08. User online status - gappein/gappein-chat-sdk GitHub Wiki
Case 01.
To set user online status use,
ChatClient.getInstance().setUserOnline("my_user_token", status = true/false)
Case 02.
ChatClient.getInstance().isUserOnline("user_token"){ isOnline,lastOnlineAt->
if(isOnline){
//lastOnlineAt will be empty
}else{
//lastOnlineAt will return time object
}
}