Use tr:: instead of __generic.

Telegram/Resources/langs/lang.strings

@@ -1500,8 +1500,8 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_mediaview_group_photo" = "Group Photo";
 "lng_mediaview_channel_photo" = "Channel Photo";
 "lng_mediaview_profile_photo" = "Profile Photo";
-"lng_mediaview_file_n_of_count" = "{file} {n} of {count}";
-"lng_mediaview_n_of_count" = "Photo {n} of {count}";
+"lng_mediaview_file_n_of_amount" = "{file} {n} of {amount}";
+"lng_mediaview_n_of_amount" = "Photo {n} of {amount}";
 "lng_mediaview_doc_image" = "File";
 "lng_mediaview_today" = "today at {time}";
 "lng_mediaview_yesterday" = "yesterday at {time}";
@@ -1590,7 +1590,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_call_box_status_today" = "{time}";
 "lng_call_box_status_yesterday" = "Yesterday at {time}";
 "lng_call_box_status_date" = "{date} at {time}";
-"lng_call_box_status_group" = "({count}) {status}";
+"lng_call_box_status_group" = "({amount}) {status}";
 
 "lng_call_outgoing" = "Outgoing call";
 "lng_call_incoming" = "Incoming call";
@@ -2001,14 +2001,14 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_export_state_userpics" = "Profile pictures";
 "lng_export_state_chats_list" = "Processing chats...";
 "lng_export_state_chats" = "Chats";
-"lng_export_state_progress" = "{count} / {total}";
+"lng_export_state_ready_progress" = "{ready} / {total}";
 "lng_export_progress" = "You can close this window now. Please don't quit Telegram until the data export is completed.";
 "lng_export_stop" = "Stop";
 "lng_export_sure_stop" = "Are you sure you want to stop exporting your data?\n\nIf you do, you'll need to start over.";
 "lng_export_about_done" = "Your data was successfully exported.";
 "lng_export_done" = "Show my data";
 "lng_export_finished" = "Data export completed.";
-"lng_export_total_files" = "Total files: {count}.";
+"lng_export_total_amount" = "Total files: {amount}.";
 "lng_export_total_size" = "Total size: {size}.";
 "lng_export_folder" = "Choose export folder";
 "lng_export_invalid" = "Sorry, you have started a new data export, so this data export is now cancelled.";

Telegram/SourceFiles/calls/calls_box_controller.cpp

@@ -171,7 +171,14 @@ void BoxController::Row::refreshStatus() {
 		}
 		return lng_call_box_status_date(lt_date, langDayOfMonthFull(_date), lt_time, time);
 	};
-	setCustomStatus((_items.size() > 1) ? lng_call_box_status_group(lt_count, QString::number(_items.size()), lt_status, text()) : text());
+	setCustomStatus((_items.size() > 1)
+		? tr::lng_call_box_status_group(
+			tr::now,
+			lt_amount,
+			QString::number(_items.size()),
+			lt_status,
+			text())
+		: text());
 }
 
 BoxController::Row::Type BoxController::Row::ComputeType(

Telegram/SourceFiles/codegen/lang/generator.cpp

@@ -107,9 +107,9 @@ bool Generator::writeHeader() {
 	writeHeaderForwardDeclarations();
 	writeHeaderTagTypes();
 	writeHeaderKeyType();
-	writeHeaderTaggedMethods();
 	writeHeaderInterface();
 	writeHeaderReactiveInterface();
+	writeHeaderTaggedMethods();
 
 	return header_->finalize();
 }
@@ -161,34 +161,20 @@ void Generator::writeHeaderTaggedMethods() {
 	for (auto &entry : langpack_.entries) {
 		auto isPlural = !entry.keyBase.isEmpty();
 		auto &key = entry.key;
-		auto genericParams = QStringList();
 		auto params = QStringList();
-		auto applyTags = QStringList();
-		auto plural = QString();
+		auto args = QStringList();
 		for (auto &tagData : entry.tags) {
 			auto &tag = tagData.tag;
 			auto isPluralTag = isPlural && (tag == kPluralTags[0]);
-			genericParams.push_back("lngtag_" + tag + (isPluralTag ? " type" : "") + ", " + (isPluralTag ? "float64 " : "const ResultString &") + tag + "__val");
-			params.push_back("lngtag_" + tag + ", " + (isPluralTag ? "float64 " : "const QString &") + tag + "__val");
-			if (isPluralTag) {
-				plural = "\tauto plural = Lang::Plural(" + key + ", " + tag + "__val, type);\n";
-				applyTags.push_back("\tresult = Lang::ReplaceTag<ResultString>::Call(std::move(result), lt_" + tag + ", Lang::StartReplacements<ResultString>::Call(std::move(plural.replacement)));\n");
-			} else {
-				applyTags.push_back("\tresult = Lang::ReplaceTag<ResultString>::Call(std::move(result), lt_" + tag + ", " + tag + "__val);\n");
-			}
+			params.push_back("lngtag_" + tag + (isPluralTag ? " type" : "") + ", " + (isPluralTag ? "float64 " : "const QString &") + tag + "__val");
+			args.push_back((isPluralTag ? "type" : ("lt_" + tag)) + ", " + tag + "__val");
 		}
 		if (!entry.tags.empty() && (!isPlural || key == ComputePluralKey(entry.keyBase, 0))) {
 			auto initialString = isPlural ? ("lang(LangKey(" + key + " + plural.keyShift))") : ("lang(" + getFullKey(entry) + ")");
 			header_->stream() << "\
-template <typename ResultString>\n\
-ResultString " << (isPlural ? entry.keyBase : key) << "__generic(" << genericParams.join(QString(", ")) << ") {\n\
-" << plural << "\
-	auto result = Lang::StartReplacements<ResultString>::Call(" << initialString << ");\n\
-" << applyTags.join(QString()) << "\
-	return result;\n\
-}\n\
-inline constexpr auto " << (isPlural ? entry.keyBase : key) << " = &" << (isPlural ? entry.keyBase : key) << "__generic<QString>;\n\
-\n";
+inline QString " << (isPlural ? entry.keyBase : key) << "(" << params.join(QString(", ")) << ") {\n\
+	return tr::" << (isPlural ? entry.keyBase : key) << "(tr::now, " << args.join(QString(", ")) << ");\n\
+}\n";
 		}
 	}
 }
@@ -196,7 +182,6 @@ inline constexpr auto " << (isPlural ? entry.keyBase : key) << " = &" << (isPlur
 void Generator::writeHeaderInterface() {
 	header_->pushNamespace("Lang").stream() << "\
 \n\
-const char *GetKeyName(LangKey key);\n\
 ushort GetTagIndex(QLatin1String tag);\n\
 LangKey GetKeyIndex(QLatin1String key);\n\
 bool IsTagReplaced(LangKey key, ushort tag);\n\
@@ -209,13 +194,17 @@ QString GetOriginalValue(LangKey key);\n\
 void Generator::writeHeaderTagValueLookup() {
 	header_->pushNamespace("details").stream() << "\
 \n\
-template <typename Tag> struct TagValue;\n\
+template <typename Tag>\n\
+struct TagData;\n\
+\n\
+template <typename Tag>\n\
+inline constexpr ushort TagValue() {\n\
+	return TagData<Tag>::value;\n\
+}\n\
 \n";
 
 	for (auto &tag : langpack_.tags) {
-		if (tag.tag != kPluralTags[0]) {
-			header_->stream() << "template <> struct TagValue<lngtag_" << tag.tag << "> : std::integral_constant<lngtag_" << tag.tag <<", lt_" << tag.tag << "> {};\n";
-		}
+		header_->stream() << "template <> struct TagData<lngtag_" << tag.tag << "> : std::integral_constant<ushort, ushort(lt_" << tag.tag << ")> {};\n";
 	}
 
 	header_->popNamespace();
@@ -329,14 +318,6 @@ bool Generator::writeSource() {
 	source_ = std::make_unique<common::CppFile>(basePath_ + ".cpp", project_);
 
 	source_->include("lang/lang_keys.h").pushNamespace("Lang").pushNamespace().stream() << "\
-const char *KeyNames[kLangKeysCount] = {\n\
-\n";
-	for (auto &entry : langpack_.entries) {
-		source_->stream() << "\"" << entry.key << "\",\n";
-	}
-	source_->stream() << "\
-\n\
-};\n\
 \n\
 QChar DefaultData[] = {";
 	auto count = 0;
@@ -381,10 +362,6 @@ int Offsets[] = {";
 	source_->stream() << " };\n";
 	source_->popNamespace().stream() << "\
 \n\
-const char *GetKeyName(LangKey key) {\n\
-	return (key < 0 || key >= kLangKeysCount) ? \"\" : KeyNames[key];\n\
-}\n\
-\n\
 ushort GetTagIndex(QLatin1String tag) {\n\
 	auto size = tag.size();\n\
 	auto data = tag.data();\n";

Telegram/SourceFiles/codegen/lang/parsed_file.cpp

@@ -322,10 +322,16 @@ void ParsedFile::addEntity(QString key, const QString &value) {
 		}
 	} else {
 		result_.entries.push_back(entry);
-		for (auto &pluralEntry : tagsData.entries) {
+		for (auto &tag : entry.tags) {
+			const auto plural = std::find(std::begin(kPluralTags), std::end(kPluralTags), tag.tag);
+			if (plural != std::end(kPluralTags)) {
+				logErrorBadString() << "plural tag '" << tag.tag.toStdString() << "' used in non-plural key '" << key.toStdString() << "'";
+			}
+		}
+		for (auto &tagEntry : tagsData.entries) {
 			auto taggedEntry = LangPack::Entry();
-			taggedEntry.key = key + "__" + pluralEntry.key;
-			taggedEntry.value = pluralEntry.value;
+			taggedEntry.key = key + "__" + tagEntry.key;
+			taggedEntry.value = tagEntry.value;
 			result_.entries.push_back(taggedEntry);
 		}
 	}

Telegram/SourceFiles/export/view/export_view_content.cpp

@@ -115,7 +115,7 @@ Content ContentFromState(const ProcessingState &state) {
 	default: Unexpected("Step in ContentFromState.");
 	}
 	while (result.rows.size() < 3) {
-		result.rows.push_back(Content::Row());
+		result.rows.emplace_back();
 	}
 	return result;
 }
@@ -124,17 +124,23 @@ Content ContentFromState(const FinishedState &state) {
 	auto result = Content();
 	result.rows.push_back({
 		Content::kDoneId,
-		lang(lng_export_finished),
+		tr::lng_export_finished(tr::now),
 		QString(),
 		1. });
 	result.rows.push_back({
 		Content::kDoneId,
-		lng_export_total_files(lt_count, QString::number(state.filesCount)),
+		tr::lng_export_total_amount(
+			tr::now,
+			lt_amount,
+			QString::number(state.filesCount)),
 		QString(),
 		1. });
 	result.rows.push_back({
 		Content::kDoneId,
-		lng_export_total_size(lt_size, formatSizeText(state.bytesCount)),
+		tr::lng_export_total_size(
+			tr::now,
+			lt_size,
+			formatSizeText(state.bytesCount)),
 		QString(),
 		1. });
 	return result;

Telegram/SourceFiles/info/info_top_bar.cpp

@@ -484,20 +484,23 @@ bool TopBar::computeCanDelete() const {
 }
 
 Ui::StringWithNumbers TopBar::generateSelectedText() const {
-	using Data = Ui::StringWithNumbers;
 	using Type = Storage::SharedMediaType;
 	const auto phrase = [&] {
 		switch (_selectedItems.type) {
-		case Type::Photo: return lng_media_selected_photo__generic<Data>;
-		case Type::Video: return lng_media_selected_video__generic<Data>;
-		case Type::File: return lng_media_selected_file__generic<Data>;
-		case Type::MusicFile: return lng_media_selected_song__generic<Data>;
-		case Type::Link: return lng_media_selected_link__generic<Data>;
-		case Type::RoundVoiceFile: return lng_media_selected_audio__generic<Data>;
+		case Type::Photo: return tr::lng_media_selected_photo;
+		case Type::Video: return tr::lng_media_selected_video;
+		case Type::File: return tr::lng_media_selected_file;
+		case Type::MusicFile: return tr::lng_media_selected_song;
+		case Type::Link: return tr::lng_media_selected_link;
+		case Type::RoundVoiceFile: return tr::lng_media_selected_audio;
 		}
 		Unexpected("Type in TopBar::generateSelectedText()");
 	}();
-	return phrase(lt_count, _selectedItems.list.size());
+	return phrase(
+		tr::now,
+		lt_count,
+		_selectedItems.list.size(),
+		Ui::StringWithNumbers::FromString);
 }
 
 bool TopBar::selectionMode() const {

Telegram/SourceFiles/lang/lang_values.h

@@ -17,11 +17,12 @@ namespace details {
 
 inline constexpr auto kPluralCount = 6;
 
+template <typename Tag>
+inline constexpr ushort TagValue();
+
 QString Current(LangKey key);
 rpl::producer<QString> Viewer(LangKey key);
 
-template <typename Tag> struct TagValue;
-
 template <int Index, typename Type, typename Tuple>
 Type ReplaceUnwrapTuple(Type accumulated, const Tuple &tuple) {
 	return accumulated;
@@ -63,7 +64,7 @@ struct ReplaceUnwrap<Tag, Tags...> {
 		return ReplaceUnwrap<Tags...>::template Call(
 			ReplaceTag<Type>::Call(
 				std::move(accumulated),
-				TagValue<Tag>::value,
+				TagValue<Tag>(),
 				value),
 			values...);
 	}
@@ -80,7 +81,7 @@ struct Producer {
 			Viewer(base),
 			std::move(values)...
 		) | rpl::map([p = std::move(p)](auto tuple) {
-			return ReplaceUnwrapTuple<1>(p(std::get<0>(tuple)), tuple, TagValue<Tags>::value...);
+			return ReplaceUnwrapTuple<1>(p(std::get<0>(tuple)), tuple, TagValue<Tags>()...);
 		});
 	}
 
@@ -149,11 +150,11 @@ struct Producer<lngtag_count, Tags...> {
 			return ReplaceUnwrapTuple<7>(
 				ReplaceTag<T>::Call(
 					p(select()),
-					type,
+					TagValue<lngtag_count>(),
 					StartReplacements<T>::Call(
 						std::move(plural.replacement))),
 				tuple,
-				TagValue<Tags>::value...);
+				TagValue<Tags>()...);
 		});
 	}
 
@@ -171,7 +172,7 @@ struct Producer<lngtag_count, Tags...> {
 		return ReplaceUnwrap<Tags...>::template Call(
 			ReplaceTag<T>::Call(
 				p(Lang::details::Current(LangKey(base + plural.keyShift))),
-				type,
+				TagValue<lngtag_count>(),
 				StartReplacements<T>::Call(
 					std::move(plural.replacement))),
 			values...);

Telegram/SourceFiles/media/view/media_view_overlay_widget.cpp

@@ -3763,9 +3763,23 @@ void OverlayWidget::updateHeader() {
 	auto count = _fullCount ? *_fullCount : -1;
 	if (index >= 0 && index < count && count > 1) {
 		if (_doc) {
-			_headerText = lng_mediaview_file_n_of_count(lt_file, _doc->filename().isEmpty() ? lang(lng_mediaview_doc_image) : _doc->filename(), lt_n, QString::number(index + 1), lt_count, QString::number(count));
+			_headerText = tr::lng_mediaview_file_n_of_amount(
+				tr::now,
+				lt_file,
+				(_doc->filename().isEmpty()
+					? tr::lng_mediaview_doc_image(tr::now)
+					: _doc->filename()),
+				lt_n,
+				QString::number(index + 1),
+				lt_amount,
+				QString::number(count));
 		} else {
-			_headerText = lng_mediaview_n_of_count(lt_n, QString::number(index + 1), lt_count, QString::number(count));
+			_headerText = tr::lng_mediaview_n_of_amount(
+				tr::now,
+				lt_n,
+				QString::number(index + 1),
+				lt_amount,
+				QString::number(count));
 		}
 	} else {
 		if (_doc) {

Telegram/SourceFiles/ui/effects/numbers_animation.h

@@ -64,6 +64,10 @@ private:
 };
 
 struct StringWithNumbers {
+	static StringWithNumbers FromString(const QString &text) {
+		return { text };
+	}
+
 	QString text;
 	int offset = -1;
 	int length = 0;