Method topicFor

Telegram/SourceFiles/data/data_forum.cpp:610–616

}

ForumTopic *Forum::topicFor(MsgId rootId) {
	if (!rootId) {
		return nullptr;
	}
	const auto i = _topics.find(rootId);
	return (i != end(_topics)) ? i->second.get() : nullptr;
}

ForumTopic *Forum::enforceTopicFor(MsgId rootId) {
	Expects(rootId != 0);