public async Task SendARSMessage(VehicleArriveEvent message)
{
var messageJson = JsonConvert.SerializeObject(message);
using EventDataBatch eventBatch = await _arrivalClient.CreateBatchAsync();
eventBatch.TryAdd(new EventData(Encoding.UTF8.GetBytes(messageJson)));
Console.WriteLine($"Sending ARS message {messageJson}");
await _arrivalClient.SendAsync(eventBatch);
}
public async void InitializeConnection(StreamConnectionSettings settings,
Func <VehicleArriveEvent, Task> arsMessageReceivedCallback, Func <VehiclePositionEvent, Task> vpMessageReceivedCallback)
{
var options = new MqttClientOptionsBuilder()
.WithWebSocketServer(settings.ServerAddress)
.WithTls()
.Build();
_client.UseConnectedHandler(async e =>
{
Console.WriteLine("### CONNECTED WITH SERVER ###");
await _client.SubscribeAsync(new MqttTopicFilterBuilder().WithTopic(settings.ChannelName).Build());
Console.WriteLine("### SUBSCRIBED ###");
});
_client.UseApplicationMessageReceivedHandler(async eventArgs =>
{
var stringMessage = System.Text.Encoding.UTF8.GetString(eventArgs.ApplicationMessage.Payload);
var vpEvent = JsonConvert.DeserializeObject <VPEvent>(stringMessage);
if (vpEvent.Event != null)
{
Console.WriteLine($"VP event received: {eventArgs.ApplicationMessage.Topic}");
var message = new VehiclePositionEvent(vpEvent.Event);
await vpMessageReceivedCallback(message);
return;
}
var arsEvent = JsonConvert.DeserializeObject <ARSEvent>(stringMessage);
if (arsEvent.Event != null)
{
Console.WriteLine($"ARS event received: {eventArgs.ApplicationMessage.Topic}");
var direction = GetDirectionFromTopic(eventArgs.ApplicationMessage.Topic);
var nextStop = GetNextStopFromTopic(eventArgs.ApplicationMessage.Topic);
var message = new VehicleArriveEvent(arsEvent.Event, nextStop, direction);
await arsMessageReceivedCallback(message);
return;
}
});
await _client.ConnectAsync(options, CancellationToken.None);
}
public Task SendARSMessage(VehicleArriveEvent message)
{
throw new NotImplementedException();
}
