content: package com.snow.system.controller;
  
  import java.util.List;
  import org.springframework.beans.factory.annotation.Autowired;
  import org.springframework.validation.annotation.Validated;
  import org.springframework.web.bind.annotation.DeleteMapping;
  import org.springframework.web.bind.annotation.GetMapping;
  import org.springframework.web.bind.annotation.PathVariable;
  import org.springframework.web.bind.annotation.PostMapping;
  import org.springframework.web.bind.annotation.PutMapping;
  import org.springframework.web.bind.annotation.RequestBody;
  import org.springframework.web.bind.annotation.RequestMapping;
  import org.springframework.web.bind.annotation.RestController;
  import com.snow.common.core.constant.UserConstants;
  import com.snow.common.core.utils.StringUtils;
  import com.snow.common.core.web.controller.BaseController;
  import com.snow.common.core.web.domain.AjaxResult;
  import com.snow.common.log.annotation.Log;
  import com.snow.common.log.enums.BusinessType;
  import com.snow.common.security.annotation.RequiresPermissions;
  import com.snow.common.security.utils.SecurityUtils;
  import com.snow.system.domain.SysMenu;
  import com.snow.system.service.ISysMenuService;
  
  /**
   * 菜单信息
   * 
   * @author snow
   */
  @RestController
  @RequestMapping("/menu")
  public class SysMenuController extends BaseController
  {
      @Autowired
      private ISysMenuService menuService;
  
      /**
       * 获取菜单列表
       */
      @RequiresPermissions("system:menu:list")
      @GetMapping("/list")
      public AjaxResult list(SysMenu menu)
      {
          Long userId = SecurityUtils.getUserId();
          List<SysMenu> menus = menuService.selectMenuList(menu, userId);
          return success(menus);
      }
  
      /**
       * 根据菜单编号获取详细信息
       */
      @RequiresPermissions("system:menu:query")
      @GetMapping(value = "/{menuId}")
      public AjaxResult getInfo(@PathVariable Long menuId)
      {
          return success(menuService.selectMenuById(menuId));
      }
  
      /**
       * 获取菜单下拉树列表
       */
      @GetMapping("/treeselect")
      public AjaxResult treeselect(SysMenu menu)
      {
          Long userId = SecurityUtils.getUserId();
          List<SysMenu> menus = menuService.selectMenuList(menu, userId);
          return success(menuService.buildMenuTreeSelect(menus));
      }
  
      /**
       * 加载对应角色菜单列表树
       */
      @GetMapping(value = "/roleMenuTreeselect/{roleId}")
      public AjaxResult roleMenuTreeselect(@PathVariable("roleId") Long roleId)
      {
          Long userId = SecurityUtils.getUserId();
          List<SysMenu> menus = menuService.selectMenuList(userId);
          AjaxResult ajax = AjaxResult.success();
          ajax.put("checkedKeys", menuService.selectMenuListByRoleId(roleId));
          ajax.put("menus", menuService.buildMenuTreeSelect(menus));
          return ajax;
      }
  
      /**
       * 新增菜单
       */
      @RequiresPermissions("system:menu:add")
      @Log(title = "菜单管理", businessType = BusinessType.INSERT)
      @PostMapping
      public AjaxResult add(@Validated @RequestBody SysMenu menu)
      {
          if (!menuService.checkMenuNameUnique(menu))
          {
              return error("新增菜单'" + menu.getMenuName() + "'失败，菜单名称已存在");
          }
          else if (UserConstants.YES_FRAME.equals(menu.getIsFrame()) && !StringUtils.ishttp(menu.getPath()))
          {
              return error("新增菜单'" + menu.getMenuName() + "'失败，地址必须以http(s)://开头");
          }
          menu.setCreateBy(SecurityUtils.getUsername());
          return toAjax(menuService.insertMenu(menu));
      }
  
      /**
       * 修改菜单
       */
      @RequiresPermissions("system:menu:edit")
      @Log(title = "菜单管理", businessType = BusinessType.UPDATE)
      @PutMapping
      public AjaxResult edit(@Validated @RequestBody SysMenu menu)
      {
          if (!menuService.checkMenuNameUnique(menu))
          {
              return error("修改菜单'" + menu.getMenuName() + "'失败，菜单名称已存在");
          }
          else if (UserConstants.YES_FRAME.equals(menu.getIsFrame()) && !StringUtils.ishttp(menu.getPath()))
          {
              return error("修改菜单'" + menu.getMenuName() + "'失败，地址必须以http(s)://开头");
          }
          else if (menu.getMenuId().equals(menu.getParentId()))
          {
              return error("修改菜单'" + menu.getMenuName() + "'失败，上级菜单不能选择自己");
          }
          menu.setUpdateBy(SecurityUtils.getUsername());
          return toAjax(menuService.updateMenu(menu));
      }
  
      /**
       * 删除菜单
       */
      @RequiresPermissions("system:menu:remove")
      @Log(title = "菜单管理", businessType = BusinessType.DELETE)
      @DeleteMapping("/{menuId}")
      public AjaxResult remove(@PathVariable("menuId") Long menuId)
      {
          if (menuService.hasChildByMenuId(menuId))
          {
              return warn("存在子菜单,不允许删除");
          }
          if (menuService.checkMenuExistRole(menuId))
          {
              return warn("菜单已分配,不允许删除");
          }
          return toAjax(menuService.deleteMenuById(menuId));
      }
  
      /**
       * 获取路由信息
       * 
       * @return 路由信息
       */
      @GetMapping("getRouters")
      public AjaxResult getRouters()
      {
          Long userId = SecurityUtils.getUserId();
          List<SysMenu> menus = menuService.selectMenuTreeByUserId(userId);
          return success(menuService.buildMenus(menus));
      }
  }
  