/**
* Send a message to a single recipient.
*
* @param recipient The message's destination.
* @param message The message.
* @throws UntrustedIdentityException
* @throws IOException
*/
public async void sendMessage(TextSecureAddress recipient, TextSecureDataMessage message)
{
byte[] content = await createMessageContent(message);
ulong timestamp = message.getTimestamp();
SendMessageResponse response = sendMessage(recipient, timestamp, content, true);
if (response != null && response.getNeedsSync())
{
byte[] syncMessage = createMultiDeviceSentTranscriptContent(content, new May<TextSecureAddress>(recipient), timestamp);
sendMessage(localAddress, timestamp, syncMessage, false);
}
if (message.isEndSession())
{
store.DeleteAllSessions(recipient.getNumber());
if (eventListener.HasValue)
{
eventListener.ForceGetValue().onSecurityEvent(recipient);
}
}
}
private async Task<byte[]> createMessageContent(TextSecureDataMessage message)// throws IOException
{
DataMessage.Builder builder = DataMessage.CreateBuilder();
/*List<AttachmentPointer> pointers = createAttachmentPointers(message.getAttachments());
if (!pointers.Any()) // TODO:check
{
builder.AddRangeAttachments(pointers);
}*/
if (message.getBody().HasValue)
{
builder.SetBody(message.getBody().ForceGetValue());
}
if (message.getGroupInfo().HasValue)
{
builder.SetGroup(createGroupContent(message.getGroupInfo().ForceGetValue()));
}
if (message.isEndSession())
{
builder.SetFlags((uint)DataMessage.Types.Flags.END_SESSION);
}
return builder.Build().ToByteArray();
}