大改

@@ -2,7 +2,6 @@
 
 namespace app\api\controller;
 
-use app\api\model\School;
 use app\common\controller\Api;
 
 /**
@@ -52,15 +51,12 @@ class Activity extends Api
         if (empty($id)) {
             $this->error('参数错误', ['status' => 3]);
         }
-        $data = db('school s')
-            ->join('activity a','a.id = s.activity_id')
-            ->where('s.activity_id', $id)
-            ->field('s.*,a.title as activity_name')
-            ->paginate(10,false)
-            ->each(function ($item,$key){
-                $item['createtime'] = date('Y-m-d',$item['createtime']);
-                return $item;
-            });
+        $data = db('campus c')
+            ->join('activity a','a.id = c.activity_id')
+            ->join('school s','s.id = c.school_id')
+            ->where('c.activity_id', $id)
+            ->field('c.*,a.title as activity_name,s.title as school_name')
+            ->paginate(10,false);
         if (empty($data)) {
             $this->error('空空', ['status' => 3]);
         }

@@ -210,6 +210,4 @@ class Index extends Api
         //最终显示
         $this->success('个人排行榜', [$data, 'status' => 1]);
     }
-
-
 }