import { expect, test } from 'vitest';

import type {
  BarkBattleDraftConfig,
  BarkBattlePublishedConfig,
  BarkBattleWorkSummary,
} from '../../../packages/shared/src/contracts/barkBattle';
import {
  buildBarkBattlePublishedConfigFromDraft,
  buildBarkBattlePublishedConfigFromWork,
  buildBarkBattlePublishSnapshot,
  mergeBarkBattlePublishedConfigAssets,
  mergeBarkBattleWorksByWorkId,
  mergeBarkBattleWorkSummary,
  resolveBarkBattleDraftGenerationStatus,
  shouldPreserveLocalBarkBattleWorkOnRefresh,
} from './barkBattleWorkCache';

function buildBarkBattleWork(
  overrides: Partial<BarkBattleWorkSummary> = {},
): BarkBattleWorkSummary {
  return {
    workId: 'BB-cache-race-12345678',
    draftId: 'bark-battle-draft-1',
    ownerUserId: 'user-1',
    authorDisplayName: '测试玩家',
    title: '汪汪测试杯',
    summary: '测试声浪赛',
    themeDescription: '阳光草坪声浪竞技场',
    playerImageDescription: '戴红色围巾的柯基选手',
    opponentImageDescription: '蓝色护目镜哈士奇对手',
    playerCharacterImageSrc: '/generated-bark-battle/player.png',
    opponentCharacterImageSrc: '/generated-bark-battle/opponent.png',
    uiBackgroundImageSrc: '/generated-bark-battle/background.png',
    difficultyPreset: 'normal',
    status: 'draft',
    generationStatus: 'ready',
    publishReady: true,
    playCount: 0,
    updatedAt: '2026-05-21T10:00:00.000Z',
    publishedAt: null,
    ...overrides,
  };
}

function buildBarkBattleDraft(
  overrides: Partial<BarkBattleDraftConfig> = {},
): BarkBattleDraftConfig {
  return {
    draftId: 'bark-battle-draft-1',
    workId: 'BB-cache-race-12345678',
    configVersion: 2,
    rulesetVersion: 'bark-battle-ruleset-v2',
    title: '汪汪测试杯',
    description: '测试声浪赛',
    themeDescription: '阳光草坪声浪竞技场',
    playerImageDescription: '戴红色围巾的柯基选手',
    opponentImageDescription: '蓝色护目镜哈士奇对手',
    onomatopoeia: ['汪', '破阵'],
    playerCharacterImageSrc: '/generated-bark-battle/player.png',
    opponentCharacterImageSrc: '/generated-bark-battle/opponent.png',
    uiBackgroundImageSrc: '/generated-bark-battle/background.png',
    difficultyPreset: 'normal',
    updatedAt: '2026-05-21T10:00:00.000Z',
    ...overrides,
  };
}

test('preserves local published bark battle when refresh only returns same work draft', () => {
  const published = buildBarkBattleWork({
    status: 'published',
    playCount: 3,
    updatedAt: '2026-05-21T10:02:00.000Z',
    publishedAt: '2026-05-21T10:02:00.000Z',
  });
  const refreshedDraft = buildBarkBattleWork({
    status: 'draft',
    playCount: 0,
    updatedAt: '2026-05-21T10:01:00.000Z',
    publishedAt: null,
  });

  expect(shouldPreserveLocalBarkBattleWorkOnRefresh(published, [refreshedDraft])).toBe(
    true,
  );

  const [merged] = mergeBarkBattleWorksByWorkId([refreshedDraft, published]);

  expect(merged?.status).toBe('published');
  expect(merged?.publishedAt).toBe('2026-05-21T10:02:00.000Z');
  expect(merged?.playCount).toBe(3);
});

test('does not let later draft cache updates downgrade an existing published bark battle', () => {
  const published = buildBarkBattleWork({
    status: 'published',
    playCount: 4,
    updatedAt: '2026-05-21T10:03:00.000Z',
    publishedAt: '2026-05-21T10:03:00.000Z',
  });
  const staleDraft = buildBarkBattleWork({
    title: '旧草稿标题',
    status: 'draft',
    playCount: 0,
    updatedAt: '2026-05-21T10:01:00.000Z',
    publishedAt: null,
  });

  const merged = mergeBarkBattleWorkSummary(published, staleDraft);

  expect(merged.status).toBe('published');
  expect(merged.title).toBe('汪汪测试杯');
  expect(merged.playCount).toBe(4);
  expect(merged.publishedAt).toBe('2026-05-21T10:03:00.000Z');
});

test('preserves local ready bark battle draft when refresh has not returned it yet', () => {
  const readyDraft = buildBarkBattleWork({
    status: 'draft',
    generationStatus: 'ready',
    publishReady: true,
    playerCharacterImageSrc: '/generated-bark-battle/player-ready.png',
    opponentCharacterImageSrc: '/generated-bark-battle/opponent-ready.png',
    uiBackgroundImageSrc: '/generated-bark-battle/background-ready.png',
  });

  expect(shouldPreserveLocalBarkBattleWorkOnRefresh(readyDraft, [])).toBe(true);

  const merged = mergeBarkBattleWorksByWorkId([
    ...[],
    ...(shouldPreserveLocalBarkBattleWorkOnRefresh(readyDraft, [])
      ? [readyDraft]
      : []),
  ]);

  expect(merged).toHaveLength(1);
  expect(merged[0]?.workId).toBe('BB-cache-race-12345678');
  expect(merged[0]?.generationStatus).toBe('ready');
});

test('resolves bark battle draft generation status from required images', () => {
  expect(
    resolveBarkBattleDraftGenerationStatus(
      buildBarkBattleDraft({ uiBackgroundImageSrc: undefined }),
      false,
    ),
  ).toBe('pending_assets');
  expect(
    resolveBarkBattleDraftGenerationStatus(
      buildBarkBattleDraft({ opponentCharacterImageSrc: '' }),
      true,
    ),
  ).toBe('partial_failed');
  expect(resolveBarkBattleDraftGenerationStatus(buildBarkBattleDraft(), true)).toBe(
    'ready',
  );
});

test('builds draft runtime config with stable defaults', () => {
  const config = buildBarkBattlePublishedConfigFromDraft(
    buildBarkBattleDraft({
      workId: undefined,
      configVersion: undefined,
      rulesetVersion: undefined,
    }),
  );

  expect(config.workId).toBe('bark-battle-draft-1');
  expect(config.draftId).toBe('bark-battle-draft-1');
  expect(config.configVersion).toBe(1);
  expect(config.rulesetVersion).toBe('bark-battle-ruleset-v1');
  expect(config.playTypeId).toBe('bark-battle');
  expect(config.publishedAt).toBe('2026-05-21T10:00:00.000Z');
});

test('builds work runtime config with publishedAt fallback', () => {
  const config = buildBarkBattlePublishedConfigFromWork(
    buildBarkBattleWork({ publishedAt: null }),
  );

  expect(config.workId).toBe('BB-cache-race-12345678');
  expect(config.description).toBe('测试声浪赛');
  expect(config.publishedAt).toBe('2026-05-21T10:00:00.000Z');
  expect(config.playerCharacterImageSrc).toBe('/generated-bark-battle/player.png');
});

test('builds publish snapshot without empty asset fields', () => {
  const snapshot = buildBarkBattlePublishSnapshot(
    buildBarkBattleDraft({
      playerCharacterImageSrc: '',
      opponentCharacterImageSrc: undefined,
    }),
  );

  expect(snapshot).not.toHaveProperty('playerCharacterImageSrc');
  expect(snapshot).not.toHaveProperty('opponentCharacterImageSrc');
  expect(snapshot.uiBackgroundImageSrc).toBe(
    '/generated-bark-battle/background.png',
  );
});

test('merges draft assets into published config when publish response omits them', () => {
  const draft = buildBarkBattleDraft();
  const published: BarkBattlePublishedConfig = {
    workId: 'BB-cache-race-12345678',
    draftId: 'bark-battle-draft-1',
    configVersion: 2,
    rulesetVersion: 'bark-battle-ruleset-v2',
    playTypeId: 'bark-battle',
    title: '汪汪测试杯',
    description: '测试声浪赛',
    themeDescription: '阳光草坪声浪竞技场',
    playerImageDescription: '戴红色围巾的柯基选手',
    opponentImageDescription: '蓝色护目镜哈士奇对手',
    onomatopoeia: ['汪', '破阵'],
    difficultyPreset: 'normal',
    updatedAt: '2026-05-21T10:01:00.000Z',
    publishedAt: '2026-05-21T10:01:00.000Z',
  };

  const merged = mergeBarkBattlePublishedConfigAssets(published, draft);

  expect(merged.playerCharacterImageSrc).toBe(
    '/generated-bark-battle/player.png',
  );
  expect(merged.opponentCharacterImageSrc).toBe(
    '/generated-bark-battle/opponent.png',
  );
  expect(merged.uiBackgroundImageSrc).toBe(
    '/generated-bark-battle/background.png',
  );
});