add detail page

lib/controllers/details_controller.dart

@@ -0,0 +1,56 @@
+import 'package:get/get.dart';
+import '../model/filament_model.dart';
+import '../helpers/filament_repository.dart';
+
+class DetailsController extends GetxController {
+  Rx<FilamentModel?> filament = Rx<FilamentModel?>(null);
+  final isEditing = false.obs;
+
+  @override
+  void onInit() {
+    if (Get.arguments != null && Get.arguments['filament'] != null) {
+      filament.value = Get.arguments['filament'];
+    }
+    super.onInit();
+  }
+
+  void toggleEdit() {
+    isEditing.value = !isEditing.value;
+  }
+
+  void updateFilament(FilamentModel updatedFilament) {
+    FilamentRepository.to.updateFilament(updatedFilament);
+    filament.value = updatedFilament;
+    isEditing.value = false;
+    Get.snackbar(
+      'Erfolg',
+      'Filament wurde aktualisiert',
+      snackPosition: SnackPosition.BOTTOM,
+    );
+  }
+
+  void deleteFilament() {
+    if (filament.value != null) {
+      FilamentRepository.to.deleteFilament(filament.value!.id);
+      Get.back();
+      Get.snackbar(
+        'Gelöscht',
+        'Filament wurde entfernt',
+        snackPosition: SnackPosition.BOTTOM,
+      );
+    }
+  }
+
+  double get remainingWeight {
+    if (filament.value == null) return 0;
+    return filament.value!.weight - filament.value!.weightUsed;
+  }
+
+  double get usagePercentage {
+    if (filament.value == null || filament.value!.weight == 0) return 0;
+    return (filament.value!.weightUsed / filament.value!.weight) * 100;
+  }
+
+  @override
+  void onClose() {}
+}

lib/controllers/list_controller.dart

@@ -1,6 +1,7 @@
 import 'package:get/get.dart';
 import '../../model/filament_model.dart';
 import '../../helpers/filament_repository.dart';
+import '../pages/details_view.dart';
 
 class ListController extends GetxController {
   final filamentList = <FilamentModel>[].obs;
@@ -30,7 +31,9 @@ class ListController extends GetxController {
 
   void addNewFilament() {}
 
-  void viewFilamentDetails(FilamentModel filament) {}
+  void viewFilamentDetails(FilamentModel filament) {
+    Get.toNamed(DetailsPage.namedRoute, arguments: {'filament': filament});
+  }
 
   void editFilament(FilamentModel filament) {}