import { describe, expect, it } from "vitest";
import { classifyTmdb, DEFAULT_CLASSIFICATION_YAML, parseClassificationYaml } from "./classification.ts";

const config = parseClassificationYaml(DEFAULT_CLASSIFICATION_YAML);

describe("ordered TMDB classification", () => {
  it("defaults honor genre priority and normalize raw movie and TV facts", () => {
    expect(classifyTmdb(config, "movie", { genres: [{ id: 16 }], original_language: "zh" })).toEqual({
      category: "动画电影",
      matchedFields: ["genre_ids"],
      fallback: false,
    });
    expect(classifyTmdb(config, "movie", { genres: [{ id: 10402 }] }).category).toBe("演唱会");
    for (const language of ["zh", "cn", "bo", "za"])
      expect(classifyTmdb(config, "movie", { original_language: language }).category).toBe("华语电影");
    for (const country of ["JP", "VN", "IR", "SA"]) {
      expect(classifyTmdb(config, "movie", { production_countries: [{ iso_3166_1: country }] }).category).toBe(
        "亚洲电影",
      );
      expect(classifyTmdb(config, "tv", { origin_country: [country] }).category).toBe("亚洲剧集");
    }
    expect(classifyTmdb(config, "tv", { genres: [{ id: 16 }, { id: 10762 }], origin_country: ["CN"] }).category).toBe(
      "儿童剧集",
    );
    expect(classifyTmdb(config, "tv", { genre_ids: [10764], origin_country: ["CN"] }).category).toBe("综艺");
    expect(classifyTmdb(config, "tv", { origin_country: ["TW"] }).category).toBe("华语剧集");
    expect(classifyTmdb(config, "movie", { original_language: "en" })).toEqual({
      category: "欧美电影",
      matchedFields: [],
      fallback: true,
    });
  });

  it("AND fields, OR scalar/list values, exclusions and year ranges", () => {
    const c = parseClassificationYaml(`movie:
  合作:
    original_language: [en, fr]
    production_countries: 'JP,!US'
    release_year: '2000-2010,2020'
    adult: false
  其它: null
tv:
  年份:
    release_year: '!2000-2010'
`);
    const raw = {
      original_language: "en",
      production_countries: [{ iso_3166_1: "JP" }],
      release_date: "2010-02-03",
      adult: false,
    };
    expect(classifyTmdb(c, "movie", raw).matchedFields).toEqual([
      "original_language",
      "production_countries",
      "release_year",
      "adult",
    ]);
    expect(classifyTmdb(c, "movie", { ...raw, adult: true }).category).toBe("其它");
    expect(
      classifyTmdb(c, "movie", { ...raw, production_countries: [{ iso_3166_1: "JP" }, { iso_3166_1: "US" }] }).category,
    ).toBe("其它");
    expect(classifyTmdb(c, "movie", { ...raw, release_date: "2020-01-01" }).category).toBe("合作");
    expect(classifyTmdb(c, "tv", { first_air_date: "2011-01-01" }).category).toBe("年份");
    expect(classifyTmdb(c, "tv", { title: "Missing date" }).category).toBeNull();
  });

  it("supports arbitrary first-level scalar/list fields and numeric category ordering", () => {
    const c = parseClassificationYaml(`movie:
  '20':
    custom: [true, 3]
  '1':
    custom: true
tv: {}`);
    expect(c.movie.map((r) => r.category)).toEqual(["20", "1"]);
    expect(classifyTmdb(c, "movie", { custom: [true, 4] }).category).toBe("20");
  });

  it("no fallback without actual raw data, missing exclusions do not match", () => {
    expect(classifyTmdb(config, "movie", null).category).toBeNull();
    expect(classifyTmdb(config, "movie", {}).category).toBeNull();
    const c = parseClassificationYaml("movie:\n  未排除:\n    original_language: '!zh'\ntv: {}\n");
    expect(classifyTmdb(c, "movie", { title: "Unknown" }).category).toBeNull();
    expect(classifyTmdb(c, "movie", { original_language: "" }).category).toBeNull();
  });

  it.each([
    "movie: {}\nmovie: {}\ntv: {}",
    "movie:\n  重复: null\n  重复: null\ntv: {}",
    "movie:\n  分类:\n    genre_ids: 16\n    genre_ids: 99\ntv: {}",
    "movie:\n  ../逃逸: null\ntv: {}",
    "movie:\n  无条件: null\n  动画:\n    genre_ids: 16\ntv: {}",
    "movie:\n  条件:\n    release_year: '2020-2000'\ntv: {}",
    "movie:\n  条件:\n    nested: {invalid: value}\ntv: {}",
    "movies: {}\ntv: {}",
  ])("rejects invalid config: %s", (yaml) => expect(() => parseClassificationYaml(yaml)).toThrow());
});