Initial version of top peers.

Telegram/CMakeLists.txt

@@ -460,10 +460,14 @@ PRIVATE
     data/business/data_business_info.h
     data/business/data_shortcut_messages.cpp
     data/business/data_shortcut_messages.h
+    data/components/recent_peers.cpp
+    data/components/recent_peers.h
     data/components/scheduled_messages.cpp
     data/components/scheduled_messages.h
     data/components/sponsored_messages.cpp
     data/components/sponsored_messages.h
+    data/components/top_peers.cpp
+    data/components/top_peers.h
     data/notify/data_notify_settings.cpp
     data/notify/data_notify_settings.h
     data/notify/data_peer_notify_settings.cpp
@@ -608,6 +612,18 @@ PRIVATE
     data/data_wall_paper.h
     data/data_web_page.cpp
     data/data_web_page.h
+    dialogs/ui/dialogs_layout.cpp
+    dialogs/ui/dialogs_layout.h
+    dialogs/ui/dialogs_message_view.cpp
+    dialogs/ui/dialogs_message_view.h
+    dialogs/ui/dialogs_stories_content.cpp
+    dialogs/ui/dialogs_stories_content.h
+    dialogs/ui/dialogs_suggestions.cpp
+    dialogs/ui/dialogs_suggestions.h
+    dialogs/ui/dialogs_topics_view.cpp
+    dialogs/ui/dialogs_topics_view.h
+    dialogs/ui/dialogs_video_userpic.cpp
+    dialogs/ui/dialogs_video_userpic.h
     dialogs/dialogs_entry.cpp
     dialogs/dialogs_entry.h
     dialogs/dialogs_indexed_list.cpp
@@ -630,16 +646,6 @@ PRIVATE
     dialogs/dialogs_search_tags.h
     dialogs/dialogs_widget.cpp
     dialogs/dialogs_widget.h
-    dialogs/ui/dialogs_layout.cpp
-    dialogs/ui/dialogs_layout.h
-    dialogs/ui/dialogs_message_view.cpp
-    dialogs/ui/dialogs_message_view.h
-    dialogs/ui/dialogs_stories_content.cpp
-    dialogs/ui/dialogs_stories_content.h
-    dialogs/ui/dialogs_topics_view.cpp
-    dialogs/ui/dialogs_topics_view.h
-    dialogs/ui/dialogs_video_userpic.cpp
-    dialogs/ui/dialogs_video_userpic.h
     editor/color_picker.cpp
     editor/color_picker.h
     editor/controllers/controllers.h

Telegram/SourceFiles/api/api_updates.cpp

@@ -22,6 +22,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "mtproto/mtproto_dc_options.h"
 #include "data/business/data_shortcut_messages.h"
 #include "data/components/scheduled_messages.h"
+#include "data/components/top_peers.h"
 #include "data/notify/data_notify_settings.h"
 #include "data/stickers/data_stickers.h"
 #include "data/data_saved_messages.h"
@@ -1577,6 +1578,11 @@ void Updates::feedUpdate(const MTPUpdate &update) {
 					} else {
 						if (existing) {
 							existing->destroy();
+						} else {
+							// Not the server-side date, but close enough.
+							session().topPeers().increment(
+								local->history()->peer,
+								local->date());
 						}
 						local->setRealId(d.vid().v);
 					}

Telegram/SourceFiles/data/components/recent_peers.cpp

@@ -0,0 +1,18 @@
+/*
+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
+*/
+#include "data/components/recent_peers.h"
+
+namespace Data {
+
+RecentPeers::RecentPeers(not_null<Main::Session*> session)
+: _session(session) {
+}
+
+RecentPeers::~RecentPeers() = default;
+
+} // namespace Data

Telegram/SourceFiles/data/components/recent_peers.h

@@ -0,0 +1,26 @@
+/*
+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
+
+namespace Main {
+class Session;
+} // namespace Main
+
+namespace Data {
+
+class RecentPeers final {
+public:
+	explicit RecentPeers(not_null<Main::Session*> session);
+	~RecentPeers();
+
+private:
+	const not_null<Main::Session*> _session;
+
+};
+
+} // namespace Data

Telegram/SourceFiles/data/components/top_peers.cpp

@@ -0,0 +1,157 @@
+/*
+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
+*/
+#include "data/components/top_peers.h"
+
+#include "api/api_hash.h"
+#include "apiwrap.h"
+#include "data/data_peer.h"
+#include "data/data_session.h"
+#include "data/data_user.h"
+#include "main/main_session.h"
+#include "mtproto/mtproto_config.h"
+
+namespace Data {
+namespace {
+
+constexpr auto kLimit = 32;
+constexpr auto kRequestTimeLimit = 10 * crl::time(1000);
+
+[[nodiscard]] float64 RatingDelta(TimeId now, TimeId was, int decay) {
+	return std::exp((now - was) * 1. / decay);
+}
+
+} // namespace
+
+TopPeers::TopPeers(not_null<Main::Session*> session)
+: _session(session) {
+	using namespace rpl::mappers;
+	crl::on_main(session, [=] {
+		_session->data().chatsListLoadedEvents(
+		) | rpl::filter(_1 == nullptr) | rpl::start_with_next([=] {
+			crl::on_main(_session, [=] {
+				request();
+			});
+		}, _session->lifetime());
+	});
+}
+
+TopPeers::~TopPeers() = default;
+
+std::vector<not_null<PeerData*>> TopPeers::list() const {
+	return _list
+		| ranges::view::transform(&TopPeer::peer)
+		| ranges::to_vector;
+}
+
+bool TopPeers::disabled() const {
+	return _disabled;
+}
+
+rpl::producer<> TopPeers::updates() const {
+	return _updates.events();
+}
+
+void TopPeers::increment(not_null<PeerData*> peer, TimeId date) {
+	if (date <= _lastReceivedDate) {
+		return;
+	}
+	if (const auto user = peer->asUser(); user && !user->isBot()) {
+		auto changed = false;
+		auto i = ranges::find(_list, peer, &TopPeer::peer);
+		if (i == end(_list)) {
+			_list.push_back({ .peer = peer });
+			i = end(_list) - 1;
+			changed = true;
+		}
+		const auto &config = peer->session().mtp().config();
+		const auto decay = config.values().ratingDecay;
+		i->rating += RatingDelta(date, _lastReceivedDate, decay);
+		for (; i != begin(_list); --i) {
+			if (i->rating >= (i - 1)->rating) {
+				changed = true;
+				std::swap(*i, *(i - 1));
+			} else {
+				break;
+			}
+		}
+		if (changed) {
+			_updates.fire({});
+		}
+	}
+}
+
+void TopPeers::reload() {
+	if (_requestId
+		|| (_lastReceived
+			&& _lastReceived + kRequestTimeLimit > crl::now())) {
+		return;
+	}
+	request();
+}
+
+void TopPeers::request() {
+	if (_requestId) {
+		return;
+	}
+
+	_requestId = _session->api().request(MTPcontacts_GetTopPeers(
+		MTP_flags(MTPcontacts_GetTopPeers::Flag::f_correspondents),
+		MTP_int(0),
+		MTP_int(kLimit),
+		MTP_long(countHash())
+	)).done([=](const MTPcontacts_TopPeers &result, const MTP::Response &response) {
+		_lastReceivedDate = TimeId(response.outerMsgId >> 32);
+		_lastReceived = crl::now();
+		_requestId = 0;
+
+		result.match([&](const MTPDcontacts_topPeers &data) {
+			_disabled = false;
+			const auto owner = &_session->data();
+			owner->processUsers(data.vusers());
+			owner->processChats(data.vchats());
+			for (const auto &category : data.vcategories().v) {
+				const auto &data = category.data();
+				data.vcategory().match(
+					[&](const MTPDtopPeerCategoryCorrespondents &) {
+					_list = ranges::views::all(
+						data.vpeers().v
+					) | ranges::views::transform([&](const MTPTopPeer &top) {
+						return TopPeer{
+							owner->peer(peerFromMTP(top.data().vpeer())),
+							top.data().vrating().v,
+						};
+					}) | ranges::to_vector;
+				}, [](const auto &) {
+					LOG(("API Error: Unexpected top peer category."));
+				});
+			}
+			_updates.fire({});
+		}, [&](const MTPDcontacts_topPeersDisabled &) {
+			if (!_disabled) {
+				_list.clear();
+				_disabled = true;
+				_updates.fire({});
+			}
+		}, [](const MTPDcontacts_topPeersNotModified &) {
+		});
+	}).fail([=] {
+		_lastReceived = crl::now();
+		_requestId = 0;
+	}).send();
+}
+
+uint64 TopPeers::countHash() const {
+	using namespace Api;
+	auto hash = HashInit();
+	for (const auto &top : _list) {
+		HashUpdate(hash, peerToUser(top.peer->id).bare);
+	}
+	return HashFinalize(hash);
+}
+
+} // namespace Data

Telegram/SourceFiles/data/components/top_peers.h

@@ -0,0 +1,51 @@
+/*
+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
+
+namespace Main {
+class Session;
+} // namespace Main
+
+namespace Data {
+
+class TopPeers final {
+public:
+	explicit TopPeers(not_null<Main::Session*> session);
+	~TopPeers();
+
+	[[nodiscard]] std::vector<not_null<PeerData*>> list() const;
+	[[nodiscard]] bool disabled() const;
+	[[nodiscard]] rpl::producer<> updates() const;
+
+	void increment(not_null<PeerData*> peer, TimeId date);
+	void reload();
+
+private:
+	struct TopPeer {
+		not_null<PeerData*> peer;
+		float64 rating = 0.;
+	};
+
+	void request();
+	[[nodiscard]] uint64 countHash() const;
+
+	const not_null<Main::Session*> _session;
+
+	std::vector<TopPeer> _list;
+	rpl::event_stream<> _updates;
+	crl::time _lastReceived = 0;
+	TimeId _lastReceivedDate = 0;
+
+	mtpRequestId _requestId = 0;
+
+	bool _disabled = false;
+	bool _received = false;
+
+};
+
+} // namespace Data

Telegram/SourceFiles/dialogs/dialogs.style

@@ -591,6 +591,11 @@ dialogsStoriesFull: DialogsStories {
 		font: font(11px);
 	}
 }
+topPeers: DialogsStories(dialogsStoriesFull) {
+	photo: 46px;
+	photoLeft: 10px;
+	photoTop: 8px;
+}
 
 dialogsStoriesList: DialogsStoriesList {
 	small: dialogsStories;
@@ -633,3 +638,4 @@ dialogsSearchTagArrowPadding: margins(-6px, 3px, 0px, 0px);
 dialogsSearchTagPromoLeft: 6px;
 dialogsSearchTagPromoRight: 1px;
 dialogsSearchTagPromoSkip: 6px;
+

Telegram/SourceFiles/dialogs/dialogs_widget.cpp

@@ -10,6 +10,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "base/options.h"
 #include "dialogs/ui/dialogs_stories_content.h"
 #include "dialogs/ui/dialogs_stories_list.h"
+#include "dialogs/ui/dialogs_suggestions.h"
 #include "dialogs/dialogs_inner_widget.h"
 #include "dialogs/dialogs_search_from_controllers.h"
 #include "dialogs/dialogs_key.h"
@@ -1021,7 +1022,10 @@ void Widget::fullSearchRefreshOn(rpl::producer<> events) {
 
 void Widget::updateControlsVisibility(bool fast) {
 	updateLoadMoreChatsVisibility();
-	_scroll->show();
+	_scroll->setVisible(!_suggestions);
+	if (_suggestions) {
+		_suggestions->show();
+	}
 	updateStoriesVisibility();
 	if ((_openedFolder || _openedForum) && _searchHasFocus.current()) {
 		setInnerFocus();
@@ -1085,8 +1089,36 @@ void Widget::updateLockUnlockPosition() {
 }
 
 void Widget::updateHasFocus(not_null<QWidget*> focused) {
-	_searchHasFocus = (focused == _search.data());
-	updateForceDisplayWide();
+	const auto has = (focused == _search.data());
+	if (_searchHasFocus.current() != has) {
+		_searchHasFocus = (focused == _search.data());
+		updateStoriesVisibility();
+		updateForceDisplayWide();
+		updateSuggestions(anim::type::normal);
+	}
+}
+
+void Widget::updateSuggestions(anim::type animated) {
+	const auto suggest = _searchHasFocus.current()
+		&& !_searchInChat
+		&& (_inner->state() == WidgetState::Default);
+	if (!suggest && _suggestions) {
+		_suggestions = nullptr;
+		_scroll->show();
+	} else if (suggest && !_suggestions) {
+		_suggestions = std::make_unique<Suggestions>(
+			this,
+			rpl::single(TopPeersContent(&session())));
+
+		_suggestions->topPeerChosen(
+		) | rpl::start_with_next([=](PeerId id) {
+			controller()->showPeerHistory(id);
+		}, _suggestions->lifetime());
+
+		_suggestions->show();
+		_scroll->hide();
+		updateControlsGeometry();
+	}
 }
 
 void Widget::changeOpenedSubsection(
@@ -1513,7 +1545,10 @@ void Widget::startWidthAnimation() {
 void Widget::stopWidthAnimation() {
 	_widthAnimationCache = QPixmap();
 	if (!_showAnimation) {
-		_scroll->show();
+		_scroll->setVisible(!_suggestions);
+		if (_suggestions) {
+			_suggestions->show();
+		}
 	}
 	updateStoriesVisibility();
 	update();
@@ -1528,6 +1563,7 @@ void Widget::updateStoriesVisibility() {
 		|| _openedForum
 		|| !_widthAnimationCache.isNull()
 		|| _childList
+		|| _searchHasFocus.current()
 		|| !_search->getLastText().isEmpty()
 		|| _searchInChat
 		|| _stories->empty();
@@ -2460,6 +2496,7 @@ void Widget::applySearchUpdate(bool force) {
 		clearSearchCache();
 	}
 	_cancelSearch->toggle(!filterText.isEmpty(), anim::type::normal);
+	updateSuggestions(anim::type::instant);
 	updateLoadMoreChatsVisibility();
 	updateJumpToDateVisibility();
 	updateLockUnlockPosition();
@@ -2675,6 +2712,7 @@ bool Widget::setSearchInChat(
 	if (searchInPeerUpdated) {
 		_searchInChat = chat;
 		controller()->setSearchInChat(_searchInChat);
+		updateSuggestions(anim::type::instant);
 		updateJumpToDateVisibility();
 		updateStoriesVisibility();
 	}
@@ -3041,6 +3079,14 @@ void Widget::updateControlsGeometry() {
 	};
 	_updateScrollGeometryCached();
 
+	if (_suggestions) {
+		_suggestions->setGeometry(
+			0,
+			expandedStoriesTop,
+			scrollWidth,
+			height() - expandedStoriesTop - bottomSkip);
+	}
+
 	_inner->resize(scrollWidth, _inner->height());
 	_inner->setNarrowRatio(narrowRatio);
 	if (newScrollTop != wasScrollTop) {
@@ -3097,6 +3143,7 @@ void Widget::keyPressEvent(QKeyEvent *e) {
 		&& !_openedFolder
 		&& !_openedForum
 		&& _search->isVisible()
+		&& !_search->hasFocus()
 		&& !e->text().isEmpty()) {
 		_search->setFocusFast();
 		QCoreApplication::sendEvent(_search->rawTextEdit(), e);

Telegram/SourceFiles/dialogs/dialogs_widget.h

@@ -75,6 +75,7 @@ class Key;
 struct ChosenRow;
 class InnerWidget;
 enum class SearchRequestType;
+class Suggestions;
 
 class Widget final : public Window::AbstractSectionWidget {
 public:
@@ -242,6 +243,7 @@ private:
 	void startScrollUpButtonAnimation(bool shown);
 	void updateScrollUpPosition();
 	void updateLockUnlockPosition();
+	void updateSuggestions(anim::type animated);
 
 	MTP::Sender _api;
 
@@ -273,6 +275,7 @@ private:
 
 	object_ptr<Ui::ElasticScroll> _scroll;
 	QPointer<InnerWidget> _inner;
+	std::unique_ptr<Suggestions> _suggestions;
 	class BottomButton;
 	object_ptr<BottomButton> _updateTelegram = { nullptr };
 	object_ptr<BottomButton> _loadMoreChats = { nullptr };
@@ -291,7 +294,7 @@ private:
 
 	Data::Folder *_openedFolder = nullptr;
 	Data::Forum *_openedForum = nullptr;
-	Dialogs::Key _searchInChat;
+	Key _searchInChat;
 	History *_searchInMigrated = nullptr;
 	PeerData *_searchFromAuthor = nullptr;
 	std::vector<Data::ReactionId> _searchTags;

Telegram/SourceFiles/dialogs/ui/dialogs_stories_list.cpp

@@ -184,9 +184,9 @@ rpl::producer<bool> List::toggleExpandedRequests() const {
 	return _toggleExpandedRequests.events();
 }
 
-rpl::producer<> List::entered() const {
-	return _entered.events();
-}
+//rpl::producer<> List::entered() const {
+//	return _entered.events();
+//}
 
 rpl::producer<> List::loadMoreRequests() const {
 	return _loadMoreRequests.events();
@@ -217,9 +217,9 @@ void List::requestExpanded(bool expanded) {
 	_toggleExpandedRequests.fire_copy(_expanded);
 }
 
-void List::enterEventHook(QEnterEvent *e) {
-	_entered.fire({});
-}
+//void List::enterEventHook(QEnterEvent *e) {
+	//_entered.fire({});
+//}
 
 void List::resizeEvent(QResizeEvent *e) {
 	updateScrollMax();

Telegram/SourceFiles/dialogs/ui/dialogs_stories_list.h

@@ -94,7 +94,7 @@ public:
 	[[nodiscard]] rpl::producer<uint64> clicks() const;
 	[[nodiscard]] rpl::producer<ShowMenuRequest> showMenuRequests() const;
 	[[nodiscard]] rpl::producer<bool> toggleExpandedRequests() const;
-	[[nodiscard]] rpl::producer<> entered() const;
+	//[[nodiscard]] rpl::producer<> entered() const;
 	[[nodiscard]] rpl::producer<> loadMoreRequests() const;
 
 	[[nodiscard]] auto verticalScrollEvents() const
@@ -123,7 +123,7 @@ private:
 	};
 
 	void showContent(Content &&content);
-	void enterEventHook(QEnterEvent *e) override;
+	//void enterEventHook(QEnterEvent *e) override;
 	void resizeEvent(QResizeEvent *e) override;
 	void paintEvent(QPaintEvent *e) override;
 	void wheelEvent(QWheelEvent *e) override;
@@ -173,7 +173,7 @@ private:
 	rpl::event_stream<uint64> _clicks;
 	rpl::event_stream<ShowMenuRequest> _showMenuRequests;
 	rpl::event_stream<bool> _toggleExpandedRequests;
-	rpl::event_stream<> _entered;
+	//rpl::event_stream<> _entered;
 	rpl::event_stream<> _loadMoreRequests;
 	rpl::event_stream<> _collapsedGeometryChanged;
 

Telegram/SourceFiles/dialogs/ui/dialogs_suggestions.cpp

@@ -0,0 +1,77 @@
+/*
+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
+*/
+#include "dialogs/ui/dialogs_suggestions.h"
+
+#include "data/components/top_peers.h"
+#include "data/data_user.h"
+#include "main/main_session.h"
+#include "ui/widgets/elastic_scroll.h"
+#include "ui/widgets/labels.h"
+#include "ui/wrap/vertical_layout.h"
+#include "ui/wrap/slide_wrap.h"
+#include "ui/dynamic_thumbnails.h"
+#include "styles/style_layers.h"
+
+namespace Dialogs {
+
+Suggestions::Suggestions(
+	not_null<QWidget*> parent,
+	rpl::producer<TopPeersList> topPeers)
+: RpWidget(parent)
+, _scroll(std::make_unique<Ui::ElasticScroll>(this))
+, _content(_scroll->setOwnedWidget(object_ptr<Ui::VerticalLayout>(this)))
+, _topPeersWrap(_content->add(object_ptr<Ui::SlideWrap<TopPeersStrip>>(
+	this,
+	object_ptr<TopPeersStrip>(this, std::move(topPeers)))))
+, _topPeers(_topPeersWrap->entity())
+, _divider(_content->add(setupDivider())) {
+	_topPeers->emptyValue() | rpl::start_with_next([=](bool empty) {
+		_topPeersWrap->toggle(!empty, anim::type::instant);
+	}, _topPeers->lifetime());
+
+	_topPeers->clicks() | rpl::start_with_next([=](uint64 peerIdRaw) {
+		_topPeerChosen.fire(PeerId(peerIdRaw));
+	}, _topPeers->lifetime());
+}
+
+Suggestions::~Suggestions() = default;
+
+void Suggestions::paintEvent(QPaintEvent *e) {
+	QPainter(this).fillRect(e->rect(), st::windowBg);
+}
+
+void Suggestions::resizeEvent(QResizeEvent *e) {
+	_scroll->setGeometry(rect());
+	_content->resizeToWidth(width());
+}
+
+object_ptr<Ui::RpWidget> Suggestions::setupDivider() {
+	auto result = object_ptr<Ui::DividerLabel>(
+		this,
+		object_ptr<Ui::FlatLabel>(
+			this,
+			rpl::single(u"Recent"_q),
+			st::boxDividerLabel),
+		st::defaultBoxDividerLabelPadding);
+
+	return result;
+}
+
+TopPeersList TopPeersContent(not_null<Main::Session*> session) {
+	auto result = TopPeersList();
+	for (const auto &peer : session->topPeers().list()) {
+		result.entries.push_back(TopPeersEntry{
+			.id = peer->id.value,
+			.name = peer->shortName(),
+			.userpic = Ui::MakeUserpicThumbnail(peer),
+		});
+	}
+	return result;
+}
+
+} // namespace Dialogs

Telegram/SourceFiles/dialogs/ui/dialogs_suggestions.h

@@ -0,0 +1,59 @@
+/*
+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/object_ptr.h"
+#include "dialogs/ui/top_peers_strip.h"
+#include "ui/rp_widget.h"
+
+namespace Main {
+class Session;
+} // namespace Main
+
+namespace Ui {
+class ElasticScroll;
+class VerticalLayout;
+template <typename Widget>
+class SlideWrap;
+} // namespace Ui
+
+namespace Dialogs {
+
+class Suggestions final : public Ui::RpWidget {
+public:
+	Suggestions(
+		not_null<QWidget*> parent,
+		rpl::producer<TopPeersList> topPeers);
+	~Suggestions();
+
+	[[nodiscard]] rpl::producer<PeerId> topPeerChosen() const {
+		return _topPeerChosen.events();
+	}
+
+private:
+	void paintEvent(QPaintEvent *e) override;
+	void resizeEvent(QResizeEvent *e) override;
+
+	[[nodiscard]] object_ptr<Ui::RpWidget> setupDivider();
+
+	void updateControlsGeometry();
+
+	const std::unique_ptr<Ui::ElasticScroll> _scroll;
+	const not_null<Ui::VerticalLayout*> _content;
+	const not_null<Ui::SlideWrap<TopPeersStrip>*> _topPeersWrap;
+	const not_null<TopPeersStrip*> _topPeers;
+	const not_null<Ui::RpWidget*> _divider;
+
+	rpl::event_stream<PeerId> _topPeerChosen;
+
+};
+
+[[nodiscard]] TopPeersList TopPeersContent(
+	not_null<Main::Session*> session);
+
+} // namespace Dialogs

Telegram/SourceFiles/dialogs/ui/top_peers_strip.cpp

@@ -0,0 +1,302 @@
+/*
+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
+*/
+#include "dialogs/ui/top_peers_strip.h"
+
+#include "ui/text/text.h"
+#include "ui/widgets/menu/menu_add_action_callback_factory.h"
+#include "ui/widgets/popup_menu.h"
+#include "ui/dynamic_image.h"
+#include "ui/painter.h"
+#include "styles/style_dialogs.h"
+#include "styles/style_widgets.h"
+
+#include <QtWidgets/QApplication>
+
+namespace Dialogs {
+
+struct TopPeersStrip::Entry {
+	uint64 id = 0;
+	Ui::Text::String name;
+	std::shared_ptr<Ui::DynamicImage> userpic;
+	bool subscribed = false;
+};
+
+TopPeersStrip::TopPeersStrip(
+	not_null<QWidget*> parent,
+	rpl::producer<TopPeersList> content)
+: RpWidget(parent) {
+	resize(0, st::topPeers.height);
+
+	std::move(content) | rpl::start_with_next([=](const TopPeersList &list) {
+		apply(list);
+	}, lifetime());
+
+	setMouseTracking(true);
+}
+
+TopPeersStrip::~TopPeersStrip() = default;
+
+void TopPeersStrip::resizeEvent(QResizeEvent *e) {
+	updateScrollMax();
+}
+
+void TopPeersStrip::wheelEvent(QWheelEvent *e) {
+	const auto phase = e->phase();
+	const auto fullDelta = e->pixelDelta().isNull()
+		? e->angleDelta()
+		: e->pixelDelta();
+	if (phase == Qt::ScrollBegin || phase == Qt::ScrollEnd) {
+		_scrollingLock = Qt::Orientation();
+		if (fullDelta.isNull()) {
+			return;
+		}
+	}
+	const auto vertical = qAbs(fullDelta.x()) < qAbs(fullDelta.y());
+	if (_scrollingLock == Qt::Orientation() && phase != Qt::NoScrollPhase) {
+		_scrollingLock = vertical ? Qt::Vertical : Qt::Horizontal;
+	}
+	if (_scrollingLock == Qt::Vertical || (vertical && !_scrollLeftMax)) {
+		_verticalScrollEvents.fire(e);
+		return;
+	}
+	const auto delta = vertical
+		? fullDelta.y()
+		: ((style::RightToLeft() ? -1 : 1) * fullDelta.x());
+
+	const auto now = _scrollLeft;
+	const auto used = now - delta;
+	const auto next = std::clamp(used, 0, _scrollLeftMax);
+	if (next != now) {
+		_scrollLeft = next;
+		updateSelected();
+		update();
+	}
+	e->accept();
+}
+
+void TopPeersStrip::mousePressEvent(QMouseEvent *e) {
+	if (e->button() != Qt::LeftButton) {
+		return;
+	}
+	_lastMousePosition = e->globalPos();
+	updateSelected();
+
+	_mouseDownPosition = _lastMousePosition;
+	_pressed = _selected;
+}
+
+void TopPeersStrip::mouseMoveEvent(QMouseEvent *e) {
+	_lastMousePosition = e->globalPos();
+	updateSelected();
+
+	if (!_dragging && _mouseDownPosition) {
+		if ((_lastMousePosition - *_mouseDownPosition).manhattanLength()
+			>= QApplication::startDragDistance()) {
+			_dragging = true;
+			_startDraggingLeft = _scrollLeft;
+		}
+	}
+	checkDragging();
+}
+
+void TopPeersStrip::checkDragging() {
+	if (_dragging) {
+		const auto sign = (style::RightToLeft() ? -1 : 1);
+		const auto newLeft = std::clamp(
+			(sign * (_mouseDownPosition->x() - _lastMousePosition.x())
+				+ _startDraggingLeft),
+			0,
+			_scrollLeftMax);
+		if (newLeft != _scrollLeft) {
+			_scrollLeft = newLeft;
+			update();
+		}
+	}
+}
+
+void TopPeersStrip::mouseReleaseEvent(QMouseEvent *e) {
+	_lastMousePosition = e->globalPos();
+	const auto guard = gsl::finally([&] {
+		_mouseDownPosition = std::nullopt;
+	});
+
+	const auto pressed = std::exchange(_pressed, -1);
+	if (finishDragging()) {
+		return;
+	}
+	updateSelected();
+	if (_selected == pressed) {
+		if (_selected < _entries.size()) {
+			_clicks.fire_copy(_entries[_selected].id);
+		}
+	}
+}
+
+void TopPeersStrip::updateScrollMax() {
+	const auto &st = st::topPeers;
+	const auto single = st.photoLeft * 2 + st.photo;
+	const auto widthFull = int(_entries.size()) * single;
+	_scrollLeftMax = std::max(widthFull - width(), 0);
+	_scrollLeft = std::clamp(_scrollLeft, 0, _scrollLeftMax);
+	update();
+}
+
+bool TopPeersStrip::empty() const {
+	return _empty.current();
+}
+
+rpl::producer<bool> TopPeersStrip::emptyValue() const {
+	return _empty.value();
+}
+
+rpl::producer<uint64> TopPeersStrip::clicks() const {
+	return _clicks.events();
+}
+
+auto TopPeersStrip::showMenuRequests() const
+-> rpl::producer<ShowTopPeerMenuRequest> {
+	return _showMenuRequests.events();
+}
+
+void TopPeersStrip::apply(const TopPeersList &list) {
+	auto now = std::vector<Entry>();
+
+	if (list.entries.empty()) {
+		_empty = true;
+	}
+	for (const auto &entry : list.entries) {
+		const auto i = ranges::find(_entries, entry.id, &Entry::id);
+		if (i != end(_entries)) {
+			now.push_back(base::take(*i));
+		} else {
+			now.push_back({ .id = entry.id });
+		}
+		apply(now.back(), entry);
+	}
+	for (auto &entry : _entries) {
+		if (entry.subscribed) {
+			entry.userpic->subscribeToUpdates(nullptr);
+			entry.subscribed = 0;
+		}
+	}
+	_entries = std::move(now);
+	if (!_entries.empty()) {
+		_empty = false;
+	}
+	update();
+}
+
+void TopPeersStrip::apply(Entry &entry, const TopPeersEntry &data) {
+	Expects(entry.id == data.id);
+	Expects(data.userpic != nullptr);
+
+	if (entry.name.toString() != data.name) {
+		entry.name.setText(st::topPeers.nameStyle, data.name);
+	}
+	if (entry.userpic.get() != data.userpic.get()) {
+		if (entry.subscribed) {
+			entry.userpic->subscribeToUpdates(nullptr);
+			entry.subscribed = 0;
+		}
+		entry.userpic = data.userpic;
+	}
+}
+
+void TopPeersStrip::paintEvent(QPaintEvent *e) {
+	auto p = Painter(this);
+	auto x = -_scrollLeft;
+	const auto &st = st::topPeers;
+	const auto line = st.lineTwice / 2;
+	const auto single = st.photoLeft * 2 + st.photo;
+	for (auto &entry : _entries) {
+		if (!entry.subscribed) {
+			entry.userpic->subscribeToUpdates([=] {
+				update();
+			});
+			entry.subscribed = 1;
+		}
+		const auto image = entry.userpic->image(st.photo);
+		p.drawImage(
+			QRect(x + st.photoLeft, st.photoTop, st.photo, st.photo),
+			image);
+
+		const auto nameLeft = x + st.nameLeft;
+		entry.name.drawElided(p, nameLeft, st.nameTop, single, 1, style::al_top);
+
+		x += single;
+	}
+}
+
+void TopPeersStrip::contextMenuEvent(QContextMenuEvent *e) {
+	_menu = nullptr;
+
+	if (e->reason() == QContextMenuEvent::Mouse) {
+		_lastMousePosition = e->globalPos();
+		updateSelected();
+	}
+	if (_selected < 0 || _entries.empty()) {
+		return;
+	}
+	_menu = base::make_unique_q<Ui::PopupMenu>(
+		this,
+		st::popupMenuWithIcons);
+	_showMenuRequests.fire({
+		_entries[_selected].id,
+		Ui::Menu::CreateAddActionCallback(_menu),
+	});
+	if (_menu->empty()) {
+		_menu = nullptr;
+		return;
+	}
+	const auto updateAfterMenuDestroyed = [=] {
+		const auto globalPosition = QCursor::pos();
+		if (rect().contains(mapFromGlobal(globalPosition))) {
+			_lastMousePosition = globalPosition;
+			updateSelected();
+		}
+	};
+	QObject::connect(
+		_menu.get(),
+		&QObject::destroyed,
+		crl::guard(&_menuGuard, updateAfterMenuDestroyed));
+	_menu->popup(e->globalPos());
+	e->accept();
+}
+
+bool TopPeersStrip::finishDragging() {
+	if (!_dragging) {
+		return false;
+	}
+	checkDragging();
+	_dragging = false;
+	updateSelected();
+	return true;
+}
+
+void TopPeersStrip::updateSelected() {
+	if (_pressed >= 0) {
+		return;
+	}
+	const auto &st = st::topPeers;
+	const auto p = mapFromGlobal(_lastMousePosition);
+	const auto x = p.x();
+	const auto single = st.photoLeft * 2 + st.photo;
+	const auto index = (x - _scrollLeft) / single;
+	const auto selected = (index < 0 || index >= _entries.size())
+		? -1
+		: index;
+	if (_selected != selected) {
+		const auto over = (selected >= 0);
+		if (over != (_selected >= 0)) {
+			setCursor(over ? style::cur_pointer : style::cur_default);
+		}
+		_selected = selected;
+	}
+}
+
+} // namespace Dialogs

Telegram/SourceFiles/dialogs/ui/top_peers_strip.h

@@ -0,0 +1,93 @@
+/*
+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/weak_ptr.h"
+#include "ui/widgets/menu/menu_add_action_callback.h"
+#include "ui/rp_widget.h"
+
+namespace Ui {
+class DynamicImage;
+} // namespace Ui
+
+namespace Dialogs {
+
+struct TopPeersEntry {
+	uint64 id = 0;
+	QString name;
+	std::shared_ptr<Ui::DynamicImage> userpic;
+	uint32 badge : 30 = 0;
+	uint32 muted : 1 = 0;
+	uint32 online : 1 = 0;
+};
+
+struct TopPeersList {
+	std::vector<TopPeersEntry> entries;
+};
+
+struct ShowTopPeerMenuRequest {
+	uint64 id = 0;
+	Ui::Menu::MenuCallback callback;
+};
+
+class TopPeersStrip final : public Ui::RpWidget {
+public:
+	TopPeersStrip(
+		not_null<QWidget*> parent,
+		rpl::producer<TopPeersList> content);
+	~TopPeersStrip();
+
+	[[nodiscard]] bool empty() const;
+	[[nodiscard]] rpl::producer<bool> emptyValue() const;
+	[[nodiscard]] rpl::producer<uint64> clicks() const;
+	[[nodiscard]] auto showMenuRequests() const
+		-> rpl::producer<ShowTopPeerMenuRequest>;
+
+private:
+	struct Entry;
+
+	void resizeEvent(QResizeEvent *e) override;
+	void paintEvent(QPaintEvent *e) override;
+	void wheelEvent(QWheelEvent *e) override;
+	void mousePressEvent(QMouseEvent *e) override;
+	void mouseMoveEvent(QMouseEvent *e) override;
+	void mouseReleaseEvent(QMouseEvent *e) override;
+	void contextMenuEvent(QContextMenuEvent *e) override;
+
+	void updateScrollMax();
+	void updateSelected();
+	void checkDragging();
+	bool finishDragging();
+
+	void apply(const TopPeersList &list);
+	void apply(Entry &entry, const TopPeersEntry &data);
+
+	std::vector<Entry> _entries;
+	rpl::variable<bool> _empty = true;
+
+	rpl::event_stream<uint64> _clicks;
+	rpl::event_stream<ShowTopPeerMenuRequest> _showMenuRequests;
+	rpl::event_stream<not_null<QWheelEvent*>> _verticalScrollEvents;
+
+	QPoint _lastMousePosition;
+	std::optional<QPoint> _mouseDownPosition;
+	int _startDraggingLeft = 0;
+	int _scrollLeft = 0;
+	int _scrollLeftMax = 0;
+	bool _dragging = false;
+	Qt::Orientation _scrollingLock = {};
+
+	int _selected = -1;
+	int _pressed = -1;
+
+	base::unique_qptr<Ui::PopupMenu> _menu;
+	base::has_weak_ptr _menuGuard;
+
+};
+
+} // namespace Dialogs

Telegram/SourceFiles/history/history.cpp

@@ -21,6 +21,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "data/business/data_shortcut_messages.h"
 #include "data/components/scheduled_messages.h"
 #include "data/components/sponsored_messages.h"
+#include "data/components/top_peers.h"
 #include "data/notify/data_notify_settings.h"
 #include "data/stickers/data_stickers.h"
 #include "data/data_drafts.h"
@@ -429,9 +430,13 @@ not_null<HistoryItem*> History::createItem(
 		}
 		return result;
 	}
-	return message.match([&](const auto &data) {
+	const auto result = message.match([&](const auto &data) {
 		return makeMessage(id, data, localFlags);
 	});
+	if (result->out() && result->isRegular()) {
+		session().topPeers().increment(peer, result->date());
+	}
+	return result;
 }
 
 std::vector<not_null<HistoryItem*>> History::createItems(

Telegram/SourceFiles/main/main_session.cpp

@@ -28,8 +28,10 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "storage/file_upload.h"
 #include "storage/storage_account.h"
 #include "storage/storage_facade.h"
+#include "data/components/recent_peers.h"
 #include "data/components/scheduled_messages.h"
 #include "data/components/sponsored_messages.h"
+#include "data/components/top_peers.h"
 #include "data/data_session.h"
 #include "data/data_changes.h"
 #include "data/data_user.h"
@@ -100,6 +102,7 @@ Session::Session(
 , _attachWebView(std::make_unique<InlineBots::AttachWebView>(this))
 , _scheduledMessages(std::make_unique<Data::ScheduledMessages>(this))
 , _sponsoredMessages(std::make_unique<Data::SponsoredMessages>(this))
+, _topPeers(std::make_unique<Data::TopPeers>(this))
 , _supportHelper(Support::Helper::Create(this))
 , _saveSettingsTimer([=] { saveSettings(); }) {
 	Expects(_settings != nullptr);

Telegram/SourceFiles/main/main_session.h

@@ -31,8 +31,10 @@ class Templates;
 namespace Data {
 class Session;
 class Changes;
+class RecentPeers;
 class ScheduledMessages;
 class SponsoredMessages;
+class TopPeers;
 } // namespace Data
 
 namespace Storage {
@@ -106,12 +108,18 @@ public:
 	[[nodiscard]] Data::Changes &changes() const {
 		return *_changes;
 	}
+	[[nodiscard]] Data::RecentPeers &recentPeers() const {
+		return *_recentPeers;
+	}
 	[[nodiscard]] Data::SponsoredMessages &sponsoredMessages() const {
 		return *_sponsoredMessages;
 	}
 	[[nodiscard]] Data::ScheduledMessages &scheduledMessages() const {
 		return *_scheduledMessages;
 	}
+	[[nodiscard]] Data::TopPeers &topPeers() const {
+		return *_topPeers;
+	}
 	[[nodiscard]] Api::Updates &updates() const {
 		return *_updates;
 	}
@@ -232,8 +240,10 @@ private:
 	const std::unique_ptr<Stickers::GiftBoxPack> _giftBoxStickersPacks;
 	const std::unique_ptr<SendAsPeers> _sendAsPeers;
 	const std::unique_ptr<InlineBots::AttachWebView> _attachWebView;
+	const std::unique_ptr<Data::RecentPeers> _recentPeers;
 	const std::unique_ptr<Data::ScheduledMessages> _scheduledMessages;
 	const std::unique_ptr<Data::SponsoredMessages> _sponsoredMessages;
+	const std::unique_ptr<Data::TopPeers> _topPeers;
 
 	const std::unique_ptr<Support::Helper> _supportHelper;
 

Telegram/SourceFiles/mtproto/mtproto_config.cpp

@@ -45,7 +45,8 @@ QByteArray Config::serialize() const {
 		+ Serialize::stringSize(_fields.txtDomainString)
 		+ 3 * sizeof(qint32)
 		+ Serialize::stringSize(_fields.reactionDefaultEmoji)
-		+ sizeof(quint64);
+		+ sizeof(quint64)
+		+ sizeof(qint32);
 
 	auto result = QByteArray();
 	result.reserve(size);
@@ -89,7 +90,8 @@ QByteArray Config::serialize() const {
 			<< qint32(_fields.blockedMode ? 1 : 0)
 			<< qint32(_fields.captionLengthMax)
 			<< _fields.reactionDefaultEmoji
-			<< quint64(_fields.reactionDefaultCustom);
+			<< quint64(_fields.reactionDefaultCustom)
+			<< qint32(_fields.ratingDecay);
 	}
 	return result;
 }
@@ -185,6 +187,9 @@ std::unique_ptr<Config> Config::FromSerialized(const QByteArray &serialized) {
 		read(raw->_fields.reactionDefaultEmoji);
 		read(raw->_fields.reactionDefaultCustom);
 	}
+	if (!stream.atEnd()) {
+		read(raw->_fields.ratingDecay);
+	}
 
 	if (stream.status() != QDataStream::Ok
 		|| !raw->_dcOptions.constructFromSerialized(dcOptionsSerialized)) {
@@ -249,6 +254,10 @@ void Config::apply(const MTPDconfig &data) {
 		});
 	}
 	_fields.autologinToken = qs(data.vautologin_token().value_or_empty());
+	_fields.ratingDecay = data.vrating_e_decay().v;
+	if (_fields.ratingDecay <= 0) {
+		_fields.ratingDecay = ConfigFields().ratingDecay;
+	}
 
 	if (data.vdc_options().v.empty()) {
 		LOG(("MTP Error: config with empty dc_options received!"));

Telegram/SourceFiles/mtproto/mtproto_config.h

@@ -39,6 +39,7 @@ struct ConfigFields {
 	QString txtDomainString;
 	bool blockedMode = false;
 	int captionLengthMax = 1024;
+	int ratingDecay = 2419200;
 	QString reactionDefaultEmoji = ConfigDefaultReactionEmoji();
 	uint64 reactionDefaultCustom;
 	QString autologinToken;

Telegram/cmake/td_ui.cmake

@@ -87,6 +87,8 @@ PRIVATE
     dialogs/dialogs_three_state_icon.h
     dialogs/ui/dialogs_stories_list.cpp
     dialogs/ui/dialogs_stories_list.h
+    dialogs/ui/top_peers_strip.cpp
+    dialogs/ui/top_peers_strip.h
 
     editor/controllers/undo_controller.cpp
     editor/controllers/undo_controller.h