new project stable version

lib/presentation/state/payment_method_sheet_state.dart

@@ -0,0 +1,30 @@
+import '../../domain/entities/payment_card.dart';
+
+enum PaymentMethodSheetStatus { initial, loading, success, failure }
+
+class PaymentMethodSheetState {
+  final PaymentMethodSheetStatus status;
+  final List<PaymentCard> cards;
+  final double balance;
+  final String? errorMessage;
+
+  PaymentMethodSheetState({
+    this.status = PaymentMethodSheetStatus.initial,
+    this.cards = const [],
+    this.balance = 0.0,
+    this.errorMessage,
+  });
+
+  PaymentMethodSheetState copyWith({
+    PaymentMethodSheetStatus? status,
+    List<PaymentCard>? cards,
+    double? balance,
+    String? errorMessage,
+  }) =>
+      PaymentMethodSheetState(
+        status: status ?? this.status,
+        cards: cards ?? this.cards,
+        balance: balance ?? this.balance,
+        errorMessage: errorMessage ?? this.errorMessage,
+      );
+}