import { RaceDTO } from '@/lib/types/generated/RaceDTO';
import { RacesPageDataRaceDTO } from '@/lib/types/generated/RacesPageDataRaceDTO';

export class RaceViewModel {
  constructor(
    private readonly dto: RaceDTO | RacesPageDataRaceDTO,
    private readonly _status?: string,
    private readonly _registeredCount?: number,
    private readonly _strengthOfField?: number
  ) {}

  get id(): string {
    return this.dto.id;
  }

  get name(): string {
    if ('name' in this.dto) {
      return this.dto.name;
    }
    return '';
  }

  get date(): string {
    if ('date' in this.dto) {
      return this.dto.date;
    }
    if ('scheduledAt' in this.dto) {
      return this.dto.scheduledAt;
    }
    return '';
  }

  get scheduledAt(): string {
    return this.date;
  }

  get track(): string {
    return 'track' in this.dto ? this.dto.track || '' : '';
  }

  get car(): string {
    return 'car' in this.dto ? this.dto.car || '' : '';
  }

  get status(): string | undefined {
    return this._status || ('status' in this.dto ? this.dto.status : undefined);
  }

  get registeredCount(): number | undefined {
    return this._registeredCount;
  }

  get strengthOfField(): number | undefined {
    return this._strengthOfField || ('strengthOfField' in this.dto ? this.dto.strengthOfField : undefined);
  }

  /** UI-specific: Formatted date */
  get formattedDate(): string {
    return new Date(this.date).toLocaleDateString();
  }
}