import type { CustomWorldProfile } from '../../types';

export function countCustomWorldProfileDetailSlots(
  profile: Partial<CustomWorldProfile> | null | undefined,
) {
  if (!profile) {
    return 0;
  }

  return (
    (profile.playableNpcs?.length ?? 0) +
    (profile.storyNpcs?.length ?? 0) +
    (profile.items?.length ?? 0) +
    (profile.landmarks?.length ?? 0) +
    (profile.sceneChapterBlueprints?.length ?? 0)
  );
}

export function countCustomWorldProfileAssetSlots(
  profile: Partial<CustomWorldProfile> | null | undefined,
) {
  if (!profile) {
    return 0;
  }

  return [
    profile.cover?.imageSrc,
    profile.openingCg?.storyboardImageSrc,
    profile.openingCg?.videoSrc,
    profile.openingCg?.posterImageSrc,
    profile.camp?.imageSrc,
    ...(profile.playableNpcs ?? []).flatMap((role) => [
      role.imageSrc,
      role.generatedVisualAssetId,
      role.generatedAnimationSetId,
      ...(role.skills ?? []).flatMap((skill) => [
        skill.actionPreviewConfig?.basePath,
        skill.actionPreviewConfig?.previewVideoPath,
        skill.actionPreviewConfig?.file,
      ]),
      ...role.initialItems.flatMap((item) => [item.iconSrc]),
      ...Object.values(role.animationMap ?? {}).flatMap((config) => [
        config?.basePath,
        config?.previewVideoPath,
        config?.file,
      ]),
    ]),
    ...(profile.storyNpcs ?? []).flatMap((npc) => [
      npc.imageSrc,
      npc.generatedVisualAssetId,
      npc.generatedAnimationSetId,
      ...(npc.skills ?? []).flatMap((skill) => [
        skill.actionPreviewConfig?.basePath,
        skill.actionPreviewConfig?.previewVideoPath,
        skill.actionPreviewConfig?.file,
      ]),
      ...npc.initialItems.flatMap((item) => [item.iconSrc]),
      ...Object.values(npc.animationMap ?? {}).flatMap((config) => [
        config?.basePath,
        config?.previewVideoPath,
        config?.file,
      ]),
    ]),
    ...(profile.items ?? []).flatMap((item) => [item.iconSrc, item.sourcePath]),
    ...(profile.landmarks ?? []).map((landmark) => landmark.imageSrc),
    ...(profile.sceneChapterBlueprints ?? []).flatMap((chapter) =>
      chapter.acts.flatMap((act) => [
        act.backgroundImageSrc,
        act.backgroundAssetId,
      ]),
    ),
  ].filter((value) => value?.trim()).length;
}

export function countCustomWorldProfileStructuredSlots(
  profile: Partial<CustomWorldProfile> | null | undefined,
) {
  if (!profile) {
    return 0;
  }

  return [
    profile.cover,
    profile.attributeSchema,
    profile.themePack,
    profile.storyGraph,
    profile.knowledgeFacts?.length ? profile.knowledgeFacts : null,
    profile.threadContracts?.length ? profile.threadContracts : null,
    profile.anchorContent,
    profile.creatorIntent,
    profile.anchorPack,
    profile.lockState,
    profile.ownedSettingLayers,
    profile.generationMode,
    profile.generationStatus,
    profile.scenarioPackId,
    profile.campaignPackId,
    ...(profile.playableNpcs ?? []).flatMap((role) => [
      role.attributeProfile,
      ...(role.skills ?? []).map((skill) => skill.actionPreviewConfig),
      ...role.initialItems,
    ]),
    ...(profile.storyNpcs ?? []).flatMap((npc) => [
      npc.attributeProfile,
      ...(npc.skills ?? []).map((skill) => skill.actionPreviewConfig),
      ...npc.initialItems,
    ]),
    ...(profile.landmarks ?? []).flatMap((landmark) => [
      landmark.visualDescription,
      landmark.narrativeResidues?.length ? landmark.narrativeResidues : null,
    ]),
    ...((profile.camp?.narrativeResidues ?? []).length
      ? [profile.camp?.narrativeResidues]
      : []),
    ...(profile.sceneChapterBlueprints ?? []).flatMap((chapter) => [
      chapter.sceneTaskDescription,
      chapter.linkedThreadIds.length ? chapter.linkedThreadIds : null,
      chapter.linkedLandmarkIds.length ? chapter.linkedLandmarkIds : null,
      ...chapter.acts.flatMap((act) => [
        act.eventDescription,
        act.linkedThreadIds.length ? act.linkedThreadIds : null,
        act.actGoal,
        act.transitionHook,
      ]),
    ]),
  ].filter(Boolean).length;
}

export function getCustomWorldProfileCompletenessScore(
  profile: Partial<CustomWorldProfile> | null | undefined,
) {
  return (
    countCustomWorldProfileDetailSlots(profile) +
    countCustomWorldProfileAssetSlots(profile) +
    countCustomWorldProfileStructuredSlots(profile)
  );
}

export function chooseMoreCompleteCustomWorldProfile(
  fallbackProfile: CustomWorldProfile,
  candidateProfile: CustomWorldProfile | null | undefined,
) {
  if (!candidateProfile) {
    return fallbackProfile;
  }

  if (candidateProfile.id !== fallbackProfile.id) {
    return candidateProfile;
  }

  // 中文注释：发布 / 回读可能只返回列表摘要或旧快照。
  // 同一个 profileId 下，进入世界不能把当前结果页的封面、CG、角色资产降级掉。
  return getCustomWorldProfileCompletenessScore(candidateProfile) >=
    getCustomWorldProfileCompletenessScore(fallbackProfile)
    ? candidateProfile
    : fallbackProfile;
}