Added second type of info layer for statistics.

Telegram/Resources/langs/lang.strings

@@ -4066,6 +4066,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_stories_link_invalid" = "This link is broken or has expired.";
 
 "lng_stats_title" = "Statistics";
+"lng_stats_message_title" = "Message Statistic";
 "lng_stats_zoom_out" = "Zoom Out";
 
 "lng_stats_overview_title" = "Overview";

Telegram/SourceFiles/info/info_content_widget.cpp

@@ -339,6 +339,8 @@ Key ContentMemento::key() const {
 		return Settings::Tag{ self };
 	} else if (const auto peer = storiesPeer()) {
 		return Stories::Tag{ peer, storiesTab() };
+	} else if (const auto peer = statisticsPeer()) {
+		return Statistics::Tag{ peer, statisticsContextId() };
 	} else {
 		return Downloads::Tag();
 	}
@@ -375,4 +377,9 @@ ContentMemento::ContentMemento(Stories::Tag stories)
 , _storiesTab(stories.tab) {
 }
 
+ContentMemento::ContentMemento(Statistics::Tag statistics)
+: _statisticsPeer(statistics.peer)
+, _statisticsContextId(statistics.contextId) {
+}
+
 } // namespace Info

Telegram/SourceFiles/info/info_content_widget.h

@@ -41,6 +41,10 @@ struct Tag;
 enum class Tab;
 } // namespace Info::Stories
 
+namespace Info::Statistics {
+struct Tag;
+} // namespace Info::Statistics
+
 namespace Info {
 
 class ContentMemento;
@@ -163,6 +167,7 @@ public:
 	explicit ContentMemento(Settings::Tag settings);
 	explicit ContentMemento(Downloads::Tag downloads);
 	explicit ContentMemento(Stories::Tag stories);
+	explicit ContentMemento(Statistics::Tag statistics);
 	ContentMemento(not_null<PollData*> poll, FullMsgId contextId)
 	: _poll(poll)
 	, _pollContextId(contextId) {
@@ -191,6 +196,12 @@ public:
 	Stories::Tab storiesTab() const {
 		return _storiesTab;
 	}
+	PeerData *statisticsPeer() const {
+		return _statisticsPeer;
+	}
+	FullMsgId statisticsContextId() const {
+		return _statisticsContextId;
+	}
 	PollData *poll() const {
 		return _poll;
 	}
@@ -235,6 +246,8 @@ private:
 	UserData * const _settingsSelf = nullptr;
 	PeerData * const _storiesPeer = nullptr;
 	Stories::Tab _storiesTab = {};
+	PeerData * const _statisticsPeer = nullptr;
+	const FullMsgId _statisticsContextId;
 	PollData * const _poll = nullptr;
 	const FullMsgId _pollContextId;
 

Telegram/SourceFiles/info/info_controller.cpp

@@ -43,6 +43,9 @@ Key::Key(Downloads::Tag downloads) : _value(downloads) {
 Key::Key(Stories::Tag stories) : _value(stories) {
 }
 
+Key::Key(Statistics::Tag statistics) : _value(statistics) {
+}
+
 Key::Key(not_null<PollData*> poll, FullMsgId contextId)
 : _value(PollKey{ poll, contextId }) {
 }
@@ -89,6 +92,20 @@ Stories::Tab Key::storiesTab() const {
 	return Stories::Tab();
 }
 
+PeerData *Key::statisticsPeer() const {
+	if (const auto tag = std::get_if<Statistics::Tag>(&_value)) {
+		return tag->peer;
+	}
+	return nullptr;
+}
+
+FullMsgId Key::statisticsContextId() const {
+	if (const auto tag = std::get_if<Statistics::Tag>(&_value)) {
+		return tag->contextId;
+	}
+	return {};
+}
+
 PollData *Key::poll() const {
 	if (const auto data = std::get_if<PollKey>(&_value)) {
 		return data->poll;

Telegram/SourceFiles/info/info_controller.h

@@ -55,6 +55,20 @@ struct Tag {
 
 } // namespace Info::Stories
 
+namespace Info::Statistics {
+
+struct Tag {
+	explicit Tag(not_null<PeerData*> peer, FullMsgId contextId)
+	: peer(peer)
+	, contextId(contextId) {
+	}
+
+	not_null<PeerData*> peer;
+	FullMsgId contextId;
+};
+
+} // namespace Info::Statistics
+
 namespace Info {
 
 class Key {
@@ -64,6 +78,7 @@ public:
 	Key(Settings::Tag settings);
 	Key(Downloads::Tag downloads);
 	Key(Stories::Tag stories);
+	Key(Statistics::Tag statistics);
 	Key(not_null<PollData*> poll, FullMsgId contextId);
 
 	PeerData *peer() const;
@@ -72,6 +87,8 @@ public:
 	bool isDownloads() const;
 	PeerData *storiesPeer() const;
 	Stories::Tab storiesTab() const;
+	PeerData *statisticsPeer() const;
+	FullMsgId statisticsContextId() const;
 	PollData *poll() const;
 	FullMsgId pollContextId() const;
 
@@ -86,6 +103,7 @@ private:
 		Settings::Tag,
 		Downloads::Tag,
 		Stories::Tag,
+		Statistics::Tag,
 		PollKey> _value;
 
 };
@@ -169,6 +187,12 @@ public:
 	[[nodiscard]] Stories::Tab storiesTab() const {
 		return key().storiesTab();
 	}
+	[[nodiscard]] PeerData *statisticsPeer() const {
+		return key().statisticsPeer();
+	}
+	[[nodiscard]] FullMsgId statisticsContextId() const {
+		return key().statisticsContextId();
+	}
 	[[nodiscard]] PollData *poll() const;
 	[[nodiscard]] FullMsgId pollContextId() const {
 		return key().pollContextId();

Telegram/SourceFiles/info/info_wrap_widget.cpp

@@ -250,7 +250,10 @@ Dialogs::RowDescriptor WrapWidget::activeChat() const {
 				storiesPeer->owner().history(storiesPeer),
 				FullMsgId())
 			: Dialogs::RowDescriptor();
-	} else if (key().settingsSelf() || key().isDownloads() || key().poll()) {
+	} else if (key().settingsSelf()
+			|| key().isDownloads()
+			|| key().poll()
+			|| key().statisticsPeer()) {
 		return Dialogs::RowDescriptor();
 	}
 	Unexpected("Owner in WrapWidget::activeChat().");

Telegram/SourceFiles/info/statistics/info_statistics_widget.cpp

@@ -484,11 +484,14 @@ void FillRecentPosts(
 } // namespace
 
 Memento::Memento(not_null<Controller*> controller)
-: Memento(controller->peer()) {
+: ContentMemento(Tag{
+	controller->statisticsPeer(),
+	controller->statisticsContextId(),
+}) {
 }
 
-Memento::Memento(not_null<PeerData*> peer)
+Memento::Memento(not_null<PeerData*> peer, FullMsgId contextId)
-: ContentMemento(peer, nullptr, {}) {
+: ContentMemento(Tag{ peer, contextId }) {
 }
 
 Memento::~Memento() = default;
@@ -509,7 +512,7 @@ Widget::Widget(
 	QWidget *parent,
 	not_null<Controller*> controller)
 : ContentWidget(parent, controller) {
-	const auto peer = controller->peer();
+	const auto peer = controller->statisticsPeer();
 	if (!peer) {
 		return;
 	}
@@ -556,7 +559,9 @@ bool Widget::showInternal(not_null<ContentMemento*> memento) {
 }
 
 rpl::producer<QString> Widget::title() {
-	return tr::lng_stats_title();
+	return controller()->key().statisticsContextId()
+		? tr::lng_stats_message_title()
+		: tr::lng_stats_title();
 }
 
 rpl::producer<bool> Widget::desiredShadowVisibility() const {
@@ -572,11 +577,13 @@ std::shared_ptr<ContentMemento> Widget::doCreateMemento() {
 	return result;
 }
 
-std::shared_ptr<Info::Memento> Make(not_null<PeerData*> peer) {
+std::shared_ptr<Info::Memento> Make(
+		not_null<PeerData*> peer,
+		FullMsgId contextId) {
 	return std::make_shared<Info::Memento>(
 		std::vector<std::shared_ptr<ContentMemento>>(
 			1,
-			std::make_shared<Memento>(peer)));
+			std::make_shared<Memento>(peer, contextId)));
 }
 
 } // namespace Info::Statistics

Telegram/SourceFiles/info/statistics/info_statistics_widget.h

@@ -14,7 +14,7 @@ namespace Info::Statistics {
 class Memento final : public ContentMemento {
 public:
 	Memento(not_null<Controller*> controller);
-	Memento(not_null<PeerData*> peer);
+	Memento(not_null<PeerData*> peer, FullMsgId contextId);
 	~Memento();
 
 	object_ptr<ContentWidget> createWidget(
@@ -42,6 +42,8 @@ private:
 
 };
 
-[[nodiscard]] std::shared_ptr<Info::Memento> Make(not_null<PeerData*> peer);
+[[nodiscard]] std::shared_ptr<Info::Memento> Make(
+	not_null<PeerData*> peer,
+	FullMsgId contextId);
 
 } // namespace Info::Statistics

Telegram/SourceFiles/window/window_peer_menu.cpp

@@ -1007,7 +1007,7 @@ void Filler::addViewStatistics() {
 			const auto peer = _peer;
 			_addAction(tr::lng_stats_title(tr::now), [=] {
 				if (const auto strong = weak.get()) {
-					controller->showSection(Info::Statistics::Make(peer));
+					controller->showSection(Info::Statistics::Make(peer, {}));
 				}
 			}, &st::menuIconStats);
 		}