export type RawSeasonParticipant = {
  id: { seasonId: number; personId: number };
  person: {
    personId: number;
    name: string;
    birthDate: string;
    imageUrl: string | null;
  };
  partner: unknown | null;
};

export type RawSeason = {
  seasonId: number;
  show: number;
  seasonNumber: number;
  startDate?: string;
  endDate?: string | null;
  moderators: unknown[];
  seasonParticipants: RawSeasonParticipant[];
};

export type SeasonParticipant = {
  id: number;
  name: string;
  birthYear?: number;
  imageUri: string;
};

export type Season = {
  id: number;
  showId: number;
  seasonNumber: number;
  startDate?: string;
  endDate?: string | null;
  participants: SeasonParticipant[];
};

const SEASON_BASE_URL = "http://45.157.177.99:8080/shows";

export async function getSeason(
  showId: number,
  seasonNumber: number
): Promise<Season | null> {
  const url = `${SEASON_BASE_URL}/${showId}/seasons/${seasonNumber}`;
  try {
    console.log("[getSeason] Fetch:", url);
    const res = await fetch(url);
    console.log("[getSeason] Status:", res.status);
    if (res.status === 404) return null;
    if (!res.ok) throw new Error("Season fetch failed " + res.status);
    const raw: RawSeason = await res.json();
    const participants: SeasonParticipant[] = raw.seasonParticipants.map(
      (p) => ({
        id: p.person.personId,
        name: p.person.name,
        birthYear: p.person.birthDate
          ? Number(p.person.birthDate.slice(0, 4))
          : undefined,
        imageUri:
          p.person.imageUrl ??
          "https://via.placeholder.com/300x400.png?text=No+Image",
      })
    );
    return {
      id: raw.seasonId,
      showId: raw.show,
      seasonNumber: raw.seasonNumber,
      startDate: raw.startDate,
      endDate: raw.endDate,
      participants,
    };
  } catch (e) {
    console.error("getSeason error:", e);
    throw e;
  }
}