public MqttClientSubscribeOptionsBuilder WithTopicFilter(MqttTopicFilterBuilder topicFilterBuilder)
{
if (topicFilterBuilder == null)
{
throw new ArgumentNullException(nameof(topicFilterBuilder));
}
return(WithTopicFilter(topicFilterBuilder.Build()));
}
public async Task Subscribe(string topic, int qos = 0)
{
var subscribe = new MqttTopicFilterBuilder().WithTopic(topic);
subscribe.WithAtMostOnceQoS();
var topicfilter = subscribe.Build();
dicSubscribe.AddOrUpdate(topic, topicfilter, (k, v) => topicfilter);
await mqttClient.SubscribeAsync(topicfilter);
}
public MqttClientService(IMqttClient mqttClient, IMqttClientOptions options, string[] topics)
{
_mqttClient = mqttClient;
_options = options;
MqttTopicFilterBuilder topicFilterBuilder = new MqttTopicFilterBuilder();
for (int i = 0; i < topics.Length; i++)
{
topicFilterBuilder.WithTopic(topics[i]);
}
_topicFilter = topicFilterBuilder.Build();
}
private async Task SubscribeAsync(string topic)
{
var tfb = new MqttTopicFilterBuilder()
.WithTopic(topic)
.WithAtMostOnceQoS();
var build = tfb.Build();
var opts = new MqttClientSubscribeOptionsBuilder()
.WithTopicFilter(build);
await this.Client.SubscribeAsync(opts.Build(), CancellationToken.None);
this._logger.LogInformation($"Subscribed to: {topic}");
}