migrate ns-printer

lib/core/locator.dart

@@ -1,6 +1,7 @@
 
 
 import 'package:aman_kassa_flutter/core/services/DataService.dart';
+import 'package:aman_kassa_flutter/core/services/blue_print_service.dart';
 
 import '../core/services/DbService.dart';
 
@@ -25,6 +26,8 @@ class LocatorInjector {
     locator.registerLazySingleton<DialogService>(() => DialogService());
     _log.d('Initializing DbService Service');
     locator.registerLazySingleton<DbService>(() => DbService.instance);
+    _log.d('Initializing BluePrintService Service');
+    locator.registerLazySingleton<BluePrintService>(() => BluePrintService());
 
 
     // depencies

lib/core/services/blue_print_service.dart

@@ -0,0 +1,62 @@
+import 'dart:typed_data';
+
+import 'package:aman_kassa_flutter/core/base/base_service.dart';
+import 'package:bluetooth_print/bluetooth_print.dart';
+import 'package:bluetooth_print/bluetooth_print_model.dart';
+
+
+
+class BluePrintService extends BaseService {
+  BluetoothPrint _bluetooth = BluetoothPrint.instance;
+  BluetoothDevice? _device;
+
+  Future<void> scan() async {
+    await _bluetooth.startScan(timeout: Duration(seconds: 4));
+  }
+
+  Future<void> stopScan() async {
+    await _bluetooth.stopScan();
+  }
+
+  Stream<List<BluetoothDevice>> get scanResult => _bluetooth.scanResults;
+
+
+  Stream<bool> get isScanning => _bluetooth.isScanning;
+  Stream<int> get state => _bluetooth.state;
+  set device(BluetoothDevice device) => _device = device;
+
+
+  Future<bool> connect() async {
+    bool response = false;
+    if (_device == null) {
+      response = false;
+    } else {
+      try {
+        await _bluetooth.connect(_device!);
+        await Future.delayed(Duration(seconds: 2));
+        response = true;
+      } catch (e) {
+        print('Error connect $e');
+        response = false;
+      }
+    }
+    return response;
+  }
+
+  Future<bool> disconnect() async {
+    bool response = false;
+    try {
+      await _bluetooth.disconnect();
+      response = true;
+    } catch (e) {
+      print('Error $e');
+      response = false;
+    }
+    return response;
+  }
+
+  Future<bool> printBytes(Uint8List bytes) async {
+    Map<String, dynamic> config = Map();
+    return await _bluetooth.rawBytes(config, bytes);
+  }
+}

lib/redux/actions/setting_actions.dart

@@ -1,9 +1,9 @@
 import 'package:aman_kassa_flutter/redux/constants/setting_const.dart';
 import 'package:aman_kassa_flutter/redux/state/setting_state.dart';
+import 'package:bluetooth_print/bluetooth_print_model.dart';
 import 'package:meta/meta.dart';
 import 'package:redux/redux.dart';
 import 'package:redux_thunk/redux_thunk.dart';
-import 'package:flutter_bluetooth_basic/src/bluetooth_device.dart';
 import '../store.dart';
 
 @immutable

lib/redux/state/setting_state.dart

@@ -1,6 +1,6 @@
 import 'package:aman_kassa_flutter/redux/constants/setting_const.dart';
+import 'package:bluetooth_print/bluetooth_print_model.dart';
 import 'package:meta/meta.dart';
-import 'package:flutter_bluetooth_basic/src/bluetooth_device.dart';
 
 @immutable
 class SettingState {

lib/views/check/image_show_container.dart

@@ -1,9 +1,11 @@
 import 'dart:convert';
 import 'dart:io';
+import 'dart:typed_data';
 import 'package:aman_kassa_flutter/core/locator.dart';
 import 'package:aman_kassa_flutter/core/models/check_image_modal.dart';
 import 'package:aman_kassa_flutter/core/models/dialog_models.dart';
 import 'package:aman_kassa_flutter/core/route_names.dart';
+import 'package:aman_kassa_flutter/core/services/blue_print_service.dart';
 import 'package:aman_kassa_flutter/core/services/dialog_service.dart';
 import 'package:aman_kassa_flutter/core/services/navigator_service.dart';
 import 'package:aman_kassa_flutter/redux/constants/setting_const.dart';
@@ -13,11 +15,10 @@ import 'package:aman_kassa_flutter/shared/app_colors.dart';
 import 'package:aman_kassa_flutter/shared/ui_helpers.dart';
 import 'package:aman_kassa_flutter/views/settings/printer/PrinterTest.dart';
 import 'package:aman_kassa_flutter/widgets/fields/busy_button_icon.dart';
-import 'package:esc_pos_bluetooth/esc_pos_bluetooth.dart';
+import 'package:bluetooth_print/bluetooth_print_model.dart';
 import 'package:esc_pos_utils/esc_pos_utils.dart';
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
-import 'package:flutter_bluetooth_basic/flutter_bluetooth_basic.dart';
 import 'package:material_design_icons_flutter/material_design_icons_flutter.dart';
 import 'package:vocsy_esys_flutter_share/vocsy_esys_flutter_share.dart';
 import 'package:url_launcher/url_launcher.dart';
@@ -32,11 +33,10 @@ class ImageShowContainer extends StatefulWidget {
 }
 
 class _ImageShowContainerState extends State<ImageShowContainer> {
-  final PrinterBluetoothManager printerManager = PrinterBluetoothManager();
+  final BluePrintService printerManager = locator<BluePrintService>();
   final DialogService _dialogService = locator<DialogService>();
   final BluetoothDevice? printerBtDevice =
       Redux.store!.state.settingState!.printerBT;
-  final BluetoothManager bluetoothManager = BluetoothManager.instance;
 
   bool _printing = false;
 
@@ -44,7 +44,7 @@ class _ImageShowContainerState extends State<ImageShowContainer> {
     if (Platform.isIOS) {
       _print();
     } else {
-      bluetoothManager.state.listen((val) {
+      printerManager.state.listen((val) {
         print("state = $val");
         if (!mounted) return;
         if (val == 12) {
@@ -82,32 +82,32 @@ class _ImageShowContainerState extends State<ImageShowContainer> {
       _printing = true;
     });
     try {
-      printerManager.selectPrinter(PrinterBluetooth(state.printerBT!));
+      printerManager.device = state.printerBT!;
+      await printerManager.connect();
       PaperSize paper = state.printerPaperSize == SettingPrinterPaperM80
           ? PaperSize.mm80
           : PaperSize.mm58;
       if (SettingPrinterEncodingImage == state.printerEncoding) {
-        final PosPrintResult res = await printerManager.printTicket(
+        final bool res = await printerManager.printBytes(
-            await printImageCheck(paper, widget.showModel.data!.base64Data!),
+            Uint8List.fromList(await printImageCheck(paper, widget.showModel.data!.base64Data!)));
-            chunkSizeBytes: chunkSizeBytes,
+        if (!res) {
-            queueSleepTimeMs: queueSleepTimeMs);
+          _dialogService.showDialog(description: 'Ошибка при печати');
-        if (res.value != 1) {
-          _dialogService.showDialog(description: res.msg);
         }
       } else {
-        final PosPrintResult res = await printerManager.printTicket(
+        final bool res = await printerManager.printBytes(
-            await printTextCheck(paper, state.printerEncoding!,
+            Uint8List.fromList(await printTextCheck(paper, state.printerEncoding!,
-                jsonDecode(widget.showModel.data!.textData!)),
+                jsonDecode(widget.showModel.data!.textData!)))
-            chunkSizeBytes: chunkSizeBytes,
+        );
-            queueSleepTimeMs: queueSleepTimeMs);
+        if (!res) {
-        if (res.value != 1) {
+          _dialogService.showDialog(description: 'Ошибка при печати');
-          _dialogService.showDialog(description: res.msg);
         }
       }
+
     } catch (e) {
       print(e);
     }
-    await Future.delayed(Duration(seconds: 7));
+    await Future.delayed(Duration(seconds: 15));
+    await printerManager.disconnect();
     setState(() {
       _printing = false;
     });

lib/views/settings/printer/views/PrinterEncoding.dart

@@ -1,22 +1,13 @@
-import 'dart:async';
-import 'dart:typed_data';
-import 'dart:ui' as ui;
-
 import 'package:aman_kassa_flutter/core/logger.dart';
 import 'package:aman_kassa_flutter/redux/actions/setting_actions.dart';
 import 'package:aman_kassa_flutter/redux/store.dart';
 
-import 'package:esc_pos_bluetooth/esc_pos_bluetooth.dart';
-import 'package:esc_pos_utils/esc_pos_utils.dart';
 import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart' hide Image;
 import 'package:flutter/rendering.dart';
 
 
-import 'package:flutter_bluetooth_basic/flutter_bluetooth_basic.dart';
-import 'package:intl/intl.dart';
 import 'package:logger/logger.dart';
-
 import '../data/settings_envi.dart';
 
 

lib/views/settings/printer/views/PrinterPaperSize.dart

@@ -1,20 +1,11 @@
-import 'dart:async';
-import 'dart:typed_data';
-import 'dart:ui' as ui;
-
 import 'package:aman_kassa_flutter/core/logger.dart';
 import 'package:aman_kassa_flutter/redux/actions/setting_actions.dart';
 import 'package:aman_kassa_flutter/redux/store.dart';
 
-import 'package:esc_pos_bluetooth/esc_pos_bluetooth.dart';
-import 'package:esc_pos_utils/esc_pos_utils.dart';
 import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart' hide Image;
 import 'package:flutter/rendering.dart';
 
-
-import 'package:flutter_bluetooth_basic/flutter_bluetooth_basic.dart';
-import 'package:intl/intl.dart';
 import 'package:logger/logger.dart';
 
 import '../data/settings_envi.dart';

lib/views/settings/printer/views/PrinterSelect.dart

@@ -1,25 +1,16 @@
-import 'dart:async';
+import 'package:aman_kassa_flutter/core/locator.dart';
-import 'dart:typed_data';
-import 'dart:ui' as ui;
-
 import 'package:aman_kassa_flutter/core/logger.dart';
+import 'package:aman_kassa_flutter/core/services/blue_print_service.dart';
 import 'package:aman_kassa_flutter/redux/actions/setting_actions.dart';
 import 'package:aman_kassa_flutter/redux/store.dart';
+import 'package:bluetooth_print/bluetooth_print_model.dart';
 
-import 'package:esc_pos_bluetooth/esc_pos_bluetooth.dart';
-import 'package:esc_pos_utils/esc_pos_utils.dart';
 import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart' hide Image;
 import 'package:flutter/rendering.dart';
 
-
-import 'package:flutter_bluetooth_basic/flutter_bluetooth_basic.dart';
-import 'package:intl/intl.dart';
 import 'package:logger/logger.dart';
 
-import '../PrinterTest.dart';
-
-
 class PrinterSelectView extends StatefulWidget {
   PrinterSelectView({Key? key, this.title}) : super(key: key);
   final String? title;
@@ -30,16 +21,14 @@ class PrinterSelectView extends StatefulWidget {
 }
 
 class _PrinterSelectViewState extends State<PrinterSelectView> {
-  PrinterBluetoothManager printerManager = PrinterBluetoothManager();
+  BluePrintService printerManager = locator<BluePrintService>();
-  List<PrinterBluetooth> _devices = [];
+  List<BluetoothDevice> _devices = [];
   Logger _logger = getLogger('PrinterSelectView');
 
   @override
   void initState() {
     super.initState();
-
+    printerManager.scanResult.listen((devices) async {
-    printerManager.scanResults.listen((devices) async {
-      // print('UI: Devices found ${devices.length}');
       setState(() {
         _devices = devices;
       });
@@ -51,15 +40,15 @@ class _PrinterSelectViewState extends State<PrinterSelectView> {
     setState(() {
       _devices = [];
     });
-    printerManager.startScan(Duration(seconds: 4));
+    printerManager.scan();
   }
 
   void _stopScanDevices() {
     printerManager.stopScan();
   }
 
-  void _selectPrinter(PrinterBluetooth printer, BuildContext context, ) async {
+  void _selectPrinter(BluetoothDevice printer, BuildContext context, ) async {
-    printerManager.selectPrinter(printer);
+    printerManager.device = printer;
     _logger.i(printer.name);
     _logger.i(printer.address);
 
@@ -71,27 +60,6 @@ class _PrinterSelectViewState extends State<PrinterSelectView> {
     await Redux.store!.dispatch(selectPrinterFromSetting(device));
     Navigator.of(context).pop(false);
   }
-
-  void _testPrint(PrinterBluetooth printer) async {
-    printerManager.selectPrinter(printer);
-
-    // TODO Don't forget to choose printer's paper
-    const PaperSize paper = PaperSize.mm58;
-
-    // TEST PRINT
-    // final PosPrintResult res =
-    // await printerManager.printTicket(await testTicket(paper), queueSleepTimeMs: 50);
-
-    final PosPrintResult res =
-     await printerManager.printTicket(
-         await testTicketImage(paper),
-         chunkSizeBytes: 1024,
-         queueSleepTimeMs: 50
-     );
-
-
-  }
-
   final key = GlobalKey();
 
   @override
@@ -140,7 +108,7 @@ class _PrinterSelectViewState extends State<PrinterSelectView> {
               );
             }),
         floatingActionButton: StreamBuilder<bool>(
-          stream: printerManager.isScanningStream,
+          stream: printerManager.isScanning,
           initialData: false,
           builder: (c, snapshot) {
             if (snapshot.data != null) {

lib/views/settings/setting_printer_view.dart

@@ -2,8 +2,8 @@ import 'dart:io';
 import 'dart:typed_data';
 
 import 'package:aman_kassa_flutter/core/models/dialog_models.dart';
+import 'package:aman_kassa_flutter/core/services/blue_print_service.dart';
 import 'package:aman_kassa_flutter/widgets/fields/busy_button_icon.dart';
-import 'package:flutter_bluetooth_basic/flutter_bluetooth_basic.dart';
 import 'package:aman_kassa_flutter/core/locator.dart';
 import 'package:aman_kassa_flutter/core/logger.dart';
 import 'package:aman_kassa_flutter/core/route_names.dart';
@@ -12,9 +12,6 @@ import 'package:aman_kassa_flutter/core/services/navigator_service.dart';
 import 'package:aman_kassa_flutter/redux/constants/setting_const.dart';
 import 'package:aman_kassa_flutter/redux/state/setting_state.dart';
 import 'package:aman_kassa_flutter/redux/store.dart';
-import 'package:aman_kassa_flutter/shared/app_colors.dart';
-import 'package:aman_kassa_flutter/widgets/fields/aman_icon_button_horizontal.dart';
-import 'package:esc_pos_bluetooth/esc_pos_bluetooth.dart';
 import 'package:esc_pos_utils/esc_pos_utils.dart';
 import 'package:flutter/material.dart';
 import 'package:permission_handler/permission_handler.dart';
@@ -34,8 +31,7 @@ class SettingPrinterView extends StatefulWidget {
 class _SettingPrinterViewState extends State<SettingPrinterView> {
   NavigatorService _navigatorService = locator<NavigatorService>();
   final DialogService _dialogService = locator<DialogService>();
-  final PrinterBluetoothManager printerManager = PrinterBluetoothManager();
+  final BluePrintService printerManager = locator<BluePrintService>();
-  final BluetoothManager bluetoothManager = BluetoothManager.instance;
   final Logger log = getLogger('SettingPrinterView');
 
   bool _printing = false;
@@ -54,7 +50,8 @@ class _SettingPrinterViewState extends State<SettingPrinterView> {
     });
     try {
       final SettingState state = Redux.store!.state.settingState!;
-      printerManager.selectPrinter(PrinterBluetooth(state.printerBT!));
+      printerManager.device = state.printerBT!;
+      await printerManager.connect();
       bool isIos = Platform.isIOS;
       int chunkSizeBytes = 3096;
       int queueSleepTimeMs = 100;
@@ -67,31 +64,29 @@ class _SettingPrinterViewState extends State<SettingPrinterView> {
       log.i(chunkSizeBytes);
       log.i(queueSleepTimeMs);
 
+
       // TODO Don't forget to choose printer's paper
       PaperSize paper = state.printerPaperSize == SettingPrinterPaperM80 ? PaperSize.mm80 : PaperSize.mm58;
       if (SettingPrinterEncodingImage == state.printerEncoding) {
-        final PosPrintResult res = await printerManager.printTicket(
+        final bool res = await printerManager.printBytes(
-            await testTicketImage(paper),
+            Uint8List.fromList(await testTicketImage(paper)
-            chunkSizeBytes: chunkSizeBytes,
+        ));
-            queueSleepTimeMs: queueSleepTimeMs
+        _dialogService.showDialog(description: 'result is $res');
-        );
-        _dialogService.showDialog(description: res.msg);
       } else {
-        final PosPrintResult res = await printerManager.printTicket(
+        final bool res = await printerManager.printBytes(
-            await printTextCheck(paper, state.printerEncoding!, exampleJson['check_text']),
+            Uint8List.fromList(await printTextCheck(paper, state.printerEncoding!, exampleJson['check_text']))
-            chunkSizeBytes: chunkSizeBytes,
-            queueSleepTimeMs: queueSleepTimeMs
         );
-        _dialogService.showDialog(description: res.msg);
+        _dialogService.showDialog(description: 'result is $res');
       }
+
     } catch (e) {
       print('ERROR');
       print(e);
     }
 
     //7 sec safe disconnect
-    await Future.delayed(Duration(seconds: 7));
+    await Future.delayed(Duration(seconds: 15));
-
+    await printerManager.disconnect();
     setState(() {
       _printing = false;
     });
@@ -194,7 +189,7 @@ class _SettingPrinterViewState extends State<SettingPrinterView> {
     if (Platform.isIOS) {
       _testPrint();
     } else {
-      bluetoothManager.state.listen((val) {
+      printerManager.state.listen((val) {
         print("state = $val");
         if (!mounted) return;
         if (val == 12) {

pubspec.lock

@@ -29,6 +29,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "4.2.0"
+  bluetooth_print:
+    dependency: "direct main"
+    description:
+      path: "../bluetooth_print"
+      relative: true
+    source: path
+    version: "3.0.1"
   boolean_selector:
     dependency: transitive
     description:
@@ -113,13 +120,6 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "2.0.3"
-  esc_pos_bluetooth:
-    dependency: "direct main"
-    description:
-      name: esc_pos_bluetooth
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "0.4.1"
   esc_pos_utils:
     dependency: "direct main"
     description:
@@ -160,13 +160,6 @@ packages:
     description: flutter
     source: sdk
     version: "0.0.0"
-  flutter_bluetooth_basic:
-    dependency: transitive
-    description:
-      name: flutter_bluetooth_basic
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "0.1.7"
   flutter_lock_screen:
     dependency: "direct main"
     description:
@@ -498,7 +491,7 @@ packages:
       name: rxdart
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.26.0"
+    version: "0.27.3"
   shared_preferences:
     dependency: "direct main"
     description:

pubspec.yaml

@@ -34,10 +34,12 @@ dependencies:
     shared_preferences: ^2.0.12
     flutter_lock_screen: ^2.0.1
     local_auth: ^1.1.10
-    esc_pos_bluetooth: ^0.4.1
+    #esc_pos_bluetooth: ^0.4.1
-    esc_pos_utils: ^1.1.0 # no edit for esc_pos_bluetooth: ^0.2.8
+    esc_pos_utils: ^1.1.0
     charset_converter: ^2.0.0
     permission_handler: ^8.3.0
+    bluetooth_print:
+        path: ../bluetooth_print
 dev_dependencies:
     flutter_test:
         sdk: flutter