public async Task DisconnectAsync()
{
try
{
await _client.DisconnectAsync();
}
catch (Exception ex)
{
_logger.LogError("DisconnectAsync error:\n" + ex.ToString());
}
}
public async Task DisconnectAsync()
{
if (client == null)
{
return;
}
if (!client.IsConnected)
{
return;
}
await client.DisconnectAsync();
}
private void ConnectButton_Click(object sender, RoutedEventArgs e)
{
if (mqttClient.IsConnected)
{
Task.Run(async() =>
{
try
{
await mqttClient.DisconnectAsync();
}
catch { }
});
}
else
{
MqttIsConnected = true;
var temp = new MqttClientOptionsBuilder()
.WithClientId(Tools.Global.setting.mqttClientID)
.WithTcpServer(Tools.Global.setting.mqttServer, Tools.Global.setting.mqttPort)
.WithCredentials(Tools.Global.setting.mqttUser, Tools.Global.setting.mqttPassword)
.WithKeepAlivePeriod(new TimeSpan(0, 0, Tools.Global.setting.mqttKeepAlive));
if (Tools.Global.setting.mqttTLS)
{
temp.WithTls();
}
if (Tools.Global.setting.mqttCleanSession)
{
temp.WithCleanSession();
}
var options = temp.Build();
Task.Run(async() =>
{
try
{
await mqttClient.ConnectAsync(options, CancellationToken.None);
}
catch { }
});
}
}
public Task DisconnectAsync(CancellationToken cancellationToken)
{
client.UseConnectedHandler((Action <MqttClientConnectedEventArgs>)null);
client.UseDisconnectedHandler((Action <MqttClientDisconnectedEventArgs>)null);
return(client.DisconnectAsync(new MqttClientDisconnectOptions(), cancellationToken));
}