/*
 * @Date: 2026-01-16 19:41:09
 * @LastEditors: hookehuyr hookehuyr@gmail.com
 * @LastEditTime: 2026-01-20 11:40:46
 * @FilePath: /xyxBooking-weapp/src/utils/wechatPay.js
 * @Description: 微信支付工具函数
 */
import Taro from '@tarojs/taro'
import { wxPayAPI } from '@/api/wx/pay'
import { billCancelUnpaidAPI } from '@/api/index'
import { ENABLE_REPAY_FEATURE } from '@/utils/config'

/**
 * @description 微信支付
 * @param {*} pay_id 订单号
 * @returns {*} 支付结果
 */

export const wechat_pay = async ({ pay_id }) => {
  const normalized_pay_id = String(pay_id || '')
  if (!normalized_pay_id) {
    return { code: 0, data: null, msg: '缺少订单号' }
  }

  Taro.showLoading({ title: '支付准备中...' })
  let pay_params_res = null
  try {
    pay_params_res = await wxPayAPI({ pay_id: normalized_pay_id })
  } finally {
    Taro.hideLoading()
  }

  if (!pay_params_res || pay_params_res.code !== 1) {
    return { code: 0, data: null, msg: pay_params_res?.msg || '获取支付信息失败，请稍后再试' }
  }

  const pay_params = pay_params_res?.data || {}

  const pay_result = await new Promise(resolve => {
    Taro.requestPayment({
      timeStamp: pay_params.timeStamp,
      nonceStr: pay_params.nonceStr,
      package: pay_params.package,
      signType: pay_params.signType,
      paySign: pay_params.paySign,
      success: res => resolve({ ok: true, res }),
      fail: err => resolve({ ok: false, err })
    })
  })

  if (pay_result?.ok) {
    return { code: 1, data: pay_result.res || null, msg: '支付成功' }
  }

  // 优化错误提示文案
  const errMsg = pay_result?.err?.errMsg || ''
  let friendlyMsg = '支付未完成'
  let showConfirmAndBack = false

  if (errMsg.includes('cancel')) {
    friendlyMsg = '您已取消支付'
    showConfirmAndBack = true
  } else if (errMsg.includes('fail')) {
    friendlyMsg = '支付失败'
    showConfirmAndBack = true
  }

  // 如果重新支付功能关闭，直接提示并返回上一页
  if (!ENABLE_REPAY_FEATURE && showConfirmAndBack) {
    // 自动取消订单
    Taro.showLoading({ title: '取消订单中...' })
    try {
      const { code } = await billCancelUnpaidAPI({ pay_id: normalized_pay_id })
      Taro.hideLoading()
      if (code) {
        // 取消成功，更新提示文案
        friendlyMsg = `${friendlyMsg}，订单已自动取消`
      }
    } catch (e) {
      Taro.hideLoading()
      console.error('取消订单失败:', e)
    }

    await Taro.showModal({
      title: friendlyMsg,
      content: '订单未完成支付，如有需要请重新预约',
      showCancel: false,
      confirmText: '我知道了'
    })
    // 返回上一页
    const pages = Taro.getCurrentPages()
    if (pages.length > 1) {
      Taro.navigateBack()
    }
  }

  return { code: 0, data: pay_result?.err || null, msg: friendlyMsg }
}