Function handleSendMessageCommand

handleSendMessageCommand(sessions, command): Promise<SendMessageResponse>
Send Message Command Handler. If the message is not empty, generates a MessageSentEvent.
Parameters
- sessions: SessionRepository
  Session repository
- command: SendMessageCommand
  Send message command
Returns Promise<SendMessageResponse>
A Send Message Response to send back to the client specifying the success/failure
- Defined in application/commandHandlers/chatCommandHandlers.ts:17