tdesktop/Telegram/SourceFiles/data/data_stories.h

322 lines
9.2 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
#include "base/qt/qt_compare.h"
#include "base/expected.h"
#include "base/timer.h"
#include "base/weak_ptr.h"
#include "data/data_story.h"
namespace Main {
class Session;
} // namespace Main
namespace Ui {
class Show;
enum class ReportReason;
} // namespace Ui
namespace Data {
class Session;
struct StoryView;
struct StoryIdDates;
class Story;
class StoryPreload;
struct StoriesIds {
base::flat_set<StoryId, std::greater<>> list;
friend inline bool operator==(
const StoriesIds&,
const StoriesIds&) = default;
};
struct StoriesSourceInfo {
PeerId id = 0;
TimeId last = 0;
bool unread = false;
bool premium = false;
friend inline bool operator==(
StoriesSourceInfo,
StoriesSourceInfo) = default;
};
struct StoriesSource {
not_null<UserData*> user;
base::flat_set<StoryIdDates> ids;
StoryId readTill = 0;
bool hidden = false;
[[nodiscard]] StoriesSourceInfo info() const;
[[nodiscard]] bool unread() const;
[[nodiscard]] StoryIdDates toOpen() const;
friend inline bool operator==(StoriesSource, StoriesSource) = default;
};
enum class NoStory : uchar {
Unknown,
Deleted,
};
enum class StorySourcesList : uchar {
NotHidden,
Hidden,
};
struct StoriesContextSingle {
friend inline auto operator<=>(
StoriesContextSingle,
StoriesContextSingle) = default;
friend inline bool operator==(StoriesContextSingle, StoriesContextSingle) = default;
};
struct StoriesContextPeer {
friend inline auto operator<=>(
StoriesContextPeer,
StoriesContextPeer) = default;
friend inline bool operator==(StoriesContextPeer, StoriesContextPeer) = default;
};
struct StoriesContextSaved {
friend inline auto operator<=>(
StoriesContextSaved,
StoriesContextSaved) = default;
friend inline bool operator==(StoriesContextSaved, StoriesContextSaved) = default;
};
struct StoriesContextArchive {
friend inline auto operator<=>(
StoriesContextArchive,
StoriesContextArchive) = default;
friend inline bool operator==(StoriesContextArchive, StoriesContextArchive) = default;
};
struct StoriesContext {
std::variant<
StoriesContextSingle,
StoriesContextPeer,
StoriesContextSaved,
StoriesContextArchive,
StorySourcesList> data;
friend inline auto operator<=>(
StoriesContext,
StoriesContext) = default;
friend inline bool operator==(StoriesContext, StoriesContext) = default;
};
inline constexpr auto kStorySourcesListCount = 2;
class Stories final : public base::has_weak_ptr {
public:
explicit Stories(not_null<Session*> owner);
~Stories();
static constexpr auto kPinnedToastDuration = 4 * crl::time(1000);
[[nodiscard]] Session &owner() const;
[[nodiscard]] Main::Session &session() const;
void updateDependentMessages(not_null<Data::Story*> story);
void registerDependentMessage(
not_null<HistoryItem*> dependent,
not_null<Data::Story*> dependency);
void unregisterDependentMessage(
not_null<HistoryItem*> dependent,
not_null<Data::Story*> dependency);
void loadMore(StorySourcesList list);
void apply(const MTPDupdateStory &data);
void apply(not_null<PeerData*> peer, const MTPUserStories *data);
Story *applyFromWebpage(PeerId peerId, const MTPstoryItem &story);
void loadAround(FullStoryId id, StoriesContext context);
const StoriesSource *source(PeerId id) const;
[[nodiscard]] const std::vector<StoriesSourceInfo> &sources(
StorySourcesList list) const;
[[nodiscard]] bool sourcesLoaded(StorySourcesList list) const;
[[nodiscard]] rpl::producer<> sourcesChanged(
StorySourcesList list) const;
[[nodiscard]] rpl::producer<PeerId> sourceChanged() const;
[[nodiscard]] rpl::producer<PeerId> itemsChanged() const;
[[nodiscard]] base::expected<not_null<Story*>, NoStory> lookup(
FullStoryId id) const;
void resolve(FullStoryId id, Fn<void()> done);
[[nodiscard]] std::shared_ptr<HistoryItem> resolveItem(FullStoryId id);
[[nodiscard]] std::shared_ptr<HistoryItem> resolveItem(
not_null<Story*> story);
[[nodiscard]] bool isQuitPrevent();
void markAsRead(FullStoryId id, bool viewed);
void toggleHidden(
PeerId peerId,
bool hidden,
std::shared_ptr<Ui::Show> show);
static constexpr auto kViewsPerPage = 50;
void loadViewsSlice(
StoryId id,
std::optional<StoryView> offset,
Fn<void(std::vector<StoryView>)> done);
[[nodiscard]] const StoriesIds &archive() const;
[[nodiscard]] rpl::producer<> archiveChanged() const;
[[nodiscard]] int archiveCount() const;
[[nodiscard]] bool archiveCountKnown() const;
[[nodiscard]] bool archiveLoaded() const;
void archiveLoadMore();
[[nodiscard]] const StoriesIds *saved(PeerId peerId) const;
[[nodiscard]] rpl::producer<PeerId> savedChanged() const;
[[nodiscard]] int savedCount(PeerId peerId) const;
[[nodiscard]] bool savedCountKnown(PeerId peerId) const;
[[nodiscard]] bool savedLoaded(PeerId peerId) const;
void savedLoadMore(PeerId peerId);
void deleteList(const std::vector<FullStoryId> &ids);
void togglePinnedList(const std::vector<FullStoryId> &ids, bool pinned);
void report(
std::shared_ptr<Ui::Show> show,
FullStoryId id,
Ui::ReportReason reason,
QString text);
void incrementPreloadingMainSources();
void decrementPreloadingMainSources();
void incrementPreloadingHiddenSources();
void decrementPreloadingHiddenSources();
void setPreloadingInViewer(std::vector<FullStoryId> ids);
private:
struct Saved {
StoriesIds ids;
int total = -1;
StoryId lastId = 0;
bool loaded = false;
mtpRequestId requestId = 0;
};
void parseAndApply(const MTPUserStories &stories);
[[nodiscard]] Story *parseAndApply(
not_null<PeerData*> peer,
const MTPDstoryItem &data,
TimeId now);
StoryIdDates parseAndApply(
not_null<PeerData*> peer,
const MTPstoryItem &story,
TimeId now);
void processResolvedStories(
not_null<PeerData*> peer,
const QVector<MTPStoryItem> &list);
void sendResolveRequests();
void finalizeResolve(FullStoryId id);
void applyDeleted(FullStoryId id);
void applyExpired(FullStoryId id);
void applyRemovedFromActive(FullStoryId id);
void applyDeletedFromSources(PeerId id, StorySourcesList list);
void removeDependencyStory(not_null<Story*> story);
void savedStateUpdated(not_null<Story*> story);
void sort(StorySourcesList list);
[[nodiscard]] std::shared_ptr<HistoryItem> lookupItem(
not_null<Story*> story);
void sendMarkAsReadRequests();
void sendMarkAsReadRequest(not_null<PeerData*> peer, StoryId tillId);
void sendIncrementViewsRequests();
void checkQuitPreventFinished();
void requestUserStories(not_null<UserData*> user);
void registerExpiring(TimeId expires, FullStoryId id);
void scheduleExpireTimer();
void processExpired();
void preloadSourcesChanged(StorySourcesList list);
bool rebuildPreloadSources(StorySourcesList list);
void continuePreloading();
[[nodiscard]] bool shouldContinuePreload(FullStoryId id) const;
[[nodiscard]] FullStoryId nextPreloadId() const;
void startPreloading(not_null<Story*> story);
void preloadFinished(FullStoryId id, bool markAsPreloaded = false);
const not_null<Session*> _owner;
std::unordered_map<
PeerId,
base::flat_map<StoryId, std::unique_ptr<Story>>> _stories;
std::unordered_map<
PeerId,
base::flat_map<StoryId, std::weak_ptr<HistoryItem>>> _items;
base::flat_multi_map<TimeId, FullStoryId> _expiring;
base::flat_set<FullStoryId> _deleted;
base::Timer _expireTimer;
bool _expireSchedulePosted = false;
base::flat_map<
PeerId,
base::flat_map<StoryId, std::vector<Fn<void()>>>> _resolvePending;
base::flat_map<
PeerId,
base::flat_map<StoryId, std::vector<Fn<void()>>>> _resolveSent;
std::unordered_map<
not_null<Data::Story*>,
base::flat_set<not_null<HistoryItem*>>> _dependentMessages;
std::unordered_map<PeerId, StoriesSource> _all;
std::vector<StoriesSourceInfo> _sources[kStorySourcesListCount];
rpl::event_stream<> _sourcesChanged[kStorySourcesListCount];
bool _sourcesLoaded[kStorySourcesListCount] = { false };
QString _sourcesStates[kStorySourcesListCount];
mtpRequestId _loadMoreRequestId[kStorySourcesListCount] = { 0 };
rpl::event_stream<PeerId> _sourceChanged;
rpl::event_stream<PeerId> _itemsChanged;
StoriesIds _archive;
int _archiveTotal = -1;
StoryId _archiveLastId = 0;
bool _archiveLoaded = false;
rpl::event_stream<> _archiveChanged;
mtpRequestId _archiveRequestId = 0;
std::unordered_map<PeerId, Saved> _saved;
rpl::event_stream<PeerId> _savedChanged;
base::flat_set<PeerId> _markReadPending;
base::Timer _markReadTimer;
base::flat_set<PeerId> _markReadRequests;
base::flat_set<not_null<UserData*>> _requestingUserStories;
base::flat_map<PeerId, base::flat_set<StoryId>> _incrementViewsPending;
base::Timer _incrementViewsTimer;
base::flat_set<PeerId> _incrementViewsRequests;
StoryId _viewsStoryId = 0;
std::optional<StoryView> _viewsOffset;
Fn<void(std::vector<StoryView>)> _viewsDone;
mtpRequestId _viewsRequestId = 0;
base::flat_set<FullStoryId> _preloaded;
std::vector<FullStoryId> _toPreloadSources[kStorySourcesListCount];
std::vector<FullStoryId> _toPreloadViewer;
std::unique_ptr<StoryPreload> _preloading;
int _preloadingHiddenSourcesCounter = 0;
int _preloadingMainSourcesCounter = 0;
};
} // namespace Data