/// <summary>
///
/// </summary>
/// <param name="eventType"></param>
/// <param name="eventHandler"></param>
/// <returns></returns>
public Task AddEventListenerAsync(FDC3EventType eventType, Action <FDC3Event> eventHandler)
{
var hasAny = FDC3Handlers.HasEventListener(this.ChannelId);
FDC3Handlers.FDC3ChannelEventHandlers[this.ChannelId].Add(eventType, eventHandler);
if (!hasAny)
{
return(connection.AddChannelEventListenerAsync(this.ChannelId, eventType));
}
else
{
return(new TaskCompletionSource <object>(null).Task);
}
}
/// <summary>
/// Adds the event that is fired when a window broadcasts on this channel
/// </summary>
/// <param name="listener"></param>
/// <returns></returns>
public Task AddContextListenerAsync(Action <ContextBase> listener)
{
var channelContextListener = new ChannelContextListener
{
Channel = this,
Handler = listener
};
var hasAny = FDC3Handlers.HasContextListener(this.ChannelId);
FDC3Handlers.ChannelContextHandlers.Add(channelContextListener);
if (!hasAny)
{
return(connection.AddChannelContextListenerAsync(this.ChannelId));
}
else
{
return(new TaskCompletionSource <object>(null).Task);
}
}
/// <summary>
/// Ads a listener for incoming intents from the agent
/// </summary>
/// <param name="intent">The intent to listen for</param>
/// <param name="handler">The handler to be called when an intent in received</param>
public Task AddIntentListenerAsync(string intent, Action <ContextBase> handler)
{
var hasIntent = FDC3Handlers.HasIntentHandler(intent);
if (FDC3Handlers.IntentHandlers.Any(x => x.Key == intent))
{
FDC3Handlers.IntentHandlers[intent] += handler;
}
else
{
FDC3Handlers.IntentHandlers.Add(intent, handler);
}
if (!hasIntent)
{
return(channelClient.DispatchAsync(ApiFromClientTopic.AddIntentListener, new { intent }));;
}
else
{
return(Task.FromResult <object>(null));
}
}
