科类

app/Http/Controllers/Api/V1/HomeController.php

@@ -340,7 +340,6 @@ class HomeController extends Controller
             [
                 'cnumber.required' => '考号不能为空!',
                 'username.required' => '姓名不能为空!',
-                'username.required' => '姓名不能为空!',
                 'mobile.required' => '手机号不能为空!',
                 'grade.required' => '成绩不能为空!',
                 'grade.integer' => '请输入正确格式的成绩!',
@@ -361,13 +360,18 @@ class HomeController extends Controller
         $class = $request->get('class');
         $province = $request->get('province');
 
-        $maxgrade = StudentCountModel::where('year', $year)->orderBy('grade', 'desc')->first()->grade;
-        if ($grade > $maxgrade) {
-            $rank = "前10";
-        } else {
-            $rank = StudentCountModel::where('year', $year)->where('grade', $grade)->first(['total'])->total;
+        if(StudentCountModel::where('year', $year)->where('class',$class)->count() > 0){
+            $maxgrade = StudentCountModel::where('year', $year)->where('class',$class)->orderBy('grade', 'desc')->first()->grade;
+            if ($grade > $maxgrade) {
+                $rank = "前10";
+            } else {
+                $rank = StudentCountModel::where('year', $year)->where('class',$class)->where('grade', $grade)->first(['total'])->total;
+            }
+        }else{
+            $rank = '未知';
         }
 
+
         if ($province == "全部省份") {
             $college = MajorInfoModel::where('year', $year)->where('batch', $batch)->where('class', $class)->where('min_grade', "<=", $grade)->groupBy('college')->get();
         } else {