/**
 * 我的页 U30-U33（重构：用 userStore 派生状态 + ui-section-header）
 *
 * 不变量（AGENTS.md）：
 *   - 第 8 条：敏感数据默认拒绝——Profile 中不展示身份证号/手机号/完整生日，
 *     仅展示前台脱敏字段（昵称/年龄/地区/职业大类）。
 *   - 第 2 条：Required 不可自动放宽——择偶条件入口仅跳转编辑页，不在本页软化。
 *   - 第 9 条：PostgreSQL 是 Source of Truth——本页状态全部来自 userStore 拉取的 /me/status。
 */
const { userStore, authStore, matchStore, appStore } = require('../../stores');
const { ROUTE, OPERATOR, DANGER_ACTION, RELATIONSHIP_STATUS, PROFILE_REVIEW } = require('../../constants');

const RELATIONSHIP_TEXT = {
  [RELATIONSHIP_STATUS.SEARCHING]: '正在寻找',
  [RELATIONSHIP_STATUS.GETTING_TO_KNOW]: '正在了解',
  [RELATIONSHIP_STATUS.PAUSED]: '已暂停寻找',
  [RELATIONSHIP_STATUS.MATCHED_SUCCESSFULLY]: '已成功牵手',
  [RELATIONSHIP_STATUS.SERVICE_EXITED]: '已退出服务',
};

Page({
  data: {
    isLoggedIn: false,
    profile: null,
    userState: null,
    verificationStatus: 'not_submitted',
    loadStatus: 'idle',
    isRealNameVerified: false,
    isProfileApproved: false,
    reviewStatusText: '',
    relationshipText: '',
    canPause: false,
    canResume: false,
    likersCount: 0,
    matchCount: 0,
    showLogoutDialog: false,
    logoutAction: DANGER_ACTION.LOGOUT,
    loginActions: [{ text: '微信登录', event: 'login', variant: 'primary' }],
    hasOperatorToken: false,
    profileCompleteness: 0,
  },

  onLoad() {
    // 订阅 userStore，派生展示状态
    this._unsubUser = userStore.subscribe((state) => this._syncFromUserStore(state));
    this._syncFromUserStore(userStore.state);
    // 绑定 matchStore.likersCount（驱动"喜欢我"徽标）
    this._unsubMatch = matchStore.subscribe((state) => {
      this.setData({
        likersCount: state.likersCount || 0,
        matchCount: Array.isArray(state.mutualList) ? state.mutualList.length : 0,
      });
    });
  },

  onShow() {
    // 检测红娘工作台登录状态
    if (authStore.state.isLoggedIn) {
      userStore.fetchStatus().catch((err) => appStore.toastError(err));
      userStore.fetchProfile().catch(() => {});
      userStore.fetchVerificationStatus().catch(() => {});
      matchStore.fetchLikersCount().catch(() => {});
      matchStore.fetchMutualList().catch(() => {});
    }
  },

  onUnload() {
    this._unsubUser && this._unsubUser();
    this._unsubMatch && this._unsubMatch();
  },

  /** 把 userStore 状态派生为页面展示字段 */
  _syncFromUserStore(state) {
    const us = state.userState;
    const isLoggedIn = !!us || authStore.state.isLoggedIn;
    const isRealNameVerified = !!us && !!us.isRealNameVerified;
    const reviewStatus = us ? us.profileReviewStatus : null;
    const isProfileApproved = reviewStatus === PROFILE_REVIEW.APPROVED;

    let reviewStatusText = '未提交';
    if (reviewStatus === PROFILE_REVIEW.PENDING) reviewStatusText = '审核中';
    else if (reviewStatus === PROFILE_REVIEW.APPROVED) reviewStatusText = '已审核';
    else if (reviewStatus === PROFILE_REVIEW.NEED_EDIT) reviewStatusText = '需修改';
    else if (reviewStatus === PROFILE_REVIEW.REJECTED) reviewStatusText = '未通过';

    const rel = us ? us.relationshipStatus : null;
    const relationshipText = rel ? RELATIONSHIP_TEXT[rel] || '' : '';
    const canPause =
      rel === RELATIONSHIP_STATUS.SEARCHING || rel === RELATIONSHIP_STATUS.GETTING_TO_KNOW;
    const canResume = rel === RELATIONSHIP_STATUS.PAUSED;

    this.setData({
      isLoggedIn,
      profile: state.profile,
      userState: us,
      verificationStatus: state.verificationStatus,
      loadStatus: state.loadStatus,
      isRealNameVerified,
      isProfileApproved,
      reviewStatusText,
      relationshipText,
      canPause,
      canResume,
      profileCompleteness: state.profile?.profileCompletion || 0,
    });
  },

  // ============ 登录 ============

  onLoginAction(e) {
    if ((e.detail || {}).event === 'login') {
      wx.navigateTo({ url: ROUTE.AUTH.LOGIN });
    }
  },

  // ============ 资料编辑 ============

  onEditProfile() {
    wx.navigateTo({ url: ROUTE.ONBOARDING.PROFILE_INTRO });
  },

  onEditPreference() {
    wx.navigateTo({ url: ROUTE.ONBOARDING.PROFILE_PREFERENCE });
  },

  onEditPhotos() {
    wx.navigateTo({ url: ROUTE.ONBOARDING.PROFILE_PHOTOS });
  },

  // ============ 匹配 ============

  onGoMessages() {
    wx.switchTab({ url: ROUTE.TAB.MESSAGES });
  },

  onGoLikers() {
    wx.navigateTo({ url: ROUTE.DETAIL.LIKERS });
  },

  // ============ 账户与安全 ============

  onGoVerification() {
    wx.navigateTo({ url: ROUTE.AUTH.VERIFICATION });
  },

  onGoPrivacy() {
    wx.navigateTo({ url: ROUTE.SETTINGS.PRIVACY });
  },

  onGoBlacklist() {
    wx.navigateTo({ url: ROUTE.SETTINGS.BLACKLIST });
  },

  onGoAccountStatus() {
    wx.navigateTo({ url: ROUTE.SETTINGS.ACCOUNT_STATUS_PAGE });
  },

  // ============ 关系状态切换 ============

  async onPause() {
    try {
      appStore.showLoading('处理中…');
      await userStore.pauseSearching();
      appStore.hideLoading();
      appStore.toastSuccess('已暂停寻找');
    } catch (err) {
      appStore.hideLoading();
      appStore.toastError(err);
    }
  },

  async onResume() {
    try {
      appStore.showLoading('处理中…');
      await userStore.resumeSearching();
      appStore.hideLoading();
      appStore.toastSuccess('已恢复寻找');
    } catch (err) {
      appStore.hideLoading();
      appStore.toastError(err);
    }
  },

  onGoFate() { wx.navigateTo({ url: ROUTE.MAIN.FATE_CENTER }); },
  onGoMatchmaker() { wx.navigateTo({ url: ROUTE.MAIN.MATCHMAKER }); },
  onGoCounseling() { wx.navigateTo({ url: ROUTE.SERVICE.COUNSELING }); },
  onGoActivities() { wx.navigateTo({ url: ROUTE.DETAIL.MY_ACTIVITIES }); },
  onGoAppointments() { wx.navigateTo({ url: ROUTE.SERVICE.MY_APPOINTMENTS }); },
  onGoServiceHistory() { wx.navigateTo({ url: ROUTE.SERVICE.HISTORY }); },
  onGoSafety() { wx.navigateTo({ url: ROUTE.SETTINGS.MY_REPORTS }); },
  onGoClassroom() { wx.navigateTo({ url: ROUTE.SERVICE.CLASSROOM }); },
  onGoAntiFraud() { wx.navigateTo({ url: ROUTE.SERVICE.ANTI_FRAUD }); },
  onGoStation() { wx.navigateTo({ url: ROUTE.SERVICE.STATION }); },
  // ============ 其他 ============

  onGoSettings() {
    wx.navigateTo({ url: ROUTE.SETTINGS.SETTINGS });
  },

  onGoHelp() {
    wx.navigateTo({ url: ROUTE.SETTINGS.HELP_CENTER });
  },

  onGoAbout() {
    wx.navigateTo({ url: ROUTE.SETTINGS.ABOUT });
  },

  // ============ 身份切换 ============

  onSwitchRole() {
    const token = wx.getStorageSync('operatorToken');
    if (token) {
      wx.navigateTo({ url: ROUTE.OPERATOR.WORKBENCH });
    } else {
      wx.navigateTo({ url: ROUTE.OPERATOR.LOGIN });
    }
  },

  onLogout() {
    this.setData({ showLogoutDialog: true });
  },

  async onConfirmLogout() {
    this.setData({ showLogoutDialog: false });
    try {
      appStore.showLoading('退出中…');
      await authStore.logout();
      appStore.hideLoading();
      wx.reLaunch({ url: ROUTE.AUTH.LOGIN });
    } catch (err) {
      appStore.hideLoading();
      appStore.toastError(err);
    }
  },

  onCancelLogout() {
    this.setData({ showLogoutDialog: false });
  },
});