import { RaceTimeOfDay } from './RaceTimeOfDay';
import { LeagueTimezone } from './LeagueTimezone';
import type { RecurrenceStrategy } from './RecurrenceStrategy';

export class SeasonSchedule {
  readonly startDate: Date;
  readonly timeOfDay: RaceTimeOfDay;
  readonly timezone: LeagueTimezone;
  readonly recurrence: RecurrenceStrategy;
  readonly plannedRounds: number;

  constructor(params: {
    startDate: Date;
    timeOfDay: RaceTimeOfDay;
    timezone: LeagueTimezone;
    recurrence: RecurrenceStrategy;
    plannedRounds: number;
  }) {
    if (!(params.startDate instanceof Date) || Number.isNaN(params.startDate.getTime())) {
      throw new Error('SeasonSchedule.startDate must be a valid Date');
    }
    if (!Number.isInteger(params.plannedRounds) || params.plannedRounds <= 0) {
      throw new Error('SeasonSchedule.plannedRounds must be a positive integer');
    }

    this.startDate = new Date(
      params.startDate.getFullYear(),
      params.startDate.getMonth(),
      params.startDate.getDate(),
    );
    this.timeOfDay = params.timeOfDay;
    this.timezone = params.timezone;
    this.recurrence = params.recurrence;
    this.plannedRounds = params.plannedRounds;
  }
}