Moved MTP::authedId() to AuthSession::Current().

Telegram/SourceFiles/auth_session.h

@@ -0,0 +1,48 @@
+/*
+This file is part of Telegram Desktop,
+the official desktop version of Telegram messaging app, see https://telegram.org
+
+Telegram Desktop is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+It is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+In addition, as a special exception, the copyright holders give permission
+to link the code of portions of this program with the OpenSSL library.
+
+Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
+Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
+*/
+#pragma once
+
+class AuthSession {
+public:
+	AuthSession(UserId userId);
+
+	AuthSession(const AuthSession &other) = delete;
+	AuthSession &operator=(const AuthSession &other) = delete;
+
+	static AuthSession *Current();
+	static UserId CurrentUserId() {
+		auto current = Current();
+		return current ? current->userId() : 0;
+	}
+	static PeerId CurrentUserPeerId() {
+		auto userId = CurrentUserId();
+		return userId ? peerFromUser(userId) : 0;
+	}
+	static UserData *CurrentUser();
+
+	UserId userId() const {
+		return _userId;
+	}
+
+private:
+	UserId _userId = 0;
+
+};