private void ParseResponse(NikoMessage message)
{
List <object> data;
var parser = PayloadParserFactory.GetParser(message.Method);
try
{
data = parser.Parse((JsonElement)message.Params);
}
catch (Exception e)
{
var error = new ResponseError(Constants.Errors.MessageParsingError, e.Message, message.Method);
_messageObservable.MessageReceived(new Message(message.Method, error));
return;
}
_messageObservable.MessageReceived(new Message(message.Method, data));
Logger.WriteInfo($"{data?.Count ?? 0} item(s) received.");
if (Logger.IsEnabled && data != null)
{
Logger.WriteReceived(JsonSerializer.Serialize(data));
}
}
private void ParseError(NikoMessage message)
{
var parser = PayloadParserFactory.GetParser(Constants.Messages.Error);
var errorraw = parser.Parse((JsonElement)message.Params).Cast <IError>().ToList();
var error = new ResponseError(errorraw.First().ErrCode, errorraw.First().ErrMessage, message.Method);
_messageObservable.MessageReceived(new Message(message.Method, error));
}
public Task <ConnectionResult> Connect(string hostname, string token, CancellationToken canceltoken = default)
{
var tcs = new TaskCompletionSource <ConnectionResult>();
var factory = new MqttFactory();
_mqttClient = factory.CreateMqttClient();
var options = new MqttClientOptionsBuilder()
.WithClientId(Guid.NewGuid().ToString())
.WithTcpServer(hostname, 8884)
.WithCredentials("hobby", token)
.WithTls(new MqttClientOptionsBuilderTlsParameters
{
UseTls = true,
SslProtocol = SslProtocols.Tls12,
CertificateValidationCallback =
(X509Certificate x, X509Chain y, SslPolicyErrors z, IMqttClientOptions o) => true
})
.WithCleanSession()
.Build();
_mqttClient.UseConnectedHandler(d =>
{
try
{
tcs.TrySetResult(
new ConnectionResult((ConnectResultCode)d.AuthenticateResult.ResultCode));
}
catch (Exception e)
{
tcs.TrySetException(e);
}
});
_mqttClient.UseApplicationMessageReceivedHandler(d =>
{
Logger.WriteInfo($"Message received {d.ApplicationMessage.Topic}");
var payload = System.Text.Encoding.Default.GetString(d.ApplicationMessage.Payload);
Logger.WriteReceivedRaw($"Message received { payload }");
try
{
var msgtype = d.ApplicationMessage.Topic.Split('/').Last();
INikoMessage response = null;
var doc = JsonDocument.Parse(payload);
switch (msgtype)
{
case "cmd":
break;
case "evt":
var evtparams = JsonDocument.Parse(doc.RootElement.GetProperty("Params").GetRawText()).RootElement;
response = new NikoMessage {
MessageType = NikoMessageType.Evt, Method = doc.RootElement.GetProperty("Method").GetString(), Params = evtparams, CorrelationData = Guid.Empty
};
break;
case "rsp":
var rspparams = JsonDocument.Parse(doc.RootElement.GetProperty("Params").GetRawText()).RootElement;
response = new NikoMessage {
MessageType = NikoMessageType.Rsp, Method = doc.RootElement.GetProperty("Method").GetString(), Params = rspparams, CorrelationData = Guid.Empty
};
break;
case "err":
response = new NikoMessage {
MessageType = NikoMessageType.Err, Method = doc.RootElement.GetProperty("Method").GetString(), Params = doc
};
break;
}
ResponseObservable.MessageReceived(response);
}
catch (Exception e)
{
Console.WriteLine(e);
throw;
}
});
_mqttClient.UseDisconnectedHandler(d =>
{
Disconnected?.Invoke(this, EventArgs.Empty);
});
_mqttClient.ConnectAsync(options, canceltoken);
return(tcs.Task);
}
