const { appointmentDB, formatRecord } = require('../../../utils/api')

Page({
  data: {
    record: null,
    loading: true,
    error: '',
    verifying: false
  },

  onLoad(options) {
    const id = this.extractId(options)
    if (!id) {
      this.setData({ loading: false, error: '缺少预约记录ID' })
      return
    }
    this.loadRecordDetail(id)
  },

  extractId(options) {
    if (options.id) return options.id
    if (!options.scene) return null

    const scene = decodeURIComponent(options.scene)
    return scene.startsWith('id=') ? scene.substring(3) : scene
  },

  async loadRecordDetail(id) {
    try {
      this.setData({ loading: true })
      const result = await appointmentDB.getDetail(id)

      if (!result) {
        this.setData({ loading: false, error: '预约记录不存在' })
        return
      }

      const statusMap = {
        'pending': '待审核',
        'approved': '已通过',
        'rejected': '已拒绝',
        'cancelled': '已取消'
      }

      // checkStatus 为字符串：'0' 未核销，'1' 已核销
      const checkStatus = String(result.checkStatus)
      const checkStatusText = checkStatus === '1' ? '已核销' : '未核销'

      this.setData({
        record: {
          ...formatRecord(result),
          statusText: statusMap[result.status] || result.status,
          checkStatus: checkStatus,
          checkStatusText: checkStatusText
        },
        loading: false
      })
    } catch (err) {
      console.error('加载预约记录详情失败', err)
      this.setData({ loading: false, error: '加载失败，请稍后重试' })
    }
  },

  async onVerify() {
    const { record, verifying } = this.data
    if (verifying || !record || !record.id) return

    wx.showModal({
      title: '确认核销',
      content: '确定要核销该预约记录吗？',
      confirmColor: '#1890ff',
      success: async (res) => {
        if (!res.confirm) return

        this.setData({ verifying: true })
        try {
          await appointmentDB.notifyHost(record.id)
          wx.showToast({ title: '核销成功', icon: 'success' })
          // 刷新详情页
          this.loadRecordDetail(record.id)
        } catch (err) {
          console.error('核销失败', err)
          wx.showToast({ title: '核销失败，请重试', icon: 'none' })
        } finally {
          this.setData({ verifying: false })
        }
      }
    })
  }
})