wip: improved booking summary

src/Service/BookingService.php

@@ -137,4 +137,51 @@ class BookingService
             'participantCount' => $participantCount,
         ];
     }
+
+    /**
+     * Groups available rooms by selection type ('by_pax' or 'by_room').
+     *
+     * @param array<int, Room> $rooms Rooms indexed by room ID
+     * @return array{by_pax: array<int, Room>, by_room: array<int, Room>}
+     */
+    public function groupRoomsBySelectionType(array $rooms): array
+    {
+        $groups = [
+            'by_pax' => [],
+            'by_room' => [],
+        ];
+        foreach ($rooms as $room) {
+            if (stripos($room->label, 'bett') !== false) {
+                $groups['by_pax'][$room->id] = $room;
+            } else {
+                $groups['by_room'][$room->id] = $room;
+            }
+        }
+
+        return $groups;
+    }
+
+    /**
+     * Groups roomSelections by selection type ('by_pax' or 'by_room'), using Room::getSelectionType().
+     *
+     * @param array $roomSelections Array of selected RoomSelectionDto
+     * @param array<int, Room> $roomsById Rooms indexed by room ID
+     * @return array{by_pax: array, by_room: array}
+     */
+    public function groupRoomSelectionsByType(array $roomSelections, array $roomsById): array
+    {
+        $groups = [
+            'by_pax' => [],
+            'by_room' => [],
+        ];
+        foreach ($roomSelections as $roomSelection) {
+            $room = $roomsById[$roomSelection->roomId] ?? null;
+            if ($room) {
+                $type = $room->getSelectionType();
+                $groups[$type][] = $roomSelection;
+            }
+        }
+        
+        return $groups;
+    }
 }