sku完成，订单、商品上下架管理正在搞

app/Models/UserReceivingAddressModel.php

@@ -19,4 +19,19 @@ class UserReceivingAddressModel extends BaseModel
     {
         return $this->hasOne(UserModel::class, 'id', 'user_id');
     }
+
+    public function provinceInfo()
+    {
+        return $this->hasOne(RegionModel::class, 'id', 'province');
+    }
+
+    public function cityInfo()
+    {
+        return $this->hasOne(RegionModel::class, 'id', 'city');
+    }
+
+    public function districtInfo()
+    {
+        return $this->hasOne(RegionModel::class, 'id', 'district');
+    }
 }