1020 lines
42 KiB
Dart
Executable File
1020 lines
42 KiB
Dart
Executable File
import 'dart:async';
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import 'dart:io';
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import 'package:flutter_blue_plus/flutter_blue_plus.dart';
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import 'package:flutter_easyloading/flutter_easyloading.dart';
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import 'package:get/get.dart';
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import 'package:star_lock/app_settings/app_settings.dart';
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import 'package:star_lock/flavors.dart';
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import 'package:star_lock/tools/bugly/bugly_tool.dart';
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import 'package:star_lock/tools/commonDataManage.dart';
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import 'io_tool/io_model.dart';
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import 'io_tool/io_tool.dart';
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import 'io_tool/manager_event_bus.dart';
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import 'io_type.dart';
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import 'reciver_data.dart';
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//连接状态回调
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typedef ConnectStateCallBack = Function(
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BluetoothConnectionState connectionState);
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typedef ScanDevicesCallBack = Function(List<ScanResult>);
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class BlueManage {
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factory BlueManage() => shareManager()!;
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BlueManage._init() {
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_initBlue();
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}
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final List<ScanResult> scanDevices = <ScanResult>[];
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// 用来写入的服务id
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final Guid _serviceIdConnect = Guid('fff0');
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// 用来写入的服务id
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final Guid _serviceIdWrite = Guid('0000FFF0-0000-1000-8000-00805F9B34FB');
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// 用来订阅的特征id
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final Guid _characteristicIdSubscription = Guid('fff1');
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// 用来写入的特征id
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final Guid _characteristicIdWrite = Guid('fff2');
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// 监听发送事件
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StreamSubscription<EventSendModel>? _sendStreamSubscription;
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StreamSubscription<BluetoothConnectionState>? _connectionStateSubscription;
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StreamSubscription<int>? _mtuSubscription;
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int? _mtuSize = 20;
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// 当前连接设备的名字
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String connectDeviceName = '';
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// 当前连接设备的mac地址
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String connectDeviceMacAddress = '';
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// 当前连接的设备
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BluetoothDevice? bluetoothConnectDevice;
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// 当前扫描到结果要连接设备
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ScanResult? scanResult;
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// 监听蓝牙连接状态
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BluetoothConnectionState? bluetoothConnectionState =
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BluetoothConnectionState.disconnected;
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BluetoothAdapterState? _adapterState = BluetoothAdapterState.on;
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StreamSubscription<BluetoothAdapterState>? _adapterStateStateSubscription;
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// 听上报来的数据,参数来自前面扫描到的结果
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List<int> allData = <int>[];
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// 保存上一次的数据，用来判断是否收到重复的数据
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List<int> lastTimeData = <int>[];
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int? dataLen;
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Timer? scanSingleTimer;
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bool needScanSingle = false;
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static BlueManage? _manager;
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static BlueManage? shareManager() {
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_manager ??= BlueManage._init();
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// _manager!._initBlue();
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return _manager;
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}
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// 提供全局单例访问入口
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static BlueManage get instance {
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_manager ??= BlueManage._init();
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return _manager!;
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}
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BlueManage? get manager => shareManager();
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void _initBlue() {
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FlutterBluePlus.setLogLevel(LogLevel.error, color: true);
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_initSendStreamSubscription();
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_initAdapterStateStateSubscription();
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}
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void _initGetMtuSubscription() {
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// 先取消之前的订阅，避免重复监听
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_mtuSubscription?.cancel();
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_mtuSubscription = null;
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_mtuSubscription = bluetoothConnectDevice!.mtu.listen((int value) {
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_mtuSize = value - 3;
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AppLog.log('设备MTU变化 - 原始值:$value 计算后MTU:$_mtuSize 设备:${bluetoothConnectDevice?.remoteId.str}');
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});
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}
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void _initAdapterStateStateSubscription() {
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_adapterStateStateSubscription ??=
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FlutterBluePlus.adapterState.listen((BluetoothAdapterState state) {
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AppLog.log('蓝牙状态:$state');
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_adapterState = state;
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});
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}
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void _initListenConnectionState() {
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_connectionStateSubscription?.cancel();
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_connectionStateSubscription = null;
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_connectionStateSubscription = bluetoothConnectDevice!.connectionState
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.listen((BluetoothConnectionState state) async {
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bluetoothConnectionState = state;
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AppLog.log('蓝牙连接回调状态:$state');
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});
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}
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void _initSendStreamSubscription() {
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_sendStreamSubscription ??= EventBusManager()
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.eventBus!
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.on<EventSendModel>()
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.listen((EventSendModel model) {
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AppLog.log('eventBus接收发送数据:${model}');
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if (model.sendChannel == DataChannel.ble) {
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FlutterBluePlus.isSupported.then((bool isAvailable) async {
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if (isAvailable) {
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if (_adapterState == BluetoothAdapterState.on) {
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// 蓝牙已开启，可以进行蓝牙操作
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AppLog.log('蓝牙已开启，开始收发送数据:${model.data}');
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writeCharacteristicWithResponse(model.data);
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} else {
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try {
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AppLog.log('蓝牙已关闭，停止发送数据:${model.data}');
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} catch (e) {
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AppLog.log('蓝牙打开失败');
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}
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}
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} else {
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AppLog.log('写入数据 蓝牙不可用，不能进行蓝牙操作');
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}
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});
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}
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});
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}
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/// 开始指定设备名称的扫描蓝牙设备
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Future<void> startScanSingle(String deviceName, int timeout,
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ScanDevicesCallBack scanDevicesCallBack) async {
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final DateTime start = DateTime.now();
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FlutterBluePlus.isSupported.then((bool isAvailable) async {
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if (isAvailable) {
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// AppLog.log('startScanSingle 蓝牙状态 系统蓝牙状态：$_adapterState 蓝牙连接状态：$bluetoothConnectionState');
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if (_adapterState == BluetoothAdapterState.on) {
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try {
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BuglyTool.uploadException(
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message: '开始指定设备名称的扫描蓝牙设备',
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detail: '调用方法是:startScanSingle 指定设备名称是:$deviceName',
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upload: false);
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//android 扫描比较慢，取样只要 3 分之一
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final int divisor = Platform.isAndroid ? 3 : 1;
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FlutterBluePlus.startScan(
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continuousDivisor: divisor,
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continuousUpdates: true,
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withKeywords: <String>[deviceName],
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timeout: Duration(seconds: timeout));
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final Completer<dynamic> completer = Completer<dynamic>();
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final StreamSubscription<List<ScanResult>> subscription =
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FlutterBluePlus.scanResults.listen((List<ScanResult> results) {
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final bool isExit = results.any((ScanResult element) =>
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(element.device.platformName == deviceName) ||
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(element.advertisementData.advName == deviceName));
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final int milliseconds = DateTime.now().millisecondsSinceEpoch -
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start.millisecondsSinceEpoch;
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AppLog.log(
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'扫描到的设备数:${results.length} 是否查找到 $isExit 以查找$milliseconds毫秒');
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BuglyTool.uploadException(
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message: '指定设备名称的扫描蓝牙设备 监听扫描结果',
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detail:
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'startScanSingle$deviceName 监听扫描结果 是否查找到 $isExit 以查找$milliseconds毫秒 扫描到的设备数:${results.length} results:$results',
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upload: false);
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if (isExit) {
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for (final ScanResult scanResult in results) {
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if (scanResult.advertisementData.serviceUuids.isNotEmpty) {
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// AppLog.log(
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// '扫描到的设备：${scanResult.advertisementData.serviceUuids[0].toString()}');
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} else {
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continue;
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}
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final isMatch = _isMatch(
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scanResult.advertisementData.serviceUuids
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.map((e) => e.uuid)
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.toList(),
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isSingle: true,
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);
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if (isMatch && (scanResult.rssi >= -100)) {
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// 查询id相同的元素
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final int knownDeviceIndex = scanDevices.indexWhere(
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(ScanResult d) =>
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(d.device.platformName ==
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scanResult.device.platformName) ||
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(d.advertisementData.advName ==
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scanResult.advertisementData.advName));
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// 不存在的时候返回-1
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if (knownDeviceIndex >= 0) {
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scanDevices[knownDeviceIndex] = scanResult;
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} else {
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scanDevices.add(scanResult);
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}
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BuglyTool.uploadException(
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message: '遍历扫描到的结果跟缓存的结果对比，如果有最新的就更新缓存',
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detail:
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'startScanSingle deviceName:$deviceName 查询到的结果scanResult:$scanResult',
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upload: false);
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}
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}
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completer.complete();
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}
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}, onError: (e) {
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BuglyTool.uploadException(
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message: '指定设备名称的扫描蓝牙设备 监听扫描结果失败',
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detail: '打印失败问题 e：${e.toString()}',
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upload: false);
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AppLog.log('扫描失败:$e');
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});
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FlutterBluePlus.cancelWhenScanComplete(subscription);
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await completer.future;
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scanDevicesCallBack(scanDevices);
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subscription.cancel();
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} catch (e) {
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BuglyTool.uploadException(
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message: '指定设备名称的扫描蓝牙设备 内部逻辑整形失败',
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detail: 'tartScanSingle内部逻辑整形失败 e:${e.toString()}',
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upload: false);
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AppLog.log('扫描失败');
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}
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} else {
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try {
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openBlue();
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} catch (e) {
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AppLog.log('蓝牙打开失败');
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}
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}
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} else {
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AppLog.log('开始扫描 蓝牙不可用，不能进行蓝牙操作');
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}
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});
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}
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/// 开始扫描蓝牙设备
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Future<void> startScan(int timeout, DeviceType deviceType,
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ScanDevicesCallBack scanDevicesCallBack,
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{List<Guid>? idList}) async {
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FlutterBluePlus.isSupported.then((bool isAvailable) async {
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if (isAvailable) {
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// AppLog.log('startScan 蓝牙状态 系统蓝牙状态：$_adapterState 蓝牙连接状态：$bluetoothConnectionState');
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if (_adapterState == BluetoothAdapterState.on) {
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try {
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FlutterBluePlus.startScan(timeout: Duration(seconds: timeout));
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final StreamSubscription<List<ScanResult>> subscription =
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FlutterBluePlus.scanResults.listen((List<ScanResult> results) {
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scanDevices.clear();
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for (final ScanResult scanResult in results) {
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if (scanResult.advertisementData.serviceUuids.isNotEmpty) {
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// AppLog.log(
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// '扫描到的设备：${scanResult.advertisementData.serviceUuids[0].toString()}====${scanResult.advertisementData.advName}');
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} else {
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continue;
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}
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final isMatch = _isMatch(
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scanResult.advertisementData.serviceUuids
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.map((e) => e.uuid)
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.toList(),
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deviceType: deviceType,
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isSingle: false,
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);
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// 判断名字为空的直接剔除
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if (isMatch && (scanResult.rssi >= -100)) {
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// 查询id相同的元素
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final int knownDeviceIndex = scanDevices.indexWhere(
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(ScanResult d) =>
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(d.device.platformName ==
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scanResult.device.platformName) ||
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(d.advertisementData.advName ==
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scanResult.advertisementData.advName));
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// 不存在的时候返回-1
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if (knownDeviceIndex >= 0) {
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scanDevices[knownDeviceIndex] = scanResult;
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} else {
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scanDevices.add(scanResult);
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}
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}
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}
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scanDevicesCallBack(scanDevices);
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}, onError: (e) {
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AppLog.log(
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'扫描失败:$e',
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);
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});
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FlutterBluePlus.cancelWhenScanComplete(subscription);
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} catch (e) {
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AppLog.log('扫描失败');
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}
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} else {
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try {
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openBlue();
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} catch (e) {
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AppLog.log('蓝牙打开失败');
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}
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}
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} else {
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AppLog.log('开始扫描 蓝牙不可用，不能进行蓝牙操作');
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}
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});
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}
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/// 判断是否包含指定的uuid
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bool _isMatch(List<String> serviceUuids,
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{DeviceType deviceType = DeviceType.blue, required bool isSingle}) {
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final List<String> prefixes =
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getDeviceType(deviceType).map((e) => e.toLowerCase()).toList();
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for (String uuid in serviceUuids) {
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final String cleanUuid = uuid.toLowerCase();
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if (cleanUuid.length == 8) {
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// 8位，判断第4、5位
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String pairStatus = cleanUuid.substring(4, 6); // 第4、5位（索引3和4）
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for (final prefix in prefixes) {
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if (cleanUuid.startsWith(prefix)) {
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if (isSingle) {
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return true; // isSingle为true，前缀匹配即返回true
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} else {
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// 00=未配对，01=已配对
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if (pairStatus == '00') {
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return true; // 未配对才返回true
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}
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// 已配对（01）不返回true，继续判断下一个uuid
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}
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}
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}
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} else {
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// 128位，判断前8位的第3、第4位
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if (cleanUuid.length >= 32) {
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if (deviceType == DeviceType.blue) {
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final String thirdAndFourth = cleanUuid.substring(6, 8); // 索引2和3
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for (final prefix in prefixes) {
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if (thirdAndFourth == prefix) {
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if (isSingle) {
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return true; // isSingle为true，前缀匹配即返回true
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} else {
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// 判断配对状态（带横杠UUID的第31、32位，从1开始计数）
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if (cleanUuid.length >= 32) {
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String pairStatus =
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cleanUuid.substring(30, 32); // 第31、32位（从1开始计数）
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// 00=未配对，01=已配对
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if (pairStatus == '00') {
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return true; // 未配对才返回true
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} else {
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// 将十六进制字符串转换为整数（0~255）
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int statusValue = int.parse(pairStatus, radix: 16);
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// 提取 byte0（配对状态：第1位）
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int byte0 = (statusValue >> 0) & 0x01; // 取最低位
|
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|
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// 提取 byte1（事件状态：第2位）
|
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int byte1 = (statusValue >> 1) & 0x01; // 取次低位
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// 判断是否未配对
|
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bool isPaired = (byte0 == 1);
|
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// 判断是否有新事件
|
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bool hasNewEvent = (byte1 == 1);
|
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|
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// 返回是否未配对（原逻辑）
|
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if (isPaired) {
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return true; // 已配对返回false
|
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} else {
|
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return false; // 未配对返回true
|
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}
|
||
}
|
||
// 已配对（01）不返回true，继续判断下一个uuid
|
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}
|
||
}
|
||
}
|
||
}
|
||
} else if (deviceType == DeviceType.gateway) {
|
||
final String thirdAndFourth = cleanUuid.substring(6, 8); // 索引2和3
|
||
for (final prefix in prefixes) {
|
||
if (thirdAndFourth == prefix) {
|
||
if (isSingle) {
|
||
return true; // isSingle为true，前缀匹配即返回true
|
||
} else {
|
||
// 判断配对状态（带横杠UUID的第31、32位，从1开始计数）
|
||
if (cleanUuid.length >= 32) {
|
||
String pairStatus =
|
||
cleanUuid.substring(30, 32); // 第31、32位（从1开始计数）
|
||
// 00=未配对，01=已配对
|
||
if (pairStatus == '00') {
|
||
return true; // 未配对才返回true
|
||
}
|
||
// 已配对（01）不返回true，继续判断下一个uuid
|
||
}
|
||
}
|
||
}
|
||
}
|
||
}
|
||
}
|
||
}
|
||
}
|
||
return false;
|
||
}
|
||
|
||
/// 调用发送数据 List senderData,
|
||
Future<void> blueSendData(
|
||
String deviceName, ConnectStateCallBack stateCallBack,
|
||
{bool isAddEquipment = false}) async {
|
||
FlutterBluePlus.isSupported.then((bool isAvailable) async {
|
||
if (isAvailable) {
|
||
// AppLog.log('蓝牙状态 系统蓝牙状态：$_adapterState 蓝牙连接状态：$bluetoothConnectionState');
|
||
if (_adapterState == BluetoothAdapterState.on) {
|
||
// 蓝牙已开启，可以进行蓝牙操作
|
||
if (bluetoothConnectionState != BluetoothConnectionState.connected) {
|
||
BuglyTool.uploadException(
|
||
message: '点击按钮 蓝牙未连接 下一步扫描连接蓝牙',
|
||
detail:
|
||
'blueSendData 蓝牙连接状态 bluetoothConnectionState：$bluetoothConnectionState deviceName:$deviceName',
|
||
upload: false);
|
||
_connect(deviceName, (BluetoothConnectionState state) {
|
||
stateCallBack(bluetoothConnectionState!);
|
||
}, isAddEquipment: isAddEquipment);
|
||
} else {
|
||
BuglyTool.uploadException(
|
||
message: '点击按钮 蓝牙已经连接 下一步扫描连接蓝牙',
|
||
detail:
|
||
'blueSendData 直接回调状态 蓝牙连接状态bluetoothConnectionState：$bluetoothConnectionState deviceName:$deviceName',
|
||
upload: false);
|
||
stateCallBack(bluetoothConnectionState!);
|
||
}
|
||
} else {
|
||
BuglyTool.uploadException(
|
||
message: '点击按钮 蓝牙未打开',
|
||
detail:
|
||
'blueSendData 蓝牙未打开--_adapterState:${BluetoothAdapterState.on} deviceName:$deviceName',
|
||
upload: false);
|
||
try {
|
||
stateCallBack(BluetoothConnectionState.disconnected);
|
||
openBlue();
|
||
} catch (e) {
|
||
AppLog.log('蓝牙打开失败');
|
||
BuglyTool.uploadException(
|
||
message: '点击按钮 蓝牙未打开 然后蓝牙打开失败',
|
||
detail:
|
||
'blueSendData 蓝牙打开失败--_adapterState:${BluetoothAdapterState.on} deviceName:$deviceName',
|
||
upload: false);
|
||
}
|
||
}
|
||
} else {
|
||
BuglyTool.uploadException(
|
||
message: '点击按钮 蓝牙状态不可用',
|
||
detail: 'blueSendData 蓝牙状态不可用--isAvailable:$isAvailable',
|
||
upload: false);
|
||
stateCallBack(BluetoothConnectionState.disconnected);
|
||
AppLog.log('开始扫描 蓝牙不可用，不能进行蓝牙操作');
|
||
}
|
||
});
|
||
}
|
||
|
||
/// 连接
|
||
Future<void> _connect(
|
||
String deviceName, ConnectStateCallBack connectStateCallBack,
|
||
{bool isAddEquipment = false}) async {
|
||
connectDeviceName = deviceName;
|
||
// 当前已扫描到的缓存设备
|
||
final List<ScanResult> devicesList = scanDevices;
|
||
// 是否有缓存设备 true是有缓存设备
|
||
final bool isExistDevice = isExistScanDevices(connectDeviceName);
|
||
// 是否是当前设备
|
||
final bool isCurrentDevice =
|
||
CommonDataManage().currentKeyInfo.lockName == deviceName;
|
||
// mac地址
|
||
final String? mac = CommonDataManage().currentKeyInfo.mac;
|
||
|
||
AppLog.log('开始连接 是否存在缓存：$isExistDevice 是否是当前设备：$isCurrentDevice mac：$mac');
|
||
if (GetPlatform.isAndroid &&
|
||
!isExistDevice &&
|
||
isCurrentDevice &&
|
||
mac != null) {
|
||
// 当是安卓设备 且不存在缓存设备 且是当前设备 且mac地址不为空
|
||
BuglyTool.uploadException(
|
||
message: '开始连接 当是安卓设备 且不存在缓存设备 且是当前设备 且mac地址不为空 上传记录当前方法是：_connect',
|
||
detail:
|
||
'调用方法_connect deviceName:$deviceName GetPlatform.isAndroid:${GetPlatform.isAndroid} isExistDevice:$isExistDevice mac:$mac needScanSingle：$needScanSingle',
|
||
upload: false);
|
||
// scanSingleTimer?.cancel();
|
||
// 兼容android 的低配手机
|
||
try {
|
||
if (!needScanSingle) {
|
||
BuglyTool.uploadException(
|
||
message:
|
||
'开始连接 当是安卓设备 且不存在缓存设备 且是当前设备 且mac地址不为空 上传记录当前方法是：_connect',
|
||
detail: '调用方法doNotSearchBLE，直接连接,needScanSingle：$needScanSingle',
|
||
upload: false);
|
||
await doNotSearchBLE(mac, connectStateCallBack,
|
||
isAddEquipment: isAddEquipment);
|
||
} else {
|
||
BuglyTool.uploadException(
|
||
message:
|
||
'开始连接 当是安卓设备 且不存在缓存设备 且是当前设备 且mac地址不为空 上传记录当前方法是：_connect',
|
||
detail:
|
||
'调用方法startScanSingle，执行扫描函数,needScanSingle：$needScanSingle',
|
||
upload: false);
|
||
startScanSingle(deviceName, 15, (List<ScanResult> scanDevices) {
|
||
_connectDevice(scanDevices, deviceName, connectStateCallBack,
|
||
isAddEquipment: isAddEquipment);
|
||
});
|
||
}
|
||
} catch (e) {
|
||
BuglyTool.uploadException(
|
||
message: '开始连接 当是安卓设备 且不存在缓存设备 且是当前设备 且mac地址不为空 上传记录当前方法是：_connect',
|
||
detail: '调用方法doNotSearchBLE发生异常，执行扫描函数 startScanSingle，异常信息：$e',
|
||
upload: false);
|
||
startScanSingle(deviceName, 15, (List<ScanResult> scanDevices) {
|
||
_connectDevice(scanDevices, deviceName, connectStateCallBack,
|
||
isAddEquipment: isAddEquipment);
|
||
});
|
||
}
|
||
//
|
||
// scanSingleTimer = Timer(3.seconds, () {
|
||
// scanSingleTimer?.cancel();
|
||
// BuglyTool.uploadException(
|
||
// message:
|
||
// '开始连接 当是安卓设备 且不存在缓存设备 且是当前设备 且mac地址不为空 3秒以后调用startScanSingle 上传记录当前方法是：_connect',
|
||
// detail:
|
||
// '_connect deviceName:$deviceName scanSingleTimer调用startScanSingle',
|
||
// upload: false);
|
||
// startScanSingle(deviceName, 15, (List<ScanResult> scanDevices) => null);
|
||
// });ƒ
|
||
} else if (isAddEquipment == false && isExistDevice == false) {
|
||
// 取消缓存直接使用，存在配对场景设备信息会更变
|
||
BuglyTool.uploadException(
|
||
message:
|
||
'取消缓存直接使用，存在配对场景设备信息会更变 然后开始指定设备名称的扫描蓝牙设备 上传记录当前方法是：_connect',
|
||
detail:
|
||
'符合条件(isAddEquipment == false && isExistDevice == false) 下一步调用startScanSingle',
|
||
upload: false);
|
||
|
||
// AppLog.log('无存在设备需要扫描 deviceName:$deviceName isAddEquipment:$isAddEquipment');
|
||
startScanSingle(deviceName, 15, (List<ScanResult> scanDevices) {
|
||
_connectDevice(scanDevices, deviceName, connectStateCallBack,
|
||
isAddEquipment: isAddEquipment);
|
||
});
|
||
} else {
|
||
BuglyTool.uploadException(
|
||
message: '没有扫描直接调用连接设备 上传记录当前方法是：_connect',
|
||
detail:
|
||
'走这个方法是有缓存或者添加设备的时候以及不符合(GetPlatform.isAndroid && !isExistDevice && isCurrentDevice && mac != null) deviceName:$deviceName 直接调用_connectDevice',
|
||
upload: false);
|
||
// AppLog.log('安卓或者iOS 存在设备不需要扫描 deviceName:$deviceName isAddEquipment:$isAddEquipment');
|
||
_connectDevice(devicesList, deviceName, connectStateCallBack,
|
||
isAddEquipment: isAddEquipment);
|
||
}
|
||
}
|
||
|
||
//查找缓存里面是否有设备
|
||
bool isExistScanDevices(String connectDeviceName) {
|
||
final bool isExistDevice = scanDevices.any((ScanResult element) =>
|
||
element.device.platformName == connectDeviceName ||
|
||
element.advertisementData.advName == connectDeviceName);
|
||
return isExistDevice;
|
||
}
|
||
|
||
Future<void> _connectDevice(
|
||
List<ScanResult> devicesList,
|
||
String deviceName,
|
||
ConnectStateCallBack connectStateCallBack, {
|
||
bool isAddEquipment = false, // 是否是添加设备之前
|
||
bool isReconnect = true, // 是否是重连
|
||
}) async {
|
||
// 判断数组列表里面是否有这个设备
|
||
// AppLog.log("devicesList:$devicesList");
|
||
|
||
final int knownDeviceIndex = devicesList.indexWhere((ScanResult d) =>
|
||
(d.device.platformName == deviceName) ||
|
||
(d.advertisementData.advName == deviceName));
|
||
|
||
ScanResult? scanResult; //使用局部变量防止出现缓存
|
||
if (knownDeviceIndex >= 0) {
|
||
// 存在的时候赋值
|
||
connectDeviceMacAddress =
|
||
devicesList[knownDeviceIndex].advertisementData.advName.isNotEmpty
|
||
? devicesList[knownDeviceIndex].advertisementData.advName
|
||
: devicesList[knownDeviceIndex].device.platformName;
|
||
|
||
bluetoothConnectDevice = devicesList[knownDeviceIndex].device;
|
||
scanResult = devicesList[knownDeviceIndex];
|
||
// AppLog.log('bluetoothConnectDevice: $bluetoothConnectDevice scanResult:$scanResult');
|
||
|
||
_initGetMtuSubscription();
|
||
_initListenConnectionState();
|
||
}
|
||
if (scanResult == null || connectDeviceMacAddress.isEmpty) {
|
||
BuglyTool.uploadException(
|
||
message:
|
||
'扫描结果scanResult == null || connectDeviceMacAddress.isEmpty不往下执行 return 上传记录当前方法是：_connectDevice',
|
||
detail:
|
||
'scanResult:$scanResult connectDeviceMacAddress：$connectDeviceMacAddress',
|
||
upload: false);
|
||
return;
|
||
}
|
||
AppLog.log('调用了停止扫描的方法');
|
||
await stopScan();
|
||
if (scanResult.advertisementData.serviceUuids[0].toString().length >= 5 &&
|
||
(scanResult.advertisementData.serviceUuids[0].toString()[5] == '0') &&
|
||
isAddEquipment == false) {
|
||
// 添加这个判断是因为有些苹果设备或者安卓等性能比较好的设备时，添加完锁之后，锁板未改变为已添加状态之前，就进行了蓝牙连接，导致添加完锁就失败，这里进行了判断，如果第一次连接失败，就清除缓存重新扫描连接
|
||
if (isReconnect == true) {
|
||
AppLog.log('该锁已被重置, 重新发送扫描命令');
|
||
|
||
BuglyTool.uploadException(
|
||
message: '该锁已被重置, 重新发送扫描命令startScanSingle 上传记录当前方法是：_connectDevice',
|
||
detail:
|
||
'添加这个判断是因为有些苹果设备或者安卓等性能比较好的设备时，添加完锁之后，锁板未改变为已添加状态之前，就进行了蓝牙连接，导致添加完锁就失败，这里进行了判断，如果第一次连接失败，就清除缓存重新扫描连接 该锁已被重置, 重新发送扫描命令 serviceUuids:${scanResult.advertisementData.serviceUuids[0].toString()}',
|
||
upload: false);
|
||
|
||
scanDevices.clear();
|
||
startScanSingle(deviceName, 15, (List<ScanResult> scanDevices) {
|
||
_connectDevice(scanDevices, deviceName, connectStateCallBack,
|
||
isAddEquipment: isAddEquipment, isReconnect: false);
|
||
});
|
||
} else {
|
||
connectStateCallBack(BluetoothConnectionState.disconnected);
|
||
if (!F.isSKY) {
|
||
EasyLoading.showToast('该锁已被重置'.tr, duration: 2000.milliseconds);
|
||
}
|
||
|
||
scanDevices.clear();
|
||
|
||
BuglyTool.uploadException(
|
||
message: '提示该锁已被重置, 回调断开连接, 清除缓存，上传记录当前方法是：_connectDevice',
|
||
detail:
|
||
'isReconnect:$isReconnect serviceUuids:${scanResult.advertisementData.serviceUuids[0].toString()}',
|
||
upload: false);
|
||
}
|
||
return;
|
||
}
|
||
if (scanResult.advertisementData.serviceUuids[0].toString().length >= 30 &&
|
||
(scanResult.advertisementData.serviceUuids[0].toString()[31] == '0') &&
|
||
isAddEquipment == false) {
|
||
// 添加这个判断是因为有些苹果设备或者安卓等性能比较好的设备时，添加完锁之后，锁板未改变为已添加状态之前，就进行了蓝牙连接，导致添加完锁就失败，这里进行了判断，如果第一次连接失败，就清除缓存重新扫描连接
|
||
if (isReconnect == true) {
|
||
AppLog.log('该锁已被重置, 重新发送扫描命令');
|
||
|
||
BuglyTool.uploadException(
|
||
message: '该锁已被重置, 重新发送扫描命令startScanSingle 上传记录当前方法是：_connectDevice',
|
||
detail:
|
||
'添加这个判断是因为有些苹果设备或者安卓等性能比较好的设备时，添加完锁之后，锁板未改变为已添加状态之前，就进行了蓝牙连接，导致添加完锁就失败，这里进行了判断，如果第一次连接失败，就清除缓存重新扫描连接 该锁已被重置, 重新发送扫描命令 serviceUuids:${scanResult.advertisementData.serviceUuids[0].toString()}',
|
||
upload: false);
|
||
|
||
scanDevices.clear();
|
||
startScanSingle(deviceName, 15, (List<ScanResult> scanDevices) {
|
||
_connectDevice(scanDevices, deviceName, connectStateCallBack,
|
||
isAddEquipment: isAddEquipment, isReconnect: true);
|
||
});
|
||
} else {
|
||
connectStateCallBack(BluetoothConnectionState.disconnected);
|
||
if (!F.isSKY) {
|
||
EasyLoading.showToast('该锁已被重置'.tr, duration: 2000.milliseconds);
|
||
}
|
||
scanDevices.clear();
|
||
|
||
BuglyTool.uploadException(
|
||
message: '提示该锁已被重置, 回调断开连接, 清除缓存，上传记录当前方法是：_connectDevice',
|
||
detail:
|
||
'isReconnect:$isReconnect serviceUuids:${scanResult.advertisementData.serviceUuids[0].toString()}',
|
||
upload: false);
|
||
}
|
||
return;
|
||
}
|
||
|
||
BuglyTool.uploadException(
|
||
message: '从devicesList里面查到了设备 下一步连接设备 上传记录当前方法是：_connectDevice',
|
||
detail:
|
||
'devicesList:$devicesList scanResult:${scanResult.toString()} bluetoothConnectDevice：${bluetoothConnectDevice.toString()} connectDeviceMacAddress：$connectDeviceMacAddress',
|
||
upload: false);
|
||
|
||
//连接设备
|
||
await bluetoothDeviceConnect(bluetoothConnectDevice!, connectStateCallBack);
|
||
}
|
||
|
||
//直接给蓝牙设备写入
|
||
Future<void> doNotSearchBLE(
|
||
String masAdds, ConnectStateCallBack connectStateCallBack,
|
||
{bool isAddEquipment = false}) async {
|
||
await FlutterBluePlus.stopScan();
|
||
|
||
if (bluetoothConnectDevice == null ||
|
||
bluetoothConnectDevice?.remoteId.str != masAdds) {
|
||
bluetoothConnectDevice = BluetoothDevice.fromId(masAdds);
|
||
_initGetMtuSubscription();
|
||
_initListenConnectionState();
|
||
BuglyTool.uploadException(
|
||
message: '直接给蓝牙设备写入 上传记录当前方法是：doNotSearchBLE',
|
||
detail: '直接给蓝牙设备写入 通过fromId方法创建一个BluetoothDevice masAdds：$masAdds',
|
||
upload: false);
|
||
} else {
|
||
BuglyTool.uploadException(
|
||
message: '直接给蓝牙设备写入 上传记录当前方法是：doNotSearchBLE',
|
||
detail:
|
||
'直接给蓝牙设备写入 用传入的bluetoothConnectDevice：${bluetoothConnectDevice.toString()}连接 masAdds:$masAdds',
|
||
upload: false);
|
||
}
|
||
//尝试连接设备
|
||
await bluetoothDeviceConnect(bluetoothConnectDevice!, connectStateCallBack,
|
||
isAddEquipment: isAddEquipment);
|
||
}
|
||
|
||
//设备连接
|
||
Future<void> bluetoothDeviceConnect(BluetoothDevice bluetoothConnectDevice,
|
||
ConnectStateCallBack connectStateCallBack,
|
||
{bool isAddEquipment = false}) async {
|
||
// 重连三次
|
||
const int maxAttempts = 3;
|
||
int attempt = 0;
|
||
while (attempt < maxAttempts) {
|
||
try {
|
||
await bluetoothConnectDevice.connect(timeout: 5.seconds);
|
||
break; // If the connection is successful, break the loop
|
||
} catch (e) {
|
||
AppLog.log('连接失败 重连了: $e');
|
||
attempt++; // Increase the attempt count
|
||
if (attempt < maxAttempts) {
|
||
AppLog.log('重新尝试连接...');
|
||
}
|
||
}
|
||
}
|
||
|
||
if (attempt >= maxAttempts) {
|
||
AppLog.log('$maxAttempts次后尝试连接失败');
|
||
BuglyTool.uploadException(
|
||
message: '连接三次超时断开连接 回调断开连接 上传记录当前方法是：bluetoothDeviceConnect',
|
||
detail:
|
||
'bluetoothDeviceConnect:${bluetoothConnectDevice.toString()} $maxAttempts次后尝试连接失败',
|
||
upload: false);
|
||
needScanSingle = true;
|
||
connectStateCallBack(BluetoothConnectionState.disconnected);
|
||
}
|
||
|
||
if (bluetoothConnectionState == BluetoothConnectionState.connected) {
|
||
try {
|
||
needScanSingle = false;
|
||
final List<BluetoothService> services =
|
||
await bluetoothConnectDevice.discoverServices();
|
||
//循环判断服务
|
||
for (final BluetoothService service in services) {
|
||
if (service.uuid == _serviceIdConnect) {
|
||
for (final BluetoothCharacteristic characteristic
|
||
in service.characteristics) {
|
||
if (characteristic.characteristicUuid ==
|
||
_characteristicIdSubscription) {
|
||
_subScribeToCharacteristic(characteristic);
|
||
bluetoothConnectionState = BluetoothConnectionState.connected;
|
||
connectStateCallBack(bluetoothConnectionState!);
|
||
BuglyTool.uploadException(
|
||
message: '订阅成功 上传记录当前方法是：bluetoothDeviceConnect',
|
||
detail:
|
||
'发现服务，连接成功，订阅数据 bluetoothDeviceConnect:${bluetoothConnectDevice.toString()} ',
|
||
upload: false);
|
||
} else {
|
||
BuglyTool.uploadException(
|
||
message: '订阅失败 上传记录当前方法是：bluetoothDeviceConnect',
|
||
detail:
|
||
'失败原因: characteristic.characteristicUuid:${characteristic.characteristicUuid} != _characteristicIdSubscription:$_characteristicIdSubscription bluetoothDeviceConnect:${bluetoothConnectDevice.toString()}',
|
||
upload: false);
|
||
}
|
||
}
|
||
} else {
|
||
BuglyTool.uploadException(
|
||
message: '订阅失败 上传记录当前方法是：bluetoothDeviceConnect',
|
||
detail:
|
||
'失败原因: service.uuid:${service.uuid} != _serviceIdConnect:$_serviceIdConnect bluetoothDeviceConnect:${bluetoothConnectDevice.toString()}',
|
||
upload: false);
|
||
}
|
||
}
|
||
} on Exception catch (e) {
|
||
needScanSingle = true;
|
||
bluetoothConnectionState = BluetoothConnectionState.disconnected;
|
||
connectStateCallBack(bluetoothConnectionState!);
|
||
AppLog.log(
|
||
'发现设备时失败 e:$e bluetoothConnectionState:$bluetoothConnectionState');
|
||
BuglyTool.uploadException(
|
||
message: '发现服务时失败',
|
||
detail:
|
||
'发现服务时报错原因e：$e bluetoothDeviceConnect:${bluetoothConnectDevice.toString()}',
|
||
upload: false);
|
||
rethrow;
|
||
}
|
||
}
|
||
}
|
||
|
||
Future<void> _subScribeToCharacteristic(
|
||
BluetoothCharacteristic characteristic) async {
|
||
final StreamSubscription<List<int>> subscription =
|
||
characteristic.onValueReceived.listen((List<int> data) {
|
||
AppLog.log('订阅获取的数据： $data ');
|
||
if (data == lastTimeData || data.isEmpty) {
|
||
return;
|
||
} else {
|
||
lastTimeData = data;
|
||
}
|
||
final bool dataHeadCorrect = isDataHeadCorrect(data);
|
||
final bool allDataHeadCorrect = isDataHeadCorrect(allData);
|
||
if (dataHeadCorrect && allDataHeadCorrect) {
|
||
//缓存数据和新数据都有包头，直接放弃缓存数据
|
||
allData = <int>[];
|
||
}
|
||
if (dataHeadCorrect) {
|
||
// 当包有头时
|
||
// 判断是否需要分包
|
||
dataLen = data[8] * 256 + data[9]; // 高16位用来指示后面数据块内容的长度
|
||
if (dataLen! + 14 > data.length) {
|
||
// 当前包的长度小于实际的包时 分包添加 不解析
|
||
allData.addAll(data);
|
||
} else {
|
||
// 当前包的长度小于实际的包时 不分包 解析
|
||
allData.addAll(data);
|
||
CommandReciverManager.appDataReceive(allData);
|
||
// 发送完解析初始化数组
|
||
allData = <int>[];
|
||
}
|
||
} else if (allDataHeadCorrect) {
|
||
// 当包没有头时 是分包的包 直接添加
|
||
allData.addAll(data);
|
||
if (((dataLen ?? 0) + 14) <= allData.length) {
|
||
// 当长度小于等于当前包的数据时 直接解析数据
|
||
CommandReciverManager.appDataReceive(allData);
|
||
// 发送完解析初始化数组
|
||
allData = <int>[];
|
||
}
|
||
}
|
||
});
|
||
bluetoothConnectDevice!.cancelWhenDisconnected(subscription);
|
||
await characteristic.setNotifyValue(true);
|
||
}
|
||
|
||
//判断数据头是否正确
|
||
bool isDataHeadCorrect(List<int> data) {
|
||
if (data.length < 4) {
|
||
return false;
|
||
}
|
||
//239, 1, 238, 2, 是数据包头
|
||
if ((data[0] == 0xEF) &&
|
||
(data[1] == 0x01) &&
|
||
(data[2] == 0xEE) &&
|
||
(data[3] == 0x02)) {
|
||
return true;
|
||
} else {
|
||
return false;
|
||
}
|
||
}
|
||
|
||
/// 写入蓝牙特征值，并等待响应
|
||
Future<void> writeCharacteristicWithResponse(List<int> value) async {
|
||
final List<BluetoothService> services =
|
||
await bluetoothConnectDevice!.discoverServices();
|
||
for (final BluetoothService service in services) {
|
||
if (service.uuid == _serviceIdConnect) {
|
||
for (final BluetoothCharacteristic characteristic
|
||
in service.characteristics) {
|
||
if (characteristic.characteristicUuid == _characteristicIdWrite) {
|
||
try {
|
||
// 添加重试机制
|
||
int retryCount = 0;
|
||
const int maxRetries = 3;
|
||
const int retryDelayMs = 500;
|
||
|
||
final List<int> valueList = value;
|
||
final List subData = splitList(valueList, _mtuSize!);
|
||
|
||
for (int i = 0; i < subData.length; i++) {
|
||
// 对每个数据包都应用重试逻辑
|
||
bool packetSent = false;
|
||
retryCount = 0;
|
||
|
||
while (!packetSent && retryCount < maxRetries) {
|
||
try {
|
||
if (characteristic.properties.writeWithoutResponse) {
|
||
await characteristic.write(subData[i],
|
||
withoutResponse: true);
|
||
} else if (characteristic.properties.write) {
|
||
await characteristic.write(subData[i]);
|
||
} else {
|
||
// 特性不支持写入
|
||
throw Exception(
|
||
'This characteristic does not support writing.');
|
||
}
|
||
|
||
// 如果到这里没有异常，则包发送成功
|
||
packetSent = true;
|
||
} catch (e) {
|
||
if (e.toString().contains('UNKNOWN_GATT_ERROR (133)') &&
|
||
retryCount < maxRetries - 1) {
|
||
// GATT错误133，尝试重试
|
||
retryCount++;
|
||
AppLog.log(
|
||
'蓝牙写入失败(GATT 133)，数据包 ${i + 1}/${subData.length} 正在重试 $retryCount/$maxRetries...');
|
||
await Future.delayed(
|
||
Duration(milliseconds: retryDelayMs));
|
||
continue;
|
||
} else {
|
||
// 其他错误或已达到最大重试次数，抛出异常
|
||
AppLog.log('APP写入失败: $e');
|
||
throw e;
|
||
}
|
||
}
|
||
}
|
||
|
||
if (!packetSent) {
|
||
throw Exception(
|
||
'蓝牙写入失败，数据包 ${i + 1}/${subData.length} 已达到最大重试次数');
|
||
}
|
||
}
|
||
|
||
return; // 所有数据包都发送成功
|
||
} on Exception catch (e, s) {
|
||
AppLog.log('APP写入失败: $e $s');
|
||
rethrow;
|
||
}
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
// 如果找不到合适的特性用于写入
|
||
throw Exception('未找到适合写入的蓝牙特性');
|
||
}
|
||
|
||
// 停止扫描蓝牙设备
|
||
Future<void> stopScan() async {
|
||
try {
|
||
await FlutterBluePlus.stopScan();
|
||
AppLog.log('调用停止扫描成功');
|
||
} catch (e) {
|
||
AppLog.log('停止扫描失败');
|
||
}
|
||
}
|
||
|
||
// 断开连接
|
||
Future<void> disconnect() async {
|
||
try {
|
||
connectDeviceMacAddress = '';
|
||
|
||
// 清理MTU监听
|
||
_mtuSubscription?.cancel();
|
||
_mtuSubscription = null;
|
||
_mtuSize = 20; // 重置MTU为默认值
|
||
|
||
if (bluetoothConnectionState == BluetoothConnectionState.connected) {
|
||
//加快蓝牙断连
|
||
await bluetoothConnectDevice!.disconnect(timeout: 3);
|
||
AppLog.log('断开连接成功');
|
||
}
|
||
} on Exception catch (e, _) {
|
||
AppLog.log('断开连接失败: $e');
|
||
} finally {
|
||
bluetoothConnectionState = BluetoothConnectionState.disconnected;
|
||
}
|
||
}
|
||
|
||
Future<void> openBlue() async {
|
||
if (Platform.isAndroid) {
|
||
await FlutterBluePlus.turnOn();
|
||
}
|
||
if (Platform.isIOS) {
|
||
EasyLoading.showToast('请开启蓝牙'.tr, duration: 2000.milliseconds);
|
||
}
|
||
}
|
||
|
||
// 获取当前MTU信息，用于调试
|
||
String getMtuDebugInfo() {
|
||
return 'MTU Debug Info:\n'
|
||
'- Current MTU Size: $_mtuSize\n'
|
||
'- Connected Device: ${bluetoothConnectDevice?.remoteId.str ?? "None"}\n'
|
||
'- Device Name: $connectDeviceName\n'
|
||
'- Connection State: $bluetoothConnectionState\n'
|
||
'- MTU Subscription Active: ${_mtuSubscription != null}';
|
||
}
|
||
|
||
void disposed() {
|
||
_sendStreamSubscription?.cancel();
|
||
_mtuSubscription?.cancel();
|
||
_adapterStateStateSubscription?.cancel();
|
||
_connectionStateSubscription?.cancel();
|
||
|
||
// 重置状态
|
||
_mtuSize = 20;
|
||
connectDeviceName = '';
|
||
connectDeviceMacAddress = '';
|
||
bluetoothConnectDevice = null;
|
||
scanDevices.clear();
|
||
allData.clear();
|
||
lastTimeData.clear();
|
||
}
|
||
}
|