setCurrent

cmd/utils/utils.go

@@ -2,12 +2,25 @@ package utils
 
 import (
 	"encoding/json"
+	"errors"
 	"net/http"
+	"strconv"
 	"time"
 
 	"github.com/siestaw/laterna/server/cmd/internal/models"
 )
 
+func IDtoInt(id string) (int, error) {
+	idInt, err := strconv.Atoi(id)
+	if err != nil {
+		return 0, errors.New("invalid ID format")
+	}
+	if idInt < 0 {
+		return 0, errors.New("ID must not be negative")
+	}
+	return idInt, nil
+}
+
 func HTTPErrorHandling(w http.ResponseWriter, r *http.Request, status int, message string) {
 	timestamp := time.Now().Format("2006-01-02_15-04-05")
 	errResp := models.HTTPError{