private Dictionary <ClientUser, List <Message> > GetFullMessageHistory()
{
Dictionary <ClientUser, List <Message> > messageHistoryDict = new Dictionary <ClientUser, List <Message> >();
List <ClientUser> contactsList = _serverService.GetChatList(CurrentUser).ToList();
foreach (var contact in contactsList)
{
List <Message> messageHistory =
_serverService.GetMessagesHistory(CurrentUser, contact).ToList();
messageHistoryDict.Add(contact, messageHistory);
}
return(messageHistoryDict);
}