update edit and list and detail view

lib/controllers/edit_controller.dart

@@ -5,13 +5,13 @@ import '../helpers/filament_repository.dart';
 
 class EditController extends GetxController {
   Rx<FilamentModel?> originalFilament = Rx<FilamentModel?>(null);
-  
+
   // Form Controllers
   final nameController = TextEditingController();
   final typeController = TextEditingController();
-  final colorController = TextEditingController();
   final weightController = TextEditingController();
   final weightUsedController = TextEditingController();
+  final currentUsageController = TextEditingController();
   final priceController = TextEditingController();
   final manufacturerController = TextEditingController();
   final purchaseDateController = TextEditingController();
@@ -20,6 +20,9 @@ class EditController extends GetxController {
   final printingTempController = TextEditingController();
   final bedTempController = TextEditingController();
 
+  // Reactive color for UI updates
+  final selectedColor = 'White'.obs;
+
   // Validation
   final formKey = GlobalKey<FormState>();
   final isSaving = false.obs;
@@ -27,6 +30,7 @@ class EditController extends GetxController {
   // Available options
   final List<String> filamentTypes = [
     'PLA',
+    'PLA+',
     'ABS',
     'PETG',
     'TPU',
@@ -64,7 +68,8 @@ class EditController extends GetxController {
     if (filament != null) {
       nameController.text = filament.name;
       typeController.text = filament.type;
-      colorController.text = filament.color;
+      selectedColor.value = filament.color;
+      selectedColor.value = filament.color;
       weightController.text = filament.weight.toString();
       weightUsedController.text = filament.weightUsed.toString();
       priceController.text = filament.price.toString();
@@ -83,26 +88,33 @@ class EditController extends GetxController {
     isSaving.value = true;
 
     try {
+      // Berechne den neuen Gesamtverbrauch
+      final currentWeightUsed = double.tryParse(weightUsedController.text) ?? 0;
+      final additionalUsage = double.tryParse(currentUsageController.text) ?? 0;
+      final totalWeightUsed = currentWeightUsed + additionalUsage;
+
       final updatedFilament = FilamentModel(
-        id: originalFilament.value?.id ?? DateTime.now().millisecondsSinceEpoch.toString(),
+        id:
+            originalFilament.value?.id ??
+            DateTime.now().millisecondsSinceEpoch.toString(),
         name: nameController.text.trim(),
         type: typeController.text.trim(),
-        color: colorController.text.trim(),
+        color: selectedColor.value.trim(),
         weight: double.tryParse(weightController.text) ?? 0,
-        weightUsed: double.tryParse(weightUsedController.text) ?? 0,
+        weightUsed: totalWeightUsed,
         price: double.tryParse(priceController.text) ?? 0,
-        manufacturer: manufacturerController.text.trim().isEmpty 
-            ? null 
+        manufacturer: manufacturerController.text.trim().isEmpty
+            ? null
             : manufacturerController.text.trim(),
-        purchaseDate: purchaseDateController.text.trim().isEmpty 
-            ? null 
+        purchaseDate: purchaseDateController.text.trim().isEmpty
+            ? null
             : purchaseDateController.text.trim(),
-        notes: notesController.text.trim().isEmpty 
-            ? null 
+        notes: notesController.text.trim().isEmpty
+            ? null
             : notesController.text.trim(),
-        pices: int.tryParse(piecesController.text),
-        printingTemp: int.tryParse(printingTempController.text),
-        bedTemp: int.tryParse(bedTempController.text),
+        pices: int.tryParse(piecesController.text) ?? 0,
+        printingTemp: int.tryParse(printingTempController.text) ?? 0,
+        bedTemp: int.tryParse(bedTempController.text) ?? 0,
       );
 
       bool success;
@@ -116,7 +128,7 @@ class EditController extends GetxController {
         Get.back(result: updatedFilament);
         Get.snackbar(
           'Erfolg',
-          originalFilament.value != null 
+          originalFilament.value != null
               ? 'Filament wurde aktualisiert'
               : 'Filament wurde erstellt',
           snackPosition: SnackPosition.BOTTOM,
@@ -149,9 +161,9 @@ class EditController extends GetxController {
   void onClose() {
     nameController.dispose();
     typeController.dispose();
-    colorController.dispose();
     weightController.dispose();
     weightUsedController.dispose();
+    currentUsageController.dispose();
     priceController.dispose();
     manufacturerController.dispose();
     purchaseDateController.dispose();