Implement effects search.

Telegram/SourceFiles/chat_helpers/emoji_list_widget.cpp

@@ -583,9 +583,14 @@ void EmojiListWidget::setupSearch() {
 		InvokeQueued(this, [=] {
 			applyNextSearchQuery();
 		});
+		_searchQueries.fire_copy(_nextSearchQuery);
 	}, session, type);
 }
 
+rpl::producer<std::vector<QString>> EmojiListWidget::searchQueries() const {
+	return _searchQueries.events();
+}
+
 void EmojiListWidget::applyNextSearchQuery() {
 	if (_searchQuery == _nextSearchQuery) {
 		return;
@@ -834,7 +839,8 @@ void EmojiListWidget::unloadCustomIn(const SectionInfo &info) {
 object_ptr<TabbedSelector::InnerFooter> EmojiListWidget::createFooter() {
 	Expects(_footer == nullptr);
 
-	if (_mode == EmojiListMode::RecentReactions) {
+	if (_mode == EmojiListMode::RecentReactions
+		|| _mode == EmojiListMode::MessageEffects) {
 		return { nullptr };
 	}
 
@@ -2131,7 +2137,7 @@ void EmojiListWidget::refreshRecent() {
 }
 
 void EmojiListWidget::refreshCustom() {
-	if (_mode == Mode::RecentReactions) {
+	if (_mode == Mode::RecentReactions || _mode == Mode::MessageEffects) {
 		return;
 	}
 	auto old = base::take(_custom);

Telegram/SourceFiles/chat_helpers/emoji_list_widget.h

@@ -77,6 +77,7 @@ enum class EmojiListMode {
 	UserpicBuilder,
 	BackgroundEmoji,
 	PeerTitle,
+	MessageEffects,
 };
 
 struct EmojiListDescriptor {
@@ -146,6 +147,8 @@ public:
 	base::unique_qptr<Ui::PopupMenu> fillContextMenu(
 		const SendMenu::Details &details) override;
 
+	[[nodiscard]] rpl::producer<std::vector<QString>> searchQueries() const;
+
 protected:
 	void visibleTopBottomUpdated(
 		int visibleTop,
@@ -418,6 +421,7 @@ private:
 	bool _colorAllRippleForced = false;
 	rpl::lifetime _colorAllRippleForcedLifetime;
 
+	rpl::event_stream<std::vector<QString>> _searchQueries;
 	std::vector<QString> _nextSearchQuery;
 	std::vector<QString> _searchQuery;
 	base::flat_set<EmojiPtr> _searchEmoji;

Telegram/SourceFiles/chat_helpers/stickers_list_widget.cpp

@@ -547,7 +547,7 @@ int StickersListWidget::countDesiredHeight(int newWidth) {
 }
 
 void StickersListWidget::sendSearchRequest() {
-	if (_searchRequestId || _searchNextQuery.isEmpty()) {
+	if (_searchRequestId || _searchNextQuery.isEmpty() || _isEffects) {
 		return;
 	}
 
@@ -556,14 +556,12 @@ void StickersListWidget::sendSearchRequest() {
 
 	auto it = _searchCache.find(_searchQuery);
 	if (it != _searchCache.cend()) {
-		_search->setLoading(false);
+		toggleSearchLoading(false);
 		return;
 	}
-
-	_search->setLoading(true);
-
+	toggleSearchLoading(true);
 	if (_searchQuery == Ui::PremiumGroupFakeEmoticon()) {
-		_search->setLoading(false);
+		toggleSearchLoading(false);
 		_searchRequestId = 0;
 		_searchCache.emplace(_searchQuery, std::vector<uint64>());
 		showSearchResults();
@@ -579,7 +577,7 @@ void StickersListWidget::sendSearchRequest() {
 		searchResultsDone(result);
 	}).fail([=] {
 		// show error?
-		_search->setLoading(false);
+		toggleSearchLoading(false);
 		_searchRequestId = 0;
 	}).handleAllErrors().send();
 }
@@ -593,7 +591,10 @@ void StickersListWidget::searchForSets(
 		return;
 	}
 
-	if (query == Ui::PremiumGroupFakeEmoticon()) {
+	_filterStickersCornerEmoji.clear();
+	if (_isEffects) {
+		filterEffectsByEmoji(std::move(emoji));
+	} else if (query == Ui::PremiumGroupFakeEmoticon()) {
 		_filteredStickers = session().data().stickers().getPremiumList(0);
 	} else {
 		_filteredStickers = session().data().stickers().getListByEmoji(
@@ -602,7 +603,7 @@ void StickersListWidget::searchForSets(
 			true);
 	}
 	if (_searchQuery != cleaned) {
-		_search->setLoading(false);
+		toggleSearchLoading(false);
 		if (const auto requestId = base::take(_searchRequestId)) {
 			_api.request(requestId).cancel();
 		}
@@ -618,13 +619,14 @@ void StickersListWidget::searchForSets(
 }
 
 void StickersListWidget::cancelSetsSearch() {
-	_search->setLoading(false);
+	toggleSearchLoading(false);
 	if (const auto requestId = base::take(_searchRequestId)) {
 		_api.request(requestId).cancel();
 	}
 	_searchRequestTimer.cancel();
 	_searchQuery = _searchNextQuery = QString();
 	_filteredStickers.clear();
+	_filterStickersCornerEmoji.clear();
 	_searchCache.clear();
 	refreshSearchRows(nullptr);
 }
@@ -655,8 +657,9 @@ void StickersListWidget::refreshSearchRows(
 	});
 
 	fillFilteredStickersRow();
-	fillLocalSearchRows(_searchNextQuery);
-
+	if (!_isEffects) {
+		fillLocalSearchRows(_searchNextQuery);
+	}
 	if (!cloudSets && _searchNextQuery.isEmpty()) {
 		showStickerSet(!_mySets.empty()
 			? _mySets[0].id
@@ -665,11 +668,10 @@ void StickersListWidget::refreshSearchRows(
 	}
 
 	setSection(Section::Search);
-	if (cloudSets) {
+	if (!_isEffects && cloudSets) {
 		fillCloudSearchRows(*cloudSets);
 	}
 	refreshIcons(ValidateIconAnimations::Scroll);
-
 	_lastMousePosition = QCursor::pos();
 
 	resizeToWidth(width());
@@ -735,7 +737,7 @@ void StickersListWidget::fillFilteredStickersRow() {
 		SearchEmojiSectionSetId(),
 		nullptr,
 		Data::StickersSetFlag::Special,
-		QString(), // title
+		_isEffects ? tr::lng_effect_stickers_title(tr::now) : QString(),
 		QString(), // shortName
 		_filteredStickers.size(),
 		false, // externalLayout
@@ -758,6 +760,12 @@ void StickersListWidget::addSearchRow(not_null<StickersSet*> set) {
 		std::move(elements));
 }
 
+void StickersListWidget::toggleSearchLoading(bool loading) {
+	if (_search) {
+		_search->setLoading(loading);
+	}
+}
+
 void StickersListWidget::takeHeavyData(
 		std::vector<Set> &to,
 		std::vector<Set> &from) {
@@ -839,7 +847,7 @@ auto StickersListWidget::shownSets() -> std::vector<Set> & {
 
 void StickersListWidget::searchResultsDone(
 		const MTPmessages_FoundStickerSets &result) {
-	_search->setLoading(false);
+	toggleSearchLoading(false);
 	_searchRequestId = 0;
 
 	if (result.type() == mtpc_messages_foundStickerSetsNotModified) {
@@ -1476,9 +1484,14 @@ void StickersListWidget::paintSticker(
 	}
 
 	auto cornerPainted = false;
-	if (set.id == Data::Stickers::RecentSetId && !_cornerEmoji.empty()) {
-		Assert(index < _cornerEmoji.size());
-		if (const auto emoji = _cornerEmoji[index]) {
+	const auto corner = (set.id == Data::Stickers::RecentSetId)
+		? &_cornerEmoji
+		: (set.id == SearchEmojiSectionSetId())
+		? &_filterStickersCornerEmoji
+		: nullptr;
+	if (corner && !corner->empty()) {
+		Assert(index < corner->size());
+		if (const auto emoji = (*corner)[index]) {
 			const auto size = Ui::Emoji::GetSizeNormal();
 			const auto ratio = style::DevicePixelRatio();
 			const auto radius = st::roundRadiusSmall;
@@ -2492,14 +2505,14 @@ void StickersListWidget::updateSelected() {
 }
 
 bool StickersListWidget::setHasTitle(const Set &set) const {
-	if (set.id == Data::Stickers::FavedSetId
+	if (_isEffects) {
+		return true;
+	} else if (set.id == Data::Stickers::FavedSetId
 		|| set.id == SearchEmojiSectionSetId()) {
 		return false;
 	} else if (set.id == Data::Stickers::RecentSetId) {
 		return !_mySets.empty()
-			&& (_isMasks
-				|| _isEffects
-				|| (_mySets[0].id == Data::Stickers::FavedSetId));
+			&& (_isMasks || (_mySets[0].id == Data::Stickers::FavedSetId));
 	}
 	return true;
 }
@@ -2581,9 +2594,10 @@ void StickersListWidget::showStickerSet(uint64 setId) {
 	const auto guard = gsl::finally([&] { _showingSetById = false; });
 
 	clearSelection();
-	if (_search
-		&& (!_searchQuery.isEmpty() || !_searchNextQuery.isEmpty())) {
-		_search->cancel();
+	if (!_searchQuery.isEmpty() || !_searchNextQuery.isEmpty()) {
+		if (_search) {
+			_search->cancel();
+		}
 		cancelSetsSearch();
 	}
 
@@ -2686,14 +2700,18 @@ void StickersListWidget::setupSearch() {
 		? TabbedSearchType::Greeting
 		: TabbedSearchType::Stickers;
 	_search = MakeSearch(this, st(), [=](std::vector<QString> &&query) {
-		auto set = base::flat_set<EmojiPtr>();
-		auto text = ranges::accumulate(query, QString(), [](
+		applySearchQuery(std::move(query));
+	}, session, type);
+}
+
+void StickersListWidget::applySearchQuery(std::vector<QString> &&query) {
+	auto set = base::flat_set<EmojiPtr>();
+	auto text = ranges::accumulate(query, QString(), [](
 			QString a,
 			QString b) {
-			return a.isEmpty() ? b : (a + ' ' + b);
-		});
-		searchForSets(std::move(text), SearchEmoji(query, set));
-	}, session, type);
+		return a.isEmpty() ? b : (a + ' ' + b);
+	});
+	searchForSets(std::move(text), SearchEmoji(query, set));
 }
 
 void StickersListWidget::displaySet(uint64 setId) {
@@ -2768,6 +2786,32 @@ bool StickersListWidget::mySetsEmpty() const {
 	return _mySets.empty();
 }
 
+void StickersListWidget::filterEffectsByEmoji(
+		const std::vector<EmojiPtr> &emoji) {
+	_filteredStickers.clear();
+	_filterStickersCornerEmoji.clear();
+	if (_mySets.empty()
+		|| _mySets.front().id != Data::Stickers::RecentSetId
+		|| _mySets.front().stickers.empty()) {
+		return;
+	}
+	const auto &list = _mySets.front().stickers;
+	auto all = base::flat_set<EmojiPtr>();
+	for (const auto &one : emoji) {
+		all.emplace(one->original());
+	}
+	const auto count = int(list.size());
+	_filteredStickers.reserve(count);
+	_filterStickersCornerEmoji.reserve(count);
+	for (auto i = 0; i != count; ++i) {
+		Assert(i < _cornerEmoji.size());
+		if (all.contains(_cornerEmoji[i])) {
+			_filteredStickers.push_back(list[i].document);
+			_filterStickersCornerEmoji.push_back(_cornerEmoji[i]);
+		}
+	}
+}
+
 StickersListWidget::~StickersListWidget() = default;
 
 object_ptr<Ui::BoxContent> MakeConfirmRemoveSetBox(

Telegram/SourceFiles/chat_helpers/stickers_list_widget.h

@@ -127,6 +127,8 @@ public:
 
 	bool mySetsEmpty() const;
 
+	void applySearchQuery(std::vector<QString> &&query);
+
 	~StickersListWidget();
 
 protected:
@@ -261,12 +263,13 @@ private:
 	void updateSelected();
 	void setSelected(OverState newSelected);
 	void setPressed(OverState newPressed);
-	std::unique_ptr<Ui::RippleAnimation> createButtonRipple(int section);
-	QPoint buttonRippleTopLeft(int section) const;
+	[[nodiscard]] std::unique_ptr<Ui::RippleAnimation> createButtonRipple(
+		int section);
+	[[nodiscard]] QPoint buttonRippleTopLeft(int section) const;
 
-	std::vector<Set> &shownSets();
-	const std::vector<Set> &shownSets() const;
-	int featuredRowHeight() const;
+	[[nodiscard]] std::vector<Set> &shownSets();
+	[[nodiscard]] const std::vector<Set> &shownSets() const;
+	[[nodiscard]] int featuredRowHeight() const;
 	void checkVisibleFeatured(int visibleTop, int visibleBottom);
 	void readVisibleFeatured(int visibleTop, int visibleBottom);
 
@@ -324,6 +327,7 @@ private:
 
 	[[nodiscard]] const Data::StickersSetsOrder &defaultSetsOrder() const;
 	[[nodiscard]] Data::StickersSetsOrder &defaultSetsOrderRef();
+	void filterEffectsByEmoji(const std::vector<EmojiPtr> &emoji);
 
 	enum class AppendSkip {
 		None,
@@ -356,6 +360,7 @@ private:
 	void fillLocalSearchRows(const QString &query);
 	void fillCloudSearchRows(const std::vector<uint64> &cloudSets);
 	void addSearchRow(not_null<Data::StickersSet*> set);
+	void toggleSearchLoading(bool loading);
 
 	void showPreview();
 
@@ -431,6 +436,7 @@ private:
 	std::unique_ptr<StickerPremiumMark> _premiumMark;
 
 	std::vector<not_null<DocumentData*>> _filteredStickers;
+	std::vector<EmojiPtr> _filterStickersCornerEmoji;
 	std::map<QString, std::vector<uint64>> _searchCache;
 	std::vector<std::pair<uint64, QStringList>> _searchIndex;
 	base::Timer _searchRequestTimer;

Telegram/SourceFiles/chat_helpers/tabbed_selector.cpp

@@ -1460,9 +1460,7 @@ int TabbedSelector::Inner::resizeGetHeight(int newWidth) {
 }
 
 int TabbedSelector::Inner::minimalHeight() const {
-	return (_minimalHeight > 0)
-		? _minimalHeight
-		: defaultMinimalHeight();
+	return _minimalHeight.value_or(defaultMinimalHeight());
 }
 
 int TabbedSelector::Inner::defaultMinimalHeight() const {

Telegram/SourceFiles/chat_helpers/tabbed_selector.h

@@ -422,7 +422,7 @@ private:
 
 	int _visibleTop = 0;
 	int _visibleBottom = 0;
-	int _minimalHeight = 0;
+	std::optional<int> _minimalHeight;
 
 	rpl::event_stream<int> _scrollToRequests;
 	rpl::event_stream<bool> _disableScrollRequests;

Telegram/SourceFiles/history/view/reactions/history_view_reactions_selector.cpp

@@ -211,7 +211,9 @@ Selector::Selector(
 	reactions,
 	(reactions.customAllowed
 		? ChatHelpers::EmojiListMode::FullReactions
-		: ChatHelpers::EmojiListMode::RecentReactions),
+		: reactions.stickers.empty()
+		? ChatHelpers::EmojiListMode::RecentReactions
+		: ChatHelpers::EmojiListMode::MessageEffects),
 	{},
 	std::move(about),
 	iconFactory,
@@ -1075,15 +1077,6 @@ void Selector::createList() {
 			_shadow->update();
 		}
 	}, _list->lifetime());
-	if (_stickers) {
-		_stickers->scrollToRequests(
-		) | rpl::start_with_next([=](int y) {
-			_scroll->scrollToY(_list->height() + y);
-			if (_shadow) {
-				_shadow->update();
-			}
-		}, _stickers->lifetime());
-	}
 
 	_scroll->setGeometry(inner.marginsRemoved({
 		_st.margin.left(),
@@ -1091,7 +1084,17 @@ void Selector::createList() {
 		0,
 		0,
 	}));
-	_list->setMinimalHeight(geometry.width(), _scroll->height());
+	if (_stickers) {
+		_list->setMinimalHeight(geometry.width(), 0);
+		_stickers->setMinimalHeight(geometry.width(), 0);
+
+		_list->searchQueries(
+		) | rpl::start_with_next([=](std::vector<QString> &&query) {
+			_stickers->applySearchQuery(std::move(query));
+		}, _stickers->lifetime());
+	} else {
+		_list->setMinimalHeight(geometry.width(), _scroll->height());
+	}
 
 	updateVisibleTopBottom();
 }