import { describe, expect, it } from 'vitest';
import { loadAllFiles } from '../src/content/loader';
import { gameSchema } from '../src/content/schemas';
import { validateGame } from '../src/content/validate';
import { CODE_ALPHABET, makeCode } from '../src/rooms/codes';
import { ROOM_TTL_MS, RoomStore } from '../src/rooms/store';
import { games, getGame, labyrinth, sync } from './helpers';

describe('content', () => {
  it('loads all 40 games with no validation errors', () => {
    const files = loadAllFiles();
    expect(files.flatMap((f) => f.errors.map((e) => `${f.file}: ${e}`))).toEqual([]);
    expect(files).toHaveLength(40);
    const engines = [...games.values()].map((g) => g.engine);
    const ids = ['story', 'defuse', 'sync', 'labyrinth', 'dial', 'twin', 'blueprint'];
    expect(Object.fromEntries(ids.map((e) => [e, engines.filter((x) => x === e).length]))).toEqual({
      story: 21,
      defuse: 3,
      sync: 3,
      labyrinth: 4,
      dial: 3,
      twin: 3,
      blueprint: 3,
    });
  });

  it('rejects a story chapter with no clue for one player', () => {
    const game = structuredClone(getGame('clockmakers-attic', 'story'));
    game.chapters[0].clues.B = [];
    expect(validateGame(game).join('\n')).toMatch(/at least one clue for B/);
  });

  it('rejects a finale answer that is not an option, and a lock without 3 hints', () => {
    const game = structuredClone(getGame('vineyard-hollow', 'story'));
    if (game.finale.type !== 'accusation') throw new Error('expected accusation');
    game.finale.questions[0].answer = 'nobody';
    expect(validateGame(game).join('\n')).toMatch(/not one of the options/);

    const raw = structuredClone(getGame('vineyard-hollow', 'story')) as any;
    raw.chapters[0].lock.hints.pop();
    expect(gameSchema.safeParse(raw).success).toBe(false);
  });

  it('rejects a labyrinth whose lantern is only reachable through a trap', () => {
    const game = structuredClone(labyrinth());
    // Wall off (1,6)... the only trap-free way to the Listening lantern is via (3,6)/(3,7).
    game.grid[6] = '#######.#.#';
    expect(validateGame(game).join('\n')).toMatch(/not reachable/);
  });

  it('rejects a labyrinth with ragged rows or the wrong number of lanterns', () => {
    const ragged = structuredClone(labyrinth());
    ragged.grid[1] = ragged.grid[1] + '#';
    expect(validateGame(ragged).join('\n')).toMatch(/same length/);

    const fewer = structuredClone(labyrinth());
    fewer.grid[7] = '#...#.T.#.#';
    expect(validateGame(fewer).join('\n')).toMatch(/exactly 3 K/);
  });

  it('rejects a sync bank with fewer than 15 questions', () => {
    const game = structuredClone(sync());
    game.match = game.match.slice(0, 14);
    expect(validateGame(game).join('\n')).toMatch(/at least 15/);
  });
});

describe('rooms', () => {
  it('makes 5-char codes with no confusable characters', () => {
    for (let i = 0; i < 200; i++) {
      const code = makeCode();
      expect(code).toMatch(/^[A-Z2-9]{5}$/);
      expect(code).not.toMatch(/[0O1I]/);
    }
    expect(CODE_ALPHABET).not.toMatch(/[0O1I]/);
  });

  it('expires rooms after 24h idle', () => {
    const store = new RoomStore(null);
    const { room } = store.create('in-sync', 'duo', 0);
    expect(store.sweep(ROOM_TTL_MS - 1)).toBe(0);
    expect(store.sweep(ROOM_TTL_MS + 1)).toBe(1);
    expect(store.get(room.code)).toBeUndefined();
  });
});