added order: prefix to TokenPNGBase64

go.mod

@@ -2,4 +2,7 @@ module github.com/debyltech/go-snipcart
 
 go 1.20
 
-require github.com/debyltech/go-helpers v0.0.0-20230224002154-eb55816c71ec
+require (
+	github.com/debyltech/go-helpers v0.0.0-20230224002154-eb55816c71ec
+	github.com/skip2/go-qrcode v0.0.0-20200617195104-da1b6568686e
+)

snipcart/snipcart.go

@@ -7,6 +7,7 @@ import (
 	"fmt"
 
 	helper "github.com/debyltech/go-helpers"
+	"github.com/skip2/go-qrcode"
 )
 
 const (
@@ -93,3 +94,12 @@ func (s *SnipcartProvider) GetOrdersByStatus(status OrderStatus) (*SnipcartOrder
 
 	return s.GetOrders(map[string]string{"status": string(status)})
 }
+
+func (o *SnipcartOrder) TokenPNGBase64() (string, error) {
+	img, err := qrcode.Encode("order:"+o.Token, qrcode.Medium, 128)
+	if err != nil {
+		return "", err
+	}
+
+	return base64.StdEncoding.EncodeToString(img), nil
+}