Initial commit

lib/model/filament_model.dart

@@ -0,0 +1,82 @@
+
+
+class FilamentModel {
+  final String id;
+  final String name;
+  final String type; // PLA, ABS, PETG, etc.
+  final String color;
+  final double weight; // in Gramm
+  final double price; // Preis
+  final String? manufacturer;
+  final DateTime? purchaseDate;
+  final String? notes;
+
+  FilamentModel({
+    required this.id,
+    required this.name,
+    required this.type,
+    required this.color,
+    required this.weight,
+    required this.price,
+    this.manufacturer,
+    this.purchaseDate,
+    this.notes,
+  });
+
+  // JSON Serialisierung
+  Map<String, dynamic> toJson() {
+    return {
+      'id': id,
+      'name': name,
+      'type': type,
+      'color': color,
+      'weight': weight,
+      'price': price,
+      'manufacturer': manufacturer,
+      'purchaseDate': purchaseDate?.toIso8601String(),
+      'notes': notes,
+    };
+  }
+
+  // JSON Deserialisierung
+  factory FilamentModel.fromJson(Map<String, dynamic> json) {
+    return FilamentModel(
+      id: json['id'] as String,
+      name: json['name'] as String,
+      type: json['type'] as String,
+      color: json['color'] as String,
+      weight: (json['weight'] as num).toDouble(),
+      price: (json['price'] as num).toDouble(),
+      manufacturer: json['manufacturer'] as String?,
+      purchaseDate: json['purchaseDate'] != null
+          ? DateTime.parse(json['purchaseDate'] as String)
+          : null,
+      notes: json['notes'] as String?,
+    );
+  }
+
+  // CopyWith für Updates
+  FilamentModel copyWith({
+    String? id,
+    String? name,
+    String? type,
+    String? color,
+    double? weight,
+    double? price,
+    String? manufacturer,
+    DateTime? purchaseDate,
+    String? notes,
+  }) {
+    return FilamentModel(
+      id: id ?? this.id,
+      name: name ?? this.name,
+      type: type ?? this.type,
+      color: color ?? this.color,
+      weight: weight ?? this.weight,
+      price: price ?? this.price,
+      manufacturer: manufacturer ?? this.manufacturer,
+      purchaseDate: purchaseDate ?? this.purchaseDate,
+      notes: notes ?? this.notes,
+    );
+  }
+}