fix bug

app/controller/Help.php

@@ -21,7 +21,7 @@ class Help
         if(empty($info)){
             return show("找不到该学生信息！");
         }
-
+        $hot = $info->hot;
         $data = [
             "userid"=>$userid,
             "student_id"=>$student_id,
@@ -53,7 +53,7 @@ class Help
             Db::name("student")->where(["id" => $student_id])->inc("mhot_count", 1)->update();
 
             Db::commit();
-            return show("助力成功！", SUCCESS_CODE, []);
+            return show("助力成功！", SUCCESS_CODE, ["hot"=>$hot++]);
         }catch (\Exception $e) {
             Db::rollback();
             return show("助力失败！");