feat(system): 添加菜单管理功能- 在 MenuService 中新增创建、更新和删除菜单的方法

- 实现 MenuServiceImpl 类，添加具体的操作逻辑
- 新增 MenuController 控制器，提供菜单管理的 API 接口
- 创建 MenuDto 数据传输对象，用于菜单信息的传递
- 添加 MenuMapper 映射接口，实现菜单数据的转换
- 移除 UserController 中的菜单相关代码，改为在 MenuController 中统一管理

src/main/java/com/zsc/edu/gateway/modules/system/controller/MenuController.java

@@ -0,0 +1,63 @@
+package com.zsc.edu.gateway.modules.system.controller;
+
+import com.zsc.edu.gateway.framework.security.UserDetailsImpl;
+import com.zsc.edu.gateway.modules.system.dto.MenuDto;
+import com.zsc.edu.gateway.modules.system.entity.Menu;
+import com.zsc.edu.gateway.modules.system.service.MenuService;
+import com.zsc.edu.gateway.modules.system.utils.TreeUtil;
+import com.zsc.edu.gateway.modules.system.vo.MenuVo;
+import lombok.AllArgsConstructor;
+import org.springframework.security.core.annotation.AuthenticationPrincipal;
+import org.springframework.web.bind.annotation.*;
+
+import java.util.List;
+
+/**
+ * @author zhuang
+ */
+@AllArgsConstructor
+@RestController
+@RequestMapping("/api/rest/menu")
+public class MenuController {
+
+    private final MenuService service;
+
+
+    /**
+     * 获取菜单树
+     */
+    @GetMapping("/menu")
+    public List<MenuVo> menu(@AuthenticationPrincipal UserDetailsImpl userDetails) {
+        List<MenuVo> list = service.selectByUserId(userDetails.getId(), Menu.Type.PAGE).stream().map(MenuVo::new).toList();
+        return TreeUtil.makeTree(
+                list,
+                x -> x.getPid() == null,
+                (x, y) -> x.getId().equals(y.getPid()),
+                MenuVo::setChildren
+        );
+    }
+
+    /**
+     * 新建菜单
+     */
+    @PostMapping("")
+    public Menu create(MenuDto dto) {
+        return service.create(dto);
+    }
+
+    /**
+     * 更新菜单
+     */
+    @PatchMapping("")
+    public Menu update(MenuDto dto, Long id) {
+        return service.update(dto, id);
+    }
+
+    /**
+     * 删除菜单
+     */
+    @DeleteMapping("/{id}")
+    public Boolean delete(@PathVariable Long id) {
+        return service.delete(id);
+    }
+}

src/main/java/com/zsc/edu/gateway/modules/system/controller/UserController.java

@@ -190,19 +190,6 @@ public class UserController {
         return service.getById(id);
     }
 
-    /**
-     * 获取MENU
-     * */
-    @GetMapping("/menu")
-    public List<MenuVo> menu(@AuthenticationPrincipal UserDetailsImpl userDetails) {
-        List<MenuVo> list = menuService.selectByUserId(userDetails.getId(), Menu.Type.PAGE).stream().map(MenuVo::new).toList();
-        return TreeUtil.makeTree(
-                list,
-                x -> x.getPid() == null,
-                (x, y) -> x.getId().equals(y.getPid()),
-                MenuVo::setChildren
-        );
-    }
     /**
      * 发送邮件
      * */

src/main/java/com/zsc/edu/gateway/modules/system/dto/MenuDto.java

@@ -0,0 +1,59 @@
+package com.zsc.edu.gateway.modules.system.dto;
+
+import com.zsc.edu.gateway.modules.system.entity.Menu;
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+/**
+ * @author zhuang
+ */
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
+public class MenuDto {
+    /**
+     * 子部门ID
+     */
+    private Long pid;
+    /**
+     * 菜单类型
+     */
+    private Menu.Type type;
+    /**
+     * 名称
+     */
+    private String name;
+    /**
+     * 路径
+     */
+    private String path;
+    /**
+     * 应用区域
+     */
+    private String locale;
+    /**
+     * 标注
+     */
+    private String icon;
+    /**
+     * 是否需要认证
+     */
+    private Boolean requiresAuth;
+    /**
+     * 是否隐藏
+     */
+    private Boolean hideInMenu;
+    /**
+     * 菜单排序
+     */
+    private Integer menuOrder;
+    /**
+     * 权限
+     */
+    private String permissions;
+    /**
+     * 权限标识
+     */
+    private String authority = "";
+}

src/main/java/com/zsc/edu/gateway/modules/system/mapper/MenuMapper.java

@@ -0,0 +1,15 @@
+package com.zsc.edu.gateway.modules.system.mapper;
+
+import com.zsc.edu.gateway.common.mapstruct.BaseMapper;
+import com.zsc.edu.gateway.modules.system.dto.MenuDto;
+import com.zsc.edu.gateway.modules.system.entity.Menu;
+import org.mapstruct.Mapper;
+import org.mapstruct.MappingConstants;
+import org.mapstruct.ReportingPolicy;
+
+/**
+ * @author zhuang
+ */
+@Mapper(componentModel = MappingConstants.ComponentModel.SPRING, unmappedTargetPolicy = ReportingPolicy.IGNORE)
+public interface MenuMapper extends BaseMapper<MenuDto, Menu> {
+}

src/main/java/com/zsc/edu/gateway/modules/system/service/MenuService.java

@@ -1,6 +1,7 @@
 package com.zsc.edu.gateway.modules.system.service;
 
 import com.baomidou.mybatisplus.extension.service.IService;
+import com.zsc.edu.gateway.modules.system.dto.MenuDto;
 import com.zsc.edu.gateway.modules.system.entity.Menu;
 
 import java.util.List;
@@ -13,4 +14,10 @@ public interface MenuService extends IService<Menu> {
     List<Menu> selectByRoleId(Long roleId);
 
     List<Menu> selectByUserId(Long userId, Menu.Type type);
+
+    Menu create(MenuDto dto);
+
+    Menu update(MenuDto dto, Long id);
+
+    Boolean delete(Long id);
 }

src/main/java/com/zsc/edu/gateway/modules/system/service/impl/MenuServiceImpl.java

@@ -1,8 +1,14 @@
 package com.zsc.edu.gateway.modules.system.service.impl;
 
+import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import com.zsc.edu.gateway.exception.ConstraintException;
+import com.zsc.edu.gateway.modules.system.dto.MenuDto;
 import com.zsc.edu.gateway.modules.system.entity.Menu;
+import com.zsc.edu.gateway.modules.system.entity.RoleMenu;
+import com.zsc.edu.gateway.modules.system.mapper.MenuMapper;
 import com.zsc.edu.gateway.modules.system.repo.MenuRepository;
+import com.zsc.edu.gateway.modules.system.repo.RoleMenuRepository;
 import com.zsc.edu.gateway.modules.system.service.MenuService;
 import lombok.AllArgsConstructor;
 import org.springframework.stereotype.Service;
@@ -15,6 +21,8 @@ import java.util.List;
 @AllArgsConstructor
 @Service
 public class MenuServiceImpl extends ServiceImpl<MenuRepository, Menu> implements MenuService {
+    private MenuMapper mapper;
+    private RoleMenuRepository roleMenuRepository;
     @Override
     public List<Menu> selectByRoleId(Long roleId) {
         return baseMapper.selectByRoleId(roleId);
@@ -24,4 +32,29 @@ public class MenuServiceImpl extends ServiceImpl<MenuRepository, Menu> implement
     public List<Menu> selectByUserId(Long userId, Menu.Type type) {
         return baseMapper.selectByUserId(userId, type);
     }
+
+    @Override
+    public Menu create(MenuDto dto) {
+        Menu menu = mapper.toEntity(dto);
+        baseMapper.insert(menu);
+        return menu;
+    }
+
+    @Override
+    public Menu update(MenuDto dto, Long id) {
+        Menu menu = baseMapper.selectById(id);
+        if (menu == null) {
+            throw new ConstraintException("菜单不存在!请检查输入ID是否正确!");
+        }
+        mapper.convert(dto, menu);
+        baseMapper.updateById(menu);
+        return menu;
+    }
+
+    @Override
+    public Boolean delete(Long id) {
+        LambdaQueryWrapper<RoleMenu> queryWrapper = new LambdaQueryWrapper<>();
+        roleMenuRepository.delete(queryWrapper.eq(RoleMenu::getMenuId, id));
+        return removeById(id);
+    }
 }