import { OrderBy } from "./OrderBy";
import { OrderType, OrderTypes } from "./OrderType";

export class Order {
  constructor(
    public readonly orderBy: OrderBy,
    public readonly orderType: OrderType
  ) {}

  static none(): Order {
    return new Order(new OrderBy(""), new OrderType(OrderTypes.NONE));
  }

  static fromPrimitives(orderBy: string | null, orderType: string | null): Order {
    return orderBy !== null
      ? new Order(new OrderBy(orderBy), new OrderType(orderType as OrderTypes))
      : Order.none();
  }

  isNone(): boolean {
    return this.orderType.isNone();
  }
}