(item => {