frontend refactor

frontend/src/api/deliveries.ts

@@ -1,4 +1,5 @@
 import { api } from './client';
+import { backendDateToFrontend } from '../utils/date';
 import type { Delivery, PickupLocation, DeliveryStatus } from '../types';
 
 // Types matching backend responses
@@ -44,18 +45,6 @@ interface UpdateDeliveryResponse {
   message: string;
 }
 
-// Convert backend date format (YYYY-MM-DD) to frontend format (DD-MM-YYYY)
-function backendDateToFrontend(dateStr: string): string {
-  const [year, month, day] = dateStr.split('-');
-  return `${day}-${month}-${year}`;
-}
-
-// Convert frontend date format (DD-MM-YYYY) to backend format (YYYY-MM-DD)
-export function frontendDateToBackend(dateStr: string): string {
-  const [day, month, year] = dateStr.split('-');
-  return `${year}-${month}-${day}`;
-}
-
 // Map backend delivery to frontend delivery
 function mapBackendToFrontend(backend: BackendDelivery): Delivery {
   return {