public IActionResult SaveRoom(string json, int tzOffset, int lang = 1)
{
VirtualRoom room = null;
if (json != null && json.Length > 0)
{
room = JsonConvert.DeserializeObject <VirtualRoom>(json);
}
return(Json(ScheduleDB.SaveRoom(room, tzOffset, lang, GetConfiguration().GetConnectionString(DEFAULT_CONNECTION))));
}