tdesktop/Telegram/SourceFiles/data/data_scheduled_messages.h

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/*
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 "history/history_item.h"
#include "base/timer.h"
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class History;
namespace Main {
class Session;
} // namespace Main
namespace Data {
class Session;
struct MessagesSlice;
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class ScheduledMessages final {
public:
explicit ScheduledMessages(not_null<Session*> owner);
ScheduledMessages(const ScheduledMessages &other) = delete;
ScheduledMessages &operator=(const ScheduledMessages &other) = delete;
~ScheduledMessages();
[[nodiscard]] MsgId lookupId(not_null<HistoryItem*> item) const;
[[nodiscard]] HistoryItem *lookupItem(PeerId peer, MsgId msg) const;
[[nodiscard]] HistoryItem *lookupItem(FullMsgId itemId) const;
[[nodiscard]] int count(not_null<History*> history) const;
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void checkEntitiesAndUpdate(const MTPDmessage &data);
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void apply(const MTPDupdateNewScheduledMessage &update);
void apply(const MTPDupdateDeleteScheduledMessages &update);
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void apply(
const MTPDupdateMessageID &update,
not_null<HistoryItem*> local);
void appendSending(not_null<HistoryItem*> item);
void removeSending(not_null<HistoryItem*> item);
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void sendNowSimpleMessage(
const MTPDupdateShortSentMessage &update,
not_null<HistoryItem*> local);
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[[nodiscard]] rpl::producer<> updates(not_null<History*> history);
[[nodiscard]] Data::MessagesSlice list(not_null<History*> history);
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static constexpr auto kScheduledUntilOnlineTimestamp = TimeId(0x7FFFFFFE);
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private:
using OwnedItem = std::unique_ptr<HistoryItem, HistoryItem::Destroyer>;
struct List {
std::vector<OwnedItem> items;
base::flat_map<MsgId, not_null<HistoryItem*>> itemById;
base::flat_map<not_null<HistoryItem*>, MsgId> idByItem;
};
struct Request {
mtpRequestId requestId = 0;
crl::time lastReceived = 0;
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};
void request(not_null<History*> history);
void parse(
not_null<History*> history,
const MTPmessages_Messages &list);
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HistoryItem *append(
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not_null<History*> history,
List &list,
const MTPMessage &message);
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void clearNotSending(not_null<History*> history);
void updated(
not_null<History*> history,
const base::flat_set<not_null<HistoryItem*>> &added,
const base::flat_set<not_null<HistoryItem*>> &clear);
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void sort(List &list);
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void remove(not_null<const HistoryItem*> item);
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[[nodiscard]] uint64 countListHash(const List &list) const;
void clearOldRequests();
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const not_null<Main::Session*> _session;
base::Timer _clearTimer;
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base::flat_map<not_null<History*>, List> _data;
base::flat_map<not_null<History*>, Request> _requests;
rpl::event_stream<not_null<History*>> _updates;
rpl::lifetime _lifetime;
};
} // namespace Data