Improved peer context menu item to archive chat.

Telegram/SourceFiles/history/history.cpp

@@ -1965,6 +1965,9 @@ void History::setFolderPointer(Data::Folder *folder) {
 	if (folder) {
 		folder->registerOne(this);
 	}
+	Notify::peerUpdatedDelayed(
+		peer,
+		Notify::PeerUpdate::Flag::FolderChanged);
 }
 
 void History::applyPinnedUpdate(const MTPDupdateDialogPinned &data) {

Telegram/SourceFiles/observer_peer.h

@@ -40,36 +40,37 @@ struct PeerUpdate {
 		UnreadViewChanged         = (1 << 9),
 		PinnedMessageChanged      = (1 << 10),
 		TopPromotedChanged        = (1 << 11),
+		FolderChanged             = (1 << 12),
 
 		// For chats and channels
-		InviteLinkChanged         = (1 << 12),
-		MembersChanged            = (1 << 13),
-		AdminsChanged             = (1 << 14),
-		BannedUsersChanged        = (1 << 15),
-		UnreadMentionsChanged     = (1 << 16),
-		RightsChanged             = (1 << 17),
+		InviteLinkChanged         = (1 << 13),
+		MembersChanged            = (1 << 14),
+		AdminsChanged             = (1 << 15),
+		BannedUsersChanged        = (1 << 16),
+		UnreadMentionsChanged     = (1 << 17),
+		RightsChanged             = (1 << 18),
 
 		// For users
-		UserCanShareContact       = (1 << 18),
-		UserIsContact             = (1 << 19),
-		UserPhoneChanged          = (1 << 20),
-		UserIsBlocked             = (1 << 21),
-		BotCommandsChanged        = (1 << 22),
-		UserOnlineChanged         = (1 << 23),
-		BotCanAddToGroups         = (1 << 24),
-		UserCommonChatsChanged    = (1 << 25),
-		UserHasCalls              = (1 << 26),
-		UserOccupiedChanged       = (1 << 27),
-		UserSupportInfoChanged    = (1 << 28),
+		UserCanShareContact       = (1 << 19),
+		UserIsContact             = (1 << 20),
+		UserPhoneChanged          = (1 << 21),
+		UserIsBlocked             = (1 << 22),
+		BotCommandsChanged        = (1 << 23),
+		UserOnlineChanged         = (1 << 24),
+		BotCanAddToGroups         = (1 << 25),
+		UserCommonChatsChanged    = (1 << 26),
+		UserHasCalls              = (1 << 27),
+		UserOccupiedChanged       = (1 << 28),
+		UserSupportInfoChanged    = (1 << 29),
 
 		// For channels
-		ChannelAmIn               = (1 << 18),
-		ChannelStickersChanged    = (1 << 19),
-		ChannelPromotedChanged    = (1 << 20),
-		ChannelLinkedChat         = (1 << 21),
-		ChannelLocation           = (1 << 22),
-		ChannelSlowmode           = (1 << 23),
-		ChannelLocalMessages      = (1 << 24),
+		ChannelAmIn               = (1 << 19),
+		ChannelStickersChanged    = (1 << 20),
+		ChannelPromotedChanged    = (1 << 21),
+		ChannelLinkedChat         = (1 << 22),
+		ChannelLocation           = (1 << 23),
+		ChannelSlowmode           = (1 << 24),
+		ChannelLocalMessages      = (1 << 25),
 	};
 	using Flags = base::flags<Flag>;
 	friend inline constexpr auto is_flag_type(Flag) { return true; }

Telegram/SourceFiles/window/window_peer_menu.cpp

@@ -384,20 +384,30 @@ void Filler::addToggleUnreadMark() {
 
 void Filler::addToggleArchive() {
 	const auto peer = _peer;
-	const auto archived = [&] {
+	const auto isArchived = [=] {
 		const auto history = peer->owner().historyLoaded(peer);
 		return history && history->folder();
-	}();
+	};
 	const auto toggle = [=] {
 		ToggleHistoryArchived(
 			peer->owner().history(peer),
-			!archived);
+			!isArchived());
 	};
-	_addAction(
-		(archived
+	const auto archiveAction = _addAction(
+		(isArchived()
 			? tr::lng_archived_remove(tr::now)
 			: tr::lng_archived_add(tr::now)),
 		toggle);
+
+	const auto lifetime = Ui::CreateChild<rpl::lifetime>(archiveAction);
+	Notify::PeerUpdateViewer(
+		peer,
+		Notify::PeerUpdate::Flag::FolderChanged
+	) | rpl::start_with_next([=] {
+		archiveAction->setText(isArchived()
+			? tr::lng_archived_remove(tr::now)
+			: tr::lng_archived_add(tr::now));
+	}, *lifetime);
 }
 
 void Filler::addBlockUser(not_null<UserData*> user) {