导航栏 nav

@@ -133,16 +133,36 @@ class NavController extends BaseController
         $id = BNav::_save($this->user['project_id'],$data,$data['id']??0);
 
         if($id===-1){
-            return $this->response('导航数据不存在','B_NAV_NOTFOUND');
+            return $this->response('导航菜单不存在','B_NAV_NOTFOUND');
         }
 
         return $this->success(BNav::_find($this->user['project_id'],$id,true));
     }
 
 
+    /**
+     * 删除数据
+     * @return \Illuminate\Http\JsonResponse
+     * @author：dc
+     * @time 2023/5/9 9:20
+     */
+    public function delete(){
+        $id = $this->param['id']??0;
+        $data   =   BNav::_find($this->user['project_id'],$id);
+
+        if(empty($data)){
+            return $this->response('导航菜单不存在','B_NAV_NOTFOUND');
+        }
 
 
-    public function delete(){
+        if(BNav::isChild($data['id'],$this->user['project_id'])){
+            return $this->response('存在下级无法删除','B_NAV_DELETE_CHILD');
+        }
+
+
+        if($data->delete()){
+            return $this->response('删除成功',Code::SUCCESS);
+        }
 
     }
 

@@ -129,4 +129,16 @@ class BNav extends Base
         return static::where(['id'=>$id,'project_id'=>$project_id])->count();
     }
 
+    /**
+     * 是否有下级
+     * @param int $id
+     * @param int $project_id
+     * @return mixed
+     * @author：dc
+     * @time 2023/5/9 9:23
+     */
+    public static function isChild(int $id,int $project_id=0)
+    {
+        return static::where(['pid'=>$id,'project_id'=>$project_id])->limit(1)->count();
+    }
 }