Events List

List of possible events on the system as well as the reaction on the application components.

Possible events	Code	BackEnd reaction	FrontEnd reaction
Add song	ADDTRACK	Notify added song	Request playlist
Votes change	CHANGEVOTES	Notify votes change	Request playlist
Song Change	CHANGEPLAYING	Notify Song change	Skip to next Song
Someone joined room	ADDPERSON	Notify room has changed	request room metadata
Someone left room	REMOVEPERSON	Notify room has changed	request room metadata

* Please note that song removal is not an event since the removal of a song is just a consequence of it ending up without votes.