From d0f726621f0129a6016be80cba206caeda2c9280 Mon Sep 17 00:00:00 2001
From: Oliver Jakoubek <info@jakoubek.net>
Date: Sun, 28 Jun 2020 20:18:41 +0200
Subject: [PATCH] Add more than on product to a Route

---
 route.go      |  6 +++++-
 route_info.go | 14 +++++++++-----
 2 files changed, 14 insertions(+), 6 deletions(-)

diff --git a/route.go b/route.go
index 468c519..b564f9e 100644
--- a/route.go
+++ b/route.go
@@ -16,7 +16,7 @@ type Route struct {
 	eaAddressDefinition       int
 	topsheetTemplateDirectory int
 	editionName               string
-	productReferenceNumber    int
+	productReferenceNumbers   []int
 	ProductionDrops           []*ProductionDrop
 }
 
@@ -58,6 +58,10 @@ func (r *Route) GetRouteMessage() string {
 	return info
 }
 
+func (r *Route) AddProductReferenceNumber(prnr int) {
+	r.productReferenceNumbers = append(r.productReferenceNumbers, prnr)
+}
+
 func (r *Route) AddProductionDrop(pd *ProductionDrop) error {
 	r.ProductionDrops = append(r.ProductionDrops, pd)
 	return nil
diff --git a/route_info.go b/route_info.go
index 5b3380d..d0a7d15 100644
--- a/route_info.go
+++ b/route_info.go
@@ -16,7 +16,7 @@ type RouteInfo struct {
 	eaAddressDefinition       int
 	topsheetTemplateDirectory int
 	editionName               string
-	productReferenceNumber    int
+	productReferenceNumbers   []int
 }
 
 func (ri *RouteInfo) ParameterSz() string {
@@ -27,12 +27,16 @@ func (ri *RouteInfo) SetParameterSz(parameterSz int) {
 	ri.parameterSz = parameterSz
 }
 
-func (ri *RouteInfo) ProductReferenceNumber() string {
-	return fmt.Sprintf("+41%02d", ri.productReferenceNumber)
+func (ri *RouteInfo) ProductReferenceNumbers() string {
+	var prreffmt string
+	for _, pr := range ri.productReferenceNumbers {
+		prreffmt += fmt.Sprintf("+41%02d", pr)
+	}
+	return prreffmt
 }
 
-func (ri *RouteInfo) SetProductReferenceNumber(productReferenceNumber int) {
-	ri.productReferenceNumber = productReferenceNumber
+func (ri *RouteInfo) AddProductReferenceNumber(productReferenceNumber int) {
+	ri.productReferenceNumbers = append(ri.productReferenceNumbers, productReferenceNumber)
 }
 
 func (ri *RouteInfo) TopsheetTemplateDirectory() string {