first commit

lib/thermal priting invoices/model/print_transaction_model.dart

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+import 'package:mobile_pos/model/sale_transaction_model.dart';
+
+import '../../Screens/Due Calculation/Model/due_collection_model.dart';
+import '../../Screens/Purchase/Model/purchase_transaction_model.dart';
+import '../../model/business_info_model.dart';
+
+class PrintSalesTransactionModel {
+  PrintSalesTransactionModel({required this.transitionModel, required this.personalInformationModel});
+
+  BusinessInformationModel personalInformationModel;
+  SalesTransactionModel? transitionModel;
+}
+
+class PrintPurchaseTransactionModel {
+  PrintPurchaseTransactionModel({required this.purchaseTransitionModel, required this.personalInformationModel});
+
+  BusinessInformationModel personalInformationModel;
+  PurchaseTransaction? purchaseTransitionModel;
+}
+
+class PrintDueTransactionModel {
+  PrintDueTransactionModel({required this.dueTransactionModel, required this.personalInformationModel});
+
+  DueCollection? dueTransactionModel;
+  BusinessInformationModel personalInformationModel;
+}