import type { BigFishWorkSummary } from '../../../packages/shared/src/contracts/bigFishWorkSummary';
import type {
  CustomWorldGalleryCard,
  ProfilePlayedWorkSummary,
} from '../../../packages/shared/src/contracts/runtime';

export type PlatformPlayedWorkOpenIntent =
  | {
      type: 'noop';
      reason: 'missing-target';
    }
  | {
      type: 'open-puzzle';
      profileId: string;
      tab: 'profile';
    }
  | {
      type: 'open-match3d';
      profileId: string;
    }
  | {
      type: 'open-square-hole';
      profileId: string;
    }
  | {
      type: 'open-jump-hop';
      profileId: string;
    }
  | {
      type: 'open-wooden-fish';
      profileId: string;
    }
  | {
      type: 'open-big-fish';
      sessionId: string;
      fallbackWork: BigFishWorkSummary;
    }
  | {
      type: 'open-rpg';
      detail: CustomWorldGalleryCard;
    };

function normalizePlayedWorkWorldType(worldType: string | null) {
  return (worldType ?? '').toLowerCase();
}

function resolvePlayedWorkTargetId(
  work: ProfilePlayedWorkSummary,
  worldKeyPrefix: string,
) {
  const prefixedWorldKey = `${worldKeyPrefix}:`;
  return (
    work.profileId ??
    (work.worldKey.startsWith(prefixedWorldKey)
      ? work.worldKey.slice(prefixedWorldKey.length)
      : work.worldKey)
  );
}

function resolvePlayedWorkProfileIntent<TIntent extends PlatformPlayedWorkOpenIntent>(
  profileId: string,
  intent: (profileId: string) => TIntent,
) {
  return profileId ? intent(profileId) : buildMissingPlayedWorkTargetIntent();
}

function buildMissingPlayedWorkTargetIntent(): PlatformPlayedWorkOpenIntent {
  return {
    type: 'noop',
    reason: 'missing-target',
  };
}

function buildPlayedBigFishFallbackWork(
  work: ProfilePlayedWorkSummary,
  sessionId: string,
): BigFishWorkSummary {
  return {
    workId: `big-fish:${sessionId}`,
    sourceSessionId: sessionId,
    ownerUserId: work.ownerUserId ?? '',
    authorDisplayName: work.worldSubtitle || '玩家',
    title: work.worldTitle,
    subtitle: work.worldSubtitle,
    summary: work.worldSubtitle,
    coverImageSrc: null,
    status: 'published',
    updatedAt: work.lastPlayedAt,
    publishReady: true,
    levelCount: 0,
    levelMainImageReadyCount: 0,
    levelMotionReadyCount: 0,
    backgroundReady: false,
  };
}

function buildPlayedRpgDetail(
  work: ProfilePlayedWorkSummary,
  profileId: string,
  ownerUserId: string,
): CustomWorldGalleryCard {
  return {
    ownerUserId,
    profileId,
    publicWorkCode: null,
    authorPublicUserCode: null,
    visibility: 'published',
    publishedAt: work.firstPlayedAt,
    updatedAt: work.lastPlayedAt,
    authorDisplayName: work.worldSubtitle,
    worldName: work.worldTitle,
    subtitle: work.worldSubtitle,
    summaryText: '',
    coverImageSrc: null,
    themeMode: 'martial',
    playableNpcCount: 0,
    landmarkCount: 0,
    playCount: 0,
    remixCount: 0,
    likeCount: 0,
  };
}

/** 收口个人“玩过作品”点击后的玩法打开意图，壳层只执行副作用。 */
export function resolvePlatformPlayedWorkOpenIntent(
  work: ProfilePlayedWorkSummary,
): PlatformPlayedWorkOpenIntent {
  const worldType = normalizePlayedWorkWorldType(work.worldType);

  if (worldType === 'puzzle' || work.worldKey.startsWith('puzzle:')) {
    const profileId = resolvePlayedWorkTargetId(work, 'puzzle');
    return resolvePlayedWorkProfileIntent(profileId, (resolvedProfileId) => ({
      type: 'open-puzzle',
      profileId: resolvedProfileId,
      tab: 'profile',
    }));
  }

  if (
    worldType === 'match3d' ||
    worldType === 'match_3d' ||
    work.worldKey.startsWith('match3d:')
  ) {
    const profileId = resolvePlayedWorkTargetId(work, 'match3d');
    return resolvePlayedWorkProfileIntent(profileId, (resolvedProfileId) => ({
      type: 'open-match3d',
      profileId: resolvedProfileId,
    }));
  }

  if (
    worldType === 'square-hole' ||
    worldType === 'square_hole' ||
    work.worldKey.startsWith('square-hole:')
  ) {
    const profileId = resolvePlayedWorkTargetId(work, 'square-hole');
    return resolvePlayedWorkProfileIntent(profileId, (resolvedProfileId) => ({
      type: 'open-square-hole',
      profileId: resolvedProfileId,
    }));
  }

  if (
    worldType === 'jump-hop' ||
    worldType === 'jump_hop' ||
    work.worldKey.startsWith('jump-hop:')
  ) {
    const profileId = resolvePlayedWorkTargetId(work, 'jump-hop');
    return resolvePlayedWorkProfileIntent(profileId, (resolvedProfileId) => ({
      type: 'open-jump-hop',
      profileId: resolvedProfileId,
    }));
  }

  if (
    worldType === 'wooden-fish' ||
    worldType === 'wooden_fish' ||
    work.worldKey.startsWith('wooden-fish:')
  ) {
    const profileId = resolvePlayedWorkTargetId(work, 'wooden-fish');
    return resolvePlayedWorkProfileIntent(profileId, (resolvedProfileId) => ({
      type: 'open-wooden-fish',
      profileId: resolvedProfileId,
    }));
  }

  if (
    worldType === 'big_fish' ||
    worldType === 'big-fish' ||
    work.worldKey.startsWith('big-fish:')
  ) {
    const sessionId = resolvePlayedWorkTargetId(work, 'big-fish');
    return sessionId
      ? {
          type: 'open-big-fish',
          sessionId,
          fallbackWork: buildPlayedBigFishFallbackWork(work, sessionId),
        }
      : buildMissingPlayedWorkTargetIntent();
  }

  const profileId = work.profileId ?? work.worldKey;
  const ownerUserId = work.ownerUserId;
  if (!ownerUserId || !profileId) {
    return buildMissingPlayedWorkTargetIntent();
  }

  return {
    type: 'open-rpg',
    detail: buildPlayedRpgDetail(work, profileId, ownerUserId),
  };
}