S

lib/src/printer_bluetooth_manager.dart

@@ -8,7 +8,7 @@
 
 import 'dart:async';
 import 'dart:io';
-import 'package:esc_pos_utils_plus/esc_pos_utils_plus.dart';
+import 'package:esc_pos_utils/esc_pos_utils.dart';
 import 'package:rxdart/rxdart.dart';
 import 'package:flutter_bluetooth_basic/flutter_bluetooth_basic.dart';
 import './enums.dart';
@@ -35,7 +35,8 @@ class PrinterBluetoothManager {
   final BehaviorSubject<bool> _isScanning = BehaviorSubject.seeded(false);
   Stream<bool> get isScanningStream => _isScanning.stream;
 
-  final BehaviorSubject<List<PrinterBluetooth>> _scanResults = BehaviorSubject.seeded([]);
+  final BehaviorSubject<List<PrinterBluetooth>> _scanResults =
+      BehaviorSubject.seeded([]);
   Stream<List<PrinterBluetooth>> get scanResults => _scanResults.stream;
 
   Future _runDelayed(int seconds) {
@@ -51,9 +52,10 @@ class PrinterBluetoothManager {
       _scanResults.add(devices.map((d) => PrinterBluetooth(d)).toList());
     });
 
-    _isScanningSubscription = _bluetoothManager.isScanning.listen((isScanningCurrent) async {
+    _isScanningSubscription =
+        _bluetoothManager.isScanning.listen((isScanningCurrent) async {
       // If isScanning value changed (scan just stopped)
-      if (_isScanning.value && !isScanningCurrent) {
+      if (_isScanning.value! && !isScanningCurrent) {
         _scanResultsSubscription!.cancel();
         _isScanningSubscription!.cancel();
       }
@@ -79,7 +81,7 @@ class PrinterBluetoothManager {
     const int timeout = 5;
     if (_selectedPrinter == null) {
       return Future<PosPrintResult>.value(PosPrintResult.printerNotSelected);
-    } else if (_isScanning.value) {
+    } else if (_isScanning.value!) {
       return Future<PosPrintResult>.value(PosPrintResult.scanInProgress);
     } else if (_isPrinting) {
       return Future<PosPrintResult>.value(PosPrintResult.printInProgress);

pubspec.yaml

@@ -4,19 +4,16 @@ version: 0.4.1
 homepage: https://github.com/andrey-ushakov/esc_pos_bluetooth
 
 environment:
-  sdk: ">=3.3.1 <4.0.0"
+  sdk: ">=2.18.4 <3.0.0"
 
 dependencies:
   flutter:
     sdk: flutter
-  rxdart: ^0.28.0
-  esc_pos_utils_plus: ^2.0.4
+  rxdart: ^0.26.0
+  esc_pos_utils: ^1.1.0
   # esc_pos_utils:
-  #   git:
-  #     url: https://github.com/shajin-screl/esc_pos_utils_isselo.git
-  flutter_bluetooth_basic:
-    git:
-      url: https://github.com/screlinfo/flutter_bluetooth_basic_isselo
+  # path: ../esc_pos_utils
+  flutter_bluetooth_basic: ^0.1.7
 
 dev_dependencies:
   flutter_test:

test/esc_pos_bluetooth_test.dart

@@ -0,0 +1,9 @@
+import 'package:flutter_test/flutter_test.dart';
+
+import 'package:esc_pos_bluetooth/esc_pos_bluetooth.dart';
+
+void main() {
+  test('Tests not implemented', () {
+    expect(1, 1);
+  });
+}