微调

app/Admin/Controllers/Activity/IndexController.php

@@ -272,19 +272,24 @@ class IndexController extends AdminController
             }
             $form->model()->verifications()->whereNotIn('user_id', $users)->delete();
 
-            //设置核销网点
-            $users = [];
-            foreach ($form->shops['user_id'] as $key => $user_id) {
-                if ($user_id) {
-                    $form->model()
-                         ->shops()
-                         ->updateOrCreate([
-                             'user_id' => $user_id,
-                         ]);
-                    $users[] = $user_id;
+            $shops = isset(request()->shops) ? array_filter(request()->shops['user_id']) : [];
+
+            if (!empty($shops)) {
+                //设置核销网点
+                $users = [];
+                foreach ($form->shops['user_id'] as $key => $user_id) {
+                    if ($user_id) {
+                        $form->model()
+                             ->shops()
+                             ->updateOrCreate([
+                                 'user_id' => $user_id,
+                             ]);
+                        $users[] = $user_id;
+                    }
                 }
+                $form->model()->shops()->whereNotIn('user_id', $users)->delete();
             }
-            $form->model()->shops()->whereNotIn('user_id', $users)->delete();
+
         });
 
         return $form;