部分优化提交

star_lock/lib/talk/udp/udp_manage.dart

@@ -1,4 +1,3 @@
-
 import 'dart:async';
 import 'dart:io';
 
@@ -7,24 +6,28 @@ import 'package:star_lock/talk/udp/udp_reciverData.dart';
 import '../../blue/io_tool/io_model.dart';
 import '../../blue/io_tool/manager_event_bus.dart';
 
-class UDPManage{
+class UDPManage {
   static UDPManage? _manager;
 
   UDPManage._init() {
     initUdp();
-    _streamSubscription = EventBusManager().eventBus!.on<EventSendModel>().listen((EventSendModel sendModel) {
+    _streamSubscription = EventBusManager()
+        .eventBus!
+        .on<EventSendModel>()
+        .listen((EventSendModel sendModel) {
       // print("sendModel.sendChannel:${sendModel.sendChannel}");
-      if(sendModel.sendChannel == DataChannel.udp){
+      if (sendModel.sendChannel == DataChannel.udp) {
         List<int> data = sendModel.data;
         sendData(data);
       }
     });
   }
 
-  static UDPManage _share(){
+  static UDPManage _share() {
     _manager ??= UDPManage._init();
     return _manager!;
   }
+
   factory UDPManage() => _share();
   UDPManage get manager => _share();
 
@@ -35,7 +38,7 @@ class UDPManage{
   // String? _mIp = '';
   String host = '';
   int port = 0;
-  String lockId = '';// 锁id 通过锁id来判断是哪把锁发对讲过来
+  String lockId = ''; // 锁id 通过锁id来判断是哪把锁发对讲过来
 
   void initUdp() async {
     var listAddress = InternetAddress.lookup(host!);
@@ -49,25 +52,26 @@ class UDPManage{
   }
 
   Future<Null> _initUdp() async {
-    if(port == 0){
+    if (port == 0) {
       print('❌ Udp ----> _port == 0');
       return;
     }
     print('Udp ----> host:$host port:$port');
     var addressIListenFrom = InternetAddress.anyIPv4;
     int portIListenOn = 62288;
-    RawDatagramSocket.bind(addressIListenFrom, portIListenOn).then((RawDatagramSocket socket){
+    RawDatagramSocket.bind(addressIListenFrom, portIListenOn)
+        .then((RawDatagramSocket socket) {
       _udpSocket = socket;
+
       ///广播功能
       _udpSocket!.broadcastEnabled = true;
       _onReceiveData(socket);
     });
   }
 
-
   void _onReceiveData(RawDatagramSocket socket) {
     socket.listen((RawSocketEvent event) {
-      if(event == RawSocketEvent.read){
+      if (event == RawSocketEvent.read) {
         Datagram? dg = socket.receive();
         try {
           // print('Did received data on the stream (length --> ${dg!.data.length}) dg!.data:${dg!.data}');
@@ -81,8 +85,8 @@ class UDPManage{
   }
 
   void sendData(List<int> data) {
-    if(null == _udpSocket || null == data || data.isEmpty || host == ''){
-      if(null == _udpSocket ){
+    if (null == _udpSocket || null == data || data.isEmpty || host == '') {
+      if (null == _udpSocket) {
         print('❌ Udp ----> null == _udpSocket');
         initUdp();
       }
@@ -90,27 +94,23 @@ class UDPManage{
     }
     try {
       // print("sendData:$data");
-      var result = _udpSocket?.send(data, InternetAddress(host!), port!);
-      if(result != data.length) {
+      var result = _udpSocket?.send(data, InternetAddress(host), port);
+      if (result != data.length) {
         print('❌Udp ---->   send data $result ${data.length}');
         _udpSocket = null;
       }
-    }catch (e){
-
-    }
+    } catch (e) {}
   }
 
   bool exit() {
-    if(null != _udpSocket) {
+    if (null != _udpSocket) {
       print('❌ Udp ----> close');
       _udpSocket?.close();
     }
     return true;
   }
 
-
   void disposed() {
     _streamSubscription?.cancel();
   }
-
-}
+}