import { League } from '@core/racing/domain/entities/League';
import { Race } from '@core/racing/domain/entities/Race';
import { Track } from '@core/racing/domain/entities/Track';

export class RacingRaceFactory {
  constructor(private readonly baseDate: Date) {}

  create(leagues: League[], tracks: Track[]): Race[] {
    const cars = ['GT3 – Porsche 911', 'GT3 – BMW M4', 'LMP3 Prototype', 'GT4 – Alpine', 'Touring – Civic'];

    const leagueIds = leagues.map((l) => l.id.toString());
    const trackIds = tracks.map((t) => t.id);
    const demoLeagueId = 'league-5';

    const races: Race[] = [];

    for (let i = 1; i <= 50; i++) {
      const leagueId = leagueIds[(i - 1) % leagueIds.length] ?? demoLeagueId;
      const trackId = trackIds[(i - 1) % trackIds.length]!;
      const track = tracks.find(t => t.id === trackId)!;
      const scheduledAt = this.addDays(this.baseDate, i <= 10 ? -35 + i : 1 + (i - 10) * 2);

      const base = {
        id: `race-${i}`,
        leagueId,
        scheduledAt,
        track: track.name.toString(),
        trackId: track.id,
        car: cars[(i - 1) % cars.length]!,
      };

      if (i === 1) {
        races.push(
          Race.create({
            ...base,
            leagueId: demoLeagueId,
            scheduledAt: this.addMinutes(this.baseDate, -30),
            status: 'running',
            strengthOfField: 1530,
            registeredCount: 16,
          }),
        );
        continue;
      }

      if (scheduledAt < this.baseDate) {
        races.push(
          Race.create({
            ...base,
            status: 'completed',
          }),
        );
        continue;
      }

      races.push(
        Race.create({
          ...base,
          status: 'scheduled',
        }),
      );
    }

    return races;
  }

  private addDays(date: Date, days: number): Date {
    return new Date(date.getTime() + days * 24 * 60 * 60 * 1000);
  }

  private addMinutes(date: Date, minutes: number): Date {
    return new Date(date.getTime() + minutes * 60 * 1000);
  }
}