Show send action animations in Replies thread.

Telegram/SourceFiles/data/data_session.h

@@ -31,6 +31,7 @@ namespace HistoryView {
 struct Group;
 class Element;
 class ElementDelegate;
+class SendActionPainter;
 } // namespace HistoryView
 
 namespace Main {
@@ -170,6 +171,7 @@ public:
 
 	void registerSendAction(
 		not_null<History*> history,
+		MsgId rootId,
 		not_null<UserData*> user,
 		const MTPSendMessageAction &action,
 		TimeId when);
@@ -377,6 +379,17 @@ public:
 		-> rpl::producer<SendActionAnimationUpdate>;
 	void updateSendActionAnimation(SendActionAnimationUpdate &&update);
 
+	using SendActionPainter = HistoryView::SendActionPainter;
+	[[nodiscard]] std::shared_ptr<SendActionPainter> repliesSendActionPainter(
+		not_null<History*> history,
+		MsgId rootId);
+	void repliesSendActionPainterRemoved(
+		not_null<History*> history,
+		MsgId rootId);
+	void repliesSendActionPaintersClear(
+		not_null<History*> history,
+		not_null<UserData*> user);
+
 	[[nodiscard]] int unreadBadge() const;
 	[[nodiscard]] bool unreadBadgeMuted() const;
 	[[nodiscard]] int unreadBadgeIgnoreOne(const Dialogs::Key &key) const;
@@ -759,6 +772,9 @@ private:
 		TimeId date);
 
 	bool sendActionsAnimationCallback(crl::time now);
+	[[nodiscard]] SendActionPainter *lookupSendActionPainter(
+		not_null<History*> history,
+		MsgId rootId);
 
 	void setWallpapers(const QVector<MTPWallPaper> &data, int32 hash);
 
@@ -819,7 +835,9 @@ private:
 	std::vector<FullMsgId> _selfDestructItems;
 
 	// When typing in this history started.
-	base::flat_map<not_null<History*>, crl::time> _sendActions;
+	base::flat_map<
+		std::pair<not_null<History*>, MsgId>,
+		crl::time> _sendActions;
 	Ui::Animations::Basic _sendActionsAnimation;
 
 	std::unordered_map<
@@ -920,6 +938,11 @@ private:
 	std::unique_ptr<Streaming> _streaming;
 	std::unique_ptr<MediaRotation> _mediaRotation;
 	std::unique_ptr<Histories> _histories;
+	base::flat_map<
+		not_null<History*>,
+		base::flat_map<
+			MsgId,
+			std::weak_ptr<SendActionPainter>>> _sendActionPainters;
 	std::unique_ptr<Stickers> _stickers;
 	MsgId _nonHistoryEntryId = ServerMaxMsgId;