Method searchTopics

Telegram/SourceFiles/dialogs/dialogs_widget.cpp:2895–2934

}

void Widget::searchTopics() {
	if (_topicSearchRequest || _topicSearchFull) {
		return;
	}
	_api.request(base::take(_topicSearchRequest)).cancel();
	_topicSearchRequest = _api.request(MTPmessages_GetForumTopics(
		MTP_flags(MTPmessages_GetForumTopics::Flag::f_q),
		_openedForum->peer()->input(),
		MTP_string(_topicSearchQuery),
		MTP_int(_topicSearchOffsetDate),
		MTP_int(_topicSearchOffsetId),
		MTP_int(_topicSearchOffsetTopicId),
		MTP_int(kSearchPerPage)
	)).done([=](const MTPmessages_ForumTopics &result) {
		_topicSearchRequest = 0;
		const auto savedTopicId = _topicSearchOffsetTopicId;
		const auto byCreation = result.data().is_order_by_create_date();
		_openedForum->applyReceivedTopics(result, [&](
				not_null<Data::ForumTopic*> topic) {
			_topicSearchOffsetTopicId = topic->rootId();
			if (byCreation) {
				_topicSearchOffsetDate = topic->creationDate();
				if (const auto last = topic->lastServerMessage()) {
					_topicSearchOffsetId = last->id;
				}
			} else if (const auto last = topic->lastServerMessage()) {
				_topicSearchOffsetId = last->id;
				_topicSearchOffsetDate = last->date();
			}
			_inner->appendToFiltered(topic);
		});
		if (_topicSearchOffsetTopicId != savedTopicId) {
			_inner->refresh();
		} else {
			_topicSearchFull = true;
		}
	}).fail([=] {
		_topicSearchFull = true;
	}).send();
}

void Widget::searchMore() {
	const auto process = currentSearchProcess();