refactor(exception): 优化异常处理和日志记录

- 修改了 DeptServiceTest 中的断言方式
- 更新了 ExceptionUtil 中的异常处理逻辑，增加了更详细的错误提示
- 在 RoleServiceImpl 中添加了 @Transactional 注解和空值过滤
- 在 V1WorkflowController 中引入了 ExceptionUtil 进行异常处理

src/main/java/com/zsc/edu/dify/exception/ExceptionUtil.java

@@ -12,7 +12,16 @@ public class ExceptionUtil {
             return supplier.get();
         } catch (RuntimeException e) {
             System.err.println(e.getMessage());
-            throw new ApiException("服务器错误");
+            throw new ApiException("服务器错误，请联系工作人员！");
+        }
+    }
+
+    public static <T> T difyNotFoundException(Supplier<T> supplier) throws ApiException {
+        try {
+            return supplier.get();
+        } catch (RuntimeException e) {
+            System.err.println(e.getMessage());
+            throw new ApiException("数据不存在，请检查传递参数是否错误！");
         }
     }
 }

src/main/java/com/zsc/edu/dify/modules/dify/controller/V1WorkflowController.java

@@ -1,6 +1,7 @@
 package com.zsc.edu.dify.modules.dify.controller;
 
 import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
+import com.zsc.edu.dify.exception.ExceptionUtil;
 import com.zsc.edu.dify.framework.mybatisplus.DataPermission;
 import com.zsc.edu.dify.framework.security.SecurityUtil;
 import com.zsc.edu.dify.modules.dify.entity.WorkflowData;
@@ -43,7 +44,7 @@ public class V1WorkflowController {
     @OperationLogAnnotation(content = "'dify工作流'", operationType = "运行")
     public WorkflowRunResponse runWorkflow(@RequestBody WorkflowRunRequest request, @PathVariable String appId) {
         request.setUserId(SecurityUtil.getUserInfo().id.toString());
-        return difyWorkflowService.run(request, appId);
+        return ExceptionUtil.difyException(() -> difyWorkflowService.run(request, appId));
     }
 
     /**
@@ -80,7 +81,7 @@ public class V1WorkflowController {
     @PreAuthorize("hasAuthority('dify:workflow:info')")
     public WorkflowInfoResponse info(String workflowRunId, @PathVariable String appId) {
         String apiKey =appEntityService.getApikey(appId);
-        return difyWorkflow.info(workflowRunId, apiKey);
+        return ExceptionUtil.difyNotFoundException(() -> difyWorkflow.info(workflowRunId, apiKey));
     }
 
     /**

src/main/java/com/zsc/edu/dify/modules/system/service/impl/RoleServiceImpl.java

@@ -13,6 +13,7 @@ import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
 import com.zsc.edu.dify.modules.system.vo.RoleVo;
 import lombok.AllArgsConstructor;
 import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
 
 import java.util.List;
 import java.util.Objects;
@@ -38,6 +39,7 @@ public class RoleServiceImpl extends ServiceImpl<RoleRepository, Role> implement
     private final RoleRepository roleRepository;
 
     @Override
+    @Transactional
     public Role create(RoleDto dto) {
         boolean existsByName = count(new LambdaQueryWrapper<Role>().eq(Role::getName, dto.getName())) > 0;
         if (existsByName) {
@@ -50,8 +52,11 @@ public class RoleServiceImpl extends ServiceImpl<RoleRepository, Role> implement
         if (dto.getMenuIds() != null) {
             roleMenuRepository.insert(
                     dto.getMenuIds().stream()
-                            .map(menuId -> new RoleMenu(role.getId(), menuId)).collect(Collectors.toList()));
+                            .filter(Objects::nonNull)
+                            .map(menuId -> new RoleMenu(role.getId(), menuId))
+                            .collect(Collectors.toList()));
         }
+
         return role;
     }
 

src/test/java/com/zsc/edu/dify/service/system/DeptServiceTest.java

@@ -93,7 +93,8 @@ class DeptServiceTest {
         assertEquals(tmp.getId(), dept2.id);
         // 不能改为其他已存在的同名同代码部门
         assertThrows(ConstraintException.class,
-                () -> service.edit(new DeptDto(dept3.getName(), "remark",null), dept2.id));
+                () -> service.edit(
+                        new DeptDto(dept3.getName(), "remark",null), dept2.id));
     }