first commit

app/FormModel/admin/articles/trait/ModifyForUpdate.php

@@ -0,0 +1,23 @@
+<?php
+
+namespace App\FormModel\admin\articles\trait;
+
+use App\Model\AppArticle;
+
+trait ModifyForUpdate
+{
+    protected array $canUpdateFields = ['title', 'cover', 'images', 'brand', 'location'];
+
+    public function update()
+    {
+        $query = AppArticle::where(['aid' => $this->attributes['aid']])->first();
+        foreach ($this->canUpdateFields as $field) {
+            $val = $this->attributes[$field] ?? null;
+            if ($val !== null) {
+                $query->{$field} = $this->attributes[$field];
+            }
+        }
+
+        $query->save();
+    }
+}