add discount

database/migrations/.snapshot-dmenu.json

@@ -4143,7 +4143,7 @@
           "unsigned": false,
           "autoincrement": false,
           "primary": false,
-          "nullable": false,
+          "nullable": true,
           "length": 26,
           "mappedType": "character"
         },
@@ -4431,6 +4431,7 @@
             "id"
           ],
           "referencedTableName": "public.users",
+          "deleteRule": "set null",
           "updateRule": "cascade"
         },
         "orders_restaurant_id_foreign": {

database/migrations/Migration20260701052836_optionalUserForOrder.ts

@@ -0,0 +1,21 @@
+import { Migration } from '@mikro-orm/migrations';
+
+export class Migration20260701052836_optionalUserForOrder extends Migration {
+
+  override async up(): Promise<void> {
+    this.addSql(`alter table "orders" drop constraint "orders_user_id_foreign";`);
+
+    this.addSql(`alter table "orders" alter column "user_id" type char(26) using ("user_id"::char(26));`);
+    this.addSql(`alter table "orders" alter column "user_id" drop not null;`);
+    this.addSql(`alter table "orders" add constraint "orders_user_id_foreign" foreign key ("user_id") references "users" ("id") on update cascade on delete set null;`);
+  }
+
+  override async down(): Promise<void> {
+    this.addSql(`alter table "orders" drop constraint "orders_user_id_foreign";`);
+
+    this.addSql(`alter table "orders" alter column "user_id" type char(26) using ("user_id"::char(26));`);
+    this.addSql(`alter table "orders" alter column "user_id" set not null;`);
+    this.addSql(`alter table "orders" add constraint "orders_user_id_foreign" foreign key ("user_id") references "users" ("id") on update cascade;`);
+  }
+
+}