feat: refactoring and cleanup

src/Service/TravelDataService.php

@@ -606,6 +606,25 @@ class TravelDataService
         ]);
     }
 
+    /**
+     * Enriches travel data with fresh availability information from the API.
+     *
+     * Fetches cached availability data and patches it onto the travel object.
+     * Used by controllers to ensure availability data is up-to-date before
+     * rendering forms or processing submissions.
+     *
+     * @param Travel $travel The travel object to enrich
+     * @param bool   $cached Whether to use cached availability data (default: true)
+     */
+    public function enrichWithFreshAvailabilities(Travel $travel, bool $cached = true): void
+    {
+        $availabilities = $this->getAvailabilityData($travel->id, $cached);
+
+        if (null !== $availabilities) {
+            $this->patchAvailabilities($travel, $availabilities);
+        }
+    }
+
     /**
      * Enrich travel data with additional information.
      *