增加系统管理代码框架

src/main/java/com/rj/controller/sys/MenuController.java

@@ -0,0 +1,307 @@
+package com.rj.controller.sys;
+
+import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.rj.entity.sys.Menu;
+import com.rj.service.sys.IMenuService;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.Parameter;
+import io.swagger.v3.oas.annotations.tags.Tag;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.*;
+
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * <p>
+ * 菜单表 前端控制器
+ * </p>
+ *
+ * @author 系统生成
+ * @since 2025-08-07
+ */
+@RestController
+@RequestMapping("/api/sys/menu")
+@Tag(name = "菜单管理", description = "菜单管理相关接口")
+public class MenuController {
+
+    @Autowired
+    private IMenuService menuService;
+
+    /**
+     * 新增菜单
+     */
+    @PostMapping("/add")
+    @Operation(summary = "新增菜单", description = "添加新的菜单信息")
+    public ResponseEntity<Map<String, Object>> addMenu(
+            @Parameter(description = "菜单信息", required = true)
+            @RequestBody Menu menu) {
+        Map<String, Object> result = new HashMap<>();
+        try {
+            boolean success = menuService.save(menu);
+            if (success) {
+                result.put("success", true);
+                result.put("message", "菜单添加成功");
+                result.put("data", menu);
+                return ResponseEntity.ok(result);
+            } else {
+                result.put("success", false);
+                result.put("message", "菜单添加失败");
+                return ResponseEntity.badRequest().body(result);
+            }
+        } catch (Exception e) {
+            result.put("success", false);
+            result.put("message", "菜单添加异常：" + e.getMessage());
+            return ResponseEntity.internalServerError().body(result);
+        }
+    }
+
+    /**
+     * 根据ID查询菜单
+     */
+    @GetMapping("/get/{id}")
+    @Operation(summary = "根据ID查询菜单", description = "根据菜单ID获取菜单详细信息")
+    public ResponseEntity<Map<String, Object>> getMenuById(
+            @Parameter(description = "菜单ID", required = true)
+            @PathVariable Integer id) {
+        Map<String, Object> result = new HashMap<>();
+        try {
+            Menu menu = menuService.getById(id);
+            if (menu != null) {
+                result.put("success", true);
+                result.put("message", "查询成功");
+                result.put("data", menu);
+                return ResponseEntity.ok(result);
+            } else {
+                result.put("success", false);
+                result.put("message", "菜单不存在");
+                return ResponseEntity.notFound().build();
+            }
+        } catch (Exception e) {
+            result.put("success", false);
+            result.put("message", "查询异常：" + e.getMessage());
+            return ResponseEntity.internalServerError().body(result);
+        }
+    }
+
+    /**
+     * 根据菜单名查询菜单
+     */
+    @GetMapping("/getByName")
+    @Operation(summary = "根据菜单名查询菜单", description = "根据菜单名查询菜单信息")
+    public ResponseEntity<Map<String, Object>> getMenuByName(
+            @Parameter(description = "菜单名", required = true)
+            @RequestParam String name) {
+        Map<String, Object> result = new HashMap<>();
+        try {
+            LambdaQueryWrapper<Menu> queryWrapper = new LambdaQueryWrapper<>();
+            queryWrapper.eq(Menu::getName, name);
+            List<Menu> menuList = menuService.list(queryWrapper);
+            result.put("success", true);
+            result.put("message", "查询成功");
+            result.put("data", menuList);
+            result.put("count", menuList.size());
+            return ResponseEntity.ok(result);
+        } catch (Exception e) {
+            result.put("success", false);
+            result.put("message", "查询异常：" + e.getMessage());
+            return ResponseEntity.internalServerError().body(result);
+        }
+    }
+
+    /**
+     * 根据父菜单ID查询子菜单
+     */
+    @GetMapping("/getByParentId/{parentId}")
+    @Operation(summary = "根据父菜单ID查询子菜单", description = "根据父菜单ID查询子菜单信息")
+    public ResponseEntity<Map<String, Object>> getMenuByParentId(
+            @Parameter(description = "父菜单ID", required = true)
+            @PathVariable Integer parentId) {
+        Map<String, Object> result = new HashMap<>();
+        try {
+            LambdaQueryWrapper<Menu> queryWrapper = new LambdaQueryWrapper<>();
+            queryWrapper.eq(Menu::getParentId, parentId);
+            List<Menu> menuList = menuService.list(queryWrapper);
+            result.put("success", true);
+            result.put("message", "查询成功");
+            result.put("data", menuList);
+            result.put("count", menuList.size());
+            return ResponseEntity.ok(result);
+        } catch (Exception e) {
+            result.put("success", false);
+            result.put("message", "查询异常：" + e.getMessage());
+            return ResponseEntity.internalServerError().body(result);
+        }
+    }
+
+    /**
+     * 分页查询菜单列表
+     */
+    @GetMapping("/list")
+    @Operation(summary = "分页查询菜单列表", description = "分页查询菜单信息列表")
+    public ResponseEntity<Map<String, Object>> getMenuList(
+            @Parameter(description = "页码", example = "1")
+            @RequestParam(defaultValue = "1") Integer current,
+            @Parameter(description = "每页大小", example = "10")
+            @RequestParam(defaultValue = "10") Integer size,
+            @Parameter(description = "菜单名（模糊查询）")
+            @RequestParam(required = false) String name,
+            @Parameter(description = "父菜单ID")
+            @RequestParam(required = false) Integer parentId) {
+        Map<String, Object> result = new HashMap<>();
+        try {
+            Page<Menu> page = new Page<>(current, size);
+            LambdaQueryWrapper<Menu> queryWrapper = new LambdaQueryWrapper<>();
+            
+            // 添加查询条件
+            if (name != null && !name.trim().isEmpty()) {
+                queryWrapper.like(Menu::getName, name);
+            }
+            if (parentId != null) {
+                queryWrapper.eq(Menu::getParentId, parentId);
+            }
+            
+            // 按菜单ID倒序排列
+            queryWrapper.orderByDesc(Menu::getMenuId);
+            
+            Page<Menu> menuPage = menuService.page(page, queryWrapper);
+            
+            result.put("success", true);
+            result.put("message", "查询成功");
+            result.put("data", menuPage.getRecords());
+            result.put("total", menuPage.getTotal());
+            result.put("current", menuPage.getCurrent());
+            result.put("size", menuPage.getSize());
+            result.put("pages", menuPage.getPages());
+            
+            return ResponseEntity.ok(result);
+        } catch (Exception e) {
+            result.put("success", false);
+            result.put("message", "查询异常：" + e.getMessage());
+            return ResponseEntity.internalServerError().body(result);
+        }
+    }
+
+    /**
+     * 更新菜单信息
+     */
+    @PutMapping("/update")
+    @Operation(summary = "更新菜单信息", description = "更新菜单详细信息")
+    public ResponseEntity<Map<String, Object>> updateMenu(
+            @Parameter(description = "菜单信息", required = true)
+            @RequestBody Menu menu) {
+        Map<String, Object> result = new HashMap<>();
+        try {
+            if (menu.getMenuId() == null) {
+                result.put("success", false);
+                result.put("message", "菜单ID不能为空");
+                return ResponseEntity.badRequest().body(result);
+            }
+            
+            boolean success = menuService.updateById(menu);
+            
+            if (success) {
+                result.put("success", true);
+                result.put("message", "菜单信息更新成功");
+                result.put("data", menu);
+                return ResponseEntity.ok(result);
+            } else {
+                result.put("success", false);
+                result.put("message", "菜单信息更新失败");
+                return ResponseEntity.badRequest().body(result);
+            }
+        } catch (Exception e) {
+            result.put("success", false);
+            result.put("message", "更新异常：" + e.getMessage());
+            return ResponseEntity.internalServerError().body(result);
+        }
+    }
+
+    /**
+     * 根据ID删除菜单
+     */
+    @DeleteMapping("/delete/{id}")
+    @Operation(summary = "删除菜单", description = "根据菜单ID删除菜单信息")
+    public ResponseEntity<Map<String, Object>> deleteMenu(
+            @Parameter(description = "菜单ID", required = true)
+            @PathVariable Integer id) {
+        Map<String, Object> result = new HashMap<>();
+        try {
+            boolean success = menuService.removeById(id);
+            if (success) {
+                result.put("success", true);
+                result.put("message", "菜单删除成功");
+                return ResponseEntity.ok(result);
+            } else {
+                result.put("success", false);
+                result.put("message", "菜单删除失败");
+                return ResponseEntity.badRequest().body(result);
+            }
+        } catch (Exception e) {
+            result.put("success", false);
+            result.put("message", "删除异常：" + e.getMessage());
+            return ResponseEntity.internalServerError().body(result);
+        }
+    }
+
+    /**
+     * 批量删除菜单
+     */
+    @DeleteMapping("/batchDelete")
+    @Operation(summary = "批量删除菜单", description = "根据菜单ID列表批量删除菜单信息")
+    public ResponseEntity<Map<String, Object>> batchDeleteMenus(
+            @Parameter(description = "菜单ID列表", required = true)
+            @RequestBody List<Integer> ids) {
+        Map<String, Object> result = new HashMap<>();
+        try {
+            if (ids == null || ids.isEmpty()) {
+                result.put("success", false);
+                result.put("message", "菜单ID列表不能为空");
+                return ResponseEntity.badRequest().body(result);
+            }
+            
+            boolean success = menuService.removeByIds(ids);
+            if (success) {
+                result.put("success", true);
+                result.put("message", "批量删除成功，共删除 " + ids.size() + " 条记录");
+                return ResponseEntity.ok(result);
+            } else {
+                result.put("success", false);
+                result.put("message", "批量删除失败");
+                return ResponseEntity.badRequest().body(result);
+            }
+        } catch (Exception e) {
+            result.put("success", false);
+            result.put("message", "批量删除异常：" + e.getMessage());
+            return ResponseEntity.internalServerError().body(result);
+        }
+    }
+
+    /**
+     * 获取菜单统计信息
+     */
+    @GetMapping("/statistics")
+    @Operation(summary = "获取菜单统计信息", description = "获取菜单总数等统计信息")
+    public ResponseEntity<Map<String, Object>> getMenuStatistics() {
+        Map<String, Object> result = new HashMap<>();
+        try {
+            long totalCount = menuService.count();
+            
+            Map<String, Object> statistics = new HashMap<>();
+            statistics.put("totalMenus", totalCount);
+            
+            result.put("success", true);
+            result.put("message", "统计信息获取成功");
+            result.put("data", statistics);
+            
+            return ResponseEntity.ok(result);
+        } catch (Exception e) {
+            result.put("success", false);
+            result.put("message", "统计信息获取异常：" + e.getMessage());
+            return ResponseEntity.internalServerError().body(result);
+        }
+    }
+}