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Add async handler interfaces for connected and disconnected to allow async code to execute on connect

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This commit is contained in:
Dominik Psenner
2019-02-15 15:02:15 +01:00
parent 6c5c9e5bf2
commit a1f414a06d
8 changed files with 129 additions and 10 deletions
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Source/MQTTnet/Client/MqttClientExtensions.cs
+26 -2
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@@ -15,6 +15,30 @@ namespace MQTTnet.Client
{
public static class MqttClientExtensions
{
public static IMqttClient UseConnectedHandler(this IMqttClient client, Func<MqttClientConnectedEventArgs, Task> handler)
{
if (handler == null)
{
client.ConnectedHandler = null;
return client;
}
client.ConnectedHandler = new MqttClientConnectedHandlerDelegate(handler);
return client;
}
public static IMqttClient UseDisconnectedHandler(this IMqttClient client, Func<MqttClientDisconnectedEventArgs, Task> handler)
{
if (handler == null)
{
client.DisconnectedHandler = null;
return client;
}
client.DisconnectedHandler = new MqttClientDisconnectedHandlerDelegate(handler);
return client;
}
public static IMqttClient UseReceivedApplicationMessageHandler(this IMqttClient client, Func<MqttApplicationMessageHandlerContext, Task> handler)
{
if (handler == null)
@@ -143,7 +167,7 @@ namespace MQTTnet.Client
await client.PublishAsync(applicationMessage).ConfigureAwait(false);
}
}
public static Task<MqttClientPublishResult> PublishAsync(this IMqttClient client, string topic)
{
if (client == null) throw new ArgumentNullException(nameof(client));
@@ -175,7 +199,7 @@ namespace MQTTnet.Client
.WithPayload(payload)
.Build());
}
public static Task<MqttClientPublishResult> PublishAsync(this IMqttClient client, string topic, string payload, MqttQualityOfServiceLevel qualityOfServiceLevel)
{
if (client == null) throw new ArgumentNullException(nameof(client));