/**
 * OmniCard AI (CRMmp) - 微官网 Bento 首页与 Hero 身份区业务驱动层
 * 严格遵循 uts 强类型规范与 AGENTS.md 约束
 */

import {
  CardPortalDetail,
  BentoBlockPublic,
  RadarTrack,
} from '../../common/types.uts';
import {
  fetchPortalCard,
  recordRadarTrack,
} from '../../common/api.uts';
import { OmniLocale, getCurrentLocale, getOmniText } from '../../common/locale.uts';
import {
  getCachedPortal,
  setCachedPortal,
  isCacheValid,
  CachedPortalData,
} from './useCache.uts';

export const PORTAL_LOCALE_STORAGE_KEY = 'omni_locale';

type PortalCardWithSuggested = CardPortalDetail & {
  suggestedLocale?: string;
};

/**
 * 门户合法语言：zh-CN / en-US / ar-SA / es-ES / de-DE / fr-FR / ja-JP
 */
export function parsePortalLocale(raw: string): OmniLocale | null {
  if (raw == null) {
    return null;
  }
  const code = raw.trim();
  if (
    code === 'zh-CN' ||
    code === 'en-US' ||
    code === 'ar-SA' ||
    code === 'es-ES' ||
    code === 'de-DE' ||
    code === 'fr-FR' ||
    code === 'ja-JP'
  ) {
    return code;
  }
  return null;
}

/**
 * 进入页优先级：query.lang > storage > suggestedLocale > fallback(detectLocale)
 */
export function resolvePortalLocale(
  queryLang: string,
  stored: string,
  suggested: string,
  fallback: OmniLocale
): OmniLocale {
  const fromQuery = parsePortalLocale(queryLang);
  if (fromQuery != null) {
    return fromQuery;
  }
  const fromStored = parsePortalLocale(stored);
  if (fromStored != null) {
    return fromStored;
  }
  const fromSuggested = parsePortalLocale(suggested);
  if (fromSuggested != null) {
    return fromSuggested;
  }
  return fallback;
}

export function readStoredPortalLocale(): string {
  try {
    const stored = uni.getStorageSync(PORTAL_LOCALE_STORAGE_KEY) as string;
    if (stored == null) {
      return '';
    }
    return stored;
  } catch (_e) {
    return '';
  }
}

export function persistPortalLocale(code: OmniLocale): void {
  try {
    uni.setStorageSync(PORTAL_LOCALE_STORAGE_KEY, code);
  } catch (_e) {}
}

export function readCardSuggestedLocale(card: CardPortalDetail | null): string {
  if (card == null) {
    return '';
  }
  const extra = card as PortalCardWithSuggested;
  if (extra.suggestedLocale == null) {
    return '';
  }
  return extra.suggestedLocale;
}

export type PortalState = {
  card: CardPortalDetail | null;
  loading: boolean;
  errorMessage: string;
  visitorId: string;
  enterTime: number;
  scrollDepth: number;
  touchType: string;
  isPlayingAudio: boolean;
  audioContext: any | null;
};

const VISITOR_STORAGE_KEY = 'omni_visitor_id';

/**
 * 获取或初始化访客唯一识别码 (持久化在本地 Storage)
 */
export function getOrCreateVisitorId(): string {
  let visitorId = '';
  try {
    visitorId = uni.getStorageSync(VISITOR_STORAGE_KEY) as string;
  } catch (e) {
    visitorId = '';
  }

  if (!visitorId || visitorId.trim() === '') {
    const randomPart = Math.random().toString(36).substring(2, 10);
    visitorId = `vis_${Date.now()}_${randomPart}`;
    try {
      uni.setStorageSync(VISITOR_STORAGE_KEY, visitorId);
    } catch (e) {}
  }
  return visitorId;
}

/**
 * 创建微官网响应式状态初始对象
 */
export function createPortalState(): PortalState {
  return {
    card: null,
    loading: false,
    errorMessage: '',
    visitorId: getOrCreateVisitorId(),
    enterTime: Date.now(),
    scrollDepth: 0,
    touchType: 'link',
    isPlayingAudio: false,
    audioContext: null,
  };
}

/**
 * 加载微官网名片聚合数据并上报首次触碰 (支持离线 LocalStorage 极速预加载与静默更新)
 */
export async function loadCardPortal(
  state: PortalState,
  cardIdOrSlug: string,
  source: string = 'link'
): Promise<CardPortalDetail | null> {
  state.errorMessage = '';
  state.touchType = source;
  state.enterTime = Date.now();
  state.scrollDepth = 0;

  // 1. 优先尝试秒级读取本地缓存快照，实现首屏 0ms 呈现
  const cached: CachedPortalData | null = getCachedPortal(cardIdOrSlug);
  let hasValidCache = false;
  if (cached != null && isCacheValid(cached)) {
    state.card = cached.data;
    state.loading = false;
    hasValidCache = true;
  } else {
    state.loading = true;
  }

  try {
    const networkCardData = await fetchPortalCard(cardIdOrSlug);
    if (networkCardData != null) {
      state.card = networkCardData;
      // 静默将最新名片快照持久化至本地
      setCachedPortal(cardIdOrSlug, networkCardData);
      if (networkCardData.slug != null && networkCardData.slug !== cardIdOrSlug) {
        setCachedPortal(networkCardData.slug!, networkCardData);
      }
    }
    state.loading = false;

    // 载入成功后上报雷达初次触碰轨迹
    if (state.card != null && state.card!.id != null) {
      recordRadarTrack({
        cardId: state.card!.id,
        visitorId: state.visitorId,
        touchType: state.touchType,
        stayDurationMs: 0,
        scrollDepth: 0,
        viewedBlocks: ['hero'],
      }).catch((_e: unknown) => {
        // 轨迹上报容错，不阻断主流程
      });
    }

    return state.card;
  } catch (err: unknown) {
    state.loading = false;
    if (hasValidCache) {
      // 命中有效缓存时弱网/异常平滑降级，维持缓存内容展示，避免阻断性白屏
      return state.card;
    }
    state.card = null;
    const msg =
      err != null && typeof err === 'object' && 'message' in err
        ? String((err as { message: unknown }).message)
        : '获取名片微官网详情失败';
    state.errorMessage = msg;
    return null;
  }
}

/**
 * 记录门户滚动深度，只升不降
 */
export function updatePortalScrollDepth(
  state: PortalState,
  scrollTop: number,
  scrollHeight: number,
  windowHeight: number
): number {
  if (scrollHeight <= 0) {
    return state.scrollDepth;
  }
  const maxScroll = Math.max(1, scrollHeight - windowHeight);
  const currentRatio = Math.min(1, Math.max(0, scrollTop / maxScroll));
  const depth = Math.round(currentRatio * 100);
  if (depth > state.scrollDepth) {
    state.scrollDepth = depth;
  }
  return state.scrollDepth;
}

/**
 * 按真实滚动深度收录已进入视口的模块，未滚动只记名片主页
 */
export function collectViewedBlockKeys(
  card: CardPortalDetail | null,
  scrollDepth: number
): string[] {
  const keys: string[] = ['hero'];
  if (card == null) {
    return keys;
  }
  const depth = Math.min(100, Math.max(0, Math.round(scrollDepth)));
  const blocks = filterVisibleBentoBlocks(card.bentoBlocks);
  const sequence: string[] = [];
  if (depth > 0) {
    sequence.push('appointment');
  }
  const visibleCount = depth <= 0 ? 0 : Math.max(1, Math.ceil((depth / 100) * Math.max(blocks.length, 1)));
  const take = Math.min(blocks.length, visibleCount);
  for (let i = 0; i < take; i++) {
    const block = blocks[i];
    const id = block.id != null ? String(block.id).trim() : '';
    if (id !== '') {
      sequence.push(id);
    } else if (block.type != null && String(block.type).trim() !== '') {
      sequence.push(String(block.type).trim());
    }
  }
  const seen: Record<string, boolean> = { hero: true };
  for (let i = 0; i < sequence.length; i++) {
    const key = sequence[i];
    if (seen[key] === true) {
      continue;
    }
    seen[key] = true;
    keys.push(key);
  }
  return keys;
}

/**
 * 上报访客停留时长与阅读深度，并带上已查看模块
 */
export async function reportPortalStay(
  state: PortalState,
  scrollDepth: number = 0
): Promise<RadarTrack | null> {
  if (!state.card || !state.card.id) {
    return null;
  }

  const depth = Math.min(100, Math.max(0, Math.round(scrollDepth)));
  if (depth > state.scrollDepth) {
    state.scrollDepth = depth;
  }
  const stayDurationMs = Math.max(0, Date.now() - state.enterTime);
  try {
    const track = await recordRadarTrack({
      cardId: state.card.id,
      visitorId: state.visitorId,
      touchType: state.touchType,
      stayDurationMs,
      scrollDepth: state.scrollDepth,
      viewedBlocks: collectViewedBlockKeys(state.card, state.scrollDepth),
    });
    return track;
  } catch (e) {
    return null;
  }
}

/**
 * 名字语音发音试听控制
 */
export function toggleAudioPronunciation(state: PortalState, audioUrl?: string): void {
  if (!audioUrl || audioUrl.trim() === '') {
    return;
  }

  if (state.isPlayingAudio && state.audioContext) {
    try {
      state.audioContext.stop();
    } catch (e) {}
    state.isPlayingAudio = false;
    return;
  }

  if (!state.audioContext) {
    state.audioContext = uni.createInnerAudioContext();
    state.audioContext.onPlay(() => {
      state.isPlayingAudio = true;
    });
    state.audioContext.onEnded(() => {
      state.isPlayingAudio = false;
    });
    state.audioContext.onError(() => {
      state.isPlayingAudio = false;
    });
  }

  try {
    state.audioContext.src = audioUrl;
    state.audioContext.play();
    state.isPlayingAudio = true;
  } catch (e) {
    state.isPlayingAudio = false;
  }
}

/**
 * 快捷动作条呼出处理
 */
export type PortalQuickAction =
  | 'whatsapp'
  | 'linkedin'
  | 'email'
  | 'phone'
  | 'telegram'
  | 'twitter'
  | 'wechat'
  | 'line'
  | 'kakao';

/**
 * Line / KakaoTalk 等外链入口：仅合法 http(s) URL 可渲染与触发
 */
export function isRenderableHttpUrl(value?: string | null): boolean {
  if (value == null) {
    return false;
  }
  const trimmed = value.trim();
  if (trimmed === '') {
    return false;
  }
  return /^https?:\/\//i.test(trimmed);
}

export function triggerQuickAction(
  type: PortalQuickAction,
  value?: string
): boolean {
  if (!value || value.trim() === '') {
    uni.showToast({
      title: getOmniText(getCurrentLocale(), 'portal.contact_unset'),
      icon: 'none',
    });
    return false;
  }

  if ((type === 'line' || type === 'kakao') && !isRenderableHttpUrl(value)) {
    uni.showToast({
      title: getOmniText(getCurrentLocale(), 'portal.contact_unset'),
      icon: 'none',
    });
    return false;
  }

  if (type === 'phone') {
    uni.makePhoneCall({
      phoneNumber: value,
    });
    return true;
  }

  if (type === 'whatsapp') {
    const cleanNumber = value.replace(/[^0-9+]/g, '');
    const waUrl = `https://wa.me/${cleanNumber.replace('+', '')}`;
    uni.setClipboardData({
      data: waUrl,
      success: () => {
        uni.showToast({
          title: getOmniText(getCurrentLocale(), 'portal.copied_whatsapp'),
          icon: 'none',
        });
      },
    });
    return true;
  }

  if (type === 'linkedin') {
    uni.setClipboardData({
      data: value,
      success: () => {
        uni.showToast({
          title: getOmniText(getCurrentLocale(), 'portal.copied_linkedin'),
          icon: 'none',
        });
      },
    });
    return true;
  }

  if (type === 'email') {
    uni.setClipboardData({
      data: value,
      success: () => {
        uni.showToast({
          title: getOmniText(getCurrentLocale(), 'portal.copied_email'),
          icon: 'none',
        });
      },
    });
    return true;
  }

  if (type === 'telegram') {
    const raw = value.trim();
    const handle = raw.replace(/^@+/, '');
    const link = /https?:\/\//i.test(raw) ? raw : `https://t.me/${handle}`;
    uni.setClipboardData({
      data: link,
      success: () => {
        uni.showToast({
          title: getOmniText(getCurrentLocale(), 'portal.copied_telegram'),
          icon: 'none',
        });
      },
    });
    return true;
  }

  if (type === 'twitter') {
    uni.setClipboardData({
      data: value,
      success: () => {
        uni.showToast({
          title: getOmniText(getCurrentLocale(), 'portal.copied_twitter'),
          icon: 'none',
        });
      },
    });
    return true;
  }

  if (type === 'wechat') {
    uni.setClipboardData({
      data: value,
      success: () => {
        uni.showToast({
          title: getOmniText(getCurrentLocale(), 'portal.copied_wechat'),
          icon: 'none',
        });
      },
    });
    return true;
  }

  if (type === 'line') {
    uni.setClipboardData({
      data: value.trim(),
      success: () => {
        uni.showToast({
          title: getOmniText(getCurrentLocale(), 'portal.copied_line'),
          icon: 'none',
        });
      },
    });
    return true;
  }

  if (type === 'kakao') {
    uni.setClipboardData({
      data: value.trim(),
      success: () => {
        uni.showToast({
          title: getOmniText(getCurrentLocale(), 'portal.copied_kakao'),
          icon: 'none',
        });
      },
    });
    return true;
  }

  return true;
}

/**
 * 根据 colSpan 计算 Bento Grid 列宽样式类
 */
export function getBentoColSpanClass(colSpan: number): string {
  if (colSpan === 2) {
    return 'bento-col-2';
  }
  return 'bento-col-1';
}

/**
 * 过滤非 Hero 的 Bento 卡片并按 sortOrder 升序排列
 */
export function filterVisibleBentoBlocks(blocks?: BentoBlockPublic[]): BentoBlockPublic[] {
  if (!blocks || !Array.isArray(blocks)) {
    return [];
  }
  return blocks
    .filter((b) => b.type !== 'hero')
    .sort((a, b) => a.sortOrder - b.sortOrder);
}

export type PortalCollectCopyKey = 'label' | 'saved';

/**
 * 收藏大厅文案：只解析 locale，不改 load / save / 上报
 */
export function resolvePortalCollectText(
  key: PortalCollectCopyKey,
  locale?: OmniLocale
): string {
  const loc = locale != null ? locale : getCurrentLocale();
  if (key === 'saved') {
    return getOmniText(loc, 'portal.collected');
  }
  return getOmniText(loc, 'portal.collect');
}

/**
 * 预约动作雷达轨迹上报，自动推进 CRM 商机流转
 */
export async function trackAppointmentAction(
  state: PortalState,
  meetingSummary?: string
): Promise<boolean> {
  if (state.card == null || state.card!.id == null) {
    return false;
  }
  try {
    await recordRadarTrack({
      cardId: state.card!.id,
      visitorId: state.visitorId,
      touchType: 'appointment',
      stayDurationMs: Math.max(0, Date.now() - state.enterTime),
      scrollDepth: 100,
    });
    return true;
  } catch (_e) {
    return false;
  }
}


export const OWNER_CARD_IDS_STORAGE_KEY = 'omni_owner_card_ids';

/**
 * 读取本地名片主人 ID 集合缓存
 */
export function getOwnerCardIds(): string[] {
  try {
    const raw = uni.getStorageSync(OWNER_CARD_IDS_STORAGE_KEY);
    if (raw == null) {
      return [];
    }
    if (Array.isArray(raw)) {
      const list: string[] = [];
      for (let i = 0; i < raw.length; i++) {
        list.push(String(raw[i]));
      }
      return list;
    }
    if (typeof raw === 'string') {
      const str = (raw as string).trim();
      if (str.startsWith('[')) {
        const parsed = JSON.parse(str);
        if (Array.isArray(parsed)) {
          const list: string[] = [];
          for (let i = 0; i < parsed.length; i++) {
            list.push(String(parsed[i]));
          }
          return list;
        }
      }
    }
  } catch (_e) {}
  return [];
}

/**
 * 缓存名片主人名下的全部卡片 ID 与 Slug
 */
export function setOwnerCardIds(ids: string[]): void {
  try {
    uni.setStorageSync(OWNER_CARD_IDS_STORAGE_KEY, ids);
  } catch (_e) {}
}

export type CheckIsOwnerParams = {
  hasToken: boolean;
  queryId?: string;
  queryMode?: string;
  cardId?: string | number;
  cardSlug?: string;
  ownerCardIds?: string[];
};

/**
 * 精准判定当前浏览者是否为该名片主人
 * 1. 显式参数带 mode=owner -> true
 * 2. 具备登录 Token 且：
 *    - queryId 为空或 'default'（TabBar 默认进入） -> true
 *    - 或 cardId / cardSlug 存在于名片主卡片 ID 缓存集合中 -> true
 * 3. 其余外部访客场景 -> false
 */
export function checkIsCardOwner(params: CheckIsOwnerParams): boolean {
  if (params.queryMode === 'owner') {
    return true;
  }
  if (!params.hasToken) {
    return false;
  }
  const qId = params.queryId != null ? params.queryId.trim().toLowerCase() : '';
  if (qId === '' || qId === 'default') {
    return true;
  }
  const currentId = params.cardId != null ? String(params.cardId).trim() : '';
  const currentSlug = params.cardSlug != null ? String(params.cardSlug).trim() : '';
  const list = params.ownerCardIds != null ? params.ownerCardIds : getOwnerCardIds();
  for (let i = 0; i < list.length; i++) {
    const item = String(list[i]).trim();
    if (item !== '' && (item === currentId || item === currentSlug)) {
      return true;
    }
  }
  return false;
}

/**
 * 动态解析主 CTA 按钮文案 (主人态: 分享名片 / 访客态: 保存到通讯录)
 */
export function resolvePortalCtaText(isOwner: boolean, locale?: OmniLocale): string {
  const loc = locale != null ? locale : getCurrentLocale();
  if (isOwner) {
    return getOmniText(loc, 'card.share');
  }
  return getOmniText(loc, 'card.save_contact');
}

/**
 * 动态解析微官网顶栏辅助操作文案 (主人态: 编辑 / 访客态: 交换名片)
 */
export function resolvePortalHeaderLinkText(isOwner: boolean, locale?: OmniLocale): string {
  const loc = locale != null ? locale : getCurrentLocale();
  if (isOwner) {
    return getOmniText(loc, 'common.edit');
  }
  return getOmniText(loc, 'card.exchange');
}

export type PortalGoBackResult = {
  action: string;
  targetUrl: string;
};

/**
 * 微官网/预览页顶栏返回上一页或主控台智能路由处理
 */
export function executePortalGoBack(isOwner: boolean): PortalGoBackResult {
  try {
    if (typeof getCurrentPages === 'function') {
      const pages = getCurrentPages();
      if (pages != null && pages.length > 1) {
        uni.navigateBack();
        return { action: 'navigateBack', targetUrl: '' };
      }
    }
  } catch (_e) {}

  const target = isOwner ? '/pages/owner/card/index' : '/pages/owner/hall/index';
  try {
    uni.switchTab({
      url: target,
    });
  } catch (_e) {
    try {
      uni.reLaunch({
        url: target,
      });
    } catch (_err) {}
  }
  return { action: 'switchTab', targetUrl: target };
}