/**
 * mock TMDB 固定数据。电影/剧集 ID 取自公开 TMDB 条目以便对照,但标题/集数/日期只保证"合理",
 * 不作为真实数据的权威来源;国产综艺条目 ID(900001)为虚构。
 */
export interface TmdbFixtureEpisode {
  episode_number: number;
  air_date: string | null;
  names: Record<string, string>;
}
export interface TmdbFixtureSeason {
  season_number: number;
  air_date: string | null;
  names: Record<string, string>;
  episodes: TmdbFixtureEpisode[];
}
export interface TmdbFixture {
  type: "movie" | "tv";
  id: number;
  original_title: string;
  original_language: string;
  origin_country: string[];
  date: string;
  titles: Record<string, string>;
  overviews?: Record<string, string>;
  popularity: number;
  alternative_titles: { iso_3166_1: string; title: string; type: string }[];
  external_ids: { imdb_id?: string | null; tvdb_id?: number | null };
  /** 额外译名(titles 中的语言会自动生成 translations) */
  extra_translations?: { iso_639_1: string; iso_3166_1: string; title: string }[];
  seasons?: TmdbFixtureSeason[];
  /** 海报路径(拼 image.tmdb.org);缺省 null */
  poster_path?: string | null;
}

function eps(n: number, start: string, zh: (i: number) => string, en: (i: number) => string): TmdbFixtureEpisode[] {
  const base = Date.parse(start);
  return Array.from({ length: n }, (_, k) => ({
    episode_number: k + 1,
    air_date: new Date(base + k * 7 * 86400_000).toISOString().slice(0, 10),
    names: { "zh-CN": zh(k + 1), "en-US": en(k + 1) },
  }));
}

export const TMDB_FIXTURES: TmdbFixture[] = [
  {
    type: "movie",
    id: 872585,
    original_title: "Oppenheimer",
    original_language: "en",
    origin_country: ["US"],
    date: "2023-07-19",
    titles: { "zh-CN": "奥本海默", "en-US": "Oppenheimer" },
    overviews: { "zh-CN": "原子弹之父的故事。", "en-US": "The story of J. Robert Oppenheimer." },
    popularity: 120.5,
    alternative_titles: [
      { iso_3166_1: "TW", title: "奧本海默", type: "" },
      { iso_3166_1: "CN", title: "奥本海默传", type: "" },
    ],
    external_ids: { imdb_id: "tt15398776" },
    poster_path: "/oppenheimer.jpg",
    extra_translations: [{ iso_639_1: "ja", iso_3166_1: "JP", title: "オッペンハイマー" }],
  },
  {
    type: "movie",
    id: 693134,
    original_title: "Dune: Part Two",
    original_language: "en",
    origin_country: ["US"],
    date: "2024-02-27",
    titles: { "zh-CN": "沙丘2", "en-US": "Dune: Part Two" },
    popularity: 210.1,
    alternative_titles: [
      { iso_3166_1: "US", title: "Dune 2", type: "" },
      { iso_3166_1: "CN", title: "沙丘:第二部", type: "" },
      { iso_3166_1: "TW", title: "沙丘：第二部", type: "" },
    ],
    external_ids: { imdb_id: "tt15239678" },
  },
  {
    type: "movie",
    id: 842675,
    original_title: "流浪地球2",
    original_language: "zh",
    origin_country: ["CN"],
    date: "2023-01-22",
    titles: { "zh-CN": "流浪地球2", "en-US": "The Wandering Earth II" },
    popularity: 45.3,
    alternative_titles: [
      { iso_3166_1: "US", title: "The Wandering Earth 2", type: "" },
      { iso_3166_1: "CN", title: "流浪地球 2", type: "" },
    ],
    external_ids: { imdb_id: "tt13539646" },
  },
  {
    type: "tv",
    id: 136315,
    original_title: "The Bear",
    original_language: "en",
    origin_country: ["US"],
    date: "2022-06-23",
    titles: { "zh-CN": "熊家餐馆", "en-US": "The Bear" },
    popularity: 88.2,
    alternative_titles: [
      { iso_3166_1: "TW", title: "大熊餐廳", type: "" },
      { iso_3166_1: "CN", title: "熊家小馆", type: "" },
    ],
    external_ids: { imdb_id: "tt14452776", tvdb_id: 401654 },
    seasons: [
      {
        season_number: 1,
        air_date: "2022-06-23",
        names: { "zh-CN": "第 1 季", "en-US": "Season 1" },
        episodes: eps(
          8,
          "2022-06-23",
          (i) => `第 ${i} 集`,
          (i) => `Episode ${i}`,
        ),
      },
      {
        season_number: 2,
        air_date: "2023-06-22",
        names: { "zh-CN": "第 2 季", "en-US": "Season 2" },
        episodes: eps(
          10,
          "2023-06-22",
          (i) => `第 ${i} 集`,
          (i) => `Episode ${i}`,
        ),
      },
      {
        season_number: 3,
        air_date: "2024-06-26",
        names: { "zh-CN": "第 3 季", "en-US": "Season 3" },
        episodes: eps(
          10,
          "2024-06-26",
          (i) => `第 ${i} 集`,
          (i) => `Episode ${i}`,
        ),
      },
    ],
  },
  {
    type: "tv",
    id: 100088,
    original_title: "The Last of Us",
    original_language: "en",
    origin_country: ["US"],
    date: "2023-01-15",
    titles: { "zh-CN": "最后生还者", "en-US": "The Last of Us" },
    popularity: 150.7,
    alternative_titles: [
      { iso_3166_1: "CN", title: "最后的生还者", type: "" },
      { iso_3166_1: "TW", title: "最後生還者", type: "" },
    ],
    external_ids: { imdb_id: "tt3581920", tvdb_id: 392256 },
    seasons: [
      {
        season_number: 1,
        air_date: "2023-01-15",
        names: { "zh-CN": "第 1 季", "en-US": "Season 1" },
        episodes: eps(
          9,
          "2023-01-15",
          (i) => `第 ${i} 集`,
          (i) => `Episode ${i}`,
        ),
      },
    ],
  },
  {
    type: "tv",
    id: 900001,
    original_title: "向往的生活",
    original_language: "zh",
    origin_country: ["CN"],
    date: "2017-01-15",
    titles: { "zh-CN": "向往的生活", "en-US": "Back to Field" },
    popularity: 12.4,
    alternative_titles: [
      { iso_3166_1: "CN", title: "向往的生活 第一季", type: "" },
      { iso_3166_1: "CN", title: "向往", type: "简称" },
    ],
    external_ids: { imdb_id: null, tvdb_id: null },
    seasons: [
      {
        season_number: 0,
        air_date: "2017-01-10",
        names: { "zh-CN": "特别篇", "en-US": "Specials" },
        episodes: eps(
          2,
          "2017-01-10",
          (i) => `先导片 ${i}`,
          (i) => `Special ${i}`,
        ),
      },
      {
        season_number: 1,
        air_date: "2017-01-15",
        names: { "zh-CN": "第 1 季", "en-US": "Season 1" },
        episodes: eps(
          12,
          "2017-01-15",
          (i) => `第 ${i} 期`,
          (i) => `Episode ${i}`,
        ),
      },
      {
        season_number: 2,
        air_date: "2018-04-20",
        names: { "zh-CN": "第 2 季", "en-US": "Season 2" },
        episodes: eps(
          3,
          "2018-04-20",
          (i) => `第 ${i} 期`,
          (i) => `Episode ${i}`,
        ),
      },
    ],
  },
];