printer setting release

lib/core/models/dictionary/good_response.dart

@@ -1,3 +1,5 @@
+import 'package:satu/core/utils/utils_parse.dart';
+
 /// id : 6
 /// category_id : 4
 /// name : "KENT SILVER"
@@ -17,7 +19,7 @@ class GoodResponse {
   int? articul;
   int? price;
   int? optPrice;
-  int? basePrice;
+  double? basePrice;
   int? divisible;
   String? updatedAt;
 
@@ -30,7 +32,7 @@ class GoodResponse {
     goodResponseBean.articul = map['articul'] as int;
     goodResponseBean.price = map['price'] as int;
     goodResponseBean.optPrice = map['opt_price'] as int;
-    goodResponseBean.basePrice = map['base_price'] as int;
+    goodResponseBean.basePrice = cast<double>(map['base_price']);
     goodResponseBean.divisible = map['divisible'] as int;
     goodResponseBean.updatedAt = map['updated_at'] as String;
     return goodResponseBean;

lib/core/models/settings/printer_setting.dart

@@ -0,0 +1,73 @@
+
+import 'package:satu/core/utils/utils_parse.dart';
+
+class PrinterConst {
+  PrinterConst();
+  static const String paperSize58mm = '58mm';
+  static const String paperSize80mm = '80mm';
+  static const String encodingCP866 = 'CP866';
+  static const String encodingCP1251 = 'Windows-1251';
+  static const String encodingBigEncoding = 'BigEncoding';
+}
+
+class PrinterSetting {
+
+  PrinterSetting({
+    this.device,
+    this.encoding = PrinterConst.encodingCP866,
+    this.paperSize = PrinterConst.paperSize58mm,
+  });
+
+  PrinterDevice? device;
+  String? encoding ;
+  String? paperSize ;
+
+  dynamic toMap() {
+    return {
+      'device': device != null ? device!.toMap() : null,
+      'encoding': encoding,
+      'paperSize': paperSize,
+    };
+  }
+
+  factory PrinterSetting.fromMap(dynamic map) {
+    return PrinterSetting(
+      device: map['device']!=null ? PrinterDevice.fromMap(map['device']) : null,
+      encoding: cast<String>(map['encoding']),
+      paperSize: cast<String>(map['paperSize']),
+    );
+  }
+
+}
+
+class PrinterDevice {
+  String? name;
+  String? address;
+  int? type = 0;
+  bool? connected = false;
+
+  PrinterDevice({
+    this.name,
+    this.address,
+    this.type,
+    this.connected,
+  });
+
+  dynamic toMap() {
+    return {
+      'name': name,
+      'address': address,
+      'type': type,
+      'connected': connected,
+    };
+  }
+
+  factory PrinterDevice.fromMap(dynamic map) {
+    return PrinterDevice(
+      name: cast<String>(map['name']),
+      address: cast<String>(map['address']),
+      type: cast<int>(map['type']),
+      connected: cast<bool>(map['connected']),
+    );
+  }
+}

lib/core/redux/actions/setting_actions.dart

@@ -0,0 +1,67 @@
+import 'dart:convert';
+
+import 'package:intl/intl.dart';
+import 'package:logger/logger.dart';
+import 'package:meta/meta.dart';
+import 'package:redux/redux.dart';
+import 'package:redux_thunk/redux_thunk.dart';
+import 'package:satu/core/entity/category_entity.dart';
+import 'package:satu/core/entity/goods_entity.dart';
+import 'package:satu/core/entity/transaction_entity.dart';
+import 'package:satu/core/entity/transaction_rec_entity.dart';
+import 'package:satu/core/models/entity_data/transaction_data.dart';
+import 'package:satu/core/models/flow/dao/product_dao.dart';
+import 'package:satu/core/models/flow/dao/transaction_dao.dart';
+import 'package:satu/core/models/flow/transaction_state.dart';
+import 'package:satu/core/models/settings/printer_setting.dart';
+import 'package:satu/core/redux/state/journal_state.dart';
+import 'package:satu/core/redux/state/sell_state.dart';
+import 'package:satu/core/redux/state/setting_state.dart';
+import 'package:satu/core/services/db_service.dart';
+import 'package:satu/core/utils/locator.dart';
+import 'package:satu/core/utils/logger.dart';
+import 'package:uuid/uuid.dart';
+
+import '../store.dart';
+
+@immutable
+class SetSettingStateAction {
+  const SetSettingStateAction(this.settingState);
+
+  final SettingState settingState;
+}
+
+final Logger log = getLogger('SetSettingStateAction');
+
+
+ThunkAction<AppState> selectBluetoothDevice(PrinterDevice device) {
+  return (Store<AppState> store) async {
+    final PrinterSetting? setting = store.state.settingState?.printer;
+    if(setting != null) {
+      setting.device = device;
+      store.dispatch(SetSettingStateAction(SettingState(printer: setting)));
+      log.i('device with name ${device.name} added');
+    }
+  };
+}
+
+ThunkAction<AppState> setPaperSize(String size) {
+  return (Store<AppState> store) async {
+    final PrinterSetting? setting = store.state.settingState?.printer;
+    if(setting != null) {
+      setting.paperSize = size;
+      store.dispatch(SetSettingStateAction(SettingState(printer: setting)));
+    }
+  };
+}
+
+ThunkAction<AppState> setEncodingPrint(String encoding) {
+  return (Store<AppState> store) async {
+    final PrinterSetting? setting = store.state.settingState?.printer;
+    if(setting != null) {
+      setting.encoding = encoding;
+      store.dispatch(SetSettingStateAction(SettingState(printer: setting)));
+    }
+  };
+}
+

lib/core/redux/reducers/setting_reducer.dart

@@ -0,0 +1,14 @@
+import 'package:satu/core/redux/actions/journal_actions.dart';
+import 'package:satu/core/redux/actions/sell_actions.dart';
+import 'package:satu/core/redux/actions/setting_actions.dart';
+import 'package:satu/core/redux/actions/user_actions.dart';
+import 'package:satu/core/redux/state/journal_state.dart';
+import 'package:satu/core/redux/state/sell_state.dart';
+import 'package:satu/core/redux/state/setting_state.dart';
+import 'package:satu/core/redux/state/user_state.dart';
+
+SettingState settingReducer(
+    SettingState prevState, SetSettingStateAction action) {
+  final SettingState payload = action.settingState;
+  return prevState.copyWith(printer: payload.printer);
+}

lib/core/redux/state/setting_state.dart

@@ -0,0 +1,32 @@
+import 'package:meta/meta.dart';
+import 'package:satu/core/models/flow/dao/transaction_dao.dart';
+import 'package:satu/core/models/settings/printer_setting.dart';
+
+@immutable
+class SettingState {
+  const SettingState({this.printer});
+
+  factory SettingState.initial(SettingState? settingState) =>
+      SettingState(printer: settingState?.printer ?? PrinterSetting());
+
+  final PrinterSetting? printer;
+
+  SettingState copyWith({PrinterSetting? printer}) {
+    return SettingState(printer: printer ?? this.printer);
+  }
+
+  dynamic toMap() {
+    return {
+      'printer': printer !=null ? printer!.toMap() : null,
+    };
+  }
+
+  factory SettingState.fromMap(dynamic map) {
+    if (map == null) return SettingState.initial(null);
+    return SettingState(
+      printer: map['printer'] != null
+          ? PrinterSetting.fromMap(map['printer'])
+          : null,
+    );
+  }
+}

lib/core/redux/store.dart

@@ -6,13 +6,16 @@ import 'package:redux_persist/redux_persist.dart';
 import 'package:satu/core/redux/actions/journal_actions.dart';
 import 'package:satu/core/redux/actions/nav_actions.dart';
 import 'package:satu/core/redux/actions/sell_actions.dart';
+import 'package:satu/core/redux/actions/setting_actions.dart';
 import 'package:satu/core/redux/reducers/journal_reducer.dart';
 import 'package:satu/core/redux/reducers/nav_reducer.dart';
 import 'package:satu/core/redux/reducers/sell_reducer.dart';
+import 'package:satu/core/redux/reducers/setting_reducer.dart';
 import 'package:satu/core/redux/reducers/user_reducer.dart';
 import 'package:satu/core/redux/state/journal_state.dart';
 import 'package:satu/core/redux/state/nav_state.dart';
 import 'package:satu/core/redux/state/sell_state.dart';
+import 'package:satu/core/redux/state/setting_state.dart';
 import 'package:satu/core/redux/state/user_state.dart';
 
 import 'actions/user_actions.dart';
@@ -20,21 +23,20 @@ import 'actions/user_actions.dart';
 //reducer context
 AppState appReducer(AppState state, dynamic action) {
   if (action is SetUserStateAction) {
-    /** UserAction **/
     final UserState nextState = userReducer(state.userState!, action);
     return state.copyWith(userState: nextState);
   } else if (action is SetNavStateAction) {
-    /** NavAction **/
     final NavState nextState = navReducer(state.navState!, action);
     return state.copyWith(navState: nextState);
   } else if (action is SetSellStateAction) {
-    /** NavAction **/
     final SellState nextState = sellReducer(state.sellState!, action);
     return state.copyWith(sellState: nextState);
   } else if (action is SetJournalStateAction) {
-    /** NavAction **/
     final JournalState nextState = journalReducer(state.journalState!, action);
     return state.copyWith(journalState: nextState);
+  } else if (action is SetSettingStateAction) {
+    final SettingState nextState = settingReducer(state.settingState!, action);
+    return state.copyWith(settingState: nextState);
   }
   return state;
 }
@@ -47,12 +49,14 @@ class AppState {
     this.navState,
     this.sellState,
     this.journalState,
+    this.settingState,
   });
 
   final UserState? userState;
   final NavState? navState;
   final SellState? sellState;
   final JournalState? journalState;
+  final SettingState? settingState;
 
   //stable work
   AppState copyWith({
@@ -60,12 +64,14 @@ class AppState {
     NavState? navState,
     SellState? sellState,
     JournalState? journalState,
+    SettingState? settingState,
   }) {
     return AppState(
       userState: userState ?? this.userState,
       navState: navState ?? this.navState,
       sellState: sellState ?? this.sellState,
       journalState: journalState ?? this.journalState,
+      settingState: settingState ?? this.settingState,
     );
   }
 
@@ -73,6 +79,7 @@ class AppState {
     return json != null
         ? AppState(
             userState: UserState.fromJson(json['userState']),
+            settingState: SettingState.fromMap(json['settingState']),
           )
         : null;
   }
@@ -80,6 +87,7 @@ class AppState {
   dynamic toJson() {
     return {
       'userState': userState!.toJson(),
+      'settingState': settingState!.toMap(),
     };
   }
 }
@@ -112,14 +120,18 @@ class Redux {
     final navStateInitial = NavState.initial();
     final sellStateInitial = SellState.initial();
     final journalStateInitial = JournalState.initial();
+    final settingStateInitial = SettingState.initial(initialState?.settingState);
 
-    _store = Store<AppState>(appReducer,
+    _store = Store<AppState>(
-        middleware: [thunkMiddleware, persist.createMiddleware()],
+      appReducer,
-        initialState: AppState(
+      middleware: [thunkMiddleware, persist.createMiddleware()],
-          userState: userStateInitial,
+      initialState: AppState(
-          navState: navStateInitial,
+        userState: userStateInitial,
-          sellState: sellStateInitial,
+        navState: navStateInitial,
-          journalState: journalStateInitial,
+        sellState: sellStateInitial,
-        ));
+        journalState: journalStateInitial,
+        settingState: settingStateInitial,
+      ),
+    );
   }
 }

lib/core/utils/pos_printer.dart

@@ -1,25 +1,37 @@
 import 'dart:typed_data';
 
 import 'package:charset_converter/charset_converter.dart';
+import 'package:esc_pos_bluetooth/esc_pos_bluetooth.dart';
 import 'package:esc_pos_utils/esc_pos_utils.dart';
 import 'package:flutter/services.dart';
-import 'dart:io';
+import 'package:flutter_bluetooth_basic/flutter_bluetooth_basic.dart';
 import 'package:image/image.dart';
+import 'package:satu/core/models/settings/printer_setting.dart';
 
-
+Future<List<int>> getReceipt(String encoding, String paperSize) async {
-
-Future<List<int>> getReceipt() async {
   final profile = await CapabilityProfile.load();
-  final generator = Generator(PaperSize.mm80, profile);
+  final generator = Generator(
-  List<int> bytes = [];
+    paperSize == PrinterConst.paperSize58mm ? PaperSize.mm58 : PaperSize.mm80,
-  generator.setGlobalCodeTable('CP866');
+    profile,
-  Uint8List firstCol = await CharsetConverter.encode('cp866', 'Русский');
+  );
 
-  bytes += generator.textEncoded(firstCol, styles: const PosStyles(align: PosAlign.left));
+  String codeTable = 'CP866';
+  if(encoding == PrinterConst.encodingCP866) {
+    codeTable = 'CP866';
+  } else if(encoding == PrinterConst.encodingCP1251) {
+    codeTable = 'CP1251';
+  }
+
+
+  List<int> bytes = [];
+  generator.setGlobalCodeTable(codeTable);
+  final Uint8List firstCol =
+      await CharsetConverter.encode(encoding.toLowerCase(), 'Тестовый чек');
+  bytes += generator.textEncoded(firstCol);
 
   bytes +=
-      generator.text('Align center', styles: const PosStyles(align: PosAlign.center));
+      generator.text('CENTER', styles: const PosStyles(align: PosAlign.center));
-  bytes += generator.text('Align right',
+  bytes += generator.text('Right',
       styles: const PosStyles(align: PosAlign.right), linesAfter: 1);
 
   bytes += generator.row([
@@ -40,27 +52,32 @@ Future<List<int>> getReceipt() async {
     ),
   ]);
 
-  // bytes += generator.text('Text size 200%',
+  bytes += generator.text(
-  //     styles: const PosStyles(
+    'Text size 200%',
-  //       height: PosTextSize.size2,
+    styles: const PosStyles(
-  //       width: PosTextSize.size2,
+      height: PosTextSize.size2,
-  //     ));
+      width: PosTextSize.size2,
-  //
+    ),
-  // // Print barcode
+  );
-  // final List<int> barData = [1, 2, 3, 4, 5, 6, 7, 8, 9, 0, 4];
+
-  // bytes += generator.barcode(Barcode.upcA(barData));
+  // Print barcode
+  final List<int> barData = [1, 2, 3, 4, 5, 6, 7, 8, 9, 0, 4];
+  bytes += generator.barcode(Barcode.upcA(barData));
 
   bytes += generator.feed(2);
   bytes += generator.cut();
   return bytes;
 }
 
-Future<List<int>> getReceiptImg() async {
+Future<List<int>> getReceiptImg(String paperSize) async {
   final profile = await CapabilityProfile.load();
-  final generator = Generator(PaperSize.mm80, profile);
+  final generator = Generator(
+    paperSize == PrinterConst.paperSize58mm ? PaperSize.mm58 : PaperSize.mm80,
+    profile,
+  );
   List<int> bytes = [];
-  generator.setGlobalCodeTable('CP866');
+  final ByteData data =
-  final ByteData data = await rootBundle.load('assets/images/aman_kassa_check.png') as ByteData;
+      await rootBundle.load('assets/images/aman_kassa_check.png');
   final Uint8List imgBytes = data.buffer.asUint8List();
   final Image? image = decodeImage(imgBytes);
 // Using `ESC *`
@@ -68,4 +85,19 @@ Future<List<int>> getReceiptImg() async {
   bytes += generator.feed(2);
   bytes += generator.cut();
   return bytes;
-}
+}
+
+BluetoothDevice printerDeviceToBluetoothDevice(PrinterDevice device) {
+  return BluetoothDevice()
+    ..name = device.name
+    ..address = device.address
+    ..connected = device.connected
+    ..type = device.type;
+}
+
+PrinterDevice bluetoothDeviceToPrinterDevice(PrinterBluetooth device) {
+  return PrinterDevice()
+    ..name = device.name
+    ..address = device.address
+    ..type = device.type;
+}

lib/main.dart

@@ -37,22 +37,27 @@ class MainApplication extends StatelessWidget {
     return StoreProvider<AppState>(
       store: Redux.store!,
       child: ScreenUtilInit(
-        designSize: Size(375, 812),
+        designSize: const Size(
+          375,
+          812,
+        ),
         builder: () => MaterialApp(
           theme: ThemeData(
-              backgroundColor: backgroundColor,
+            backgroundColor: backgroundColor,
-              primaryColor: whiteColor,
+            primaryColor: whiteColor,
-              accentColor: primaryColor,
+            scaffoldBackgroundColor: backgroundColor,
-              scaffoldBackgroundColor: backgroundColor
+            colorScheme:
-              // textTheme: GoogleFonts.robotoTextTheme(
+                ColorScheme.fromSwatch().copyWith(secondary: primaryColor),
-              //   Theme.of(context).textTheme,
+            // textTheme: GoogleFonts.robotoTextTheme(
-              // )
+            //   Theme.of(context).textTheme,
-              ),
+            // )
+          ),
           debugShowCheckedModeBanner: false,
           builder: (context, child) => Navigator(
             key: locator<DialogService>().dialogNavigationKey,
             onGenerateRoute: (settings) => MaterialPageRoute(
-                builder: (context) => DialogManager(child: child!)),
+              builder: (context) => DialogManager(child: child!),
+            ),
           ),
           navigatorKey: locator<NavigatorService>().navigatorKey,
           home: StartUpView(),

lib/routes/route_names.dart

@@ -1,23 +1,29 @@
+// login
 const String loginViewRoute = 'LoginView';
+// main
 const String mainViewRoute = 'MainView';
+
+// work - tabs page
 const String workViewRoute = 'WorkView';
 const String addProductViewRoute = 'AddProductView';
 const String addByBarcodeViewRoute = 'AddByBarcodeView';
-
-const String contragentSelectViewRoute = 'ContragentSelectViewRoute';
-
 const String paymentViewRoute = 'paymentViewRoute';
 const String receiptViewRoute = 'receiptViewRoute';
 
-const String settingPrinterBluetoothViewRoute = 'SettingPrinterBluetoothView';
-
-
-// Generate the views here
 
 
+// dictionaries - category
 const String categoryEditRoute = 'categoryEditRoute';
 const String categorySelectViewRoute = 'categorySelectViewRoute';
-
+// dictionaries - good
 const String goodsEditRoute = 'goodsEditRoute';
 const String goodsDictionaryViewRoute = 'goodsDictionaryViewRoute';
+//dictionaries - contragent
+const String contragentSelectViewRoute = 'ContragentSelectViewRoute';
 
+
+// setting - ble printer
+const String settingPrinterBluetoothViewRoute = 'SettingPrinterBluetoothView';
+const String settingPrinterBluetoothSelectViewRoute = 'settingPrinterBluetoothSelectViewRoute';
+const String settingPrinterPaperSizeViewRoute = 'settingPrinterPaperSizeViewRoute';
+const String settingPrinterEncodingViewRoute = 'settingPrinterEncodingViewRoute';

lib/routes/router.dart

@@ -1,4 +1,3 @@
-
 import 'package:flutter/material.dart';
 import 'package:satu/core/models/dictionary/category_row_data.dart';
 import 'package:satu/core/models/dictionary/good_row_data.dart';
@@ -8,6 +7,9 @@ import 'package:satu/views/dictionaries/category/category_select_view.dart';
 import 'package:satu/views/dictionaries/goods/goods_edit.dart';
 import 'package:satu/views/login/login_view.dart';
 import 'package:satu/views/main/main_view.dart';
+import 'package:satu/views/settings/printer_bluetooth/printer_encoding_select.dart';
+import 'package:satu/views/settings/printer_bluetooth/printer_paper_size_select.dart';
+import 'package:satu/views/settings/printer_bluetooth/printer_select.dart';
 import 'package:satu/views/settings/printer_bluetooth/printer_view.dart';
 import 'package:satu/views/work/views/add_by_barcode/add_by_barcode_view.dart';
 import 'package:satu/views/work/views/add_product/add_product_view.dart';
@@ -23,60 +25,79 @@ Route<dynamic> generateRoute(RouteSettings settings) {
     case loginViewRoute:
       //LoginModel model = settings.arguments as LoginModel;
       return _getPageRoute(
-        routeName: settings.name!,
+        routeName: settings.name,
         viewToShow: LoginView(),
       );
     case workViewRoute:
       return _getPageRoute(
-        routeName: settings.name!,
+        routeName: settings.name,
-        viewToShow: WorkView(),
+        viewToShow: const WorkView(),
       );
     case mainViewRoute:
       return _getPageRoute(
-        routeName: settings.name!,
+        routeName: settings.name,
         viewToShow: MainView(),
       );
     case addProductViewRoute:
       return _getPageRoute(
-        routeName: settings.name!,
+        routeName: settings.name,
         viewToShow: AddProductView(),
       );
     case addByBarcodeViewRoute:
       return _getPageRoute(
-        routeName: settings.name!,
+        routeName: settings.name,
-        viewToShow: AddByBarcodeView(),
+        viewToShow: const AddByBarcodeView(),
       );
     case settingPrinterBluetoothViewRoute:
       return _getPageRoute(
-        routeName: settings.name!,
+        routeName: settings.name,
         viewToShow: const PrinterView(),
       );
+    case settingPrinterBluetoothSelectViewRoute:
+      return _getPageRoute(
+        routeName: settings.name,
+        viewToShow: const PrinterSelect(),
+      );
+    case settingPrinterPaperSizeViewRoute:
+      return _getPageRoute(
+        routeName: settings.name,
+        viewToShow: const PrinterPaperSizeView(),
+      );
+    case settingPrinterEncodingViewRoute:
+      return _getPageRoute(
+        routeName: settings.name,
+        viewToShow: const PrinterEncodingView(),
+      );
     case contragentSelectViewRoute:
       return _getPageRoute(
-        routeName: settings.name!,
+        routeName: settings.name,
         viewToShow: SelectContragentView(),
       );
     case paymentViewRoute:
       return _getPageRoute(
-        routeName: settings.name!,
+        routeName: settings.name,
         viewToShow: const PaymentView(),
       );
     case categoryEditRoute:
       final CategoryRowDao category = settings.arguments! as CategoryRowDao;
       return _getPageRoute(
-        routeName: settings.name!,
+        routeName: settings.name,
-        viewToShow: CategoryEdit(category: category,),
+        viewToShow: CategoryEdit(
+          category: category,
+        ),
       );
     case categorySelectViewRoute:
       return _getPageRoute(
-        routeName: settings.name!,
+        routeName: settings.name,
         viewToShow: CategorySelectView(),
       );
     case goodsEditRoute:
       final GoodRowDao good = settings.arguments! as GoodRowDao;
       return _getPageRoute(
-        routeName: settings.name!,
+        routeName: settings.name,
-        viewToShow: GoodEdit(good: good,),
+        viewToShow: GoodEdit(
+          good: good,
+        ),
       );
 
     case receiptViewRoute:
@@ -84,7 +105,9 @@ Route<dynamic> generateRoute(RouteSettings settings) {
       //return SlideRightRoute(widget: ImageShowContainer(data));
       return _getPageRoute(
         routeName: settings.name,
-        viewToShow: ReceiptView(transactionData: data,),
+        viewToShow: ReceiptView(
+          transactionData: data,
+        ),
       );
     default:
       return MaterialPageRoute(
@@ -104,7 +127,6 @@ PageRoute _getPageRoute({String? routeName, Widget? viewToShow}) {
 }
 
 class SlideRightRoute extends PageRouteBuilder {
-  final Widget? widget;
   SlideRightRoute({this.widget})
       : super(
           pageBuilder: (BuildContext context, Animation<double> animation,
@@ -115,8 +137,8 @@ class SlideRightRoute extends PageRouteBuilder {
               Animation<double> animation,
               Animation<double> secondaryAnimation,
               Widget child) {
-            return new SlideTransition(
+            return SlideTransition(
-              position: new Tween<Offset>(
+              position: Tween<Offset>(
                 begin: const Offset(1.0, 0.0),
                 end: Offset.zero,
               ).animate(animation),
@@ -124,4 +146,5 @@ class SlideRightRoute extends PageRouteBuilder {
             );
           },
         );
+  final Widget? widget;
 }

lib/views/settings/printer_bluetooth/printer_encoding_select.dart

@@ -0,0 +1,58 @@
+import 'package:flutter/material.dart';
+import 'package:flutter_redux/flutter_redux.dart';
+import 'package:satu/core/models/settings/printer_setting.dart';
+import 'package:satu/core/redux/actions/setting_actions.dart';
+import 'package:satu/core/redux/store.dart';
+import 'package:satu/widgets/bar/products_app_bar.dart';
+import 'package:satu/widgets/bar/products_title_bar.dart';
+import 'package:satu/widgets/fields/line_checkbox.dart';
+
+class PrinterEncodingView extends StatelessWidget {
+  const PrinterEncodingView({Key? key}) : super(key: key);
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      appBar: const ProductsAppBar(
+        title: 'Кодировка печати',
+      ),
+      body: StoreConnector<AppState,PrinterSetting>(
+        converter: (store) => store.state.settingState!.printer!,
+        builder: (context, printer) {
+          return Column(children: [
+            const ProductsTitleBarBar(title: 'Выберите кодировку принтера'),
+            LineCheckBox(
+              PrinterConst.encodingCP866,
+              value: printer.encoding == PrinterConst.encodingCP866,
+              onTap: () => {
+                Redux.store!.dispatch(
+                  setEncodingPrint(PrinterConst.encodingCP866),
+                )
+              },
+            ),
+            const Divider(height: 1,),
+            LineCheckBox(
+              PrinterConst.encodingCP1251,
+              value: printer.encoding == PrinterConst.encodingCP1251,
+              onTap: () => {
+                Redux.store!.dispatch(
+                  setEncodingPrint(PrinterConst.encodingCP1251),
+                )
+              },
+            ),
+            const Divider(height: 1,),
+            LineCheckBox(
+              PrinterConst.encodingBigEncoding,
+              value: printer.encoding == PrinterConst.encodingBigEncoding,
+              onTap: () => {
+                Redux.store!.dispatch(
+                  setEncodingPrint(PrinterConst.encodingBigEncoding),
+                )
+              },
+            ),
+          ]);
+        }
+      ),
+    );
+  }
+}

lib/views/settings/printer_bluetooth/printer_paper_size_select.dart

@@ -0,0 +1,48 @@
+import 'package:flutter/material.dart';
+import 'package:flutter_redux/flutter_redux.dart';
+import 'package:satu/core/models/settings/printer_setting.dart';
+import 'package:satu/core/redux/actions/setting_actions.dart';
+import 'package:satu/core/redux/store.dart';
+import 'package:satu/widgets/bar/products_app_bar.dart';
+import 'package:satu/widgets/bar/products_title_bar.dart';
+import 'package:satu/widgets/fields/line_checkbox.dart';
+
+class PrinterPaperSizeView extends StatelessWidget {
+  const PrinterPaperSizeView({Key? key}) : super(key: key);
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      appBar: const ProductsAppBar(
+        title: 'Размер чека',
+      ),
+      body: StoreConnector<AppState,PrinterSetting>(
+        converter: (store) => store.state.settingState!.printer!,
+        builder: (context, printer) {
+          return Column(children: [
+            const ProductsTitleBarBar(title: 'Выберите размер чека'),
+            LineCheckBox(
+              PrinterConst.paperSize58mm,
+              value: printer.paperSize == PrinterConst.paperSize58mm,
+              onTap: () => {
+                Redux.store!.dispatch(
+                  setPaperSize(PrinterConst.paperSize58mm),
+                )
+              },
+            ),
+            const Divider(height: 1,),
+            LineCheckBox(
+              PrinterConst.paperSize80mm,
+              value: printer.paperSize == PrinterConst.paperSize80mm,
+              onTap: () => {
+                Redux.store!.dispatch(
+                  setPaperSize(PrinterConst.paperSize80mm),
+                )
+              },
+            ),
+          ]);
+        }
+      ),
+    );
+  }
+}

lib/views/settings/printer_bluetooth/printer_select.dart

@@ -2,15 +2,21 @@ import 'dart:async';
 import 'dart:convert';
 import 'dart:typed_data';
 
-import 'package:bluetooth_print/bluetooth_print.dart';
+// import 'package:bluetooth_print/bluetooth_print.dart';
-import 'package:bluetooth_print/bluetooth_print_model.dart';
+// import 'package:bluetooth_print/bluetooth_print_model.dart';
-import 'package:charset_converter/charset_converter.dart';
+import 'package:esc_pos_bluetooth/esc_pos_bluetooth.dart';
 import 'package:flutter/material.dart';
-import 'package:flutter/services.dart';
+import 'package:flutter_redux/flutter_redux.dart';
 
 import 'package:logger/logger.dart';
+import 'package:satu/core/models/settings/printer_setting.dart';
+import 'package:satu/core/redux/actions/setting_actions.dart';
+import 'package:satu/core/redux/store.dart';
 import 'package:satu/core/utils/logger.dart';
 import 'package:satu/core/utils/pos_printer.dart';
+import 'package:satu/widgets/bar/products_app_bar.dart';
+import 'package:satu/widgets/bar/products_title_bar.dart';
+import 'package:satu/widgets/fields/line_checkbox.dart';
 
 class PrinterSelect extends StatefulWidget {
   const PrinterSelect({Key? key}) : super(key: key);
@@ -21,186 +27,125 @@ class PrinterSelect extends StatefulWidget {
 
 class _PrinterSelectState extends State<PrinterSelect> {
   final Logger log = getLogger('_PrinterViewState');
-  BluetoothPrint? bluetoothPrint;
 
-  bool _connected = false;
+  //BluetoothPrint? bluetoothPrint;
-  BluetoothDevice? _device;
+  //
-  String tips = 'no device connect';
+  // bool _connected = false;
+  // BluetoothDevice? _device;
+  PrinterBluetoothManager printerManager = PrinterBluetoothManager();
+  List<PrinterBluetooth> _devices = [];
 
   @override
   void initState() {
-    bluetoothPrint = BluetoothPrint.instance;
+    //bluetoothPrint = BluetoothPrint.instance;
-    if (WidgetsBinding.instance != null) {
+    // if (WidgetsBinding.instance != null) {
-      WidgetsBinding.instance!.addPostFrameCallback((_) => initBluetooth());
+    //   WidgetsBinding.instance!.addPostFrameCallback((_) => initBluetooth());
-    }
+    // }
 
     super.initState();
+
+    printerManager.scanResults.listen((devices) async {
+      // print('UI: Devices found ${devices.length}');
+      setState(() {
+        _devices = devices;
+      });
+    });
+    _startScanDevices();
+  }
+
+  void _startScanDevices() {
+    setState(() {
+      _devices = [];
+    });
+    printerManager.startScan(Duration(seconds: 4));
+  }
+
+  void _stopScanDevices() {
+    printerManager.stopScan();
   }
 
   // Platform messages are asynchronous, so we initialize in an async method.
-  Future<void> initBluetooth() async {
+  // Future<void> initBluetooth() async {
-    bluetoothPrint!.startScan(timeout: Duration(seconds: 4));
+  //   bluetoothPrint!.startScan(timeout: const Duration(seconds: 4));
-
+  //
-    final bool isConnected = await bluetoothPrint!.isConnected ?? false;
+  //   //final bool isConnected = await bluetoothPrint!.isConnected ?? false;
-
+  //
-    bluetoothPrint!.state.listen((state) {
+  //   // bluetoothPrint!.state.listen((state) {
-      print('cur device status: $state');
+  //   //   print('cur device status: $state');
-
+  //   //
-      switch (state) {
+  //   //   switch (state) {
-        case BluetoothPrint.CONNECTED:
+  //   //     case BluetoothPrint.CONNECTED:
-          setState(() {
+  //   //       setState(() {
-            _connected = true;
+  //   //         _connected = true;
-            tips = 'connect success';
+  //   //         tips = 'connect success';
-          });
+  //   //       });
-          break;
+  //   //       break;
-        case BluetoothPrint.DISCONNECTED:
+  //   //     case BluetoothPrint.DISCONNECTED:
-          setState(() {
+  //   //       setState(() {
-            _connected = false;
+  //   //         _connected = false;
-            tips = 'disconnect success';
+  //   //         tips = 'disconnect success';
-          });
+  //   //       });
-          break;
+  //   //       break;
-        default:
+  //   //     default:
-          break;
+  //   //       break;
-      }
+  //   //   }
-    });
+  //   // });
-
+  //
-    if (!mounted) return;
+  //   if (!mounted) return;
-
+  //
-    if (isConnected) {
+  //   // if (isConnected) {
-      setState(() {
+  //   //   setState(() {
-        _connected = true;
+  //   //     _connected = true;
-      });
+  //   //   });
-    }
+  //   // }
-  }
+  // }
 
   @override
   Widget build(BuildContext context) {
-    return MaterialApp(
+    return Scaffold(
-      home: Scaffold(
+      appBar: const ProductsAppBar(
-        appBar: AppBar(
+        title: 'Поиск устройства печати',
-          title: const Text('BluetoothPrint example app'),
+      ),
-        ),
+      body: SingleChildScrollView(
-        body: RefreshIndicator(
+        child: StoreConnector<AppState, PrinterSetting>(
-          onRefresh: () =>
+            converter: (store) => store.state.settingState!.printer!,
-              bluetoothPrint!.startScan(timeout: Duration(seconds: 4)),
+            builder: (context, printer) {
-          child: SingleChildScrollView(
+              return Column(
-            child: Column(
+                children: <Widget>[
-              children: <Widget>[
+                  const ProductsTitleBarBar(
-                Row(
+                      title: 'Выберите устройство печати'),
-                  mainAxisAlignment: MainAxisAlignment.center,
+                  StreamBuilder<List<PrinterBluetooth>>(
-                  children: <Widget>[
+                    stream: printerManager.scanResults,
-                    Padding(
+                    initialData: const [],
-                      padding:
+                    builder: (c, snapshot) => Column(
-                          EdgeInsets.symmetric(vertical: 10, horizontal: 10),
+                      children: (snapshot.data ?? [])
-                      child: Text(tips),
+                          .map(
-                    ),
+                            (d) => Column(
-                  ],
+                              children: [
-                ),
+                                LineCheckBox(
-                const Divider(),
+                                  d.name ?? '',
-                StreamBuilder<List<BluetoothDevice>>(
+                                  value: printer.device != null &&
-                  stream: bluetoothPrint!.scanResults,
+                                      printer.device!.address == d.address,
-                  initialData: const [],
+                                  onTap: () => {
-                  builder: (c, snapshot) => Column(
+                                    Redux.store!.dispatch(
-                    children: (snapshot.data ?? [])
+                                      selectBluetoothDevice(
-                        .map((d) => ListTile(
+                                        bluetoothDeviceToPrinterDevice(d),
-                              title: Text(d.name ?? ''),
+                                      ),
-                              subtitle: Text(d.address ?? ''),
-                              onTap: () async {
-                                setState(() {
-                                  _device = d;
-                                });
-                              },
-                              trailing: _device != null &&
-                                      _device!.address == d.address
-                                  ? const Icon(
-                                      Icons.check,
-                                      color: Colors.green,
                                     )
-                                  : null,
-                            ))
-                        .toList(),
-                  ),
-                ),
-                const Divider(),
-                Container(
-                  padding: EdgeInsets.fromLTRB(20, 5, 20, 10),
-                  child: Column(
-                    children: <Widget>[
-                      Row(
-                        mainAxisAlignment: MainAxisAlignment.center,
-                        children: <Widget>[
-                          OutlinedButton(
-                            onPressed: _connected
-                                ? null
-                                : () async {
-                                    if (_device != null &&
-                                        _device!.address != null) {
-                                      await bluetoothPrint!.connect(_device!);
-                                    } else {
-                                      setState(() {
-                                        tips = 'please select device';
-                                      });
-                                      print('please select device');
-                                    }
                                   },
-                            child: const Text('connect'),
+                                ),
-                          ),
+                                const Divider(
-                          SizedBox(width: 10.0),
+                                  height: 1,
-                          OutlinedButton(
+                                ),
-                            onPressed: _connected
+                              ],
-                                ? () async {
+                            ),
-                                    await bluetoothPrint!.disconnect();
+                          )
-                                  }
+                          .toList(),
-                                : null,
+                    ),
-                            child: const Text('disconnect'),
-                          ),
-                        ],
-                      ),
-                      OutlinedButton(
-                        onPressed: _connected
-                            ? () async {
-                                Map<String, dynamic> config = Map();
-                                await bluetoothPrint!
-                                    .rawBytes(config, await getReceipt());
-                              }
-                            : null,
-                        child: const Text('print receipt(esc) - text'),
-                      ),
-                      OutlinedButton(
-                        onPressed: _connected
-                            ? () async {
-                                Map<String, dynamic> config = Map();
-                                await bluetoothPrint!
-                                    .rawBytes(config, await getReceiptImg());
-                              }
-                            : null,
-                        child: const Text('print label(esc) img'),
-                      ),
-                    ],
                   ),
-                )
+                ],
-              ],
-            ),
-          ),
-        ),
-        floatingActionButton: StreamBuilder<bool>(
-          stream: bluetoothPrint!.isScanning,
-          initialData: false,
-          builder: (c, snapshot) {
-            if (snapshot.data != null) {
-              return FloatingActionButton(
-                onPressed: () => bluetoothPrint!.stopScan(),
-                backgroundColor: Colors.red,
-                child: const Icon(Icons.stop),
               );
-            } else {
+            }),
-              return FloatingActionButton(
-                  child: const Icon(Icons.search),
-                  onPressed: () => bluetoothPrint!
-                      .startScan(timeout: const Duration(seconds: 4)));
-            }
-          },
-        ),
       ),
     );
   }

lib/views/settings/printer_bluetooth/printer_view.dart

@@ -1,8 +1,18 @@
+import 'dart:io';
+
+import 'package:esc_pos_bluetooth/esc_pos_bluetooth.dart';
 import 'package:flutter/material.dart';
+import 'package:flutter_redux/flutter_redux.dart';
+import 'package:satu/core/models/settings/printer_setting.dart';
+import 'package:satu/core/redux/store.dart';
+import 'package:satu/core/services/dialog_service.dart';
+import 'package:satu/core/services/navigator_service.dart';
+import 'package:satu/core/utils/locator.dart';
+import 'package:satu/core/utils/pos_printer.dart';
+import 'package:satu/routes/route_names.dart';
 import 'package:satu/shared/app_colors.dart';
 import 'package:satu/shared/ui_helpers.dart';
 import 'package:satu/widgets/bar/products_app_bar.dart';
-import 'package:satu/widgets/bar/products_title_bar.dart';
 import 'package:satu/widgets/fields/line_tile.dart';
 
 class PrinterView extends StatefulWidget {
@@ -13,49 +23,127 @@ class PrinterView extends StatefulWidget {
 }
 
 class _PrinterViewState extends State<PrinterView> {
+  final NavigatorService _navigatorService = locator<NavigatorService>();
+  final DialogService _dialogService = locator<DialogService>();
+  PrinterBluetoothManager printerManager = PrinterBluetoothManager();
+
+  bool printerLocked = false;
+
   @override
   void initState() {
     super.initState();
   }
 
+  void printTest() async {
+    setState(() {
+      printerLocked = true;
+    });
+    try {
+      PrinterSetting printerSetting = Redux.store!.state.settingState!.printer!;
+      printerManager.selectPrinter(
+        PrinterBluetooth(
+          printerDeviceToBluetoothDevice(printerSetting.device!),
+        ),
+      );
+
+      bool isIos = Platform.isIOS;
+      int chunkSizeBytes = 3096;
+      int queueSleepTimeMs = 100;
+
+      if (isIos) {
+        chunkSizeBytes = 75;
+        queueSleepTimeMs = 10;
+      }
+
+      if(PrinterConst.encodingBigEncoding == printerSetting.encoding ) {
+        PosPrintResult printResult = await printerManager.writeBytes(
+          await getReceiptImg(
+            printerSetting.paperSize!,
+          ),
+          chunkSizeBytes: chunkSizeBytes,
+          queueSleepTimeMs: queueSleepTimeMs,
+        );
+        if(printResult.value  != 1) {
+          _dialogService.showDialog(description: printResult.msg);
+        }
+      } else {
+        PosPrintResult printResult = await printerManager.writeBytes(
+          await getReceipt(
+            printerSetting.encoding!,
+            printerSetting.paperSize!,
+          ),
+          chunkSizeBytes: chunkSizeBytes,
+          queueSleepTimeMs: queueSleepTimeMs,
+        );
+        if(printResult.value  != 1) {
+          _dialogService.showDialog(description: printResult.msg);
+        }
+      }
+    } finally {
+      await Future.delayed(const Duration(seconds: 7));
+      setState(() {
+        printerLocked = false;
+      });
+    }
+  }
+
   @override
   Widget build(BuildContext context) {
     return Scaffold(
       appBar: ProductsAppBar(
         title: 'Принтер',
         actions: [
-          IconButton(
+          StoreConnector<AppState, PrinterSetting>(
-            onPressed: () {},
+            converter: (store) => store.state.settingState!.printer!,
-            icon: const Icon(
+            builder: (context, snapshot) {
-              Icons.print,
+              final bool success =
-              color: placeholderColor,
+                  snapshot.device != null && printerLocked == false;
-            ),
+              return IconButton(
+                onPressed: success ? printTest : null,
+                icon: Icon(
+                  Icons.print,
+                  color: success ? textColor : placeholderColor,
+                ),
+              );
+            },
           ),
         ],
       ),
       body: SingleChildScrollView(
-        child: Column(
+        child: StoreConnector<AppState, PrinterSetting>(
-          crossAxisAlignment: CrossAxisAlignment.stretch,
+          converter: (store) => store.state.settingState!.printer!,
-          children: [
+          builder: (context, printer) {
-            verticalSpaceSmall,
+            return Column(
-            LineTile(
+              crossAxisAlignment: CrossAxisAlignment.stretch,
-              'Устройство не выбрано',
+              children: [
-              onTap: () {},
+                verticalSpaceSmall,
-              labelText: 'Устройство печати',
+                LineTile(
-            ),
+                  printer.device?.name ?? 'Устройство не выбрано',
-            verticalSpaceSmall,
+                  onTap: () {
-            LineTile(
+                    _navigatorService
-              'Размер не указан',
+                        .push(settingPrinterBluetoothSelectViewRoute);
-              onTap: () {},
+                  },
-              labelText: 'Размер чека',
+                  labelText: 'Устройство печати',
-            ),
+                ),
-            verticalSpaceSmall,
+                verticalSpaceSmall,
-            LineTile(
+                LineTile(
-              'Кодировка не указана',
+                  printer.paperSize ?? 'Размер не указан',
-              onTap: () {},
+                  onTap: () {
-              labelText: 'Кодировка печати',
+                    _navigatorService.push(settingPrinterPaperSizeViewRoute);
-            ),
+                  },
-          ],
+                  labelText: 'Размер чека',
+                ),
+                verticalSpaceSmall,
+                LineTile(
+                  printer.encoding ?? 'Кодировка не указана',
+                  onTap: () {
+                    _navigatorService.push(settingPrinterEncodingViewRoute);
+                  },
+                  labelText: 'Кодировка печати',
+                ),
+              ],
+            );
+          },
         ),
       ),
     );

pubspec.lock

@@ -43,13 +43,6 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "3.0.0-nullsafety.0"
-  bluetooth_print:
-    dependency: "direct main"
-    description:
-      path: "../bluetooth_print"
-      relative: true
-    source: path
-    version: "3.0.1"
   boolean_selector:
     dependency: transitive
     description:
@@ -134,6 +127,13 @@ 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:
@@ -162,25 +162,18 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "6.1.2"
-  fixnum:
-    dependency: transitive
-    description:
-      name: fixnum
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "1.0.0"
   flutter:
     dependency: "direct main"
     description: flutter
     source: sdk
     version: "0.0.0"
-  flutter_reactive_ble:
+  flutter_bluetooth_basic:
     dependency: "direct main"
     description:
-      name: flutter_reactive_ble
+      name: flutter_bluetooth_basic
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "4.0.1"
+    version: "0.1.7"
   flutter_redux:
     dependency: "direct main"
     description:
@@ -212,13 +205,6 @@ packages:
     description: flutter
     source: sdk
     version: "0.0.0"
-  functional_data:
-    dependency: transitive
-    description:
-      name: functional_data
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "1.0.0"
   gbk_codec:
     dependency: transitive
     description:
@@ -471,13 +457,6 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "4.2.3"
-  protobuf:
-    dependency: transitive
-    description:
-      name: protobuf
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "2.0.0"
   provider:
     dependency: "direct main"
     description:
@@ -499,20 +478,6 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "4.0.0"
-  reactive_ble_mobile:
-    dependency: transitive
-    description:
-      name: reactive_ble_mobile
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "4.0.1"
-  reactive_ble_platform_interface:
-    dependency: transitive
-    description:
-      name: reactive_ble_platform_interface
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "4.0.1"
   redux:
     dependency: "direct main"
     description:
@@ -554,7 +519,7 @@ packages:
       name: rxdart
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.27.2"
+    version: "0.26.0"
   shared_preferences:
     dependency: "direct main"
     description:

pubspec.yaml

@@ -23,10 +23,6 @@ environment:
 dependencies:
   flutter:
     sdk: flutter
-
-
-  # The following adds the Cupertino Icons font to your application.
-  # Use with the CupertinoIcons class for iOS style icons.
   cupertino_icons: ^1.0.3
   redux: ^5.0.0
   flutter_redux: ^0.8.2
@@ -58,13 +54,10 @@ dependencies:
   permission_handler: ^8.1.6
   flutter_svg: ^0.22.0
   grouped_list: ^4.1.0
-  #flutter_reactive_ble
+  flutter_bluetooth_basic: ^0.1.7
-  flutter_reactive_ble: ^4.0.1
   location_permissions: ^4.0.0
-  bluetooth_print:
-    path: ../bluetooth_print/
   esc_pos_utils: ^1.1.0
-#  flutter_blue: ^0.8.0
+  esc_pos_bluetooth: ^0.4.1
 dev_dependencies:
   flutter_test:
     sdk: flutter