package localjx

import (
	"crypto/rand"
	"crypto/rsa"
	"crypto/x509"
	"encoding/json"
	"encoding/pem"
	"os"
	"time"

	"git.rosy.net.cn/jx-callback/globals"

	"git.rosy.net.cn/baseapi/platformapi/tonglianpayapi"
	"git.rosy.net.cn/baseapi/utils"

	"git.rosy.net.cn/jx-callback/business/auth2/authprovider/weixin"
	"git.rosy.net.cn/jx-callback/business/jxutils/jxcontext"
	"git.rosy.net.cn/jx-callback/business/model"
	"git.rosy.net.cn/jx-callback/business/model/dao"
	"git.rosy.net.cn/jx-callback/globals/api"
)

func pay4OrderByTL(ctx *jxcontext.Context, order *model.GoodsOrder, vendorPayType string) (orderPay *model.OrderPay, err error) {
	payCreatedAt := time.Now()
	param := &tonglianpayapi.CreateUnitorderOrderParam{
		Trxamt:    int(order.ActualPayPrice),
		NotifyUrl: globals.TLPayNotifyURL,
		Reqsn:     order.VendorOrderID,
	}

	if authInfo, err := ctx.GetV2AuthInfo(); err == nil && authInfo.GetAuthType() == weixin.AuthTypeMini {
		param.Acct = authInfo.GetAuthID()
	}
	result, err := api.TLpayAPI.CreateUnitorderOrder(param)
	if err == nil {
		result2 := &tonglianpayapi.PayInfo{}
		json.Unmarshal([]byte(result.PayInfo), &result2)
		orderPay = &model.OrderPay{
			PayOrderID:    param.Reqsn,
			PayType:       model.PayTypeTL,
			VendorPayType: vendorPayType,

			VendorOrderID: order.VendorOrderID,
			VendorID:      order.VendorID,
			Status:        0,
			PayCreatedAt:  payCreatedAt,
			PrepayID:      result2.PrepayID,
			CodeURL:       utils.LimitUTF8StringLen(result.PayInfo, 3200),
			TotalFee:      int(order.ActualPayPrice),
		}
		plainText, err2 := RSADecrypt([]byte(result2.PaySign))
		result2.PaySign = string(plainText)
		str, err2 := json.Marshal(result2)
		result.PayInfo = string(str)
		err = err2
	}
	return orderPay, err
}

func RSADecrypt(pub []byte) (plainText []byte, err error) {
	//打开文件
	file, err := os.Open("conf/rsa_key.pem")
	if err != nil {
		panic(err)
	}
	defer file.Close()
	//获取文件内容
	info, _ := file.Stat()
	buf := make([]byte, info.Size())
	file.Read(buf)
	//pem解码
	block, _ := pem.Decode(buf)
	//X509解码
	privateKey, err := x509.ParsePKCS8PrivateKey(block.Bytes)
	if err != nil {
		panic(err)
	}
	//对密文进行解密
	plainText, err = rsa.DecryptPKCS1v15(rand.Reader, privateKey.(*rsa.PrivateKey), pub)
	return plainText, err
}

func OnTLPayCallback(call *tonglianpayapi.CallBackResult) (err error) {
	globals.SugarLogger.Debugf("OnTLPayCallback msg:%s", utils.Format4Output(call, true))
	switch call.TrxCode {
	case tonglianpayapi.MsgTypePay:
		err = onTLpayFinished(call)
	case tonglianpayapi.MsgTypeRefund:
		err = onTLpayRefund(call)
	}
	return err
}

func onTLpayFinished(call *tonglianpayapi.CallBackResult) (err error) {
	orderPay := &model.OrderPay{
		PayOrderID: call.CusorderID,
		PayType:    model.PayTypeTL,
	}
	orderPay.DeletedAt = utils.DefaultTimeValue
	db := dao.GetDB()
	if err = dao.GetEntity(db, orderPay, "PayOrderID", "PayType", "DeletedAt"); err == nil {
		orderPay.PayFinishedAt = utils.Time2Pointer(utils.Str2Time(call.PayTime))
		orderPay.TransactionID = call.ChnlTrxID
		orderPay.OriginalData = utils.Format4Output(call, true)
		if call.TrxStatus == tonglianpayapi.TrxStatusSuccess {
			orderPay.Status = model.PayStatusYes
		} else {
			orderPay.Status = model.PayStatusFailed
		}
		dao.UpdateEntity(db, orderPay)
		if call.TrxStatus == tonglianpayapi.TrxStatusSuccess {
			err = OnPayFinished(orderPay)
		}
	} else {
		globals.SugarLogger.Debugf("onTLpayFinished msg:%s, err:%v", utils.Format4Output(call, true), err)
	}
	return err
}

func onTLpayRefund(call *tonglianpayapi.CallBackResult) (err error) {
	// orderPayRefund := &model.OrderPayRefund{
	// 	RefundID: call.CusorderID,
	// }
	// db := dao.GetDB()
	// if err = dao.GetEntity(db, orderPayRefund, "RefundID"); err == nil {
	// 	if msg.ResultCode == wxpayapi.ResponseCodeSuccess {
	// 		orderPayRefund.Status = model.RefundStatusYes
	// 	} else {
	// 		orderPayRefund.Status = model.RefundStatusFailed
	// 	}
	// 	orderPayRefund.OriginalData = utils.Format4Output(msg, true)
	// 	dao.UpdateEntity(db, orderPayRefund)
	// } else if dao.IsNoRowsError(err) {
	// 	globals.SugarLogger.Warnf("收到异常的退款事件, msg:%s", utils.Format4Output(msg, true))
	// }

	// orderPay := &model.OrderPay{
	// 	VendorOrderID: orderPayRefund.VendorOrderID,
	// 	VendorID:      jxutils.GetPossibleVendorIDFromVendorOrderID(orderPayRefund.VendorOrderID),
	// 	PayType:       model.PayTypeWX,
	// 	Status:        model.PayStatusYes,
	// }
	// orderPay.DeletedAt = utils.DefaultTimeValue
	// if err = dao.GetEntity(db, orderPay, "VendorOrderID", "VendorID", "PayType", "Status", "DeletedAt"); err == nil {
	// 	orderPay.Status = model.PayStatusRefund
	// 	dao.UpdateEntity(db, orderPay)
	// }
	return err
}