const { query } = require('../config/database')

async function bindOpenId(ctx) {
  const { userId, openid } = ctx.request.body
  if (!userId || !openid) {
    ctx.body = { code: 400, message: '缺少参数' }
    return
  }
  await query('UPDATE users SET openid = ? WHERE id = ?', [openid, userId])
  ctx.body = { code: 200, message: '绑定成功' }
}

async function notifyOrder(ctx) {
  const { orderId } = ctx.request.body
  const orders = await query(
    'SELECT o.*, u.openid FROM orders o LEFT JOIN users u ON o.user_id = u.id WHERE o.id = ?',
    [orderId]
  )
  if (!orders.length) {
    ctx.body = { code: 404, message: '订单不存在' }
    return
  }
  const order = orders[0]
  if (!order.openid) {
    ctx.body = { code: 400, message: '用户未绑定微信' }
    return
  }
  try {
    const { sendOrderStatusNotification } = require('../utils/wechat')
    const result = await sendOrderStatusNotification(order.openid, order.id, order.status, order.total_price)
    ctx.body = { code: 200, data: result }
  } catch (e) {
    ctx.body = { code: 500, message: e.message }
  }
}

module.exports = { bindOpenId, notifyOrder }