first commit

lib/thermal priting invoices/barcode_widget.dart

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+import 'package:barcode/barcode.dart';
+import 'package:flutter/material.dart';
+import 'package:flutter_svg/flutter_svg.dart';
+import 'package:intl/intl.dart';
+
+class StickerData {
+  final String businessName;
+  final String name;
+  final num price;
+  final String code;
+  final String mfg;
+  final bool isTwoIch;
+  final bool showBusinessName;
+  final bool showName;
+  final bool showPrice;
+  final bool showCode;
+  final bool showMfg;
+  final double nameFontSize;
+  final double priceFontSize;
+  final double mfgFontSize;
+  final double codeFontSize;
+
+  StickerData({
+    required this.businessName,
+    required this.name,
+    required this.price,
+    required this.code,
+    required this.mfg,
+    required this.isTwoIch,
+    required this.showBusinessName,
+    required this.showName,
+    required this.showPrice,
+    required this.showCode,
+    required this.showMfg,
+    required this.nameFontSize,
+    required this.priceFontSize,
+    required this.mfgFontSize,
+    required this.codeFontSize,
+  });
+}
+
+class StickerWidget extends StatelessWidget {
+  final StickerData data;
+
+  const StickerWidget({super.key, required this.data});
+
+  @override
+  Widget build(BuildContext context) {
+    final barcode = Barcode.code128();
+    final svg = barcode.toSvg(data.code, width: data.isTwoIch ? 300 : 200, height: 40, drawText: false);
+
+    String formatDateString(String? dateString) {
+      if (dateString == null) return 'N/A';
+      try {
+        final parsed = DateTime.parse(dateString);
+        return DateFormat('yyyy-MM-dd').format(parsed);
+      } catch (e) {
+        return 'N/A';
+      }
+    }
+
+    return Container(
+      width: data.isTwoIch ? 350 : 280,
+      height: 180,
+      padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 4),
+      decoration: BoxDecoration(
+        color: Colors.white,
+      ),
+      child: Column(
+        crossAxisAlignment: CrossAxisAlignment.center,
+        mainAxisAlignment: MainAxisAlignment.center,
+        children: [
+          if (data.showBusinessName)
+            Text(
+              data.businessName,
+              style: TextStyle(fontSize: data.nameFontSize, color: Colors.black),
+            ),
+          if (data.showName)
+            Text(
+              data.name,
+              style: TextStyle(fontWeight: FontWeight.bold, fontSize: data.nameFontSize, color: Colors.black),
+            ),
+          if (data.showPrice) const SizedBox(height: 2),
+          if (data.showPrice)
+            Row(
+              mainAxisAlignment: MainAxisAlignment.center,
+              children: [
+                Text('Price: ', style: TextStyle(fontSize: data.priceFontSize, color: Colors.black)),
+                Text(
+                  NumberFormat.currency(symbol: '€').format(data.price),
+                  style: TextStyle(fontSize: data.priceFontSize, fontWeight: FontWeight.bold, color: Colors.black),
+                ),
+              ],
+            ),
+          const SizedBox(height: 2),
+          if (data.showMfg)
+            Text(
+              'Packing Date: ${formatDateString(data.mfg)}',
+              style: TextStyle(fontSize: data.mfgFontSize, color: Colors.black),
+            ),
+          const SizedBox(height: 4),
+          SizedBox(
+            height: 40,
+            width: double.infinity,
+            child: SvgPicture.string(
+              svg,
+              fit: BoxFit.contain,
+            ),
+          ),
+          const SizedBox(height: 2),
+          if (data.showCode) Text(data.code, style: TextStyle(fontSize: data.codeFontSize, color: Colors.black)),
+        ],
+      ),
+    );
+  }
+}

lib/thermal priting invoices/label_print_test.dart

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+import 'dart:typed_data';
+
+import 'package:bluetooth_print_plus/bluetooth_print_plus.dart';
+
+Future<void> printLabelTest({
+  required String productName,
+  required String price,
+  required String date,
+  required String barcodeData,
+  required Uint8List pngBytes,
+  required bool isTwoInch,
+}) async {
+  TscCommand tscCommand = TscCommand();
+  await tscCommand.cleanCommand();
+  await tscCommand.size(width: isTwoInch ? 45 : 38, height: 25); // mm
+  await tscCommand.gap(2);
+  await tscCommand.cls();
+  await tscCommand.image(image: pngBytes, x: 0, y: 0);
+  await tscCommand.print(1);
+  final cmd = await tscCommand.getCommand();
+  BluetoothPrintPlus.write(cmd);
+}
+
+String centerText(String text, {int lineWidth = 24}) {
+  if (text.length >= lineWidth) return text;
+  int totalPadding = lineWidth - text.length;
+  int leftPadding = totalPadding ~/ 2; // only add left padding
+  return ' ' * leftPadding + text;
+}

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;
+}

lib/thermal priting invoices/network_image.dart

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+import 'package:http/http.dart' as http;
+import 'package:image/image.dart' as img;
+
+Future<img.Image?> getNetworkImage(
+  String? url, {
+  int width = 250,
+  int height = 250,
+}) async {
+  if (url == null) return null;
+
+  try {
+    final response = await http.get(Uri.parse(url));
+    if (response.statusCode != 200) return null;
+
+    final _image = img.decodeImage(response.bodyBytes);
+    if (_image == null) return null;
+    return _image;
+    return img.copyResize(
+      _image,
+      width: width,
+      height: height,
+      interpolation: img.Interpolation.average,
+    );
+    // final img.Image grayscaleImage = img.grayscale(resizedImage);
+  } catch (e) {
+    return null;
+  }
+}

lib/thermal priting invoices/provider/custom_print_provider.dart

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+import 'dart:async';
+import 'dart:ui' as ui;
+
+import 'package:esc_pos_utils_plus/esc_pos_utils_plus.dart';
+import 'package:flutter/material.dart';
+import 'package:flutter_riverpod/flutter_riverpod.dart';
+import 'package:image/image.dart' as img;
+import 'package:print_bluetooth_thermal/print_bluetooth_thermal.dart';
+
+import '../../constant.dart';
+import '../model/print_transaction_model.dart';
+
+final printerPurchaseProviderNotifier = ChangeNotifierProvider((ref) => PrinterPurchase());
+
+class PrinterPurchase extends ChangeNotifier {
+  List<BluetoothInfo> availableBluetoothDevices = [];
+
+  Future<void> getBluetooth() async {
+    final List<BluetoothInfo> bluetooths = await PrintBluetoothThermal.pairedBluetooths;
+    availableBluetoothDevices = bluetooths;
+    notifyListeners();
+  }
+
+  Future<bool> setConnect(String mac) async {
+    bool status = false;
+    final bool result = await PrintBluetoothThermal.connect(macPrinterAddress: mac);
+    if (result == true) {
+      connected = true;
+      status = true;
+    }
+    notifyListeners();
+    return status;
+  }
+
+  Future<bool> printCustomTicket(
+      {required PrintPurchaseTransactionModel printTransactionModel,
+      required String data,
+      required String paperSize}) async {
+    bool isPrinted = false;
+    bool? isConnected = await PrintBluetoothThermal.connectionStatus;
+    if (isConnected == true) {
+      List<int> bytes = await customPrintTicket(
+        printTransactionModel: printTransactionModel,
+        data: data,
+        paperSize: paperSize,
+      );
+      await PrintBluetoothThermal.writeBytes(bytes);
+      isPrinted = true;
+    } else {
+      isPrinted = false;
+    }
+    notifyListeners();
+    return isPrinted;
+  }
+
+  Future<List<int>> customPrintTicket(
+      {required PrintPurchaseTransactionModel printTransactionModel,
+      required String data,
+      required String paperSize}) async {
+    List<int> bytes = [];
+    PaperSize? size;
+    if (paperSize == '2 inch 58mm') {
+      size = PaperSize.mm58;
+    } else {
+      size = PaperSize.mm80;
+    }
+
+    try {
+      CapabilityProfile profile = await CapabilityProfile.load();
+      final generator = Generator(PaperSize.mm58, profile);
+
+      Future<void> addText(String text, {PosStyles? styles, int linesAfter = 0}) async {
+        if (_isAscii(text)) {
+          bytes += generator.text(
+            text,
+            linesAfter: linesAfter,
+            styles: const PosStyles(
+              align: PosAlign.center,
+            ),
+          );
+        } else {
+          final imageBytes = await _textToImageBytes(
+            generator,
+            text,
+            styles: const PosStyles(
+              align: PosAlign.center,
+            ),
+          );
+          bytes += imageBytes;
+          if (linesAfter > 0) {
+            bytes += generator.feed(linesAfter);
+          }
+        }
+      }
+
+      // Add company name
+      final companyNameText = printTransactionModel.personalInformationModel.data?.companyName ?? '';
+      bytes += generator.text(
+        companyNameText,
+        styles: const PosStyles(
+          align: PosAlign.center,
+          height: PosTextSize.size2,
+          width: PosTextSize.size2,
+        ),
+        linesAfter: 1,
+      );
+
+      // Add address
+      final address = printTransactionModel.personalInformationModel.data?.address ?? '';
+      if (address.isNotEmpty) {
+        bytes += generator.text(
+          address,
+          styles: const PosStyles(align: PosAlign.center),
+        );
+      }
+
+      // Add phone number
+      final phoneNumber = printTransactionModel.personalInformationModel.data?.phoneNumber ?? '';
+      if (phoneNumber.isNotEmpty) {
+        bytes += generator.text(
+          'Tel: $phoneNumber',
+          styles: const PosStyles(align: PosAlign.center),
+          linesAfter: printTransactionModel.personalInformationModel.data?.vatNo?.trim().isNotEmpty == true ? 0 : 1,
+        );
+      }
+
+      // Add VAT information if available
+      final vatNumber = printTransactionModel.personalInformationModel.data?.vatNo;
+      if (vatNumber != null &&
+          vatNumber.trim().isNotEmpty &&
+          printTransactionModel.personalInformationModel.data?.meta?.showVat == 1) {
+        final vatName = printTransactionModel.personalInformationModel.data?.vatName;
+        final label = vatName != null ? '$vatName:' : 'Shop GST:';
+        bytes += generator.text(
+          '$label $vatNumber',
+          styles: const PosStyles(align: PosAlign.center),
+          linesAfter: 1,
+        );
+      }
+
+      await addText(
+        data,
+        styles: const PosStyles(
+          align: PosAlign.center,
+        ),
+        linesAfter: 1,
+      );
+
+      // Add footer
+      bytes += generator.text('Thank you!', styles: const PosStyles(align: PosAlign.center, bold: true));
+      bytes += generator.text(
+        'Note: Goods once sold will not be taken back or exchanged.',
+        styles: const PosStyles(align: PosAlign.center, bold: false),
+        linesAfter: 1,
+      );
+
+      bytes += generator.text(
+        'Developed By: $companyName',
+        styles: const PosStyles(align: PosAlign.center),
+        linesAfter: 1,
+      );
+
+      bytes += generator.cut();
+      return bytes;
+    } catch (e) {
+      print('Error generating print ticket: $e');
+      rethrow;
+    }
+  }
+}
+
+bool _isAscii(String input) {
+  for (final c in input.runes) {
+    if (c > 127) return false;
+  }
+  return true;
+}
+
+Future<List<int>> _textToImageBytes(
+  Generator generator,
+  String text, {
+  PosStyles? styles,
+}) async {
+  try {
+    const double fontSize = 26.0;
+    const double horizontalPadding = 10.0;
+    const double lineSpacing = 1.2;
+
+    const double printerWidthMm = 58.0;
+    const double printerDpi = 203.0;
+
+    final double printerWidthPx = (printerWidthMm * printerDpi / 25.4) - (horizontalPadding * 2);
+    const String fallbackFont = 'Arial Unicode MS';
+
+    final textStyle = TextStyle(
+      fontSize: fontSize,
+      fontWeight: styles?.bold == true ? FontWeight.bold : FontWeight.normal,
+      color: Colors.black,
+      fontFamily: fallbackFont,
+      height: lineSpacing,
+    );
+
+    final textPainter = TextPainter(
+      text: TextSpan(text: text, style: textStyle),
+      textDirection: TextDirection.ltr,
+      maxLines: 100,
+      ellipsis: '...',
+    );
+
+    textPainter.layout(maxWidth: printerWidthPx);
+
+    final double imageWidth = printerWidthPx + (horizontalPadding * 2);
+    final double imageHeight = textPainter.height + 20.0;
+
+    final recorder = ui.PictureRecorder();
+    final canvas = Canvas(
+      recorder,
+      Rect.fromLTWH(0, 0, imageWidth, imageHeight),
+    );
+
+    textPainter.paint(
+      canvas,
+      Offset(horizontalPadding, 10.0),
+    );
+
+    final picture = recorder.endRecording();
+    final uiImage = await picture.toImage(
+      imageWidth.toInt(),
+      imageHeight.toInt(),
+    );
+
+    final byteData = await uiImage.toByteData(format: ui.ImageByteFormat.png);
+    final pngBytes = byteData!.buffer.asUint8List();
+    final image = img.decodePng(pngBytes)!;
+
+    return generator.image(image);
+  } catch (e) {
+    print('Error in _textToImageBytes: $e');
+    rethrow;
+  }
+}

lib/thermal priting invoices/provider/print_lavel_provider.dart

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+import 'dart:ui';
+
+import 'package:bluetooth_print_plus/bluetooth_print_plus.dart';
+import 'package:flutter/cupertino.dart';
+import 'package:flutter/material.dart';
+import 'package:flutter_riverpod/flutter_riverpod.dart';
+import 'package:mobile_pos/generated/l10n.dart' as lang;
+
+final labelPrinterProvider = ChangeNotifierProvider((ref) => ThermalPrinter());
+
+class ThermalPrinter extends ChangeNotifier {
+  @override
+  void addListener(VoidCallback listener) async {
+    // TODO: implement addListener
+    super.addListener(listener);
+    await BluetoothPrintPlus.startScan(timeout: Duration(seconds: 10));
+  }
+
+  List<BluetoothDevice> availableBluetoothDevices = [];
+  bool isBluetoothConnected = false;
+
+  // Future<void> getBluetooth() async {
+  //   availableBluetoothDevices = await BluetoothPrintPlus.scanResults;
+  //   isBluetoothConnected = await PrintBluetoothThermal.connectionStatus;
+  //   notifyListeners();
+  // }
+  //
+  // Future<bool> setConnect(String mac) async {
+  //   bool status = false;
+  //   final bool result = await PrintBluetoothThermal.connect(macPrinterAddress: mac);
+  //   if (result == true) {
+  //     isBluetoothConnected = true;
+  //     status = true;
+  //   }
+  //   notifyListeners();
+  //   return status;
+  // }
+
+  Future<dynamic> listOfBluDialog({required BuildContext context}) async {
+    // begin scan
+
+    // final _scanResultsSubscription = BluetoothPrintPlus.scanResults.listen((event) {
+    //   print('${event.length}');
+    //    // if (mounted) {
+    //    //   setState(() {
+    //    //     _scanResults = event;
+    //    //   });
+    //    // }
+    //  });
+    return showCupertinoDialog(
+      context: context,
+      builder: (_) {
+        return WillPopScope(
+          onWillPop: () async => false,
+          child: BackdropFilter(
+            filter: ImageFilter.blur(sigmaX: 5, sigmaY: 5),
+            child: CupertinoAlertDialog(
+              insetAnimationCurve: Curves.bounceInOut,
+              // content: Container(
+              //     height: availableBluetoothDevices.isNotEmpty ? (availableBluetoothDevices.length * 80).toDouble() : 150,
+              //     width: double.maxFinite,
+              //     child: StreamBuilder(
+              //         stream: FlutterBluetoothPrinter.discovery,
+              //         builder: (context, snapshot){
+              //
+              //
+              //           // final List<BluetoothDevice> hh = snapshot.data as List<BluetoothDevice>;
+              //           print('this is it--------->$snapshot');
+              //           return ListView.builder(
+              //               itemCount: 0,
+              //               itemBuilder: (context, index){
+              //                 // final device = hh.elementAt(index);
+              //                 return ListTile(
+              //                     // title: Text(device.name ?? 'No Name'),
+              //                     // subtitle: Text(device.address),
+              //                     onTap: (){
+              //                       // do anything
+              //                       // FlutterBluetoothPrinter.printImage(
+              //                       //     address: device.address,
+              //                       //     image: // some image
+              //                       // );
+              //                     }
+              //                 );
+              //               }
+              //           );
+              //         }
+              //     )),
+              title: Text(
+                'Connect Your Device',
+                textAlign: TextAlign.start,
+              ),
+              actions: <Widget>[
+                CupertinoDialogAction(
+                  child: Text(
+                    lang.S.of(context).cancel,
+                    textAlign: TextAlign.center,
+                    style: TextStyle(color: Colors.red),
+                  ),
+                  onPressed: () async {
+                    Future.delayed(const Duration(milliseconds: 100), () {
+                      Navigator.pop(context);
+                    });
+                  },
+                ),
+              ],
+            ),
+          ),
+        );
+      },
+    );
+  }
+
+// Future<void> printSalesThermalInvoiceNow({required PrintSalesTransactionModel transaction, required List<SalesDetails>? productList, required BuildContext context}) async {
+//   await getBluetooth();
+//   isBluetoothConnected ? SalesThermalPrinterInvoice().printSalesTicket(printTransactionModel: transaction, productList: productList) : listOfBluDialog(context: context);
+// }
+}

lib/thermal priting invoices/provider/print_thermal_invoice_provider.dart

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+import 'dart:ui';
+
+import 'package:flutter/cupertino.dart';
+import 'package:flutter/material.dart';
+import 'package:flutter_riverpod/flutter_riverpod.dart';
+import 'package:mobile_pos/Screens/Products/Model/product_total_stock_model.dart';
+import 'package:mobile_pos/generated/l10n.dart' as lang;
+import 'package:mobile_pos/model/business_info_model.dart';
+import 'package:nb_utils/nb_utils.dart';
+import 'package:print_bluetooth_thermal/print_bluetooth_thermal.dart';
+
+import '../../Screens/Products/Model/product_model.dart';
+import '../../Screens/Purchase/Model/purchase_transaction_model.dart' hide Product;
+import '../../constant.dart';
+import '../../model/sale_transaction_model.dart';
+import '../model/print_transaction_model.dart';
+import '../thermal_invoice_due.dart';
+import '../thermal_invoice_purchase.dart';
+import '../thermal_invoice_sales.dart';
+import '../thermal_invoice_stock.dart';
+import '../thermal_lebels_printing.dart';
+
+final thermalPrinterProvider = ChangeNotifierProvider((ref) => ThermalPrinter());
+
+class ThermalPrinter extends ChangeNotifier {
+  List<BluetoothInfo> availableBluetoothDevices = [];
+  bool isBluetoothConnected = false;
+
+  Future<void> getBluetooth() async {
+    availableBluetoothDevices = await PrintBluetoothThermal.pairedBluetooths;
+    isBluetoothConnected = await PrintBluetoothThermal.connectionStatus;
+    notifyListeners();
+  }
+
+  Future<bool> setConnect(String mac) async {
+    bool status = false;
+    final bool result = await PrintBluetoothThermal.connect(macPrinterAddress: mac);
+    if (result == true) {
+      isBluetoothConnected = true;
+      status = true;
+    }
+    notifyListeners();
+    return status;
+  }
+
+  Future<dynamic> listOfBluDialog({required BuildContext context}) async {
+    return showCupertinoDialog(
+      context: context,
+      builder: (_) {
+        return WillPopScope(
+          onWillPop: () async => false,
+          child: BackdropFilter(
+            filter: ImageFilter.blur(sigmaX: 5, sigmaY: 5),
+            child: CupertinoAlertDialog(
+              insetAnimationCurve: Curves.bounceInOut,
+              content: Container(
+                height: availableBluetoothDevices.isNotEmpty ? (availableBluetoothDevices.length * 80).toDouble() : 150,
+                width: double.maxFinite,
+                child: availableBluetoothDevices.isNotEmpty
+                    ? ListView.builder(
+                        padding: EdgeInsets.all(0), // Removed padding from ListView
+                        shrinkWrap: true,
+                        itemCount: availableBluetoothDevices.isNotEmpty ? availableBluetoothDevices.length : 0,
+                        itemBuilder: (context1, index) {
+                          return ListTile(
+                            contentPadding: EdgeInsets.all(0), // Removed padding from ListTile
+                            onTap: () async {
+                              BluetoothInfo select = availableBluetoothDevices[index];
+                              bool isConnect = await setConnect(select.macAdress);
+                              isConnect ? finish(context1) : toast(lang.S.of(context1).tryAgain);
+                            },
+                            title: Text(
+                              availableBluetoothDevices[index].name,
+                              style: TextStyle(fontSize: 12, color: Colors.black, fontWeight: FontWeight.w500),
+                            ),
+                            subtitle: Text(
+                              lang.S.of(context1).clickToConnect,
+                              style: TextStyle(
+                                fontSize: 11,
+                                color: Colors.grey.shade500,
+                              ),
+                            ),
+                          );
+                        },
+                      )
+                    : const Center(
+                        child: Column(
+                          crossAxisAlignment: CrossAxisAlignment.center,
+                          mainAxisAlignment: MainAxisAlignment.center,
+                          children: [
+                            Icon(
+                              Icons.bluetooth_disabled,
+                              size: 40,
+                              color: kMainColor,
+                            ),
+                            SizedBox(
+                              height: 4,
+                            ),
+                            Text(
+                              'Not available',
+                              style: TextStyle(fontSize: 14, color: kGreyTextColor),
+                            )
+                          ],
+                        ),
+                      ),
+              ),
+              title: Text(
+                'Connect Your Device',
+                textAlign: TextAlign.start,
+              ),
+              actions: <Widget>[
+                CupertinoDialogAction(
+                  child: Text(
+                    lang.S.of(context).cancel,
+                    textAlign: TextAlign.center,
+                    style: TextStyle(color: Colors.red),
+                  ),
+                  onPressed: () async {
+                    Future.delayed(const Duration(milliseconds: 100), () {
+                      Navigator.pop(context);
+                    });
+                  },
+                ),
+              ],
+            ),
+          ),
+        );
+      },
+    );
+  }
+
+  Future<void> printSalesThermalInvoiceNow({required PrintSalesTransactionModel transaction, required List<SalesDetails>? productList, required BuildContext context}) async {
+    await getBluetooth();
+    isBluetoothConnected
+        ? SalesThermalPrinterInvoice().printSalesTicket(printTransactionModel: transaction, productList: productList, context: context)
+        : listOfBluDialog(context: context);
+  }
+
+  Future<void> printPurchaseThermalInvoiceNow(
+      {required PrintPurchaseTransactionModel transaction, required List<PurchaseDetails>? productList, required BuildContext context, required String? invoiceSize}) async {
+    await getBluetooth();
+    isBluetoothConnected
+        ? PurchaseThermalPrinterInvoice().printPurchaseThermalInvoice(printTransactionModel: transaction, productList: productList, context: context)
+        : listOfBluDialog(context: context);
+  }
+
+  Future<void> printDueThermalInvoiceNow({required PrintDueTransactionModel transaction, required String? invoiceSize, required BuildContext context}) async {
+    await getBluetooth();
+    isBluetoothConnected
+        ? DueThermalPrinterInvoice().printDueTicket(printDueTransactionModel: transaction, invoiceSize: invoiceSize, context: context)
+        : listOfBluDialog(context: context);
+  }
+
+  Future<void> printStockInvoiceNow(
+      {required List<Product> products, required BusinessInformationModel businessInformationModel, required BuildContext context, required ProductListResponse totalStock}) async {
+    await getBluetooth();
+    isBluetoothConnected
+        ? StockThermalPrinterInvoice().printStockTicket(businessInformationModel: businessInformationModel, productList: products, stock: totalStock)
+        : listOfBluDialog(context: context);
+  }
+
+  Future<void> printLabelsNow({required List<Product> products, required BuildContext context}) async {
+    await getBluetooth();
+    isBluetoothConnected ? SalesThermalLabels().printLabels(productList: products) : listOfBluDialog(context: context);
+  }
+}

lib/thermal priting invoices/sticker_image_generation.dart

@@ -0,0 +1,57 @@
+import 'dart:typed_data';
+import 'dart:ui' as ui;
+
+import 'package:flutter/material.dart';
+import 'package:flutter/rendering.dart';
+
+Future<Uint8List?> createImageFromWidget(BuildContext context, Widget widget, {Duration? wait, Size? logicalSize, Size? imageSize}) async {
+  final repaintBoundary = RenderRepaintBoundary();
+
+  logicalSize ??= View.of(context).physicalSize / View.of(context).devicePixelRatio;
+  imageSize ??= View.of(context).physicalSize;
+
+  assert(logicalSize.aspectRatio == imageSize.aspectRatio, 'logicalSize and imageSize must not be the same');
+
+  final renderView = RenderView(
+      child: RenderPositionedBox(alignment: Alignment.center, child: repaintBoundary),
+      configuration: ViewConfiguration(
+        physicalConstraints: BoxConstraints.tight(logicalSize),
+        logicalConstraints: BoxConstraints.tight(logicalSize),
+        devicePixelRatio: 1,
+      ),
+      view: View.of(context) //PlatformDispatcher.instance.views.first,
+      );
+
+  final pipelineOwner = PipelineOwner();
+  final buildOwner = BuildOwner(focusManager: FocusManager());
+
+  pipelineOwner.rootNode = renderView;
+  renderView.prepareInitialFrame();
+
+  final rootElement = RenderObjectToWidgetAdapter<RenderBox>(
+      container: repaintBoundary,
+      child: Directionality(
+        textDirection: TextDirection.ltr,
+        child: widget,
+      )).attachToRenderTree(buildOwner);
+
+  buildOwner.buildScope(rootElement);
+
+  if (wait != null) {
+    await Future.delayed(wait);
+  }
+
+  buildOwner
+    ..buildScope(rootElement)
+    ..finalizeTree();
+
+  pipelineOwner
+    ..flushLayout()
+    ..flushCompositingBits()
+    ..flushPaint();
+
+  final image = await repaintBoundary.toImage(pixelRatio: imageSize.width / logicalSize.width);
+  final byteData = await image.toByteData(format: ui.ImageByteFormat.png);
+
+  return byteData?.buffer.asUint8List();
+}

lib/thermal priting invoices/thermal_invoice_due.dart

@@ -0,0 +1,510 @@
+import 'package:esc_pos_utils_plus/esc_pos_utils_plus.dart';
+import 'package:flutter/material.dart';
+import 'package:image/image.dart' as img;
+import 'package:intl/intl.dart';
+import 'package:mobile_pos/Const/lalnguage_data.dart';
+import 'package:mobile_pos/service/thermal_print/src/templates/_due_collection_invoice_template.dart';
+import 'package:print_bluetooth_thermal/print_bluetooth_thermal.dart';
+
+import '../Const/api_config.dart';
+import '../constant.dart';
+import 'model/print_transaction_model.dart';
+import 'network_image.dart';
+
+class DueThermalPrinterInvoice {
+  ///_________Due________________________
+  Future<void> printDueTicket(
+      {required PrintDueTransactionModel printDueTransactionModel,
+      required String? invoiceSize,
+      required BuildContext context}) async {
+    bool? isConnected = await PrintBluetoothThermal.connectionStatus;
+    if (isConnected == true) {
+      bool defould = (printDueTransactionModel.personalInformationModel.data?.invoiceLanguage == 'english' ||
+              printDueTransactionModel.personalInformationModel.data?.invoiceLanguage == null)
+          ? true
+          : false;
+      List<int> bytes = [];
+      final is80mm = printDueTransactionModel.personalInformationModel.data?.invoiceSize == '3_inch_80mm' &&
+          printDueTransactionModel.personalInformationModel.data?.invoiceSize != null;
+      if (defould) {
+        bytes = (is80mm)
+            ? await getDueTicket80mm(printDueTransactionModel: printDueTransactionModel)
+            : await getDueTicket50mm(printDueTransactionModel: printDueTransactionModel);
+      } else {
+        final bool isRTL = rtlLang.contains(await getLanguageName());
+        DueThermalInvoiceTemplate dueThermalInvoiceTemplate = DueThermalInvoiceTemplate(
+            context: context, printDueTransactionModel: printDueTransactionModel, is58mm: !is80mm, isRTL: isRTL);
+        bytes = await dueThermalInvoiceTemplate.template;
+      }
+      await PrintBluetoothThermal.writeBytes(bytes);
+    } else {}
+  }
+
+  Future<List<int>> getDueTicket50mm({required PrintDueTransactionModel printDueTransactionModel}) async {
+    final transactions = printDueTransactionModel.dueTransactionModel!.transactions ?? [];
+
+    List<String> paymentLabels = [];
+
+    for (var item in transactions) {
+      String label;
+
+      switch (item.transactionType) {
+        case 'cash_payment':
+          label = 'Cash';
+          break;
+        case 'cheque_payment':
+          label = 'Cheque';
+          break;
+        case 'wallet_payment':
+          label = 'Wallet';
+          break;
+        default:
+          label = item.paymentType?.name ?? 'n/a';
+      }
+
+      paymentLabels.add(label);
+    }
+
+    final paidViaText = "Paid Via : ${paymentLabels.join(', ')}";
+
+    List<int> bytes = [];
+    CapabilityProfile profile = await CapabilityProfile.load();
+    final generator = Generator(PaperSize.mm58, profile);
+    // final ByteData data = await rootBundle.load('images/logo.png');
+    // final Uint8List imageBytes = data.buffer.asUint8List();
+    // final Image? imagez = decodeImage(imageBytes);
+    // bytes += generator.image(imagez!);
+    final _qrlogo = await getNetworkImage(
+        "${APIConfig.domain}${printDueTransactionModel.personalInformationModel.data?.invoiceScannerLogo}");
+
+    final _logo = await getNetworkImage(
+        "${APIConfig.domain}${printDueTransactionModel.personalInformationModel.data?.thermalInvoiceLogo}");
+
+    ///____________Image__________________________________
+    if (_logo != null && printDueTransactionModel.personalInformationModel.data?.showThermalInvoiceLogo == 1) {
+      final img.Image resized = img.copyResize(
+        _logo,
+        width: 184,
+      );
+      final img.Image grayscale = img.grayscale(resized);
+      bytes += generator.imageRaster(grayscale, imageFn: PosImageFn.bitImageRaster);
+    }
+    if (printDueTransactionModel.personalInformationModel.data?.meta?.showCompanyName == 1) {
+      bytes += generator.text(printDueTransactionModel.personalInformationModel.data?.companyName ?? '',
+          styles: const PosStyles(
+            align: PosAlign.center,
+            height: PosTextSize.size2,
+            width: PosTextSize.size2,
+          ),
+          linesAfter: 1);
+    }
+    if (printDueTransactionModel.dueTransactionModel?.branch?.name != null) {
+      bytes += generator.text(printDueTransactionModel.dueTransactionModel?.branch?.name ?? '',
+          styles: const PosStyles(align: PosAlign.center));
+    }
+    bytes += generator.text(
+        'Seller :${printDueTransactionModel.dueTransactionModel?.user?.role == "shop-owner" ? 'Admin' : printDueTransactionModel.dueTransactionModel?.user?.name ?? ''}',
+        styles: const PosStyles(align: PosAlign.center));
+
+    if (printDueTransactionModel.personalInformationModel.data?.meta?.showAddress == 1) {
+      if (printDueTransactionModel.dueTransactionModel?.branch?.address != null ||
+          printDueTransactionModel.personalInformationModel.data?.address != null) {
+        bytes += generator.text(
+          printDueTransactionModel.dueTransactionModel?.branch?.address ??
+              printDueTransactionModel.personalInformationModel.data?.address ??
+              '',
+          styles: const PosStyles(align: PosAlign.center),
+        );
+      }
+    }
+
+    if (printDueTransactionModel.personalInformationModel.data?.meta?.showVat == 1) {
+      if (printDueTransactionModel.personalInformationModel.data?.vatNo != null &&
+          printDueTransactionModel.personalInformationModel.data?.meta?.showVat == 1) {
+        bytes += generator.text(
+            "${printDueTransactionModel.personalInformationModel.data?.vatName ?? 'VAT No :'}${printDueTransactionModel.personalInformationModel.data?.vatNo ?? ''}",
+            styles: const PosStyles(align: PosAlign.center));
+      }
+    }
+
+    if (printDueTransactionModel.personalInformationModel.data?.meta?.showPhoneNumber == 1) {
+      if (printDueTransactionModel.dueTransactionModel?.branch?.phone != null ||
+          printDueTransactionModel.personalInformationModel.data?.phoneNumber != null) {
+        bytes += generator.text(
+            printDueTransactionModel.dueTransactionModel?.branch?.phone ??
+                printDueTransactionModel.personalInformationModel.data?.phoneNumber ??
+                'n/a',
+            styles: const PosStyles(align: PosAlign.center));
+      }
+    }
+    bytes += generator.emptyLines(1);
+    bytes += generator.text('Receipt',
+        styles: const PosStyles(
+          underline: true,
+          align: PosAlign.center,
+          height: PosTextSize.size2,
+          width: PosTextSize.size2,
+        ),
+        linesAfter: 1);
+    bytes += generator.text('Received From: ${printDueTransactionModel.dueTransactionModel?.party?.name} ',
+        styles: const PosStyles(align: PosAlign.left));
+    bytes += generator.text('Mobile: ${printDueTransactionModel.dueTransactionModel?.party?.phone}',
+        styles: const PosStyles(align: PosAlign.left));
+    // bytes += generator.text('Received By: ${printDueTransactionModel.dueTransactionModel?.user?.name}', styles: const PosStyles(align: PosAlign.left));
+    bytes += generator.text('Receipt: ${printDueTransactionModel.dueTransactionModel?.invoiceNumber ?? 'Not Provided'}',
+        styles: const PosStyles(align: PosAlign.left));
+    if (printDueTransactionModel.dueTransactionModel?.paymentDate != null) {
+      DateTime saleDate = DateTime.parse(printDueTransactionModel.dueTransactionModel!.paymentDate!);
+      String formattedDate = DateFormat('M/d/yyyy h:mm a').format(saleDate);
+
+      bytes += generator.text(
+        'Date: $formattedDate',
+        styles: const PosStyles(align: PosAlign.left),
+        linesAfter: 1,
+      );
+    }
+    // bytes += generator.hr();
+    // bytes += generator.row([
+    //   PosColumn(text: 'Invoice', width: 8, styles: const PosStyles(align: PosAlign.left, bold: true)),
+    //   PosColumn(text: 'Due', width: 4, styles: const PosStyles(align: PosAlign.right, bold: true)),
+    // ]);
+    // bytes += generator.hr();
+    bytes += generator.row([
+      PosColumn(
+          text: 'Total Due',
+          width: 8,
+          styles: const PosStyles(
+            align: PosAlign.left,
+          )),
+      PosColumn(
+          text: printDueTransactionModel.dueTransactionModel!.totalDue.toString(),
+          width: 4,
+          styles: const PosStyles(
+            align: PosAlign.right,
+          )),
+    ]);
+
+    bytes += generator.hr();
+
+    bytes += generator.row([
+      PosColumn(
+          text: 'Payment Amount:',
+          width: 8,
+          styles: const PosStyles(
+            align: PosAlign.left,
+          )),
+      PosColumn(
+          text: printDueTransactionModel.dueTransactionModel!.payDueAmount.toString(),
+          width: 4,
+          styles: const PosStyles(
+            align: PosAlign.right,
+          )),
+    ]);
+    bytes += generator.row([
+      PosColumn(text: 'Remaining Due:', width: 8, styles: const PosStyles(align: PosAlign.left, bold: true)),
+      PosColumn(
+          text: printDueTransactionModel.dueTransactionModel!.dueAmountAfterPay.toString(),
+          width: 4,
+          styles: const PosStyles(align: PosAlign.right, bold: true)),
+    ]);
+    bytes += generator.hr();
+    // bytes += generator.row([
+    //   PosColumn(
+    //       text: 'Payment Type:',
+    //       width: 8,
+    //       styles: const PosStyles(
+    //         align: PosAlign.left,
+    //       )),
+    //   PosColumn(
+    //       text: printDueTransactionModel.dueTransactionModel!.paymentType?.name ?? 'N/A',
+    //       width: 4,
+    //       styles: const PosStyles(
+    //         align: PosAlign.right,
+    //       )),
+    // ]);
+
+    bytes += generator.text(
+      paidViaText,
+      styles: const PosStyles(
+        align: PosAlign.left,
+      ),
+      linesAfter: 1,
+    );
+
+    // ticket.feed(2);
+    if (printDueTransactionModel.personalInformationModel.data?.gratitudeMessage != null &&
+        printDueTransactionModel.personalInformationModel.data?.showGratitudeMsg == 1) {
+      bytes += generator.text(printDueTransactionModel.personalInformationModel.data?.gratitudeMessage ?? '',
+          styles: const PosStyles(align: PosAlign.center, bold: true));
+      bytes += generator.text(printDueTransactionModel.dueTransactionModel!.paymentDate ?? '',
+          styles: const PosStyles(align: PosAlign.center), linesAfter: 1);
+    }
+
+    if ((printDueTransactionModel.personalInformationModel.data?.invoiceNoteLevel != null ||
+            printDueTransactionModel.personalInformationModel.data?.invoiceNote != null) &&
+        printDueTransactionModel.personalInformationModel.data?.showNote == 1) {
+      bytes += generator.text(
+        '${printDueTransactionModel.personalInformationModel.data?.invoiceNoteLevel ?? ''}: ${printDueTransactionModel.personalInformationModel.data?.invoiceNote ?? ''}',
+        styles: const PosStyles(align: PosAlign.left, bold: false),
+        linesAfter: 1,
+      );
+    }
+    if (printDueTransactionModel.personalInformationModel.data?.showInvoiceScannerLogo == 1) {
+      if (_qrlogo != null) {
+        final img.Image resized = img.copyResize(
+          _qrlogo,
+          width: 120,
+          height: 120,
+        );
+        final img.Image grayscale = img.grayscale(resized);
+        bytes += generator.imageRaster(grayscale, imageFn: PosImageFn.bitImageRaster);
+      }
+    }
+
+    if (printDueTransactionModel.personalInformationModel.data?.developByLevel != null ||
+        printDueTransactionModel.personalInformationModel.data?.developBy != null) {
+      bytes += generator.text(
+          '${printDueTransactionModel.personalInformationModel.data?.developByLevel ?? ''}: ${printDueTransactionModel.personalInformationModel.data?.developBy ?? ''}',
+          styles: const PosStyles(align: PosAlign.center),
+          linesAfter: 1);
+    }
+    bytes += generator.cut();
+    return bytes;
+  }
+
+  Future<List<int>> getDueTicket80mm({required PrintDueTransactionModel printDueTransactionModel}) async {
+    final transactions = printDueTransactionModel.dueTransactionModel!.transactions ?? [];
+
+    List<String> paymentLabels = [];
+
+    for (var item in transactions) {
+      String label;
+
+      switch (item.transactionType) {
+        case 'cash_payment':
+          label = 'Cash';
+          break;
+        case 'cheque_payment':
+          label = 'Cheque';
+          break;
+        case 'wallet_payment':
+          label = 'Wallet';
+          break;
+        default:
+          label = item.paymentType?.name ?? 'n/a';
+      }
+
+      paymentLabels.add(label);
+    }
+
+    final paidViaText = "Paid Via : ${paymentLabels.join(', ')}";
+    List<int> bytes = [];
+
+    final _qrlogo = await getNetworkImage(
+        "${APIConfig.domain}${printDueTransactionModel.personalInformationModel.data?.invoiceScannerLogo}");
+
+    final _logo = await getNetworkImage(
+        "${APIConfig.domain}${printDueTransactionModel.personalInformationModel.data?.thermalInvoiceLogo}");
+    CapabilityProfile profile = await CapabilityProfile.load();
+    final generator = Generator(PaperSize.mm80, profile);
+
+    ///____________Image__________________________________
+    if (_logo != null) {
+      final img.Image resized = img.copyResize(
+        _logo,
+        width: 184,
+      );
+      final img.Image grayscale = img.grayscale(resized);
+      bytes += generator.imageRaster(grayscale, imageFn: PosImageFn.bitImageRaster);
+    }
+
+    ///____________Header_____________________________________
+    if (printDueTransactionModel.personalInformationModel.data?.meta?.showCompanyName == 1) {
+      bytes += generator.text(printDueTransactionModel.personalInformationModel.data?.companyName ?? '',
+          styles: const PosStyles(
+            align: PosAlign.center,
+            height: PosTextSize.size2,
+            width: PosTextSize.size2,
+          ),
+          linesAfter: 1);
+    }
+    if (printDueTransactionModel.dueTransactionModel?.branch?.name != null) {
+      bytes += generator.text('Branch: ${printDueTransactionModel.dueTransactionModel?.branch?.name}',
+          styles: const PosStyles(align: PosAlign.center));
+    }
+    if (printDueTransactionModel.personalInformationModel.data?.meta?.showAddress == 1) {
+      if (printDueTransactionModel.dueTransactionModel?.branch?.address != null ||
+          printDueTransactionModel.personalInformationModel.data?.address != null) {
+        bytes += generator.text(
+            'Address: ${printDueTransactionModel.dueTransactionModel?.branch?.address ?? printDueTransactionModel.personalInformationModel.data?.address ?? ''}',
+            styles: const PosStyles(align: PosAlign.center));
+      }
+    }
+    if (printDueTransactionModel.personalInformationModel.data?.meta?.showPhoneNumber == 1) {
+      if (printDueTransactionModel.dueTransactionModel?.branch?.phone != null ||
+          printDueTransactionModel.personalInformationModel.data?.phoneNumber != null) {
+        bytes += generator.text(
+            'Mobile: ${printDueTransactionModel.dueTransactionModel?.branch?.phone ?? printDueTransactionModel.personalInformationModel.data?.phoneNumber ?? ''}',
+            styles: const PosStyles(align: PosAlign.center));
+      }
+    }
+    if (printDueTransactionModel.personalInformationModel.data?.meta?.showVat == 1) {
+      if (printDueTransactionModel.personalInformationModel.data?.vatNo != null &&
+          printDueTransactionModel.personalInformationModel.data?.meta?.showVat == 1) {
+        bytes += generator.text(
+            "${printDueTransactionModel.personalInformationModel.data?.vatName ?? 'VAT No'}: ${printDueTransactionModel.personalInformationModel.data?.vatNo}",
+            styles: const PosStyles(align: PosAlign.center));
+      }
+    }
+    bytes += generator.emptyLines(1);
+    bytes += generator.text('Receipt',
+        styles: const PosStyles(
+          bold: true,
+          underline: true,
+          align: PosAlign.center,
+          height: PosTextSize.size2,
+          width: PosTextSize.size2,
+        ),
+        linesAfter: 1);
+
+    ///__________Customer_and_time_section_______________________
+    bytes += generator.row([
+      PosColumn(
+          text: 'Receipt: ${printDueTransactionModel.dueTransactionModel?.invoiceNumber ?? 'Not Provided'}',
+          width: 6,
+          styles: const PosStyles(align: PosAlign.left)),
+      PosColumn(
+          text:
+              'Date: ${DateFormat.yMd().format(DateTime.parse(printDueTransactionModel.dueTransactionModel?.paymentDate ?? DateTime.now().toString()))}',
+          width: 6,
+          styles: const PosStyles(align: PosAlign.right)),
+    ]);
+    bytes += generator.row([
+      PosColumn(
+          text: 'Name: ${printDueTransactionModel.dueTransactionModel?.party?.name ?? ''}',
+          width: 6,
+          styles: const PosStyles(align: PosAlign.left)),
+      PosColumn(
+          text:
+              'Time: ${DateFormat.jm().format(DateTime.parse(printDueTransactionModel.dueTransactionModel?.paymentDate ?? DateTime.now().toString()))}',
+          width: 6,
+          styles: const PosStyles(align: PosAlign.right)),
+    ]);
+    bytes += generator.row([
+      PosColumn(
+          text: 'Mobile: ${printDueTransactionModel.dueTransactionModel?.party?.phone ?? ''}',
+          width: 6,
+          styles: const PosStyles(align: PosAlign.left)),
+      PosColumn(
+          text:
+              'Received By: ${printDueTransactionModel.dueTransactionModel?.user?.role == "shop-owner" ? 'Admin' : printDueTransactionModel.dueTransactionModel!.user?.name}',
+          width: 6,
+          styles: const PosStyles(align: PosAlign.right)),
+    ]);
+
+    bytes += generator.emptyLines(1);
+    bytes += generator.hr();
+    bytes += generator.row([
+      PosColumn(text: 'SL', width: 1, styles: const PosStyles(align: PosAlign.left, bold: true)),
+      PosColumn(text: 'Invoice', width: 6, styles: const PosStyles(align: PosAlign.left, bold: true)),
+      PosColumn(text: 'Due', width: 5, styles: const PosStyles(align: PosAlign.right, bold: true)),
+    ]);
+    bytes += generator.hr();
+
+    bytes += generator.row([
+      PosColumn(text: '1', width: 1, styles: const PosStyles(align: PosAlign.left, bold: true)),
+      PosColumn(
+          text: printDueTransactionModel.dueTransactionModel?.invoiceNumber ?? '',
+          width: 6,
+          styles: const PosStyles(align: PosAlign.left, bold: true)),
+      PosColumn(
+          text: formatPointNumber(printDueTransactionModel.dueTransactionModel?.totalDue ?? 0, addComma: true),
+          width: 5,
+          styles: const PosStyles(align: PosAlign.right)),
+    ]);
+
+    bytes += generator.hr();
+
+    bytes += generator.row([
+      PosColumn(
+          text: 'Payment Amount:',
+          width: 9,
+          styles: const PosStyles(
+            align: PosAlign.right,
+          )),
+      PosColumn(
+          text: formatPointNumber(printDueTransactionModel.dueTransactionModel?.payDueAmount ?? 0, addComma: true),
+          width: 3,
+          styles: const PosStyles(
+            align: PosAlign.right,
+          )),
+    ]);
+    bytes += generator.row([
+      PosColumn(
+          text: 'Remaining Due:',
+          width: 9,
+          styles: const PosStyles(
+            align: PosAlign.right,
+          )),
+      PosColumn(
+          text:
+              formatPointNumber((printDueTransactionModel.dueTransactionModel?.dueAmountAfterPay ?? 0), addComma: true),
+          width: 3,
+          styles: const PosStyles(
+            align: PosAlign.right,
+          )),
+    ]);
+
+    // bytes += generator.hr();
+    bytes += generator.text(
+      '-----------------------------',
+      styles: const PosStyles(align: PosAlign.right),
+    );
+    bytes += generator.text(
+      paidViaText,
+      styles: const PosStyles(
+        align: PosAlign.left,
+      ),
+      linesAfter: 1,
+    );
+
+    if (printDueTransactionModel.personalInformationModel.data?.gratitudeMessage != null &&
+        printDueTransactionModel.personalInformationModel.data?.showGratitudeMsg == 1) {
+      bytes += generator.text(printDueTransactionModel.personalInformationModel.data?.gratitudeMessage ?? '',
+          styles: const PosStyles(align: PosAlign.center, bold: true));
+    }
+    bytes += generator.text(printDueTransactionModel.dueTransactionModel!.paymentDate ?? '',
+        styles: const PosStyles(align: PosAlign.center), linesAfter: 1);
+
+    if ((printDueTransactionModel.personalInformationModel.data?.invoiceNoteLevel != null ||
+            printDueTransactionModel.personalInformationModel.data?.invoiceNote != null) &&
+        printDueTransactionModel.personalInformationModel.data?.showNote == 1) {
+      bytes += generator.text(
+        '${printDueTransactionModel.personalInformationModel.data?.invoiceNoteLevel ?? ''}: ${printDueTransactionModel.personalInformationModel.data?.invoiceNote ?? ''}',
+        styles: const PosStyles(align: PosAlign.left, bold: false),
+        linesAfter: 1,
+      );
+    }
+    if (printDueTransactionModel.personalInformationModel.data?.showInvoiceScannerLogo == 1) {
+      if (_qrlogo != null) {
+        final img.Image resized = img.copyResize(
+          _qrlogo,
+          width: 120,
+          height: 120,
+        );
+        final img.Image grayscale = img.grayscale(resized);
+        bytes += generator.imageRaster(grayscale, imageFn: PosImageFn.bitImageRaster);
+      }
+    }
+
+    if (printDueTransactionModel.personalInformationModel.data?.developByLevel != null ||
+        printDueTransactionModel.personalInformationModel.data?.developBy != null) {
+      bytes += generator.text(
+          '${printDueTransactionModel.personalInformationModel.data?.developByLevel ?? ''}: ${printDueTransactionModel.personalInformationModel.data?.developBy ?? ''}',
+          styles: const PosStyles(align: PosAlign.center),
+          linesAfter: 1);
+    }
+    bytes += generator.cut();
+    return bytes;
+  }
+}

lib/thermal priting invoices/thermal_invoice_stock.dart

@@ -0,0 +1,195 @@
+import 'package:esc_pos_utils_plus/esc_pos_utils_plus.dart';
+import 'package:flutter_easyloading/flutter_easyloading.dart';
+import 'package:image/image.dart' as img;
+import 'package:intl/intl.dart';
+import 'package:mobile_pos/Screens/Products/Model/product_model.dart';
+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_total_stock_model.dart';
+import '../constant.dart';
+import '../model/business_info_model.dart';
+import 'network_image.dart';
+
+class StockThermalPrinterInvoice {
+  ///________Sales____________________
+
+  Future<void> printStockTicket({
+    required BusinessInformationModel businessInformationModel,
+    required List<Product>? productList,
+    required ProductListResponse stock,
+  }) async {
+    bool? isConnected = await PrintBluetoothThermal.connectionStatus;
+    if (isConnected == true) {
+      String st = await PrintBluetoothThermal.platformVersion;
+      List<int> bytes = await getStockTicket(
+          businessInformationModel: businessInformationModel,
+          productList: productList,
+          is80mm: businessInformationModel.data?.invoiceSize == '3_inch_80mm',
+          stockValue: stock);
+      if (productList?.isNotEmpty ?? false) {
+        await PrintBluetoothThermal.writeBytes(bytes);
+        EasyLoading.showSuccess('Successfully Printed');
+      } else {
+        toast('No Product Found');
+      }
+    } else {
+      EasyLoading.showError('Unable to connect with printer');
+    }
+  }
+
+  Future<List<int>> getStockTicket(
+      {required BusinessInformationModel businessInformationModel,
+      required List<Product>? productList,
+      required bool is80mm,
+      ProductListResponse? stockValue}) async {
+    final _logo = await getNetworkImage("${APIConfig.domain}${businessInformationModel.data?.thermalInvoiceLogo}");
+
+    String formattedDate = DateFormat('dd/MM/yyyy').format(DateTime.now());
+    String formattedTime = DateFormat('hh:mm a').format(DateTime.now());
+
+    List<int> bytes = [];
+    CapabilityProfile profile = await CapabilityProfile.load();
+    final generator = Generator(is80mm ? PaperSize.mm80 : PaperSize.mm58, profile);
+
+    ///____________Image__________________________________
+    if (_logo != null && businessInformationModel.data?.showThermalInvoiceLogo == 1) {
+      final img.Image resized = img.copyResize(
+        _logo,
+        width: 184,
+      );
+      final img.Image grayscale = img.grayscale(resized);
+      bytes += generator.imageRaster(grayscale, imageFn: PosImageFn.bitImageRaster);
+    }
+
+    if (businessInformationModel.data?.meta?.showCompanyName == 1) {
+      bytes += generator.text(
+        businessInformationModel.data?.companyName ?? '',
+        styles: const PosStyles(
+          align: PosAlign.center,
+          height: PosTextSize.size2,
+          width: PosTextSize.size2,
+        ),
+        linesAfter: 1,
+      );
+    }
+
+    bytes += generator.text(
+        'Seller :${businessInformationModel.data?.user?.role == "shop-owner" ? 'Admin' : businessInformationModel.data?.user?.name}',
+        styles: const PosStyles(align: PosAlign.center));
+    if (businessInformationModel.data?.address != null) {
+      bytes +=
+          generator.text(businessInformationModel.data?.address ?? '', styles: const PosStyles(align: PosAlign.center));
+    }
+    if (businessInformationModel.data?.meta?.showPhoneNumber == 1) {
+      if (businessInformationModel.data?.phoneNumber != null) {
+        bytes += generator.text('Phone : ${businessInformationModel.data?.phoneNumber ?? ''}',
+            styles: const PosStyles(align: PosAlign.center));
+      }
+    }
+    if (businessInformationModel.data?.meta?.showVat == 1) {
+      if (businessInformationModel.data?.vatNo != null && businessInformationModel.data?.meta?.showVat == 1) {
+        bytes += generator.text(
+            "${businessInformationModel.data?.vatName ?? 'VAT No'}: ${businessInformationModel.data?.vatNo ?? ''}",
+            styles: const PosStyles(align: PosAlign.center),
+            linesAfter: 1);
+      }
+    }
+    bytes += generator.text('Stock List',
+        styles: const PosStyles(
+          align: PosAlign.center,
+          underline: true,
+          height: PosTextSize.size2,
+          width: PosTextSize.size2,
+        ),
+        linesAfter: 1);
+    bytes += generator.text('Date : $formattedDate', styles: const PosStyles(align: PosAlign.left));
+    bytes += generator.text('Time : $formattedTime', styles: const PosStyles(align: PosAlign.left));
+    bytes += generator.hr();
+    bytes += generator.row([
+      PosColumn(text: 'SL', width: 1, styles: const PosStyles(align: PosAlign.left, bold: true)),
+      PosColumn(text: 'Item Name', width: is80mm ? 7 : 6, styles: const PosStyles(align: PosAlign.left, bold: true)),
+      PosColumn(text: 'Qty', width: 2, styles: const PosStyles(align: PosAlign.center, bold: true)),
+      PosColumn(text: 'Price', width: is80mm ? 2 : 3, styles: const PosStyles(align: PosAlign.right, bold: true)),
+    ]);
+    bytes += generator.hr();
+    List.generate(productList?.length ?? 1, (index) {
+      final stokePrice = productList![index].stocks != null && productList[index].stocks!.isNotEmpty
+          ? productList[index].stocks!.last.productPurchasePrice
+          : 0;
+      return bytes += generator.row([
+        PosColumn(
+            text: '${index + 1}',
+            width: 1,
+            styles: const PosStyles(
+              align: PosAlign.left,
+            )),
+        PosColumn(
+            text: '${productList[index].productName}',
+            width: is80mm ? 7 : 6,
+            styles: const PosStyles(
+              align: PosAlign.left,
+            )),
+        PosColumn(
+            text: '${productList[index].stocksSumProductStock}',
+            width: 2,
+            styles: const PosStyles(align: PosAlign.center)),
+        PosColumn(
+            text: (formatPointNumber(stokePrice ?? 0, addComma: true)),
+            width: is80mm ? 2 : 3,
+            styles: const PosStyles(align: PosAlign.right)),
+      ]);
+    });
+    bytes += generator.hr();
+
+    bytes += generator.row([
+      PosColumn(
+          text: 'Total Stock value :',
+          width: 9,
+          styles: const PosStyles(
+            align: PosAlign.right,
+          )),
+      PosColumn(
+          text: formatPointNumber(stockValue!.totalStockValue),
+          width: 3,
+          styles: const PosStyles(
+            align: PosAlign.right,
+          )),
+    ]);
+    bytes += generator.text('');
+    // bytes += generator.text('Developed By: $companyName', styles: const PosStyles(align: PosAlign.center), linesAfter: 1);
+    if (businessInformationModel.data?.gratitudeMessage != null &&
+        businessInformationModel.data?.showGratitudeMsg == 1) {
+      bytes += generator.text(
+        businessInformationModel.data?.gratitudeMessage ?? '',
+        styles: const PosStyles(align: PosAlign.center, bold: true),
+        linesAfter: 1,
+      );
+    }
+
+    if ((businessInformationModel.data?.invoiceNoteLevel != null ||
+            businessInformationModel.data?.invoiceNote != null) &&
+        businessInformationModel.data?.showNote == 1) {
+      bytes += generator.text(
+        '${businessInformationModel.data?.invoiceNoteLevel ?? ''}: ${businessInformationModel.data?.invoiceNote ?? ''}',
+        styles: const PosStyles(align: PosAlign.left, bold: false),
+        linesAfter: 1,
+      );
+    }
+    if (businessInformationModel.data?.developByLink != null) {
+      bytes += generator.qrcode(
+        businessInformationModel.data?.developByLink ?? '',
+      );
+      bytes += generator.emptyLines(1);
+    }
+    if (businessInformationModel.data?.developByLevel != null || businessInformationModel.data?.developBy != null) {
+      bytes += generator.text(
+          '${businessInformationModel.data?.developByLevel ?? ''}: ${businessInformationModel.data?.developBy ?? ''}',
+          styles: const PosStyles(align: PosAlign.center),
+          linesAfter: 1);
+    }
+    bytes += generator.cut();
+    return bytes;
+  }
+}

lib/thermal priting invoices/thermal_lebels_printing.dart

@@ -0,0 +1,47 @@
+import 'package:bluetooth_print_plus/bluetooth_print_plus.dart';
+import 'package:mobile_pos/Screens/Products/Model/product_model.dart';
+
+class SalesThermalLabels {
+  ///________Sales____________________
+
+  Future<void> printLabels({required List<Product>? productList}) async {
+    bool conn = BluetoothPrintPlus.isConnected;
+
+    print('Collection State----------------> $conn');
+
+    ///_________________Old_______________________________________________
+    // bool? isConnected = await PrintBluetoothThermal.connectionStatus;
+    // if (isConnected == true) {
+    //   List<int> bytes = await labelPrinter(productList: productList);
+    //   if (true) {
+    //     await PrintBluetoothThermal.writeBytes(bytes);
+    //     EasyLoading.showSuccess('Successfully Printed');
+    //   } else {
+    //     toast('No Product Found');
+    //   }
+    // } else {
+    //   EasyLoading.showError('Unable to connect with printer');
+    // }
+  }
+//
+// Future<List<int>> labelPrinter({required List<ProductModel>? productList}) async {
+//   List<int> bytes = [];
+//   CapabilityProfile profile = await CapabilityProfile.load();
+//
+//   final generator = Generator(PaperSize.mm80, profile);
+//
+//   ///____________Header_____________________________________
+//   bytes += generator.text('This is a test',
+//       styles: const PosStyles(
+//         align: PosAlign.center,
+//         height: PosTextSize.size2,
+//         width: PosTextSize.size2,
+//       ),
+//       linesAfter: 1);
+//   final List<int> barData = [1, 2, 3, 4, 5, 6, 7, 8, 9, 0, 4];
+//   bytes += generator.barcode(Barcode.upcA(barData));
+//
+//   bytes += generator.cut();
+//   return bytes;
+// }
+}