const app = getApp()

Page({
  data: {
    statusBarHeight: 44,
    isVip: false,
    daysRemaining: 0,
    expireDateStr: '',
    price: 1980,
    rights: [],
    profile: { name: '', project: '', contact: '', bio: '' },
    purchasing: false
  },

  onLoad() {
    this.setData({ statusBarHeight: app.globalData.statusBarHeight })
    this.loadVipInfo()
  },

  async loadVipInfo() {
    const userId = app.globalData.userInfo?.id
    if (!userId) return
    try {
      const res = await app.request(`/api/vip/status?userId=${userId}`)
      if (res?.success) {
        const d = res.data
        let expStr = ''
        if (d.expireDate) {
          const dt = new Date(d.expireDate)
          expStr = `${dt.getFullYear()}-${String(dt.getMonth()+1).padStart(2,'0')}-${String(dt.getDate()).padStart(2,'0')}`
        }
        this.setData({
          isVip: d.isVip,
          daysRemaining: d.daysRemaining,
          expireDateStr: expStr,
          price: d.price || 1980,
          rights: d.rights || ['解锁全部章节内容（365天）','匹配所有创业伙伴','创业老板排行榜展示','专属VIP标识']
        })
        if (d.isVip) this.loadProfile(userId)
      }
    } catch (e) {
      console.log('[VIP] 加载失败', e)
      this.setData({ rights: ['解锁全部章节内容（365天）','匹配所有创业伙伴','创业老板排行榜展示','专属VIP标识'] })
    }
  },

  async loadProfile(userId) {
    try {
      const res = await app.request(`/api/vip/profile?userId=${userId}`)
      if (res?.success) this.setData({ profile: res.data })
    } catch (e) { console.log('[VIP] 资料加载失败', e) }
  },

  async handlePurchase() {
    const userId = app.globalData.userInfo?.id
    if (!userId) { wx.showToast({ title: '请先登录', icon: 'none' }); return }
    this.setData({ purchasing: true })
    try {
      const res = await app.request('/api/vip/purchase', { method: 'POST', data: { userId } })
      if (res?.success) {
        // 调用微信支付
        const payRes = await app.request('/api/miniprogram/pay', {
          method: 'POST',
          data: { orderSn: res.data.orderSn, openId: app.globalData.openId }
        })
        if (payRes?.success && payRes.payParams) {
          wx.requestPayment({
            ...payRes.payParams,
            success: () => {
              wx.showToast({ title: 'VIP开通成功', icon: 'success' })
              this.loadVipInfo()
            },
            fail: () => wx.showToast({ title: '支付取消', icon: 'none' })
          })
        } else {
          wx.showToast({ title: '支付参数获取失败', icon: 'none' })
        }
      } else {
        wx.showToast({ title: res?.error || '创建订单失败', icon: 'none' })
      }
    } catch (e) {
      console.error('[VIP] 购买失败', e)
      wx.showToast({ title: '购买失败', icon: 'none' })
    } finally { this.setData({ purchasing: false }) }
  },

  onNameInput(e) { this.setData({ 'profile.name': e.detail.value }) },
  onProjectInput(e) { this.setData({ 'profile.project': e.detail.value }) },
  onContactInput(e) { this.setData({ 'profile.contact': e.detail.value }) },
  onBioInput(e) { this.setData({ 'profile.bio': e.detail.value }) },

  async saveProfile() {
    const userId = app.globalData.userInfo?.id
    if (!userId) return
    const p = this.data.profile
    try {
      const res = await app.request('/api/vip/profile', {
        method: 'POST',
        data: { userId, name: p.name, project: p.project, contact: p.contact, bio: p.bio }
      })
      if (res?.success) wx.showToast({ title: '资料已保存', icon: 'success' })
      else wx.showToast({ title: res?.error || '保存失败', icon: 'none' })
    } catch (e) { wx.showToast({ title: '保存失败', icon: 'none' }) }
  },

  goBack() { wx.navigateBack() }
})