const { authStore, appStore } = require('../../stores')
const api = require('../../utils/api')

const QUICK_ENTRIES = [
  { code: 'discover', label: '找对象', icon: '缘', tone: 'rose', targetPage: '/pages/discover/discover', tab: true, enabled: true },
  { code: 'matchmaker', label: '公益红娘', icon: '牵', tone: 'amber', targetPage: '/pages/matchmaker/matchmaker', enabled: true },
  { code: 'activity', label: '公益活动', icon: '聚', tone: 'green', targetPage: '/pages/activity/activity', tab: true, enabled: true },
  { code: 'counseling', label: '婚恋咨询', icon: '谈', tone: 'blue', targetPage: '/pages/counseling-intro/counseling-intro', enabled: true },
  { code: 'classroom', label: '婚恋课堂', icon: '学', tone: 'purple', targetPage: '/pages/content/content', enabled: true },
  { code: 'premarital', label: '婚前辅导', icon: '伴', tone: 'orange', targetPage: '/pages/premarital-intro/premarital-intro', enabled: true },
  { code: 'anti-fraud', label: '婚恋反诈', icon: '安', tone: 'indigo', targetPage: '/pages/anti-fraud/anti-fraud', enabled: true },
  { code: 'station', label: '善缘服务站', icon: '站', tone: 'teal', targetPage: '/pages/service-station/service-station', enabled: true },
]

function previewData() {
  return {
    userState: { verified: true, profileStatus: 'approved', localEligibilityStatus: 'verified', relationshipStatus: 'searching' },
    banners: [{ id: 'preview-banner', title: '让真诚的相遇，在丹阳发生', subtitle: '实名认证 · 人工审核 · 公益服务', buttonText: '了解平台', targetType: 'internal_page', targetValue: '/pages/about/about' }],
    quickEntries: QUICK_ENTRIES,
    recommendations: [{ userId: 'preview-user', displayName: '林女士', age: 29, heightCm: 165, regionName: '丹阳', occupationCode: '教育行业', verified: true, reviewed: true, recommendationLevel: 'high', recommendationReasons: ['双方年龄与生活规划较为契合', '都期待认真稳定的关系'], intro: '喜欢阅读和徒步，重视坦诚沟通。' }],
    serviceRecommendations: [{ type: 'matchmaker', title: '需要更有温度的帮助？', description: '公益红娘会在尊重双方意愿的前提下提供人工推荐。', ctaText: '申请公益红娘' }],
    activities: [{ id: 'preview-activity', title: '“初秋相遇”青年公益交友活动', startAt: '2026-09-20T14:00:00+08:00', locationName: '善缘丹阳公益服务站', typeLabel: '公益交友' }],
    serviceLocation: { id: 'preview-station', name: '善缘丹阳公益服务站', shortName: '线下咨询与活动服务阵地', services: ['资料协助', '服务预约', '活动咨询'] },
    articles: [{ id: 'preview-article', title: '第一次见面，怎样自然地开始交流', categoryName: '沟通成长', readTime: '5分钟' }, { id: 'preview-article-2', title: '建立一段健康关系的三个边界', categoryName: '关系成长', readTime: '6分钟' }],
    safetyNotice: { text: '涉及借款、投资和个人隐私时请保持谨慎，发现异常及时举报。', ctaText: '查看反诈指南' },
  }
}

Page({
  data: {
    unreadCount: 2,
    loading: true,
    loadError: false,
    previewMode: false,
    userState: null,
    isOnboarding: false,
    isVerified: false,
    isPaused: false,
    isSuccessful: false,
    onboardingMessage: '',
    onboardingActions: [],
    statusChecks: [],
    banners: [],
    quickEntries: QUICK_ENTRIES,
    recommendations: [],
    recState: 'loading',
    actionLoadingUserId: '',
    serviceRecommendations: [],
    activities: [],
    serviceLocation: null,
    articles: [],
    safetyNotice: { text: '涉及借款、投资和个人隐私时请保持谨慎。', ctaText: '查看反诈指南' },
    emptyActions: [{ text: '调整择偶条件', event: 'preference', variant: 'secondary' }, { text: '申请公益红娘', event: 'matchmaker', variant: 'primary' }],
  },
  onLoad() { this.loadHomeData() },
  onPullDownRefresh() { this.loadHomeData().finally(() => wx.stopPullDownRefresh()) },
  async loadHomeData() {
    this.setData({ loading: true, loadError: false })
    try {
      if (!authStore.state.isLoggedIn && this.isDevelopPreview()) {
        this.processHomeData(previewData(), true)
        return
      }
      if (!authStore.state.isLoggedIn) {
        this.processHomeData({ ...previewData(), recommendations: [] }, false)
        return
      }
      this.processHomeData(await api.get('/home'), false)
    } catch (error) {
      console.error('首页数据加载失败', error)
      if (this.isDevelopPreview()) this.processHomeData(previewData(), true)
      else this.setData({ loading: false, loadError: true, recState: 'error' })
    }
  },
  isDevelopPreview() {
    try { return wx.getAccountInfoSync().miniProgram.envVersion === 'develop' } catch (_) { return false }
  },
  processHomeData(data, previewMode) {
    const state = data.userState || null
    const profileStatus = state && state.profileStatus
    const eligibility = (state && state.localEligibilityStatus) || 'not_declared'
    const relationship = (state && state.relationshipStatus) || ''
    const isOnboarding = !state || (profileStatus !== 'approved' && profileStatus !== 'completed')
    this.setData({
      loading: false, loadError: false, previewMode,
      userState: state, isOnboarding, isVerified: eligibility === 'verified',
      isPaused: relationship === 'paused', isSuccessful: relationship === 'matched_successfully',
      onboardingMessage: isOnboarding ? '完成资料与资格核验后，即可开始寻找合适的人' : '',
      onboardingActions: isOnboarding ? [{ text: '继续完善', event: authStore.state.isLoggedIn ? 'profile' : 'login', variant: 'primary' }] : [],
      statusChecks: [{ label: '已实名', done: !!(state && state.verified) }, { label: '本地资格', done: eligibility === 'verified' }, { label: '资料已审核', done: profileStatus === 'approved' || profileStatus === 'completed' }],
      banners: data.banners || [], quickEntries: (data.quickEntries && data.quickEntries.length ? data.quickEntries : QUICK_ENTRIES),
      recommendations: data.recommendations || [], recState: data.recommendations && data.recommendations.length ? 'loaded' : 'empty',
      serviceRecommendations: data.serviceRecommendations || [], activities: data.activities || [], serviceLocation: data.serviceLocation || null,
      articles: data.articles || [], safetyNotice: data.safetyNotice || this.data.safetyNotice,
    })
  },
  onRetry() { this.loadHomeData() },
  onBannerTap(e) {
    const item = e.currentTarget.dataset.item || {}
    if (item.targetType === 'activity' && item.targetValue) return wx.navigateTo({ url: `/pages/activity-detail/activity-detail?id=${item.targetValue}` })
    const safeRoutes = { matchmaker: '/pages/matchmaker/matchmaker', counseling: '/pages/counseling-intro/counseling-intro', premarital: '/pages/premarital-intro/premarital-intro', service_location: '/pages/service-station/service-station', article: '/pages/content-detail/content-detail', internal_page: item.targetValue }
    const url = safeRoutes[item.targetType]
    if (url && /^\/pages\//.test(url)) wx.navigateTo({ url })
  },
  onEntryTap(e) {
    const entry = e.currentTarget.dataset.entry || {}
    if (!entry.enabled) return wx.showToast({ title: '完成资料后可使用此服务', icon: 'none' })
    if (entry.tab) wx.switchTab({ url: entry.targetPage })
    else wx.navigateTo({ url: entry.targetPage })
  },
  onViewDetail(e) { if (e.detail.userId) wx.navigateTo({ url: `/pages/profile-detail/profile-detail?id=${e.detail.userId}` }) },
  onLike(e) { this.setData({ actionLoadingUserId: e.detail.userId }); setTimeout(() => { this.setData({ actionLoadingUserId: '' }); appStore.toastSuccess('已表达喜欢') }, 450) },
  onPass(e) { this.setData({ actionLoadingUserId: e.detail.userId }); setTimeout(() => this.setData({ actionLoadingUserId: '' }), 300) },
  onEmptyAction(e) {
    const event = (e.detail && e.detail.event) || e.currentTarget.dataset.event
    const routes = { login: '/pages/login/login', profile: '/pages/profile-basic/profile-basic', preference: '/pages/profile-preference/profile-preference', matchmaker: '/pages/matchmaker/matchmaker' }
    if (event === 'discover') return wx.switchTab({ url: '/pages/discover/discover' })
    if (routes[event]) wx.navigateTo({ url: routes[event] })
  },
  onResume() { wx.navigateTo({ url: '/pages/relationship-status/relationship-status' }) },
  onSeeMore() { wx.switchTab({ url: '/pages/discover/discover' }) },
  onSeeAllActivities() { wx.switchTab({ url: '/pages/activity/activity' }) },
  onActivityTap(e) { wx.navigateTo({ url: `/pages/activity-detail/activity-detail?id=${e.currentTarget.dataset.id}` }) },
  onStationTap() { wx.navigateTo({ url: '/pages/service-station/service-station' }) },
  onServiceTap(e) { const routes={matchmaker:'/pages/matchmaker/matchmaker',counseling:'/pages/counseling-intro/counseling-intro',premarital:'/pages/premarital-intro/premarital-intro'}; if(routes[e.currentTarget.dataset.type]) wx.navigateTo({url:routes[e.currentTarget.dataset.type]}) },
  onArticleTap(e) { wx.navigateTo({ url: `/pages/content-detail/content-detail?id=${e.currentTarget.dataset.id}` }) },
  onSafetyTap() { wx.navigateTo({ url: '/pages/anti-fraud/anti-fraud' }) },
  onMessages() { wx.switchTab({ url: '/pages/messages/messages' }) },
})