update struk

lib/thermal priting invoices/provider/print_thermal_invoice_provider.dart

@@ -129,10 +129,15 @@ class ThermalPrinter extends ChangeNotifier {
     );
   }
 
-  Future<void> printSalesThermalInvoiceNow({required PrintSalesTransactionModel transaction, required List<SalesDetails>? productList, required BuildContext context}) async {
+  Future<void> printSalesThermalInvoiceNow(
+      {required PrintSalesTransactionModel transaction,
+      required List<SalesDetails>? productList,
+      required BuildContext context,
+      List<Product>? products}) async {
     await getBluetooth();
     isBluetoothConnected
-        ? SalesThermalPrinterInvoice().printSalesTicket(printTransactionModel: transaction, productList: productList, context: context)
+        ? SalesThermalPrinterInvoice().printSalesTicket(
+            printTransactionModel: transaction, productList: productList, context: context, products: products)
         : listOfBluDialog(context: context);
   }
 

lib/thermal priting invoices/thermal_invoice_sales.dart

@@ -10,6 +10,7 @@ import 'package:nb_utils/nb_utils.dart';
 import 'package:print_bluetooth_thermal/print_bluetooth_thermal.dart';
 
 import '../Const/api_config.dart';
+import '../Screens/Products/Model/product_model.dart';
 import '../Screens/Products/add product/modle/create_product_model.dart';
 import '../constant.dart';
 import '../model/sale_transaction_model.dart';
@@ -23,6 +24,7 @@ class SalesThermalPrinterInvoice {
   Future<void> printSalesTicket(
       {required PrintSalesTransactionModel printTransactionModel,
       required List<SalesDetails>? productList,
+      List<Product>? products,
       required BuildContext context}) async {
     bool? isConnected = await PrintBluetoothThermal.connectionStatus;
     bool defould = (printTransactionModel.personalInformationModel.data?.invoiceLanguage == 'english' ||
@@ -36,8 +38,10 @@ class SalesThermalPrinterInvoice {
 
       if (defould) {
         bytes = is80mm
-            ? await getSalesTicket80mm(printTransactionModel: printTransactionModel, productList: productList)
-            : await getSalesTicket58mm(printTransactionModel: printTransactionModel, productList: productList);
+            ? await getSalesTicket80mm(
+                printTransactionModel: printTransactionModel, productList: productList, products: products)
+            : await getSalesTicket58mm(
+                printTransactionModel: printTransactionModel, productList: productList, products: products);
       } else {
         final bool isRTL = rtlLang.contains(await getLanguageName());
 
@@ -62,7 +66,9 @@ class SalesThermalPrinterInvoice {
   }
 
   Future<List<int>> getSalesTicket58mm(
-      {required PrintSalesTransactionModel printTransactionModel, required List<SalesDetails>? productList}) async {
+      {required PrintSalesTransactionModel printTransactionModel,
+      required List<SalesDetails>? productList,
+      List<Product>? products}) async {
     List<DateTime> returnedDates = [];
     String productName({required num detailsId}) {
       final details = productList?[productList.indexWhere((element) => element.id == detailsId)];
@@ -258,11 +264,11 @@ class SalesThermalPrinterInvoice {
     }
 
     bytes += generator.row([
-      PosColumn(text: 'SL', width: 1, styles: const PosStyles(align: PosAlign.left, bold: true)),
-      PosColumn(text: 'Product', width: 4, styles: const PosStyles(align: PosAlign.left, bold: true)),
-      PosColumn(text: 'Qty', width: 1, styles: const PosStyles(align: PosAlign.center, bold: true)),
-      PosColumn(text: 'VAT/Tax', width: 2, styles: const PosStyles(align: PosAlign.center, bold: true)),
-      PosColumn(text: 'Amount', width: 4, styles: const PosStyles(align: PosAlign.right, bold: true)),
+      PosColumn(text: 'Item', width: 4, styles: const PosStyles(align: PosAlign.left, bold: true)),
+      PosColumn(text: 'Qt', width: 1, styles: const PosStyles(align: PosAlign.center, bold: true)),
+      PosColumn(text: 'Price', width: 3, styles: const PosStyles(align: PosAlign.center, bold: true)),
+      PosColumn(text: '%', width: 1, styles: const PosStyles(align: PosAlign.center, bold: true)),
+      PosColumn(text: 'Amount', width: 3, styles: const PosStyles(align: PosAlign.right, bold: true)),
     ]);
     bytes += generator.hr();
     List.generate(productList?.length ?? 1, (index) {
@@ -279,14 +285,16 @@ class SalesThermalPrinterInvoice {
       final name = "${productList?[index].product?.productName ?? ''}"
           "${productList?[index].product?.productType == ProductType.variant.name ? ' [${productList?[index].stock?.batchNo ?? ''}]' : ''}";
 
+      final double qty = getProductQuantity(detailsId: productList?[index].id ?? 0).toDouble();
+      final double price = num.tryParse(productList?[index].price.toString() ?? '0')?.toDouble() ?? 0;
+      final double discount = num.tryParse(productList?[index].discount.toString() ?? '0')?.toDouble() ?? 0;
+      final product = products?.firstWhere((element) => element.id == productList?[index].productId,
+          orElse: () => Product());
+      final double vatPercent = num.tryParse(product?.vat?.rate.toString() ?? '0')?.toDouble() ?? 0;
+      final double amountExVat = (price * qty) - (discount * qty);
+      final double vatAmount = (amountExVat * vatPercent) / 100;
+
       bytes += generator.row([
-        PosColumn(
-          text: '${index + 1}',
-          width: 1,
-          styles: const PosStyles(
-            align: PosAlign.left,
-          ),
-        ),
         PosColumn(
           text: name,
           width: 4,
@@ -295,19 +303,23 @@ class SalesThermalPrinterInvoice {
           ),
         ),
         PosColumn(
-          text: formatPointNumber(getProductQuantity(detailsId: productList?[index].id ?? 0)),
+          text: formatPointNumber(qty),
           width: 1,
           styles: const PosStyles(align: PosAlign.center),
         ),
         PosColumn(
-          text: formatPointNumber(0),
-          width: 2,
+          text: formatPointNumber(price),
+          width: 3,
           styles: const PosStyles(align: PosAlign.center),
         ),
         PosColumn(
-          text:
-              "${((productList?[index].price ?? 0) * getProductQuantity(detailsId: productList?[index].id ?? 0)) - ((productList?[index].discount ?? 0) * getProductQuantity(detailsId: productList?[index].id ?? 0))}",
-          width: 4,
+          text: "${vatPercent % 1 == 0 ? vatPercent.toInt() : vatPercent}",
+          width: 1,
+          styles: const PosStyles(align: PosAlign.center),
+        ),
+        PosColumn(
+          text: formatPointNumber(amountExVat),
+          width: 3,
           styles: const PosStyles(align: PosAlign.right),
         ),
       ]);
@@ -602,7 +614,9 @@ class SalesThermalPrinterInvoice {
   }
 
   Future<List<int>> getSalesTicket80mm(
-      {required PrintSalesTransactionModel printTransactionModel, required List<SalesDetails>? productList}) async {
+      {required PrintSalesTransactionModel printTransactionModel,
+      required List<SalesDetails>? productList,
+      List<Product>? products}) async {
     List<DateTime> returnedDates = [];
     String productName({required num detailsId}) {
       final details = productList?[productList.indexWhere((element) => element.id == detailsId)];
@@ -816,13 +830,12 @@ class SalesThermalPrinterInvoice {
     bytes += generator.emptyLines(1);
 
     ///____________Products_Section_________________________________
-    bytes += generator.hr();
     bytes += generator.row([
-      PosColumn(text: 'SL', width: 1, styles: const PosStyles(align: PosAlign.left, bold: true)),
-      PosColumn(text: 'Product', width: 5, styles: const PosStyles(align: PosAlign.left, bold: true)),
-      PosColumn(text: 'QTY', width: 1, styles: const PosStyles(align: PosAlign.center, bold: true)),
-      PosColumn(text: 'VAT/Tax', width: 2, styles: const PosStyles(align: PosAlign.center, bold: true)),
-      PosColumn(text: 'Amount', width: 3, styles: const PosStyles(align: PosAlign.right, bold: true)),
+      PosColumn(text: 'Item', width: 1, styles: const PosStyles(align: PosAlign.left, bold: true)),
+      PosColumn(text: 'Qt', width: 1, styles: const PosStyles(align: PosAlign.center, bold: true)),
+      PosColumn(text: 'Price', width: 2, styles: const PosStyles(align: PosAlign.center, bold: true)),
+      PosColumn(text: '%', width: 2, styles: const PosStyles(align: PosAlign.center, bold: true)),
+      PosColumn(text: 'Amount(Ex Vat)', width: 3, styles: const PosStyles(align: PosAlign.right, bold: true)),
     ]);
     bytes += generator.hr();
     List.generate(productList?.length ?? 1, (index) {
@@ -838,34 +851,42 @@ class SalesThermalPrinterInvoice {
 
       final name = "${productList?[index].product?.productName ?? ''}"
           "${productList?[index].product?.productType == ProductType.variant.name ? ' [${productList?[index].stock?.batchNo ?? ''}]' : ''}";
+
+      final double qty = getProductQuantity(detailsId: productList?[index].id ?? 0).toDouble();
+      final double price = num.tryParse(productList?[index].price.toString() ?? '0')?.toDouble() ?? 0;
+      final double discount = num.tryParse(productList?[index].discount.toString() ?? '0')?.toDouble() ?? 0;
+      final product = products?.firstWhere((element) => element.id == productList?[index].productId,
+          orElse: () => Product());
+      final double vatPercent = num.tryParse(product?.vat?.rate.toString() ?? '0')?.toDouble() ?? 0;
+      final double amountExVat = (price * qty) - (discount * qty);
+      final double vatAmount = (amountExVat * vatPercent) / 100;
+
       bytes += generator.row([
-        PosColumn(
-            text: '${index + 1}',
-            width: 1,
-            styles: const PosStyles(
-              align: PosAlign.left,
-            )),
         PosColumn(
             text:
                 "${productList?[index].product?.productName ?? ''}${productList?[index].product?.productType == ProductType.variant.name ? ' [${productList?[index].stock?.batchNo ?? ''}]' : ''}",
-            width: 5,
+            width: 1,
             styles: const PosStyles(
               align: PosAlign.left,
             )),
         PosColumn(
-            text: formatPointNumber(getProductQuantity(detailsId: productList?[index].id ?? 0), addComma: true),
+            text: formatPointNumber(qty, addComma: true),
             width: 1,
             styles: const PosStyles(align: PosAlign.center)),
         PosColumn(
-            text: formatPointNumber(0, addComma: true),
+            text: formatPointNumber(price, addComma: true),
             width: 2,
             styles: const PosStyles(
               align: PosAlign.center,
             )),
         PosColumn(
-            text: formatPointNumber(
-                (productList?[index].price ?? 0) * getProductQuantity(detailsId: productList?[index].id ?? 0),
-                addComma: true),
+            text: "${vatPercent % 1 == 0 ? vatPercent.toInt() : vatPercent}",
+            width: 2,
+            styles: const PosStyles(
+              align: PosAlign.center,
+            )),
+        PosColumn(
+            text: formatPointNumber(amountExVat, addComma: true),
             width: 3,
             styles: const PosStyles(align: PosAlign.right)),
       ]);