import { MigrationInterface, QueryRunner } from "typeorm";

/**
 * Per-km haulage rate on a vehicle (mainly trucks) plus the currency it's
 * quoted in (ETB | USD, default ETB).
 */
export class AddVehiclePricePerKm1990000000000 implements MigrationInterface {
  name = "AddVehiclePricePerKm1990000000000";

  public async up(queryRunner: QueryRunner): Promise<void> {
    await queryRunner.query(`
      ALTER TABLE freight.vehicles
      ADD COLUMN IF NOT EXISTS price_per_km numeric(14,2),
      ADD COLUMN IF NOT EXISTS currency varchar(8) NOT NULL DEFAULT 'ETB'
    `);
  }

  public async down(queryRunner: QueryRunner): Promise<void> {
    await queryRunner.query(`
      ALTER TABLE freight.vehicles
      DROP COLUMN IF EXISTS price_per_km,
      DROP COLUMN IF EXISTS currency
    `);
  }
}
