zod-backend/src/db/migrations/1742112997024-update-customer-table.ts

import { MigrationInterface, QueryRunner } from 'typeorm';

export class UpdateCustomerTable1742112997024 implements MigrationInterface {
  name = 'UpdateCustomerTable1742112997024';

  public async up(queryRunner: QueryRunner): Promise<void> {
    await queryRunner.query(`
            ALTER TABLE "customers"
            RENAME COLUMN "createdAt"
            TO "created_at"
          `);

    await queryRunner.query(`
            ALTER TABLE "customers"
            RENAME COLUMN "updatedAt"
            TO "updated_at"
          `);
    await queryRunner.query(`ALTER TABLE "customers" ADD "waiting_number" SERIAL NOT NULL`);
  }

  public async down(queryRunner: QueryRunner): Promise<void> {
    await queryRunner.query(`ALTER TABLE "customers" DROP COLUMN "waiting_number"`);

    await queryRunner.query(`
            ALTER TABLE "customers"
            RENAME COLUMN "created_at"
            TO "createdAt"
          `);

    await queryRunner.query(`
            ALTER TABLE "customers"
            RENAME COLUMN "updated_at"
            TO "updatedAt"
          `);
  }
}