Update topic mute state on history mute changes.

Telegram/SourceFiles/data/data_forum.cpp

@@ -11,6 +11,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "data/data_histories.h"
 #include "data/data_session.h"
 #include "data/data_forum_topic.h"
+#include "data/notify/data_notify_settings.h"
 #include "history/history.h"
 #include "history/history_item.h"
 #include "history/history_unread_things.h"
@@ -285,6 +286,12 @@ void Forum::clearAllUnreadReactions() {
 	}
 }
 
+void Forum::enumerateTopics(Fn<void(not_null<ForumTopic*>)> action) const {
+	for (const auto &[rootId, topic] : _topics) {
+		action(topic.get());
+	}
+}
+
 ForumTopic *Forum::topicFor(MsgId rootId) {
 	if (!rootId) {
 		return nullptr;

Telegram/SourceFiles/data/data_forum.h

@@ -65,6 +65,7 @@ public:
 
 	void clearAllUnreadMentions();
 	void clearAllUnreadReactions();
+	void enumerateTopics(Fn<void(not_null<ForumTopic*>)> action) const;
 
 private:
 	struct TopicRequest {

Telegram/SourceFiles/data/notify/data_notify_settings.cpp

@@ -17,6 +17,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "data/data_document.h"
 #include "data/data_file_origin.h"
 #include "data/data_peer.h"
+#include "data/data_forum.h"
 #include "data/data_forum_topic.h"
 #include "data/data_session.h"
 #include "data/data_user.h"
@@ -221,6 +222,14 @@ void NotifySettings::resetToDefault(not_null<PeerData*> peer) {
 	}
 }
 
+void NotifySettings::forumParentMuteUpdated(not_null<Data::Forum*> forum) {
+	forum->enumerateTopics([&](not_null<Data::ForumTopic*> topic) {
+		if (!topic->notify().settingsUnknown()) {
+			updateLocal(topic);
+		}
+	});
+}
+
 auto NotifySettings::defaultValue(DefaultNotify type)
 -> DefaultValue & {
 	const auto index = static_cast<int>(type);

Telegram/SourceFiles/data/notify/data_notify_settings.h

@@ -18,6 +18,7 @@ namespace Data {
 class DocumentMedia;
 class Session;
 class Thread;
+class Forum;
 class ForumTopic;
 
 enum class DefaultNotify {
@@ -65,6 +66,8 @@ public:
 		std::optional<NotifySound> sound = std::nullopt);
 	void resetToDefault(not_null<PeerData*> peer);
 
+	void forumParentMuteUpdated(not_null<Data::Forum*> forum);
+
 	void cacheSound(DocumentId id);
 	void cacheSound(not_null<DocumentData*> document);
 	[[nodiscard]] std::shared_ptr<DocumentMedia> lookupRingtone(

Telegram/SourceFiles/history/history.cpp

@@ -1764,6 +1764,9 @@ void History::setMuted(bool muted) {
 	const auto notify = (unreadCountForBadge() > 0);
 	const auto notifier = unreadStateChangeNotifier(notify);
 	Thread::setMuted(muted);
+	if (const auto forum = peer->forum()) {
+		owner().notifySettings().forumParentMuteUpdated(forum);
+	}
 }
 
 void History::getNextFirstUnreadMessage() {

Telegram/SourceFiles/info/profile/info_profile_actions.cpp

@@ -452,8 +452,19 @@ object_ptr<Ui::RpWidget> DetailsFiller::setupMuteToggle() {
 			if (button == Qt::RightButton) {
 				return true;
 			}
-			if (notifySettings->isMuted(peer)) {
+			const auto topic = topicRootId
+				? peer->forumTopicFor(topicRootId)
+				: nullptr;
+			Assert(!topicRootId || topic != nullptr);
+			const auto is = topic
+				? notifySettings->isMuted(topic)
+				: notifySettings->isMuted(peer);
+			if (is) {
+				if (topic) {
+					notifySettings->update(topic, { .unmute = true });
+				} else {
 					notifySettings->update(peer, { .unmute = true });
+				}
 				return false;
 			} else {
 				return true;