Method closeForum

Telegram/SourceFiles/window/window_session_controller.cpp:2200–2215

}

void SessionController::closeForum() {
	if (const auto forum = _shownForum.current()) {
		const auto id = windowId();
		if (id.type == SeparateType::Forum) {
			const auto initial = id.forum();
			if (!initial || initial == forum) {
				Core::App().closeWindow(_window);
			} else {
				showForum(initial);
			}
			return;
		}
	}
	_shownForumLifetime.destroy();
	_shownForum = nullptr;
}

void SessionController::setupPremiumToast() {
	rpl::combine(