/// <summary>
/// Hub method. Called when client sends a broadcast message.
/// </summary>
/// <param name="messageId">The messageId generated by client side</param>
/// <param name="sender">The client who send the message</param>
/// <param name="payload">The message content. Can be string / binary object in base64</param>
/// <param name="isImage">Whether incoming message is an image message</param>
/// <returns></returns>
public async Task OnBroadcastMessageReceived(string messageId, string sender, string payload, bool isImage)
{
_logger.LogInformation("OnBroadcastMessageReceived {0} {1} payload size={2}", messageId, sender, payload.Length);
// Create message
Message message = _messageFactory.CreateBroadcastMessage(messageId, sender, payload, isImage, DateTime.UtcNow);
// Send back server ack without waiting for method result
long receivedTimeInLong = CSharpDateTimeToJavaLong(message.SendTime);
_ = Clients.Client(Context.ConnectionId).SendAsync("serverAck", message.MessageId, receivedTimeInLong);
// Try to store the message
bool success = await _messageStorage.TryStoreMessageAsync(message);
// Only send messages out when storage was a success
if (success)
{
await SendBroadCastMessage(message);
}
}
