Correctly show views count without viewers.

Telegram/SourceFiles/data/data_stories.cpp

@@ -313,15 +313,17 @@ bool Story::applyChanges(StoryMedia media, const MTPDstoryItem &data) {
 			&owner().session(),
 			data.ventities().value_or_empty()),
 	};
-	auto views = 0;
+	auto views = -1;
 	auto recent = std::vector<not_null<PeerData*>>();
-	if (const auto info = data.vviews()) {
-		views = info->data().vviews_count().v;
-		if (const auto list = info->data().vrecent_viewers()) {
-			recent.reserve(list->v.size());
-			auto &owner = _peer->owner();
-			for (const auto &id : list->v) {
-				recent.push_back(owner.peer(peerFromUser(id)));
+	if (!data.is_min()) {
+		if (const auto info = data.vviews()) {
+			views = info->data().vviews_count().v;
+			if (const auto list = info->data().vrecent_viewers()) {
+				recent.reserve(list->v.size());
+				auto &owner = _peer->owner();
+				for (const auto &id : list->v) {
+					recent.push_back(owner.peer(peerFromUser(id)));
+				}
 			}
 		}
 	}
@@ -331,7 +333,7 @@ bool Story::applyChanges(StoryMedia media, const MTPDstoryItem &data) {
 		|| (_isPublic != isPublic)
 		|| (_closeFriends != closeFriends)
 		|| (_caption != caption)
-		|| (_views != views)
+		|| (views >= 0 && _views != views)
 		|| (_recentViewers != recent);
 	if (!changed) {
 		return false;
@@ -341,7 +343,9 @@ bool Story::applyChanges(StoryMedia media, const MTPDstoryItem &data) {
 	_isPublic = isPublic;
 	_closeFriends = closeFriends;
 	_caption = std::move(caption);
-	_views = views;
+	if (views >= 0) {
+		_views = views;
+	}
 	_recentViewers = std::move(recent);
 	return true;
 }

Telegram/SourceFiles/media/stories/media_stories_recent_views.cpp

@@ -150,15 +150,41 @@ void RecentViews::show(RecentViewsData data) {
 	if (usersChanged) {
 		updateUserpics();
 	}
+	refreshClickHandler();
+}
+
+void RecentViews::refreshClickHandler() {
+	const auto nowEmpty = _data.list.empty();
+	const auto wasEmpty = !_clickHandlerLifetime;
+	const auto raw = _widget.get();
+	if (wasEmpty == nowEmpty) {
+		return;
+	} else if (nowEmpty) {
+		_clickHandlerLifetime.destroy();
+	} else {
+		_clickHandlerLifetime = raw->events(
+		) | rpl::filter([=](not_null<QEvent*> e) {
+			return (_data.total > 0)
+				&& (e->type() == QEvent::MouseButtonPress)
+				&& (static_cast<QMouseEvent*>(e.get())->button()
+					== Qt::LeftButton);
+		}) | rpl::start_with_next([=] {
+			showMenu();
+		});
+	}
+	raw->setCursor(_clickHandlerLifetime
+		? style::cur_pointer
+		: style::cur_default);
 }
 
 void RecentViews::updateUserpics() {
 	_userpicsLifetime = ContentByUsers(
 		_data.list
 	) | rpl::start_with_next([=](
-		const std::vector<Ui::GroupCallUser> &list) {
+			const std::vector<Ui::GroupCallUser> &list) {
 		_userpics->update(list, true);
 	});
+	_userpics->finishAnimating();
 }
 
 void RecentViews::setupUserpics() {
@@ -201,18 +227,6 @@ void RecentViews::setupWidget() {
 			_textPosition.y(),
 			raw->width() - _userpicsWidth - st::storiesRecentViewsSkip);
 	}, raw->lifetime());
-
-	raw->events(
-	) | rpl::filter([=](not_null<QEvent*> e) {
-		return (_data.total > 0)
-			&& (e->type() == QEvent::MouseButtonPress)
-			&& (static_cast<QMouseEvent*>(e.get())->button()
-				== Qt::LeftButton);
-	}) | rpl::start_with_next([=] {
-		showMenu();
-	}, raw->lifetime());
-
-	raw->setCursor(style::cur_pointer);
 }
 
 void RecentViews::updatePartsGeometry() {
@@ -242,7 +256,7 @@ void RecentViews::updateText() {
 }
 
 void RecentViews::showMenu() {
-	if (_menu) {
+	if (_menu || _data.list.empty()) {
 		return;
 	}
 

Telegram/SourceFiles/media/stories/media_stories_recent_views.h

@@ -70,6 +70,7 @@ private:
 	void addMenuRowPlaceholder();
 	void rebuildMenuTail();
 	void subscribeToMenuUserpicsLoading(not_null<Main::Session*> session);
+	void refreshClickHandler();
 
 	const not_null<Controller*> _controller;
 
@@ -88,6 +89,7 @@ private:
 	rpl::variable<bool> _shortAnimationPlaying;
 	bool _waitingUserpicsCheck = false;
 	rpl::lifetime _waitingForUserpicsLifetime;
+	rpl::lifetime _clickHandlerLifetime;
 
 	QRect _outer;
 	QPoint _userpicsPosition;

Telegram/SourceFiles/ui/chat/group_call_userpics.cpp

@@ -348,11 +348,17 @@ void GroupCallUserpics::update(
 		_speakingAnimation.start();
 	}
 
-	if (!visible) {
-		for (auto &userpic : _list) {
-			userpic.shownAnimation.stop();
-			userpic.leftAnimation.stop();
-		}
+	if (visible) {
+		recountAndRepaint();
+	} else {
+		finishAnimating();
+	}
+}
+
+void GroupCallUserpics::finishAnimating() {
+	for (auto &userpic : _list) {
+		userpic.shownAnimation.stop();
+		userpic.leftAnimation.stop();
 	}
 	recountAndRepaint();
 }

Telegram/SourceFiles/ui/chat/group_call_userpics.h

@@ -34,6 +34,7 @@ public:
 		const std::vector<GroupCallUser> &users,
 		bool visible);
 	void paint(QPainter &p, int x, int y, int size);
+	void finishAnimating();
 
 	[[nodiscard]] int maxWidth() const;
 	[[nodiscard]] rpl::producer<int> widthValue() const;