Add global search chat type filter.

Telegram/Resources/langs/lang.strings

@@ -4146,6 +4146,10 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_search_messages_from" = "Show messages from";
 "lng_search_messages_n_of_amount" = "{n} of {amount}";
 "lng_search_messages_none" = "No results";
+"lng_search_filter_all" = "All chats";
+"lng_search_filter_private" = "Private chats";
+"lng_search_filter_group" = "Group chats";
+"lng_search_filter_channel" = "Channels";
 
 "lng_media_save_progress" = "{ready} of {total} {mb}";
 "lng_mediaview_save_as" = "Save As...";
@@ -5998,6 +6002,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_search_tab_no_results_text" = "There were no results for \"{query}\".";
 "lng_search_tab_no_results_retry" = "Try another hashtag.";
 "lng_search_tab_by_hashtag" = "Enter a hashtag to find messages containing it.";
+"lng_search_tab_try_in_all" = "Search in All Messages";
 
 "lng_contact_details_button" = "View Contact";
 "lng_contact_details_title" = "Contact details";

Telegram/SourceFiles/dialogs/dialogs_inner_widget.cpp

@@ -79,6 +79,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "styles/style_chat_helpers.h"
 #include "styles/style_color_indices.h"
 #include "styles/style_window.h"
+#include "styles/style_media_player.h"
 #include "styles/style_menu_icons.h"
 
 #include <QtWidgets/QApplication>
@@ -143,7 +144,8 @@ constexpr auto kPreviewPostsLimit = 3;
 
 [[nodiscard]] object_ptr<SearchEmpty> MakeSearchEmpty(
 		QWidget *parent,
-		SearchState state) {
+		SearchState state,
+		Fn<void()> resetChatTypeFilter) {
 	const auto query = state.query.trimmed();
 	const auto hashtag = !query.isEmpty() && (query[0] == '#');
 	const auto trimmed = hashtag ? query.mid(1).trimmed() : query;
@@ -157,6 +159,9 @@ constexpr auto kPreviewPostsLimit = 3;
 	const auto waiting = trimmed.isEmpty()
 		&& state.tags.empty()
 		&& !fromPeer;
+	const auto suggestAllChats = !waiting
+		&& state.tab == ChatSearchTab::MyMessages
+		&& state.filter != ChatTypeFilter::All;
 	const auto icon = waiting
 		? SearchEmptyIcon::Search
 		: SearchEmptyIcon::NoResults;
@@ -180,7 +185,10 @@ constexpr auto kPreviewPostsLimit = 3;
 					tr::now,
 					lt_query,
 					trimmed.mid(0, kQueryPreviewLimit)));
-			if (hashtag) {
+			if (suggestAllChats) {
+				text.append("\n\n").append(
+					Ui::Text::Link(tr::lng_search_tab_try_in_all(tr::now)));
+			} else if (hashtag) {
 				text.append("\n").append(
 					tr::lng_search_tab_no_results_retry(tr::now));
 			}
@@ -190,11 +198,29 @@ constexpr auto kPreviewPostsLimit = 3;
 		parent,
 		icon,
 		rpl::single(std::move(text)));
+	if (suggestAllChats) {
+		result->handlerActivated(
+		) | rpl::start_with_next(resetChatTypeFilter, result->lifetime());
+	}
 	result->show();
 	result->resizeToWidth(parent->width());
 	return result;
 }
 
+[[nodiscard]] QString ChatTypeFilterLabel(ChatTypeFilter filter) {
+	switch (filter) {
+	case ChatTypeFilter::All:
+		return tr::lng_search_filter_all(tr::now);
+	case ChatTypeFilter::Private:
+		return tr::lng_search_filter_private(tr::now);
+	case ChatTypeFilter::Groups:
+		return tr::lng_search_filter_group(tr::now);
+	case ChatTypeFilter::Channels:
+		return tr::lng_search_filter_channel(tr::now);
+	}
+	Unexpected("Chat type filter in search results.");
+}
+
 } // namespace
 
 struct InnerWidget::CollapsedRow {
@@ -1184,6 +1210,25 @@ void InnerWidget::paintEvent(QPaintEvent *e) {
 			p.setFont(st::searchedBarFont);
 			p.setPen(st::searchedBarFg);
 			p.drawTextLeft(st::searchedBarPosition.x(), st::searchedBarPosition.y(), width(), text);
+			const auto filterOver = _selectedChatTypeFilter
+				|| _pressedChatTypeFilter;
+			const auto filterFont = filterOver
+				? st::searchedBarFont->underline()
+				: st::searchedBarFont;
+			if (_searchState.tab == ChatSearchTab::MyMessages) {
+				const auto text = ChatTypeFilterLabel(_searchState.filter);
+				if (!_chatTypeFilterWidth) {
+					_chatTypeFilterWidth = filterFont->width(text);
+				}
+				p.setFont(filterFont);
+				p.drawTextLeft(
+					(width()
+						- st::searchedBarPosition.x()
+						- _chatTypeFilterWidth),
+					st::searchedBarPosition.y(),
+					width(),
+					text);
+			}
 			p.translate(0, st::searchedBarHeight);
 
 			auto skip = searchedOffset();
@@ -1701,6 +1746,20 @@ void InnerWidget::selectByMouse(QPoint globalPosition) {
 				_searchedSelected = searchedSelected;
 				updateSelectedRow();
 			}
+			auto selectedChatTypeFilter = false;
+			const auto from = skip - st::searchedBarHeight;
+			if (mouseY <= skip && mouseY >= from) {
+				const auto left = width()
+					- _chatTypeFilterWidth
+					- 2 * st::searchedBarPosition.x();
+				if (_chatTypeFilterWidth > 0 && local.x() >= left) {
+					selectedChatTypeFilter = true;
+				}
+			}
+			if (_selectedChatTypeFilter != selectedChatTypeFilter) {
+				update(0, from, width(), st::searchedBarHeight);
+				_selectedChatTypeFilter = selectedChatTypeFilter;
+			}
 		}
 		if (!inTags && wasSelected != isSelected()) {
 			setCursor(wasSelected ? style::cur_default : style::cur_pointer);
@@ -1742,6 +1801,7 @@ void InnerWidget::mousePressEvent(QMouseEvent *e) {
 	setPreviewPressed(_previewSelected);
 	setSearchedPressed(_searchedSelected);
 	_pressedMorePosts = _selectedMorePosts;
+	_pressedChatTypeFilter = _selectedChatTypeFilter;
 
 	const auto alt = (e->modifiers() & Qt::AltModifier);
 	if (alt && showChatPreview()) {
@@ -2139,6 +2199,8 @@ void InnerWidget::mousePressReleased(
 	setSearchedPressed(-1);
 	const auto pressedMorePosts = _pressedMorePosts;
 	_pressedMorePosts = false;
+	const auto pressedChatTypeFilter = _pressedChatTypeFilter;
+	_pressedChatTypeFilter = false;
 	if (wasDragging) {
 		selectByMouse(globalPosition);
 	}
@@ -2163,7 +2225,9 @@ void InnerWidget::mousePressReleased(
 			|| (searchedPressed >= 0
 				&& searchedPressed == _searchedSelected)
 			|| (pressedMorePosts
-				&& pressedMorePosts == _selectedMorePosts)) {
+				&& pressedMorePosts == _selectedMorePosts)
+			|| (pressedChatTypeFilter
+				&& pressedChatTypeFilter == _selectedChatTypeFilter)) {
 			if (pressedBotApp && (pressed || filteredPressed >= 0)) {
 				const auto &row = pressed
 					? pressed
@@ -2690,6 +2754,7 @@ void InnerWidget::clearSelection() {
 		updateSelectedRow();
 		_collapsedSelected = -1;
 		_selectedMorePosts = false;
+		_selectedChatTypeFilter = false;
 		_selected = nullptr;
 		_filteredSelected
 			= _searchedSelected
@@ -3001,6 +3066,10 @@ void InnerWidget::applySearchState(SearchState state) {
 	if (state.inChat) {
 		onHashtagFilterUpdate(QStringView());
 	}
+	if (state.filter != _searchState.filter) {
+		_chatTypeFilterWidth = 0;
+		update();
+	}
 	_searchState = std::move(state);
 	_searchHashOrCashtag = IsHashOrCashtagSearchQuery(_searchState.query);
 	_searchWithPostsPreview = computeSearchWithPostsPreview();
@@ -3269,6 +3338,11 @@ rpl::producer<ChatSearchTab> InnerWidget::changeSearchTabRequests() const {
 	return _changeSearchTabRequests.events();
 }
 
+auto InnerWidget::changeSearchFilterRequests() const
+-> rpl::producer<ChatTypeFilter>{
+	return _changeSearchFilterRequests.events();
+}
+
 rpl::producer<> InnerWidget::cancelSearchRequests() const {
 	return _cancelSearchRequests.events();
 }
@@ -3557,7 +3631,9 @@ void InnerWidget::refreshEmpty() {
 			}
 		} else if (_searchEmptyState != _searchState) {
 			_searchEmptyState = _searchState;
-			_searchEmpty = MakeSearchEmpty(this, _searchState);
+			_searchEmpty = MakeSearchEmpty(this, _searchState, [=] {
+				_changeSearchFilterRequests.fire(ChatTypeFilter::All);
+			});
 			if (_controller->session().data().chatsListLoaded()) {
 				_searchEmpty->animate();
 			}
@@ -4288,7 +4364,7 @@ ChosenRow InnerWidget::computeChosenRow() const {
 }
 
 bool InnerWidget::isUserpicPress() const {
-	return  (_lastRowLocalMouseX >= 0)
+	return (_lastRowLocalMouseX >= 0)
 		&& (_lastRowLocalMouseX < _st->nameLeft)
 		&& (_collapsedSelected < 0
 			|| _collapsedSelected >= _collapsedRows.size());
@@ -4308,6 +4384,24 @@ bool InnerWidget::chooseRow(
 			_changeSearchTabRequests.fire(ChatSearchTab::PublicPosts);
 		}
 		return true;
+	} else if (_selectedChatTypeFilter) {
+		_menu = base::make_unique_q<Ui::PopupMenu>(
+			this,
+			st::popupMenuWithIcons);
+		for (const auto tab : {
+			ChatTypeFilter::All,
+			ChatTypeFilter::Private,
+			ChatTypeFilter::Groups,
+			ChatTypeFilter::Channels,
+		}) {
+			_menu->addAction(ChatTypeFilterLabel(tab), [=] {
+				_changeSearchFilterRequests.fire_copy(tab);
+			}, (tab == _searchState.filter)
+				? &st::mediaPlayerMenuCheck
+				: nullptr);
+		}
+		_menu->popup(QCursor::pos());
+		return true;
 	}
 	const auto modifyChosenRow = [&](
 			ChosenRow row,

Telegram/SourceFiles/dialogs/dialogs_inner_widget.h

@@ -65,6 +65,7 @@ class SearchEmpty;
 class ChatSearchIn;
 enum class HashOrCashtag : uchar;
 struct RightButton;
+enum class ChatTypeFilter : uchar;
 
 struct ChosenRow {
 	Key key;
@@ -176,6 +177,8 @@ public:
 	[[nodiscard]] rpl::producer<> listBottomReached() const;
 	[[nodiscard]] auto changeSearchTabRequests() const
 		-> rpl::producer<ChatSearchTab>;
+	[[nodiscard]] auto changeSearchFilterRequests() const
+		-> rpl::producer<ChatTypeFilter>;
 	[[nodiscard]] rpl::producer<> cancelSearchRequests() const;
 	[[nodiscard]] rpl::producer<> cancelSearchFromRequests() const;
 	[[nodiscard]] rpl::producer<> changeSearchFromRequests() const;
@@ -308,7 +311,8 @@ private:
 			|| (_peerSearchPressed >= 0)
 			|| (_previewPressed >= 0)
 			|| (_searchedPressed >= 0)
-			|| _pressedMorePosts;
+			|| _pressedMorePosts
+			|| _pressedChatTypeFilter;
 	}
 	bool isSelected() const {
 		return (_collapsedSelected >= 0)
@@ -318,7 +322,8 @@ private:
 			|| (_peerSearchSelected >= 0)
 			|| (_previewSelected >= 0)
 			|| (_searchedSelected >= 0)
-			|| _selectedMorePosts;
+			|| _selectedMorePosts
+			|| _selectedChatTypeFilter;
 	}
 	bool uniqueSearchResults() const;
 	bool hasHistoryInResults(not_null<History*> history) const;
@@ -486,6 +491,8 @@ private:
 	std::vector<std::unique_ptr<CollapsedRow>> _collapsedRows;
 	not_null<const style::DialogRow*> _st;
 	mutable std::unique_ptr<Ui::TopicJumpCache> _topicJumpCache;
+	bool _selectedChatTypeFilter = false;
+	bool _pressedChatTypeFilter = false;
 	bool _selectedMorePosts = false;
 	bool _pressedMorePosts = false;
 	int _collapsedSelected = -1;
@@ -543,6 +550,7 @@ private:
 	int _previewSelected = -1;
 	int _previewPressed = -1;
 	int _morePostsWidth = 0;
+	int _chatTypeFilterWidth = 0;
 
 	std::vector<std::unique_ptr<FakeRow>> _searchResults;
 	int _searchedCount = 0;
@@ -554,6 +562,7 @@ private:
 
 	std::unique_ptr<ChatSearchIn> _searchIn;
 	rpl::event_stream<ChatSearchTab> _changeSearchTabRequests;
+	rpl::event_stream<ChatTypeFilter> _changeSearchFilterRequests;
 	rpl::event_stream<> _cancelSearchRequests;
 	rpl::event_stream<> _cancelSearchFromRequests;
 	rpl::event_stream<> _changeSearchFromRequests;

Telegram/SourceFiles/dialogs/dialogs_key.h

@@ -129,11 +129,19 @@ struct EntryState {
 		const EntryState&) = default;
 };
 
+enum class ChatTypeFilter : uchar {
+	All,
+	Private,
+	Groups,
+	Channels,
+};
+
 struct SearchState {
 	Key inChat;
 	PeerData *fromPeer = nullptr;
 	std::vector<Data::ReactionId> tags;
 	ChatSearchTab tab = {};
+	ChatTypeFilter filter = ChatTypeFilter::All;
 	QString query;
 
 	[[nodiscard]] bool empty() const;

Telegram/SourceFiles/dialogs/dialogs_widget.cpp

@@ -453,6 +453,15 @@ Widget::Widget(
 		copy.tab = tab;
 		applySearchState(std::move(copy));
 	}, lifetime());
+	_inner->changeSearchFilterRequests(
+	) | rpl::filter([=](ChatTypeFilter filter) {
+		return (_searchState.filter != filter)
+			&& (_searchState.tab == ChatSearchTab::MyMessages);
+	}) | rpl::start_with_next([=](ChatTypeFilter filter) {
+		auto copy = _searchState;
+		copy.filter = filter;
+		applySearchState(copy);
+	}, lifetime());
 	_inner->cancelSearchRequests(
 	) | rpl::start_with_next([=] {
 		cancelSearch({
@@ -2201,6 +2210,7 @@ bool Widget::search(bool inCache, SearchRequestDelay delay) {
 	const auto fromPeer = searchFromPeer();
 	const auto &inTags = searchInTags();
 	const auto tab = _searchState.tab;
+	const auto filter = _searchState.filter;
 	const auto fromStartType = SearchRequestType{
 		.start = true,
 		.peer = (inPeer != nullptr),
@@ -2232,6 +2242,7 @@ bool Widget::search(bool inCache, SearchRequestDelay delay) {
 			_searchQueryFrom = fromPeer;
 			_searchQueryTags = inTags;
 			_searchQueryTab = tab;
+			_searchQueryFilter = filter;
 			process->nextRate = 0;
 			process->full = false;
 			_migratedProcess.full = false;
@@ -2242,12 +2253,14 @@ bool Widget::search(bool inCache, SearchRequestDelay delay) {
 	} else if (_searchQuery != query
 		|| _searchQueryFrom != fromPeer
 		|| _searchQueryTags != inTags
-		|| _searchQueryTab != tab) {
+		|| _searchQueryTab != tab
+		|| _searchQueryFilter != filter) {
 		const auto process = currentSearchProcess();
 		_searchQuery = query;
 		_searchQueryFrom = fromPeer;
 		_searchQueryTags = inTags;
 		_searchQueryTab = tab;
+		_searchQueryFilter = filter;
 		process->nextRate = 0;
 		process->full = false;
 		_migratedProcess.full = false;
@@ -2326,7 +2339,6 @@ bool Widget::search(bool inCache, SearchRequestDelay delay) {
 				_peerSearchQuery = peerQuery;
 				_peerSearchRequest = 0;
 				peerSearchReceived(i->second, 0);
-				result = true;
 			}
 		} else if (_peerSearchQuery != peerQuery) {
 			_peerSearchQuery = peerQuery;
@@ -2598,9 +2610,18 @@ void Widget::requestMessages(bool fromStart) {
 	const auto type = SearchRequestType{
 		.start = fromStart,
 	};
-	const auto flags = session().settings().skipArchiveInSearch()
-		? MTPmessages_SearchGlobal::Flag::f_folder_id
-		: MTPmessages_SearchGlobal::Flag(0);
+	using Flag = MTPmessages_SearchGlobal::Flag;
+	const auto flags = Flag()
+		| (session().settings().skipArchiveInSearch()
+			? Flag::f_folder_id
+			: Flag())
+		| (_searchQueryFilter == ChatTypeFilter::Private
+			? Flag::f_users_only
+			: _searchQueryFilter == ChatTypeFilter::Groups
+			? Flag::f_groups_only
+			: _searchQueryFilter == ChatTypeFilter::Channels
+			? Flag::f_broadcasts_only
+			: Flag());
 	const auto folderId = 0;
 	_searchProcess.requestId = session().api().request(
 		MTPmessages_SearchGlobal(
@@ -3184,6 +3205,10 @@ bool Widget::applySearchState(SearchState state) {
 	const auto queryEmptyChanged = queryChanged
 		? (_searchState.query.isEmpty() != state.query.isEmpty())
 		: false;
+	if (queryEmptyChanged || tabChanged) {
+		state.filter = ChatTypeFilter::All;
+	}
+	const auto filterChanged = (_searchState.filter != state.filter);
 
 	if (forum) {
 		if (_openedForum == forum) {
@@ -3245,6 +3270,7 @@ bool Widget::applySearchState(SearchState state) {
 	if (searchCleared
 		|| inChatChanged
 		|| fromPeerChanged
+		|| filterChanged
 		|| tagsChanged
 		|| tabChanged) {
 		clearSearchCache(searchCleared);

Telegram/SourceFiles/dialogs/dialogs_widget.h

@@ -381,6 +381,7 @@ private:
 	PeerData *_searchQueryFrom = nullptr;
 	std::vector<Data::ReactionId> _searchQueryTags;
 	ChatSearchTab _searchQueryTab = {};
+	ChatTypeFilter _searchQueryFilter = {};
 
 	SearchProcessState _searchProcess;
 	SearchProcessState _migratedProcess;

Telegram/SourceFiles/dialogs/ui/chat_search_empty.cpp

@@ -62,6 +62,13 @@ void SearchEmpty::setup(Icon icon, rpl::producer<TextWithEntities> text) {
 		label->move((size.width() - label->width()) / 2, top - sub);
 	}, lifetime());
 
+	label->setClickHandlerFilter([=](
+			const ClickHandlerPtr &handler,
+			Qt::MouseButton) {
+		_handlerActivated.fire_copy(handler);
+		return false;
+	});
+
 	_animate = [animate] {
 		animate(anim::repeat::once);
 	};

Telegram/SourceFiles/dialogs/ui/chat_search_empty.h

@@ -29,10 +29,15 @@ public:
 
 	void animate();
 
+	[[nodiscard]] rpl::producer<ClickHandlerPtr> handlerActivated() const {
+		return _handlerActivated.events();
+	}
+
 private:
 	void setup(Icon icon, rpl::producer<TextWithEntities> text);
 
 	Fn<void()> _animate;
+	rpl::event_stream<ClickHandlerPtr> _handlerActivated;
 
 };