import { Migration } from '@mikro-orm/migrations';

export class Migration20260518133000 extends Migration {

  override async up(): Promise<void> {
    this.addSql(`create sequence if not exists "orders_order_number_seq";`);
    this.addSql(`select setval('orders_order_number_seq', coalesce((select max("order_number") from "orders"), 1), (select count(*) > 0 from "orders"));`);
    this.addSql(`alter table "orders" alter column "order_number" set default nextval('orders_order_number_seq');`);
  }

  override async down(): Promise<void> {
    this.addSql(`alter table "orders" alter column "order_number" drop default;`);
    this.addSql(`drop sequence if exists "orders_order_number_seq";`);
  }

}