/**
 * Soul创业实验 - 订单页
 */
const app = getApp()

Page({
  data: {
    statusBarHeight: 44,
    orders: [],
    loading: true
  },

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

  onShow() {
    this.loadOrders()
  },

  async loadOrders() {
    this.setData({ loading: true })
    try {
      let purchasedSections = app.globalData.purchasedSections || []
      let sectionMidMap = app.globalData.sectionMidMap || {}
      const userId = app.globalData.userInfo?.id
      if (userId) {
        try {
          const res = await app.request(`/api/miniprogram/user/purchase-status?userId=${encodeURIComponent(userId)}`)
          if (res?.success && res.data) {
            purchasedSections = res.data.purchasedSections || []
            sectionMidMap = res.data.sectionMidMap || {}
            app.globalData.purchasedSections = purchasedSections
            app.globalData.sectionMidMap = sectionMidMap
          }
        } catch (_) { /* 使用缓存 */ }
      }
      const orders = purchasedSections.map((id, index) => ({
        id: `order_${index}`,
        sectionId: id,
        mid: sectionMidMap[id] || 0,
        title: `章节 ${id}`,
        amount: 1,
        status: 'completed',
        createTime: new Date(Date.now() - index * 86400000).toLocaleDateString()
      }))
      this.setData({ orders })
    } catch (e) {
      console.error('加载订单失败:', e)
    } finally {
      this.setData({ loading: false })
    }
  },

  goToRead(e) {
    const id = e.currentTarget.dataset.id
    const mid = e.currentTarget.dataset.mid
    const q = mid ? `mid=${mid}` : `id=${id}`
    wx.navigateTo({ url: `/pages/read/read?${q}` })
  },

  goBack() { wx.navigateBack() },

  onShareAppMessage() {
    const ref = app.getMyReferralCode()
    return {
      title: 'Soul创业派对 - 我的订单',
      path: ref ? `/pages/purchases/purchases?ref=${ref}` : '/pages/purchases/purchases'
    }
  }
})