fix(templates/certificates): Remove 'km' suffix from formatted distance output and calculate the suffix dynamicly

services/templater.go

@@ -6,6 +6,7 @@ import (
 	"errors"
 	"fmt"
 	"html/template"
+	"math"
 	"strings"
 
 	"go.uber.org/zap"
@@ -91,7 +92,15 @@ func (t *DefaultTemplater) FormatUnit(unit string, locale string, amount int) (s
 	var formatted string
 	switch unit {
 	case "kilometer":
-		formatted = fmt.Sprintf("%.3f", float64(amount)/1000)
+		if amount < 1000 {
+			formatted = fmt.Sprintf("%dm", amount)
+		} else if (amount % 1000) == 0 {
+			formatted = fmt.Sprintf("%dkm", amount/1000)
+		} else {
+			kilometers := math.Floor(float64(amount) / 1000)
+			meters := amount - int(kilometers)*1000
+			formatted = fmt.Sprintf("%dkm %dm", int(kilometers), meters)
+		}
 	case "euro":
 		formatted = fmt.Sprintf("%.2f", float64(amount)/100)
 	default:

static/templates/certificate/de.html

@@ -56,7 +56,7 @@
         {{ .MiddleName }} {{ .LastName }}
       </p>
       <p style="font-size: 1cm; margin-bottom: 0;">hat beim {{ $.EventName }}</p>
-      <p style="font-size: 2cm; font-weight: bold; margin-bottom: 0;">{{formatUnit "kilometer" $.Locale .Distance}}km</p>
+      <p style="font-size: 2cm; font-weight: bold; margin-bottom: 0;">{{formatUnit "kilometer" $.Locale .Distance}}</p>
       <p style="font-size: 1cm;">für den guten Zweck zurückgelegt.</p>
     </main>
     <footer class="certificate-footer">

static/templates/certificate/en.html

@@ -56,7 +56,7 @@
         {{ .MiddleName }} {{ .LastName }}
       </p>
       <p style="font-size: 1cm; margin-bottom: 0;">Ran</p>
-      <p style="font-size: 2cm; font-weight: bold; margin-bottom: 0;">{{formatUnit "kilometer" $.Locale .Distance}}km</p>
+      <p style="font-size: 2cm; font-weight: bold; margin-bottom: 0;">{{formatUnit "kilometer" $.Locale .Distance}}</p>
       <p style="font-size: 1cm;">for our good cause at the {{ $.EventName }}.</p>
     </main>
     <footer class="certificate-footer">