tdesktop/Telegram/SourceFiles/data/data_forum_topic.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 "dialogs/dialogs_entry.h"
#include "dialogs/ui/dialogs_message_view.h"
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class ChannelData;
namespace Dialogs {
class MainList;
} // namespace Dialogs
namespace Main {
class Session;
} // namespace Main
namespace Data {
class Session;
class Forum;
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class ForumTopic final : public Dialogs::Entry {
public:
static constexpr auto kGeneralId = 1;
ForumTopic(not_null<History*> history, MsgId rootId);
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~ForumTopic();
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ForumTopic(const ForumTopic &) = delete;
ForumTopic &operator=(const ForumTopic &) = delete;
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[[nodiscard]] not_null<ChannelData*> channel() const;
[[nodiscard]] not_null<History*> history() const;
[[nodiscard]] not_null<Forum*> forum() const;
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[[nodiscard]] MsgId rootId() const;
[[nodiscard]] bool isGeneral() const {
return (_rootId == kGeneralId);
}
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void setRealRootId(MsgId realId);
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void applyTopic(const MTPForumTopic &topic);
TimeId adjustedChatListTimeId() const override;
int fixedOnTopIndex() const override;
bool shouldBeInChatList() const override;
int chatListUnreadCount() const override;
bool chatListUnreadMark() const override;
bool chatListMutedBadge() const override;
Dialogs::UnreadState chatListUnreadState() const override;
HistoryItem *chatListMessage() const override;
bool chatListMessageKnown() const override;
void requestChatListMessage() override;
const QString &chatListName() const override;
const QString &chatListNameSortKey() const override;
const base::flat_set<QString> &chatListNameWords() const override;
const base::flat_set<QChar> &chatListFirstLetters() const override;
[[nodiscard]] HistoryItem *lastMessage() const;
[[nodiscard]] HistoryItem *lastServerMessage() const;
[[nodiscard]] bool lastMessageKnown() const;
[[nodiscard]] bool lastServerMessageKnown() const;
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[[nodiscard]] QString title() const;
void applyTitle(const QString &title);
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[[nodiscard]] DocumentId iconId() const;
void applyIconId(DocumentId iconId);
void applyItemAdded(not_null<HistoryItem*> item);
void applyItemRemoved(MsgId id);
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void loadUserpic() override;
void paintUserpic(
Painter &p,
std::shared_ptr<Data::CloudImageView> &view,
const Dialogs::Ui::PaintContext &context) const override;
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[[nodiscard]] int unreadCount() const;
[[nodiscard]] bool unreadCountKnown() const;
[[nodiscard]] int unreadCountForBadge() const; // unreadCount || unreadMark ? 1 : 0.
void setUnreadCount(int newUnreadCount);
void setUnreadMark(bool unread);
[[nodiscard]] bool unreadMark() const;
Ui::Text::String cloudDraftTextCache;
Dialogs::Ui::MessageView lastItemDialogsView;
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private:
void indexTitleParts();
void applyTopicTopMessage(MsgId topMessageId);
void applyTopicFields(
int unreadCount,
MsgId maxInboxRead,
MsgId maxOutboxRead);
void setLastMessage(HistoryItem *item);
void setLastServerMessage(HistoryItem *item);
void setChatListMessage(HistoryItem *item);
void setInboxReadTill(MsgId upTo);
void setOutboxReadTill(MsgId upTo);
int chatListNameVersion() const override;
const not_null<History*> _history;
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const not_null<Dialogs::MainList*> _list;
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MsgId _rootId = 0;
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QString _title;
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DocumentId _iconId = 0;
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base::flat_set<QString> _titleWords;
base::flat_set<QChar> _titleFirstLetters;
int _titleVersion = 0;
std::unique_ptr<Ui::Text::CustomEmoji> _icon;
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std::optional<MsgId> _inboxReadBefore;
std::optional<MsgId> _outboxReadBefore;
std::optional<int> _unreadCount;
std::optional<HistoryItem*> _lastMessage;
std::optional<HistoryItem*> _lastServerMessage;
std::optional<HistoryItem*> _chatListMessage;
bool _unreadMark = false;
rpl::lifetime _lifetime;
};
} // namespace Data