增加定时清理回收站文件

src/main/java/com/filesystem/config/GlobalExceptionHandler.java

@@ -2,22 +2,59 @@ package com.filesystem.config;
 
 import org.springframework.http.HttpStatus;
 import org.springframework.http.ResponseEntity;
+import org.springframework.validation.FieldError;
+import org.springframework.web.bind.MethodArgumentNotValidException;
 import org.springframework.web.bind.annotation.ExceptionHandler;
 import org.springframework.web.bind.annotation.RestControllerAdvice;
+import org.springframework.web.multipart.MaxUploadSizeExceededException;
 
 import java.io.IOException;
+import java.util.HashMap;
 import java.util.Map;
+import java.util.stream.Collectors;
 
 @RestControllerAdvice
 public class GlobalExceptionHandler {
     
+    /**
+     * 处理文件上传大小超限异常
+     */
+    @ExceptionHandler(MaxUploadSizeExceededException.class)
+    public ResponseEntity<?> handleMaxUploadSizeExceededException(MaxUploadSizeExceededException e) {
+        return ResponseEntity.status(HttpStatus.PAYLOAD_TOO_LARGE)
+            .body(Map.of("message", "文件大小超过限制，单次上传总大小不能超过500MB"));
+    }
+    
+    /**
+     * 处理参数校验异常
+     */
+    @ExceptionHandler(MethodArgumentNotValidException.class)
+    public ResponseEntity<?> handleValidationException(MethodArgumentNotValidException e) {
+        String errorMsg = e.getBindingResult().getFieldErrors().stream()
+            .map(FieldError::getDefaultMessage)
+            .collect(Collectors.joining(", "));
+        return ResponseEntity.status(HttpStatus.BAD_REQUEST)
+            .body(Map.of("message", errorMsg.isEmpty() ? "参数校验失败" : errorMsg));
+    }
+    
+    /**
+     * 处理非法参数异常
+     */
+    @ExceptionHandler(IllegalArgumentException.class)
+    public ResponseEntity<?> handleIllegalArgumentException(IllegalArgumentException e) {
+        return ResponseEntity.status(HttpStatus.BAD_REQUEST)
+            .body(Map.of("message", e.getMessage() != null ? e.getMessage() : "参数错误"));
+    }
+    
     /**
      * 处理所有运行时异常
      */
     @ExceptionHandler(RuntimeException.class)
     public ResponseEntity<?> handleRuntimeException(RuntimeException e) {
         e.printStackTrace();
-        return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR)
+        // 业务异常返回 400，避免触发前端登录跳转
+        HttpStatus status = HttpStatus.BAD_REQUEST;
+        return ResponseEntity.status(status)
             .body(Map.of("message", e.getMessage() != null ? e.getMessage() : "服务器内部错误"));
     }
     

web-vue/src/api/request.js

@@ -36,6 +36,7 @@ request.interceptors.response.use(
     }
 
     const status = error.response?.status
+    const errorMsg = error.response?.data?.message || error.message || '请求失败'
     
     // 只有 401/403 才清理 token 并跳转登录页
     // 但在登录页时不跳转（避免死循环），登录接口的 401 也不跳转
@@ -57,9 +58,20 @@ request.interceptors.response.use(
       localStorage.removeItem('storageLimit')
       
       window.location.href = '/login'
+      return Promise.reject(error)
     }
     
-    return Promise.reject(error)
+    // 413 文件过大，返回带消息的错误
+    if (status === 413) {
+      const err = new Error(errorMsg)
+      err.response = error.response
+      return Promise.reject(err)
+    }
+    
+    // 其他错误，返回带消息的错误
+    const err = new Error(errorMsg)
+    err.response = error.response
+    return Promise.reject(err)
   }
 )
 

web-vue/src/views/files/index.vue

@@ -389,7 +389,8 @@ const handleUpload = async (fileList) => {
     loadFiles()
     refreshStorage()
   } catch (e) {
-    ElMessage.error('上传失败')
+    const errorMsg = e.response?.data?.message || e.message || '上传失败'
+    ElMessage.error(errorMsg)
   } finally {
     uploading.value = false
   }
@@ -401,7 +402,8 @@ const handleCreateFolder = async (name) => {
     ElMessage.success('创建成功')
     loadFiles()
   } catch (e) {
-    ElMessage.error('创建失败')
+    const errorMsg = e.response?.data?.message || e.message || '创建失败'
+    ElMessage.error(errorMsg)
   }
 }
 
@@ -445,7 +447,8 @@ const handleConfirmRename = async ({ id, name }) => {
     ElMessage.success('重命名成功')
     loadFiles()
   } catch (e) {
-    ElMessage.error('重命名失败')
+    const errorMsg = e.response?.data?.message || e.message || '重命名失败'
+    ElMessage.error(errorMsg)
   }
 }
 
@@ -459,7 +462,8 @@ const handleDownload = async (file) => {
     a.click()
     URL.revokeObjectURL(url)
   } catch (e) {
-    ElMessage.error('下载失败')
+    const errorMsg = e.response?.data?.message || e.message || '下载失败'
+    ElMessage.error(errorMsg)
   }
 }
 
@@ -482,7 +486,8 @@ const handleRestore = async (file) => {
     ElMessage.success('已还原')
     loadFiles()
   } catch (e) {
-    ElMessage.error('还原失败')
+    const errorMsg = e.response?.data?.message || e.message || '还原失败'
+    ElMessage.error(errorMsg)
   }
 }
 
@@ -494,7 +499,8 @@ const handleDeletePermanently = async (file) => {
     loadFiles()
     refreshStorage()
   } catch (e) {
-    ElMessage.error('删除失败')
+    const errorMsg = e.response?.data?.message || e.message || '删除失败'
+    ElMessage.error(errorMsg)
   }
 }
 
@@ -506,7 +512,8 @@ const handleEmptyTrash = async () => {
     loadFiles()
     refreshStorage()
   } catch (e) {
-    ElMessage.error('操作失败')
+    const errorMsg = e.response?.data?.message || e.message || '操作失败'
+    ElMessage.error(errorMsg)
   }
 }
 
@@ -524,7 +531,8 @@ const handleConfirmShare = async ({ users, permission }) => {
     ElMessage.success('共享成功')
     loadFiles()
   } catch (e) {
-    ElMessage.error('共享失败')
+    const errorMsg = e.response?.data?.message || e.message || '共享失败'
+    ElMessage.error(errorMsg)
   }
 }
 
@@ -535,7 +543,8 @@ const handleCancelShare = async (file) => {
     ElMessage.success('已取消共享')
     loadFiles()
   } catch (e) {
-    ElMessage.error('操作失败')
+    const errorMsg = e.response?.data?.message || e.message || '操作失败'
+    ElMessage.error(errorMsg)
   }
 }
 
@@ -608,7 +617,8 @@ const handleBatchMove = async () => {
     movableFolders.value = res.data || []
     batchMoveVisible.value = true
   } catch (e) {
-    ElMessage.error('获取目录列表失败')
+    const errorMsg = e.response?.data?.message || e.message || '获取目录列表失败'
+    ElMessage.error(errorMsg)
   }
 }
 
@@ -701,7 +711,8 @@ const handleBatchCancelShare = async () => {
     selectedFiles.value = []
     loadFiles()
   } catch (e) {
-    ElMessage.error('操作失败')
+    const errorMsg = e.response?.data?.message || e.message || '操作失败'
+    ElMessage.error(errorMsg)
   }
 }
 
@@ -719,7 +730,8 @@ const handleBatchRestore = async () => {
     loadFiles()
     refreshStorage()
   } catch (e) {
-    ElMessage.error('操作失败')
+    const errorMsg = e.response?.data?.message || e.message || '操作失败'
+    ElMessage.error(errorMsg)
   }
 }