mirror of
https://gitee.com/ThingsGateway/ThingsGateway.git
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125 lines
3.7 KiB
C#
125 lines
3.7 KiB
C#
#region copyright
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//------------------------------------------------------------------------------
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// 此代码版权声明为全文件覆盖，如有原作者特别声明，会在下方手动补充
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// 此代码版权（除特别声明外的代码）归作者本人Diego所有
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// 源代码使用协议遵循本仓库的开源协议及附加协议
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// Gitee源代码仓库：https://gitee.com/diego2098/ThingsGateway
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// Github源代码仓库：https://github.com/kimdiego2098/ThingsGateway
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// 使用文档：https://diego2098.gitee.io/thingsgateway-docs/
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// QQ群：605534569
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//------------------------------------------------------------------------------
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#endregion
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using MQTTnet;
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using MQTTnet.Client;
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using MQTTnet.Diagnostics;
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using System.Text;
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using ThingsGateway.Gateway.Application;
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namespace ThingsGateway.Foundation.Demo;
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/// <summary>
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/// MqttClientPage
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/// </summary>
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public partial class MqttClientPage
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{
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/// <summary>
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/// 日志输出
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/// </summary>
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public Action<LogLevel, object, string, Exception> LogAction;
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/// <summary>
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/// OPC
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/// </summary>
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public IMqttClient MqttClient;
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public MqttClientOptions MqttClientOptions;
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public MqttFactory MqttFactory;
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public string ConnectId;
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public string IP;
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public string Password;
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public int Port;
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public string UserName;
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/// <summary>
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/// <inheritdoc/>
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/// </summary>
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public void Dispose()
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{
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MqttClient.SafeDispose();
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}
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/// <inheritdoc/>
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protected override void OnInitialized()
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{
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var log = new MqttNetEventLogger();
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log.LogMessagePublished += Log_LogMessagePublished;
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MqttFactory = new MqttFactory(log);
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MqttClient = MqttFactory.CreateMqttClient();
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MqttClient.ApplicationMessageReceivedAsync += MqttClient_ApplicationMessageReceivedAsync;
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base.OnInitialized();
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}
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private void Log_LogMessagePublished(object sender, MqttNetLogMessagePublishedEventArgs e)
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{
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new EasyLogger(LogAction) { LogLevel = LogLevel.Trace }.LogOut(e.LogMessage.Level, e.LogMessage.Source, e.LogMessage.Message, e.LogMessage.Exception);
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}
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private async Task Connect()
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{
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try
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{
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await MqttClient.DisconnectAsync();
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await GetMqttClient();
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}
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catch (Exception ex)
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{
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LogAction?.Invoke(LogLevel.Error, null, null, ex);
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}
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}
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private async Task DisConnect()
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{
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try
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{
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await MqttClient.DisconnectAsync();
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}
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catch (Exception ex)
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{
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LogAction?.Invoke(LogLevel.Error, null, null, ex);
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}
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}
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private async Task<IMqttClient> GetMqttClient()
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{
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//载入配置
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MqttClientOptions = MqttFactory.CreateClientOptionsBuilder()
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.WithClientId(ConnectId)
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.WithCredentials(UserName, Password)//账密
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.WithTcpServer(IP, Port)//服务器
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.WithCleanSession(true)
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.WithKeepAlivePeriod(TimeSpan.FromSeconds(120.0))
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.WithoutThrowOnNonSuccessfulConnectResponse()
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.Build();
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await MqttClient.ConnectAsync(MqttClientOptions);
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return MqttClient;
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}
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private void LogOut(byte logLevel, object source, string message, Exception exception) => LogAction?.Invoke((LogLevel)logLevel, source, message, exception);
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private Task MqttClient_ApplicationMessageReceivedAsync(MqttApplicationMessageReceivedEventArgs args)
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{
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LogAction?.Invoke(LogLevel.Info, this, $"[{args.ApplicationMessage.Topic}]：{Encoding.UTF8.GetString(args.ApplicationMessage.PayloadSegment)}", null);
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return Task.CompletedTask;
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}
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public Task StateHasChangedAsync()
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{
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return InvokeAsync(StateHasChanged);
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}
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} |