397 lines
11 KiB
C++
397 lines
11 KiB
C++
/*
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This file is part of Telegram Desktop,
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the official desktop application for the Telegram messaging service.
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For license and copyright information please follow this link:
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https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
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*/
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#include "data/data_shared_media.h"
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#include <rpl/combine.h>
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#include "auth_session.h"
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#include "apiwrap.h"
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#include "storage/storage_facade.h"
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#include "storage/storage_shared_media.h"
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#include "history/history_media_types.h"
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#include "data/data_sparse_ids.h"
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#include "info/info_memento.h"
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#include "info/info_controller.h"
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#include "window/window_controller.h"
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#include "mainwindow.h"
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#include "core/crash_reports.h"
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namespace {
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using Type = Storage::SharedMediaType;
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} // namespace
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base::optional<Storage::SharedMediaType> SharedMediaOverviewType(
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Storage::SharedMediaType type) {
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switch (type) {
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case Type::Photo:
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case Type::Video:
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case Type::MusicFile:
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case Type::File:
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case Type::VoiceFile:
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case Type::Link: return type;
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}
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return base::none;
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}
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void SharedMediaShowOverview(
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Storage::SharedMediaType type,
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not_null<History*> history) {
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if (SharedMediaOverviewType(type)) {
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App::wnd()->controller()->showSection(Info::Memento(
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history->peer->id,
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Info::Section(type)));
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}
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}
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bool SharedMediaAllowSearch(Storage::SharedMediaType type) {
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switch (type) {
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case Type::MusicFile:
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case Type::File:
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case Type::Link: return true;
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default: return false;
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}
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}
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rpl::producer<SparseIdsSlice> SharedMediaViewer(
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Storage::SharedMediaKey key,
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int limitBefore,
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int limitAfter) {
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Expects(IsServerMsgId(key.messageId) || (key.messageId == 0));
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Expects((key.messageId != 0) || (limitBefore == 0 && limitAfter == 0));
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return [=](auto consumer) {
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auto lifetime = rpl::lifetime();
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auto builder = lifetime.make_state<SparseIdsSliceBuilder>(
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key.messageId,
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limitBefore,
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limitAfter);
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auto requestMediaAround = [
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peer = App::peer(key.peerId),
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type = key.type
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](const SparseIdsSliceBuilder::AroundData &data) {
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Auth().api().requestSharedMedia(
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peer,
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type,
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data.aroundId,
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data.direction);
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};
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builder->insufficientAround(
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) | rpl::start_with_next(requestMediaAround, lifetime);
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auto pushNextSnapshot = [=] {
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consumer.put_next(builder->snapshot());
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};
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using SliceUpdate = Storage::SharedMediaSliceUpdate;
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Auth().storage().sharedMediaSliceUpdated(
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) | rpl::filter([=](const SliceUpdate &update) {
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return (update.peerId == key.peerId)
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&& (update.type == key.type);
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}) | rpl::filter([=](const SliceUpdate &update) {
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return builder->applyUpdate(update.data);
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}) | rpl::start_with_next(pushNextSnapshot, lifetime);
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using OneRemoved = Storage::SharedMediaRemoveOne;
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Auth().storage().sharedMediaOneRemoved(
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) | rpl::filter([=](const OneRemoved &update) {
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return (update.peerId == key.peerId)
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&& update.types.test(key.type);
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}) | rpl::filter([=](const OneRemoved &update) {
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return builder->removeOne(update.messageId);
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}) | rpl::start_with_next(pushNextSnapshot, lifetime);
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using AllRemoved = Storage::SharedMediaRemoveAll;
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Auth().storage().sharedMediaAllRemoved(
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) | rpl::filter([=](const AllRemoved &update) {
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return (update.peerId == key.peerId);
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}) | rpl::filter([=] {
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return builder->removeAll();
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}) | rpl::start_with_next(pushNextSnapshot, lifetime);
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using Result = Storage::SharedMediaResult;
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Auth().storage().query(Storage::SharedMediaQuery(
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key,
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limitBefore,
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limitAfter
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)) | rpl::filter([=](const Result &result) {
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return builder->applyInitial(result);
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}) | rpl::start_with_next_done(
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pushNextSnapshot,
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[=] { builder->checkInsufficient(); },
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lifetime);
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return lifetime;
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};
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}
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rpl::producer<SparseIdsMergedSlice> SharedMediaMergedViewer(
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SharedMediaMergedKey key,
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int limitBefore,
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int limitAfter) {
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auto createSimpleViewer = [=](
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PeerId peerId,
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SparseIdsSlice::Key simpleKey,
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int limitBefore,
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int limitAfter) {
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return SharedMediaViewer(
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Storage::SharedMediaKey(
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peerId,
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key.type,
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simpleKey),
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limitBefore,
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limitAfter
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);
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};
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return SparseIdsMergedSlice::CreateViewer(
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key.mergedKey,
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limitBefore,
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limitAfter,
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std::move(createSimpleViewer));
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}
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SharedMediaWithLastSlice::SharedMediaWithLastSlice(Key key)
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: SharedMediaWithLastSlice(
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key,
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SparseIdsMergedSlice(ViewerKey(key)),
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EndingSlice(key)) {
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}
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SharedMediaWithLastSlice::SharedMediaWithLastSlice(
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Key key,
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SparseIdsMergedSlice slice,
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base::optional<SparseIdsMergedSlice> ending)
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: _key(key)
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, _slice(std::move(slice))
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, _ending(std::move(ending))
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, _lastPhotoId(LastPeerPhotoId(key.peerId))
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, _isolatedLastPhoto(_key.type == Type::ChatPhoto
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? IsLastIsolated(_slice, _ending, _lastPhotoId)
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: false) {
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}
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base::optional<int> SharedMediaWithLastSlice::fullCount() const {
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return Add(
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_slice.fullCount(),
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_isolatedLastPhoto | [](bool isolated) { return isolated ? 1 : 0; });
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}
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base::optional<int> SharedMediaWithLastSlice::skippedBeforeImpl() const {
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return _slice.skippedBefore();
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}
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base::optional<int> SharedMediaWithLastSlice::skippedBefore() const {
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return _reversed ? skippedAfterImpl() : skippedBeforeImpl();
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}
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base::optional<int> SharedMediaWithLastSlice::skippedAfterImpl() const {
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return isolatedInSlice()
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? Add(
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_slice.skippedAfter(),
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lastPhotoSkip())
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: (lastPhotoSkip() | [](int) { return 0; });
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}
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base::optional<int> SharedMediaWithLastSlice::skippedAfter() const {
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return _reversed ? skippedBeforeImpl() : skippedAfterImpl();
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}
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base::optional<int> SharedMediaWithLastSlice::indexOfImpl(Value value) const {
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return base::get_if<FullMsgId>(&value)
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? _slice.indexOf(*base::get_if<FullMsgId>(&value))
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: (isolatedInSlice()
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|| !_lastPhotoId
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|| (*base::get_if<not_null<PhotoData*>>(&value))->id != *_lastPhotoId)
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? base::none
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: Add(_slice.size() - 1, lastPhotoSkip());
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}
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base::optional<int> SharedMediaWithLastSlice::indexOf(Value value) const {
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const auto result = indexOfImpl(value);
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if (result && (*result < 0 || *result >= size())) {
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// Should not happen.
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auto info = QStringList();
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info.push_back("slice:" + QString::number(_slice.size()));
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info.push_back(_slice.fullCount()
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? QString::number(*_slice.fullCount())
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: QString("-"));
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info.push_back(_slice.skippedBefore()
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? QString::number(*_slice.skippedBefore())
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: QString("-"));
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info.push_back(_slice.skippedAfter()
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? QString::number(*_slice.skippedAfter())
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: QString("-"));
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info.push_back("ending:" + (_ending
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? QString::number(_ending->size())
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: QString("-")));
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info.push_back((_ending && _ending->fullCount())
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? QString::number(*_ending->fullCount())
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: QString("-"));
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info.push_back((_ending && _ending->skippedBefore())
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? QString::number(*_ending->skippedBefore())
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: QString("-"));
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info.push_back((_ending && _ending->skippedAfter())
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? QString::number(*_ending->skippedAfter())
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: QString("-"));
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if (const auto msgId = base::get_if<FullMsgId>(&value)) {
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info.push_back("value:" + QString::number(msgId->channel));
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info.push_back(QString::number(msgId->msg));
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const auto index = _slice.indexOf(*base::get_if<FullMsgId>(&value));
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info.push_back("index:" + (index
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? QString::number(*index)
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: QString("-")));
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} else if (const auto photo = base::get_if<not_null<PhotoData*>>(&value)) {
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info.push_back("value:" + QString::number((*photo)->id));
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} else {
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info.push_back("value:bad");
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}
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info.push_back("isolated:" + QString(Logs::b(isolatedInSlice())));
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info.push_back("last:" + (_lastPhotoId
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? QString::number(*_lastPhotoId)
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: QString("-")));
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info.push_back("isolated_last:" + (_isolatedLastPhoto
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? QString(Logs::b(*_isolatedLastPhoto))
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: QString("-")));
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info.push_back("skip:" + (lastPhotoSkip()
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? QString::number(*lastPhotoSkip())
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: QString("-")));
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CrashReports::SetAnnotation("DebugInfo", info.join(','));
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Unexpected("Result in SharedMediaWithLastSlice::indexOf");
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}
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return _reversed
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? (result | func::negate | func::add(size() - 1))
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: result;
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}
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int SharedMediaWithLastSlice::size() const {
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return _slice.size()
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+ ((!isolatedInSlice() && lastPhotoSkip() == 1) ? 1 : 0);
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}
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SharedMediaWithLastSlice::Value SharedMediaWithLastSlice::operator[](int index) const {
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Expects(index >= 0 && index < size());
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if (_reversed) {
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index = size() - index - 1;
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}
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return (index < _slice.size())
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? Value(_slice[index])
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: Value(App::photo(*_lastPhotoId));
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}
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base::optional<int> SharedMediaWithLastSlice::distance(
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const Key &a,
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const Key &b) const {
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if (auto i = indexOf(ComputeId(a))) {
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if (auto j = indexOf(ComputeId(b))) {
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return *j - *i;
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}
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}
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return base::none;
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}
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void SharedMediaWithLastSlice::reverse() {
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_reversed = !_reversed;
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}
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base::optional<PhotoId> SharedMediaWithLastSlice::LastPeerPhotoId(
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PeerId peerId) {
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if (auto peer = App::peerLoaded(peerId)) {
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return peer->userpicPhotoUnknown()
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? base::none
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: base::make_optional(peer->userpicPhotoId());
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}
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return base::none;
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}
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base::optional<bool> SharedMediaWithLastSlice::IsLastIsolated(
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const SparseIdsMergedSlice &slice,
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const base::optional<SparseIdsMergedSlice> &ending,
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base::optional<PhotoId> lastPeerPhotoId) {
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if (!lastPeerPhotoId) {
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return base::none;
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} else if (!*lastPeerPhotoId) {
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return false;
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}
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return LastFullMsgId(ending ? *ending : slice)
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| [](FullMsgId msgId) { return App::histItemById(msgId); }
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| [](HistoryItem *item) { return item ? item->getMedia() : nullptr; }
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| [](HistoryMedia *media) {
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return media ? media->getPhoto() : nullptr;
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}
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| [](PhotoData *photo) { return photo ? photo->id : 0; }
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| [&](PhotoId photoId) { return *lastPeerPhotoId != photoId; };
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}
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base::optional<FullMsgId> SharedMediaWithLastSlice::LastFullMsgId(
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const SparseIdsMergedSlice &slice) {
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if (slice.fullCount() == 0) {
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return FullMsgId();
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} else if (slice.size() == 0 || slice.skippedAfter() != 0) {
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return base::none;
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}
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return slice[slice.size() - 1];
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}
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rpl::producer<SharedMediaWithLastSlice> SharedMediaWithLastViewer(
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SharedMediaWithLastSlice::Key key,
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int limitBefore,
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int limitAfter) {
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return [=](auto consumer) {
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if (base::get_if<not_null<PhotoData*>>(&key.universalId)) {
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return SharedMediaMergedViewer(
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SharedMediaMergedKey(
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SharedMediaWithLastSlice::ViewerKey(key),
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key.type),
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limitBefore,
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limitAfter
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) | rpl::start_with_next([=](SparseIdsMergedSlice &&update) {
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consumer.put_next(SharedMediaWithLastSlice(
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key,
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std::move(update),
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base::none));
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});
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}
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return rpl::combine(
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SharedMediaMergedViewer(
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SharedMediaMergedKey(
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SharedMediaWithLastSlice::ViewerKey(key),
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key.type),
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limitBefore,
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limitAfter),
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SharedMediaMergedViewer(
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SharedMediaMergedKey(
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SharedMediaWithLastSlice::EndingKey(key),
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key.type),
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1,
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1)
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) | rpl::start_with_next([=](
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SparseIdsMergedSlice &&viewer,
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SparseIdsMergedSlice &&ending) {
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consumer.put_next(SharedMediaWithLastSlice(
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key,
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std::move(viewer),
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std::move(ending)));
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});
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};
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}
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rpl::producer<SharedMediaWithLastSlice> SharedMediaWithLastReversedViewer(
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SharedMediaWithLastSlice::Key key,
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int limitBefore,
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int limitAfter) {
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return SharedMediaWithLastViewer(
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key,
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limitBefore,
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limitAfter
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) | rpl::map([](SharedMediaWithLastSlice &&slice) {
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slice.reverse();
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return std::move(slice);
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});
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}
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