import {
  MigrationInterface,
  QueryRunner,
  Table,
  TableForeignKey,
  TableIndex,
} from 'typeorm';

export class AddReserveStatusHistory1720300000000 implements MigrationInterface {
  name = 'AddReserveStatusHistory1720300000000';

  public async up(queryRunner: QueryRunner): Promise<void> {
    await queryRunner.createTable(
      new Table({
        name: 'reserve_status_history',
        columns: [
          {
            name: 'id',
            type: 'uuid',
            isPrimary: true,
            generationStrategy: 'uuid',
            default: 'gen_random_uuid()',
          },
          { name: 'reserveId', type: 'uuid' },
          {
            name: 'fromStatus',
            type: 'reserves_status_enum',
            isNullable: true,
          },
          { name: 'toStatus', type: 'reserves_status_enum' },
          { name: 'changedByUserId', type: 'uuid', isNullable: true },
          { name: 'createdAt', type: 'timestamp', default: 'now()' },
        ],
      }),
      true,
    );

    await queryRunner.createForeignKey(
      'reserve_status_history',
      new TableForeignKey({
        columnNames: ['reserveId'],
        referencedTableName: 'reserves',
        referencedColumnNames: ['id'],
        onDelete: 'CASCADE',
      }),
    );

    await queryRunner.createForeignKey(
      'reserve_status_history',
      new TableForeignKey({
        columnNames: ['changedByUserId'],
        referencedTableName: 'users',
        referencedColumnNames: ['id'],
        onDelete: 'SET NULL',
      }),
    );

    await queryRunner.createIndex(
      'reserve_status_history',
      new TableIndex({
        name: 'IDX_reserve_status_history_reserveId_createdAt',
        columnNames: ['reserveId', 'createdAt'],
      }),
    );
  }

  public async down(queryRunner: QueryRunner): Promise<void> {
    await queryRunner.dropTable('reserve_status_history', true);
  }
}