tdesktop/Telegram/SourceFiles/api/api_messages_search.h

65 lines
1.3 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
#include "mtproto/sender.h"
class HistoryItem;
class History;
class PeerData;
namespace Main {
class Session;
} // namespace Main
namespace Api {
struct FoundMessages {
int total = -1;
MessageIdsList messages;
QString nextToken;
};
class MessagesSearch final {
public:
explicit MessagesSearch(
not_null<Main::Session*> session,
not_null<History*> history);
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<Main::Session*> _session;
const not_null<History*> _history;
MTP::Sender _api;
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