Switch more functions to ersteller_lib

page.go

@@ -9,6 +9,7 @@ type Language string
 
 const (
 	En Language = "en"
+	De Language = "de"
 )
 
 type NavItem struct {

parsing.go

@@ -0,0 +1,77 @@
+package ersteller_lib
+
+import (
+	"fmt"
+	"strconv"
+	"time"
+)
+
+func ParseIntWithDefault(input string, defaultValue int) int {
+	value, err := strconv.Atoi(input)
+	if err != nil {
+		return defaultValue
+	}
+	return value
+}
+
+func ParseFloat32WithDefault(input string, defaultValue float32) float32 {
+	value, err := strconv.ParseFloat(input, 32)
+	if err != nil {
+		return defaultValue
+	}
+	return float32(value)
+}
+
+func ParseBoolWithDefault(input string, defaultValue bool) bool {
+	if input == "true" {
+		return true
+	}
+	return defaultValue
+}
+
+func ParseCheckboxWithDefault(input string, defaultValue bool) bool {
+	if input == "on" {
+		return true
+	}
+	return defaultValue
+}
+
+func ParseTime(timeString string, timezone string) time.Time {
+	if timezone == "" {
+		timezone = "Europe/Berlin"
+	}
+	location, err := time.LoadLocation(timezone)
+	if err != nil {
+		println(fmt.Sprintf("failed to load location %v, error: %v", timezone, err))
+		location = time.Local
+	}
+	timeObject, err := time.Parse("2006-01-02T15:04", timeString)
+	if err == nil {
+		timeObject, err = time.ParseInLocation("2006-01-02T15:04", timeString, location)
+	}
+	if err != nil {
+		timeObject = time.UnixMilli(0).UTC()
+	}
+	return timeObject
+}
+
+func TimeToString(time time.Time) string {
+	if time.UnixMilli() == 0 {
+		return ""
+	}
+	return time.Format("2006-01-02 15:04")
+}
+
+func TimeToValue(time time.Time) string {
+	if time.UnixMilli() == 0 {
+		return ""
+	}
+	return time.Format("2006-01-02T15:04")
+}
+
+func MoneyCentsToString(money int, currency string, lang Language) string {
+	if lang == De {
+		return fmt.Sprintf("%,2f %s", money, currency)
+	}
+	return fmt.Sprintf("%s%.2f", currency, money)
+}