tdesktop/Telegram/SourceFiles/api/api_messages_search.h

56 lines
1.2 KiB
C++

/*
This file is part of Telegram Desktop,
the official desktop application for the Telegram messaging service.
For license and copyright information please follow this link:
https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
*/
#pragma once
class HistoryItem;
class History;
class PeerData;
namespace Api {
struct FoundMessages {
int total = -1;
MessageIdsList messages;
QString nextToken;
};
class MessagesSearch final {
public:
explicit MessagesSearch(not_null<History*> history);
~MessagesSearch();
void searchMessages(const QString &query, PeerData *from);
void searchMore();
[[nodiscard]] rpl::producer<FoundMessages> messagesFounds() const;
private:
using TLMessages = MTPmessages_Messages;
void searchRequest();
void searchReceived(
const TLMessages &result,
mtpRequestId requestId,
const QString &nextToken);
const not_null<History*> _history;
base::flat_map<QString, TLMessages> _cacheOfStartByToken;
QString _query;
PeerData *_from = nullptr;
MsgId _offsetId;
int _searchInHistoryRequest = 0; // Not real mtpRequestId.
mtpRequestId _requestId = 0;
rpl::event_stream<FoundMessages> _messagesFounds;
};
} // namespace Api