Ignore accents in contacts list sorting.

Telegram/SourceFiles/data/data_folder.cpp

@@ -50,7 +50,8 @@ Folder::Folder(not_null<Data::Session*> owner, FolderId id)
 	&owner->session(),
 	FilterId(),
 	owner->session().serverConfig().pinnedDialogsInFolderMax.value())
-, _name(tr::lng_archived_name(tr::now)) {
+, _name(tr::lng_archived_name(tr::now))
+, _chatListNameSortKey(owner->nameSortKey(_name)) {
 	indexNameParts();
 
 	session().changes().peerUpdates(
@@ -408,4 +409,8 @@ const base::flat_set<QChar> &Folder::chatListFirstLetters() const {
 	return _nameFirstLetters;
 }
 
+const QString &Folder::chatListNameSortKey() const {
+	return _chatListNameSortKey;
+}
+
 } // namespace Data

Telegram/SourceFiles/data/data_folder.h

@@ -58,6 +58,7 @@ public:
 	bool chatListMessageKnown() const override;
 	void requestChatListMessage() override;
 	const QString &chatListName() const override;
+	const QString &chatListNameSortKey() const override;
 	const base::flat_set<QString> &chatListNameWords() const override;
 	const base::flat_set<QChar> &chatListFirstLetters() const override;
 
@@ -102,6 +103,7 @@ private:
 	QString _name;
 	base::flat_set<QString> _nameWords;
 	base::flat_set<QChar> _nameFirstLetters;
+	QString _chatListNameSortKey;
 
 	std::vector<not_null<History*>> _lastHistories;
 	HistoryItem *_chatListMessage = nullptr;

Telegram/SourceFiles/data/data_session.cpp

@@ -1156,6 +1156,10 @@ void Session::forgetPassportCredentials() {
 	_passportCredentials = nullptr;
 }
 
+QString Session::nameSortKey(const QString &name) const {
+	return TextUtilities::RemoveAccents(name).toLower();
+}
+
 void Session::setupMigrationViewer() {
 	session().changes().peerUpdates(
 		PeerUpdate::Flag::Migration
@@ -1203,9 +1207,13 @@ void Session::setupPeerNameViewer() {
 	session().changes().realtimeNameUpdates(
 	) | rpl::start_with_next([=](const NameUpdate &update) {
 		const auto peer = update.peer;
+		if (const auto history = historyLoaded(peer)) {
+			history->refreshChatListNameSortKey();
+		}
 		const auto &oldLetters = update.oldFirstLetters;
 		_contactsNoChatsList.peerNameChanged(peer, oldLetters);
 		_contactsList.peerNameChanged(peer, oldLetters);
+
 	}, _lifetime);
 }
 

Telegram/SourceFiles/data/data_session.h

@@ -78,6 +78,8 @@ public:
 		return *_session;
 	}
 
+	[[nodiscard]] QString nameSortKey(const QString &name) const;
+
 	[[nodiscard]] Groups &groups() {
 		return _groups;
 	}

Telegram/SourceFiles/dialogs/dialogs_entry.h

@@ -155,6 +155,7 @@ public:
 	virtual bool chatListMessageKnown() const = 0;
 	virtual void requestChatListMessage() = 0;
 	virtual const QString &chatListName() const = 0;
+	virtual const QString &chatListNameSortKey() const = 0;
 	virtual const base::flat_set<QString> &chatListNameWords() const = 0;
 	virtual const base::flat_set<QChar> &chatListFirstLetters() const = 0;
 

Telegram/SourceFiles/dialogs/dialogs_list.cpp

@@ -62,20 +62,18 @@ not_null<Row*> List::addByName(Key key) {
 void List::adjustByName(not_null<Row*> row) {
 	Expects(row->pos() >= 0 && row->pos() < _rows.size());
 
-	const auto &name = row->entry()->chatListName();
+	const auto &key = row->entry()->chatListNameSortKey();
 	const auto index = row->pos();
 	const auto i = _rows.begin() + index;
 	const auto before = std::find_if(i + 1, _rows.end(), [&](Row *row) {
-		const auto &greater = row->entry()->chatListName();
-		return greater.compare(name, Qt::CaseInsensitive) >= 0;
+		return row->entry()->chatListNameSortKey().compare(key) >= 0;
 	});
 	if (before != i + 1) {
 		rotate(i, i + 1, before);
 	} else if (i != _rows.begin()) {
 		const auto from = std::make_reverse_iterator(i);
 		const auto after = std::find_if(from, _rows.rend(), [&](Row *row) {
-			const auto &less = row->entry()->chatListName();
-			return less.compare(name, Qt::CaseInsensitive) <= 0;
+			return row->entry()->chatListNameSortKey().compare(key) <= 0;
 		}).base();
 		if (after != i) {
 			rotate(after, i, i + 1);

Telegram/SourceFiles/history/history.cpp

@@ -62,6 +62,7 @@ History::History(not_null<Data::Session*> owner, PeerId peerId)
 , peer(owner->peer(peerId))
 , cloudDraftTextCache(st::dialogsTextWidthMin)
 , _mute(owner->notifyIsMuted(peer))
+, _chatListNameSortKey(owner->nameSortKey(peer->name))
 , _sendActionPainter(this) {
 	if (const auto user = peer->asUser()) {
 		if (user->isBot()) {
@@ -2019,6 +2020,14 @@ const QString &History::chatListName() const {
 	return peer->name;
 }
 
+const QString &History::chatListNameSortKey() const {
+	return _chatListNameSortKey;
+}
+
+void History::refreshChatListNameSortKey() {
+	_chatListNameSortKey = owner().nameSortKey(peer->name);
+}
+
 const base::flat_set<QString> &History::chatListNameWords() const {
 	return peer->nameWords();
 }

Telegram/SourceFiles/history/history.h

@@ -365,6 +365,7 @@ public:
 	bool chatListMessageKnown() const override;
 	void requestChatListMessage() override;
 	const QString &chatListName() const override;
+	const QString &chatListNameSortKey() const override;
 	const base::flat_set<QString> &chatListNameWords() const override;
 	const base::flat_set<QChar> &chatListFirstLetters() const override;
 	void loadUserpic() override;
@@ -375,6 +376,8 @@ public:
 		int y,
 		int size) const override;
 
+	void refreshChatListNameSortKey();
+
 	void setFakeChatListMessageFrom(const MTPmessages_Messages &data);
 	void checkChatListMessageRemoved(not_null<HistoryItem*> item);
 
@@ -566,6 +569,8 @@ private:
 	// be a migrate message, but _chatListMessage should be the one before.
 	std::optional<HistoryItem*> _chatListMessage;
 
+	QString _chatListNameSortKey;
+
 	bool _unreadMark = false;
 	bool _fakeUnreadWhileOpened = false;