feat(templates): Fallback image

services/templater.go

@@ -7,6 +7,7 @@ import (
 	"html/template"
 	"image/png"
 
+	"git.odit.services/lfk/document-server/templates"
 	"github.com/boombuler/barcode"
 	"github.com/boombuler/barcode/code128"
 	"github.com/boombuler/barcode/ean"
@@ -79,10 +80,14 @@ func (t *DefaultTemplater) GenerateBarcode(code string, format string, prefix st
 	return base64.StdEncoding.EncodeToString(buf.Bytes()), nil
 }
 
+func (t *DefaultTemplater) SelectSponsorImage(id int) (string, error) {
+	return templates.GetImage("error"), nil
+}
+
 func (t *DefaultTemplater) StringToTemplate(templateString string) (*template.Template, error) {
 	return template.New("template").Funcs(template.FuncMap{
 		"barcode":     t.GenerateBarcode,
-		"sponsorLogo": func(id int) string { return "a" },
+		"sponsorLogo": t.SelectSponsorImage,
 	}).Parse(templateString)
 }
 

templates/images/error.base64

@@ -0,0 +1 @@
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truncated

templates/templates.go

@@ -20,6 +20,9 @@ var ContractTemplateDe string
 //go:embed images/sponsoringheader.base64
 var ImageSponsoringHeaderBase64 string
 
+//go:embed images/error.base64
+var ImageErrorBase64 string
+
 func GetTemplate(locale, templateName string) (string, error) {
 	switch templateName {
 	case "card":
@@ -39,3 +42,12 @@ func GetTemplate(locale, templateName string) (string, error) {
 	}
 	return "", fmt.Errorf("template not found with name %s and locale %s", templateName, locale)
 }
+
+func GetImage(imageName string) string {
+	switch imageName {
+	case "sponsoringheader":
+		return ImageSponsoringHeaderBase64
+	default:
+		return ImageErrorBase64
+	}
+}