add more

cmd/cart/pool-server.go

@@ -366,10 +366,19 @@ func getOriginalHost(r *http.Request) string {
 	return r.Host
 }
 
+func getClientIp(r *http.Request) string {
+	ip := r.Header.Get("X-Forwarded-For")
+	if ip == "" {
+		ip = r.RemoteAddr
+	}
+	return ip
+}
+
 func (s *PoolServer) CreateOrUpdateCheckout(r *http.Request, id cart.CartId) (*CheckoutOrder, error) {
 	host := getOriginalHost(r)
 	country := getCountryFromHost(host)
 	meta := &CheckoutMeta{
+		ClientIp: getClientIp(r),
 		SiteUrl:  fmt.Sprintf("https://%s", host),
 		Country:  country,
 		Currency: getCurrency(country),
@@ -729,6 +738,7 @@ func (s *PoolServer) AdyenSessionHandler(w http.ResponseWriter, r *http.Request,
 	host := getOriginalHost(r)
 	country := getCountryFromHost(host)
 	meta := &CheckoutMeta{
+		ClientIp: getClientIp(r),
 		SiteUrl:  fmt.Sprintf("https://%s", host),
 		Country:  country,
 		Currency: getCurrency(country),