Implement required paywalls in tags.

Telegram/Resources/langs/lang.strings

@@ -2814,8 +2814,15 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_context_read_hidden" = "read";
 "lng_context_read_show" = "show when";
 
+"lng_add_tag_about" = "Tag this message with an emoji for quick search.";
+"lng_subscribe_tag_about" = "Organize your Saved Messages with tags. {link}";
+"lng_subscribe_tag_link" = "Learn More...";
 "lng_edit_tag_about" = "You can label your emoji tag with a text name.";
 "lng_edit_tag_name" = "Name";
+"lng_add_tag_button" = "Add tags";
+"lng_add_tag_phrase" = "to messages {arrow}";
+"lng_add_tag_phrase_long" = "to your Saved Messages {arrow}";
+"lng_unlock_tags" = "Unlock";
 
 "lng_context_animated_emoji" = "This message contains emoji from **{name} pack**.";
 "lng_context_animated_emoji_many#one" = "This message contains emoji from **{count} pack**.";
@@ -4471,6 +4478,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_stories_channel_archive_done_many#one" = "{count} story is hidden from the channel page.";
 "lng_stories_channel_archive_done_many#other" = "{count} stories are hidden from the channel page.";
 "lng_stories_save_promo" = "Subscribe to {link} to download other people's unprotected stories to disk.";
+"lng_stories_reaction_as_message" = "Send reaction as a private message";
 
 "lng_stealth_mode_menu_item" = "Stealth Mode";
 "lng_stealth_mode_title" = "Stealth Mode";

Telegram/SourceFiles/core/local_url_handlers.cpp

@@ -23,6 +23,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "ui/boxes/confirm_box.h"
 #include "boxes/share_box.h"
 #include "boxes/connection_box.h"
+#include "boxes/premium_preview_box.h"
 #include "boxes/sticker_set_box.h"
 #include "boxes/sessions_box.h"
 #include "boxes/language_box.h"
@@ -657,6 +658,17 @@ bool CopyPeerId(
 	return true;
 }
 
+bool ShowSearchTagsPromo(
+		Window::SessionController *controller,
+		const Match &match,
+		const QVariant &context) {
+	if (!controller) {
+		return false;
+	}
+	ShowPremiumPreviewBox(controller, PremiumPreview::TagsForMessages);
+	return true;
+}
+
 void ExportTestChatTheme(
 		not_null<Window::SessionController*> controller,
 		not_null<const Data::CloudTheme*> theme) {
@@ -1020,6 +1032,10 @@ const std::vector<LocalUrlHandler> &InternalUrlHandlers() {
 		{
 			u"^copy:(.+)$"_q,
 			CopyPeerId
+		},
+		{
+			u"about_tags"_q,
+			ShowSearchTagsPromo
 		}
 	};
 	return Result;

Telegram/SourceFiles/dialogs/dialogs.style

@@ -626,3 +626,7 @@ searchedBarPosition: point(17px, 7px);
 
 dialogsSearchTagSkip: point(8px, 4px);
 dialogsSearchTagBottom: 10px;
+dialogsSearchTagLocked: icon{{ "emoji/premium_lock", lightButtonFgOver }};
+dialogsSearchTagPromo: defaultTextStyle;
+dialogsSearchTagArrow: icon{{ "dialogs/tags_arrow", windowSubTextFg }};
+dialogsSearchTagArrowPadding: margins(0px, 3px, 0px, 0px);

Telegram/SourceFiles/dialogs/dialogs_inner_widget.cpp

@@ -18,8 +18,9 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "dialogs/dialogs_search_tags.h"
 #include "history/history.h"
 #include "history/history_item.h"
-#include "core/shortcuts.h"
 #include "core/application.h"
+#include "core/click_handler_types.h"
+#include "core/shortcuts.h"
 #include "ui/widgets/buttons.h"
 #include "ui/widgets/popup_menu.h"
 #include "ui/widgets/scroll_area.h"
@@ -1783,7 +1784,11 @@ void InnerWidget::mousePressReleased(
 		}
 	}
 	if (auto activated = ClickHandler::unpressed()) {
-		ActivateClickHandler(window(), activated, ClickContext{ button });
+		ActivateClickHandler(window(), activated, ClickContext{
+			button,
+			QVariant::fromValue(ClickHandlerContext{
+				.sessionWindow = _controller,
+			}) });
 	}
 }
 
@@ -3002,8 +3007,8 @@ void InnerWidget::searchInChat(
 				update(0, searchInChatOffset(), width(), height);
 			}, _searchTags->lifetime());
 
-			_searchTags->heightValue() | rpl::filter(
+			_searchTags->heightValue() | rpl::skip(
-				rpl::mappers::_1 > 0
+				1
 			) | rpl::start_with_next([=] {
 				refresh();
 				moveCancelSearchButtons();

Telegram/SourceFiles/dialogs/dialogs_search_tags.cpp

@@ -8,13 +8,22 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "dialogs/dialogs_search_tags.h"
 
 #include "base/qt/qt_key_modifiers.h"
+#include "boxes/premium_preview_box.h"
+#include "core/click_handler_types.h"
+#include "core/ui_integration.h"
 #include "data/stickers/data_custom_emoji.h"
 #include "data/data_document.h"
 #include "data/data_message_reactions.h"
+#include "data/data_peer_values.h"
 #include "data/data_session.h"
 #include "history/view/reactions/history_view_reactions.h"
+#include "main/main_session.h"
+#include "lang/lang_keys.h"
 #include "ui/effects/animation_value.h"
+#include "ui/text/text_utilities.h"
+#include "ui/painter.h"
 #include "ui/power_saving.h"
+#include "window/window_session_controller.h"
 #include "styles/style_chat.h"
 #include "styles/style_dialogs.h"
 
@@ -32,6 +41,45 @@ namespace {
 	return TextUtilities::SingleLine(result);
 }
 
+[[nodiscard]] ClickHandlerPtr MakePromoLink() {
+	return std::make_shared<LambdaClickHandler>([=](ClickContext context) {
+		const auto my = context.other.value<ClickHandlerContext>();
+		if (const auto controller = my.sessionWindow.get()) {
+			ShowPremiumPreviewBox(
+				controller,
+				PremiumPreview::TagsForMessages);
+		}
+	});
+}
+
+[[nodiscard]] Ui::Text::String FillAdditionalText(
+		not_null<Data::Session*> owner,
+		int width) {
+	auto emoji = Ui::Text::SingleCustomEmoji(
+		owner->customEmojiManager().registerInternalEmoji(
+			st::dialogsSearchTagArrow,
+			st::dialogsSearchTagArrowPadding));
+	auto result = Ui::Text::String();
+	const auto context = Core::MarkedTextContext{
+		.session = &owner->session(),
+		.customEmojiRepaint = [] {},
+		.customEmojiLoopLimit = 1,
+	};
+	const auto attempt = [&](const auto &phrase) {
+		result.setMarkedText(
+			st::dialogsSearchTagPromo,
+			phrase(tr::now, lt_arrow, emoji, Ui::Text::WithEntities),
+			kMarkupTextOptions,
+			context);
+		return result.maxWidth() < width;
+	};
+	if (attempt(tr::lng_add_tag_phrase_long)
+		|| attempt(tr::lng_add_tag_phrase)) {
+		return result;
+	}
+	return {};
+}
+
 } // namespace
 
 struct SearchTags::Tag {
@@ -43,6 +91,7 @@ struct SearchTags::Tag {
 	QRect geometry;
 	ClickHandlerPtr link;
 	bool selected = false;
+	bool promo = false;
 };
 
 SearchTags::SearchTags(
@@ -51,10 +100,13 @@ SearchTags::SearchTags(
 	std::vector<Data::ReactionId> selected)
 : _owner(owner)
 , _added(selected) {
-	std::move(
+	rpl::combine(
-		tags
+		std::move(tags),
-	) | rpl::start_with_next([=](const std::vector<Data::Reaction> &list) {
+		Data::AmPremiumValue(&owner->session())
-		fill(list);
+	) | rpl::start_with_next([=](
+			const std::vector<Data::Reaction> &list,
+			bool premium) {
+		fill(list, premium);
 	}, _lifetime);
 
 	// Mark the `selected` reactions as selected in `_tags`.
@@ -73,12 +125,19 @@ SearchTags::SearchTags(
 
 SearchTags::~SearchTags() = default;
 
-void SearchTags::fill(const std::vector<Data::Reaction> &list) {
+void SearchTags::fill(
+		const std::vector<Data::Reaction> &list,
+		bool premium) {
 	const auto selected = collectSelected();
 	_tags.clear();
 	_tags.reserve(list.size());
 	const auto link = [&](Data::ReactionId id) {
-		return std::make_shared<LambdaClickHandler>(crl::guard(this, [=] {
+		return std::make_shared<LambdaClickHandler>(crl::guard(this, [=](
+				ClickContext context) {
+			if (!premium) {
+				MakePromoLink()->onClick(context);
+				return;
+			}
 			const auto i = ranges::find(_tags, id, &Tag::id);
 			if (i != end(_tags)) {
 				if (!i->selected && !base::IsShiftPressed()) {
@@ -109,6 +168,18 @@ void SearchTags::fill(const std::vector<Data::Reaction> &list) {
 			_owner->reactions().preloadImageFor(id);
 		}
 	};
+	if (!premium) {
+		const auto text = (list.empty() && _added.empty())
+			? tr::lng_add_tag_button(tr::now)
+			: tr::lng_unlock_tags(tr::now);
+		_tags.push_back({
+			.id = Data::ReactionId(),
+			.text = text,
+			.textWidth = st::reactionInlineTagFont->width(text),
+			.link = MakePromoLink(),
+			.promo = true,
+		});
+	}
 	for (const auto &reaction : list) {
 		if (reaction.count > 0
 			|| ranges::contains(_added, reaction.id)
@@ -131,10 +202,11 @@ void SearchTags::layout() {
 	Expects(_width > 0);
 
 	if (_tags.empty()) {
+		_additionalText = {};
 		_height = 0;
 		return;
 	}
-	const auto &bg = validateBg(false);
+	const auto &bg = validateBg(false, false);
 	const auto skip = st::dialogsSearchTagSkip;
 	const auto size = bg.size() / bg.devicePixelRatio();
 	const auto xbase = size.width();
@@ -147,10 +219,17 @@ void SearchTags::layout() {
 			x = 0;
 			y += ybase + skip.y();
 		}
-		tag.geometry = QRect(x, y, width, xbase);
+		tag.geometry = QRect(x, y, width, ybase);
 		x += width + skip.x();
 	}
 	_height = y + ybase + st::dialogsSearchTagBottom;
+	if (_tags.size() == 1 && _tags.front().promo) {
+		_additionalLeft = x;
+		const auto additionalWidth = _width - _additionalLeft;
+		_additionalText = FillAdditionalText(_owner, additionalWidth);
+	} else {
+		_additionalText = {};
+	}
 }
 
 void SearchTags::resizeToWidth(int width) {
@@ -177,6 +256,14 @@ ClickHandlerPtr SearchTags::lookupHandler(QPoint point) const {
 	for (const auto &tag : _tags) {
 		if (tag.geometry.contains(point.x(), point.y())) {
 			return tag.link;
+		} else if (tag.promo
+			&& !_additionalText.isEmpty()
+			&& tag.geometry.united(QRect(
+				_additionalLeft,
+				tag.geometry.y(),
+				_additionalText.maxWidth(),
+				tag.geometry.height())).contains(point.x(), point.y())) {
+			return tag.link;
 		}
 	}
 	return nullptr;
@@ -227,7 +314,7 @@ void SearchTags::paintCustomFrame(
 }
 
 void SearchTags::paint(
-		QPainter &p,
+		Painter &p,
 		QPoint position,
 		crl::time now,
 		bool paused) const {
@@ -236,9 +323,9 @@ void SearchTags::paint(
 	const auto padding = st::reactionInlinePadding;
 	for (const auto &tag : _tags) {
 		const auto geometry = tag.geometry.translated(position);
-		paintBackground(p, geometry, tag.selected);
+		paintBackground(p, geometry, tag);
 		paintText(p, geometry, tag);
-		if (!tag.custom && tag.image.isNull()) {
+		if (!tag.custom && !tag.promo && tag.image.isNull()) {
 			tag.image = _owner->reactions().resolveImageFor(
 				tag.id,
 				::Data::Reactions::ImageSize::InlineList);
@@ -247,7 +334,9 @@ void SearchTags::paint(
 		const auto image = QRect(
 			inner.topLeft() + QPoint(skip, skip),
 			QSize(st::reactionInlineImage, st::reactionInlineImage));
-		if (const auto custom = tag.custom.get()) {
+		if (tag.promo) {
+			st::dialogsSearchTagLocked.paintInCenter(p, image);
+		} else if (const auto custom = tag.custom.get()) {
 			const auto textFg = tag.selected
 				? st::dialogsNameFgActive->c
 				: st::dialogsNameFgOver->c;
@@ -262,13 +351,26 @@ void SearchTags::paint(
 			p.drawImage(image.topLeft(), tag.image);
 		}
 	}
+	paintAdditionalText(p, position);
+}
+
+void SearchTags::paintAdditionalText(Painter &p, QPoint position) const {
+	if (_additionalText.isEmpty()) {
+		return;
+	}
+	const auto x = position.x() + _additionalLeft;
+	const auto tag = _tags.front().geometry;
+	const auto height = st::dialogsSearchTagPromo.font->height;
+	const auto y = position.y() + tag.y() + (tag.height() - height) / 2;
+	p.setPen(st::windowSubTextFg);
+	_additionalText.drawLeft(p, x, y, _width - x, _width);
 }
 
 void SearchTags::paintBackground(
 		QPainter &p,
 		QRect geometry,
-		bool selected) const {
+		const Tag &tag) const {
-	const auto &image = validateBg(selected);
+	const auto &image = validateBg(tag.selected, tag.promo);
 	const auto ratio = int(image.devicePixelRatio());
 	const auto size = image.size() / ratio;
 	if (const auto fill = geometry.width() - size.width(); fill > 0) {
@@ -282,7 +384,7 @@ void SearchTags::paintBackground(
 			QRect(QPoint(), QSize(left, size.height()) * ratio));
 		p.fillRect(
 			QRect(x + left, y, fill, size.height()),
-			bgColor(selected));
+			bgColor(tag.selected, tag.promo));
 		p.drawImage(
 			QRect(x + left + fill, y, right, size.height()),
 			image,
@@ -292,30 +394,39 @@ void SearchTags::paintBackground(
 	}
 }
 
-void SearchTags::paintText(QPainter &p, QRect geometry, const Tag &tag) const {
+void SearchTags::paintText(
+		QPainter &p,
+		QRect geometry,
+		const Tag &tag) const {
 	using namespace HistoryView::Reactions;
 
 	if (tag.text.isEmpty()) {
 		return;
 	}
-	p.setPen(tag.selected ? st::dialogsTextFgActive : st::windowSubTextFg);
+	p.setPen(tag.promo
+		? st::lightButtonFgOver
+		: tag.selected
+		? st::dialogsTextFgActive
+		: st::windowSubTextFg);
 	p.setFont(st::reactionInlineTagFont);
 	const auto x = geometry.x() + st::reactionInlineTagNamePosition.x();
 	const auto y = geometry.y() + st::reactionInlineTagNamePosition.y();
 	p.drawText(x, y + st::reactionInlineTagFont->ascent, tag.text);
 }
 
-QColor SearchTags::bgColor(bool selected) const {
+QColor SearchTags::bgColor(bool selected, bool promo) const {
-	return selected
+	return promo
+		? st::lightButtonBgOver->c
+		: selected
 		? st::dialogsBgActive->c
 		: st::dialogsBgOver->c;
 }
 
-const QImage &SearchTags::validateBg(bool selected) const {
+const QImage &SearchTags::validateBg(bool selected, bool promo) const {
 	using namespace HistoryView::Reactions;
-	auto &image = selected ? _selectedBg : _normalBg;
+	auto &image = promo ? _promoBg : selected ? _selectedBg : _normalBg;
 	if (image.isNull()) {
-		const auto tagBg = bgColor(selected);
+		const auto tagBg = bgColor(selected, promo);
 		const auto dotBg = st::transparent->c;
 		image = InlineList::PrepareTagBg(tagBg, dotBg);
 	}

Telegram/SourceFiles/dialogs/dialogs_search_tags.h

@@ -9,6 +9,8 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 
 #include "base/weak_ptr.h"
 
+class Painter;
+
 namespace Data {
 class Session;
 struct Reaction;
@@ -39,7 +41,7 @@ public:
 		-> rpl::producer<std::vector<Data::ReactionId>>;
 
 	void paint(
-		QPainter &p,
+		Painter &p,
 		QPoint position,
 		crl::time now,
 		bool paused) const;
@@ -49,7 +51,7 @@ public:
 private:
 	struct Tag;
 
-	void fill(const std::vector<Data::Reaction> &list);
+	void fill(const std::vector<Data::Reaction> &list, bool premium);
 	void paintCustomFrame(
 		QPainter &p,
 		not_null<Ui::Text::CustomEmoji*> emoji,
@@ -59,25 +61,26 @@ private:
 		const QColor &textColor) const;
 	void layout();
 	[[nodiscard]] std::vector<Data::ReactionId> collectSelected() const;
-	[[nodiscard]] QColor bgColor(bool selected) const;
+	[[nodiscard]] QColor bgColor(bool selected, bool promo) const;
-	[[nodiscard]] const QImage &validateBg(bool selected) const;
+	[[nodiscard]] const QImage &validateBg(bool selected, bool promo) const;
-	void paintBackground(
+	void paintAdditionalText(Painter &p, QPoint position) const;
-		QPainter &p,
+	void paintBackground(QPainter &p, QRect geometry, const Tag &tag) const;
-		QRect geometry,
-		bool selected) const;
 	void paintText(QPainter &p, QRect geometry, const Tag &tag) const;
 
 	const not_null<Data::Session*> _owner;
 	std::vector<Data::ReactionId> _added;
 	std::vector<Tag> _tags;
+	Ui::Text::String _additionalText;
 	rpl::event_stream<> _selectedChanges;
 	rpl::event_stream<> _repaintRequests;
 	mutable QImage _normalBg;
 	mutable QImage _selectedBg;
+	mutable QImage _promoBg;
 	mutable QImage _customCache;
 	mutable int _customSkip = 0;
 	rpl::variable<int> _height;
 	int _width = 0;
+	int _additionalLeft = 0;
 
 	rpl::lifetime _lifetime;
 

Telegram/SourceFiles/history/history_inner_widget.cpp

@@ -2636,9 +2636,7 @@ void HistoryInner::showContextMenu(QContextMenuEvent *e, bool showFromTouch) {
 			desiredPosition,
 			reactItem,
 			[=](ChosenReaction reaction) { reactionChosen(reaction); },
-			(reactItem->reactionsAreTags()
+			ItemReactionsAbout(reactItem),
-				? TextWithEntities{ u"Organize your Saved Messages with tags. Learn More..."_q }
-				: TextWithEntities()),
 			_controller->cachedReactionIconFactory().createMethod())
 		: AttachSelectorResult::Skipped;
 	if (attached == AttachSelectorResult::Failed) {

Telegram/SourceFiles/history/view/history_view_list_widget.cpp

@@ -2633,7 +2633,7 @@ void ListWidget::showContextMenu(QContextMenuEvent *e, bool showFromTouch) {
 			desiredPosition,
 			reactItem,
 			[=](ChosenReaction reaction) { reactionChosen(reaction); },
-			TextWithEntities(),
+			ItemReactionsAbout(reactItem),
 			_controller->cachedReactionIconFactory().createMethod())
 		: AttachSelectorResult::Skipped;
 	if (attached == AttachSelectorResult::Failed) {

Telegram/SourceFiles/history/view/history_view_message.cpp

@@ -19,6 +19,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "history/view/history_view_reply.h"
 #include "history/view/history_view_view_button.h" // ViewButton.
 #include "history/history.h"
+#include "boxes/premium_preview_box.h"
 #include "boxes/share_box.h"
 #include "ui/effects/glare.h"
 #include "ui/effects/reaction_fly_animation.h"
@@ -49,13 +50,13 @@ namespace {
 constexpr auto kPlayStatusLimit = 2;
 const auto kPsaTooltipPrefix = "cloud_lng_tooltip_psa_";
 
-[[nodiscard]] std::optional<Window::SessionController*> ExtractController(
+[[nodiscard]] Window::SessionController *ExtractController(
 		const ClickContext &context) {
 	const auto my = context.other.value<ClickHandlerContext>();
 	if (const auto controller = my.sessionWindow.get()) {
 		return controller;
 	}
-	return std::nullopt;
+	return nullptr;
 }
 
 class KeyboardStyle : public ReplyKeyboard::Style {
@@ -2288,11 +2289,8 @@ ClickHandlerPtr Message::createGoToCommentsLink() const {
 	const auto fullId = data()->fullId();
 	const auto sessionId = data()->history()->session().uniqueId();
 	return std::make_shared<LambdaClickHandler>([=](ClickContext context) {
-		const auto controller = ExtractController(context).value_or(nullptr);
+		const auto controller = ExtractController(context);
-		if (!controller) {
+		if (!controller || controller->session().uniqueId() != sessionId) {
-			return;
-		}
-		if (controller->session().uniqueId() != sessionId) {
 			return;
 		}
 		if (const auto item = controller->session().data().message(fullId)) {
@@ -2984,12 +2982,20 @@ void Message::refreshReactions() {
 			return std::make_shared<LambdaClickHandler>([=](
 					ClickContext context) {
 				if (const auto strong = weak.get()) {
-					if (strong->data()->reactionsAreTags()) {
+					const auto item = strong->data();
+					if (item->reactionsAreTags()) {
+						if (item->history()->session().premium()) {
 							const auto tag = Data::SearchTagToQuery(id);
 							HashtagClickHandler(tag).onClick(context);
+						} else if (const auto controller
+							= ExtractController(context)) {
+							ShowPremiumPreviewBox(
+								controller,
+								PremiumPreview::TagsForMessages);
+						}
 						return;
 					}
-					strong->data()->toggleReaction(
+					item->toggleReaction(
 						id,
 						HistoryItem::ReactionSource::Existing);
 					if (const auto now = weak.get()) {
@@ -3586,11 +3592,8 @@ ClickHandlerPtr Message::prepareRightActionLink() const {
 	};
 	return std::make_shared<LambdaClickHandler>([=](
 			ClickContext context) {
-		const auto controller = ExtractController(context).value_or(nullptr);
+		const auto controller = ExtractController(context);
-		if (!controller) {
+		if (!controller || controller->session().uniqueId() != sessionId) {
-			return;
-		}
-		if (controller->session().uniqueId() != sessionId) {
 			return;
 		}
 

Telegram/SourceFiles/history/view/reactions/history_view_reactions_selector.cpp

@@ -12,13 +12,16 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "ui/widgets/popup_menu.h"
 #include "ui/widgets/shadow.h"
 #include "ui/text/text_custom_emoji.h"
+#include "ui/text/text_utilities.h"
 #include "ui/platform/ui_platform_utility.h"
 #include "ui/painter.h"
+#include "history/history.h"
 #include "history/history_item.h"
 #include "data/data_document.h"
 #include "data/data_document_media.h"
 #include "data/data_session.h"
 #include "data/stickers/data_custom_emoji.h"
+#include "lang/lang_keys.h"
 #include "main/main_session.h"
 #include "chat_helpers/emoji_list_widget.h"
 #include "chat_helpers/stickers_list_footer.h"
@@ -277,6 +280,13 @@ Selector::Selector(
 , _skipy((st::reactStripHeight - st::reactStripSize) / 2) {
 	setMouseTracking(true);
 
+	if (_about) {
+		_about->setClickHandlerFilter([=](const auto &...) {
+			_escapes.fire({});
+			return true;
+		});
+	}
+
 	_useTransparency = child || Ui::Platform::TranslucentWindowsSupported();
 }
 
@@ -1173,6 +1183,10 @@ AttachSelectorResult AttachSelectorToMenu(
 		chosen(std::move(reaction));
 	}, selector->lifetime());
 
+	selector->escapes() | rpl::start_with_next([=] {
+		menu->hideMenu();
+	}, selector->lifetime());
+
 	const auto weak = base::make_weak(controller);
 	controller->enableGifPauseReason(
 		Window::GifPauseReason::MediaPreview);
@@ -1249,4 +1263,18 @@ auto AttachSelectorToMenu(
 	return selector;
 }
 
+TextWithEntities ItemReactionsAbout(not_null<HistoryItem*> item) {
+	return !item->reactionsAreTags()
+		? TextWithEntities()
+		: item->history()->session().premium()
+		? TextWithEntities{ tr::lng_add_tag_about(tr::now) }
+		: tr::lng_subscribe_tag_about(
+			tr::now,
+			lt_link,
+			Ui::Text::Link(
+				tr::lng_subscribe_tag_link(tr::now),
+				u"internal:about_tags"_q),
+			Ui::Text::WithEntities);
+}
+
 } // namespace HistoryView::Reactions

Telegram/SourceFiles/history/view/reactions/history_view_reactions_selector.h

@@ -265,4 +265,7 @@ AttachSelectorResult AttachSelectorToMenu(
 	IconFactory iconFactory
 ) -> base::expected<not_null<Selector*>, AttachSelectorResult>;
 
+[[nodiscard]] TextWithEntities ItemReactionsAbout(
+	not_null<HistoryItem*> item);
+
 } // namespace HistoryView::Reactions

Telegram/SourceFiles/media/stories/media_stories_reactions.cpp

@@ -27,7 +27,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "history/history.h"
 #include "main/main_session.h"
 #include "media/stories/media_stories_controller.h"
-#include "lang/lang_tag.h"
+#include "lang/lang_keys.h"
 #include "ui/chat/chat_style.h"
 #include "ui/effects/emoji_fly_animation.h"
 #include "ui/effects/path_shift_gradient.h"
@@ -676,7 +676,7 @@ void Reactions::Panel::create() {
 		_controller->uiShow(),
 		std::move(reactions),
 		TextWithEntities{ (mode == Mode::Message
-			? u"Send reaction as a private message"_q
+			? tr::lng_stories_reaction_as_message(tr::now)
 			: QString()) },
 		_controller->cachedReactionIconFactory().createMethod(),
 		[=](bool fast) { hide(mode); });

Telegram/SourceFiles/window/section_widget.cpp

@@ -525,13 +525,16 @@ bool ShowReactPremiumError(
 		not_null<SessionController*> controller,
 		not_null<HistoryItem*> item,
 		const Data::ReactionId &id) {
-	if (controller->session().premium()
+	if (item->reactionsAreTags()) {
+		if (controller->session().premium()) {
+			return false;
+		}
+		ShowPremiumPreviewBox(controller, PremiumPreview::TagsForMessages);
+		return true;
+	} else if (controller->session().premium()
 		|| ranges::contains(item->chosenReactions(), id)
 		|| item->history()->peer->isBroadcast()) {
 		return false;
-	} else if (item->reactionsAreTags()) {
-		ShowPremiumPreviewBox(controller, PremiumPreview::TagsForMessages);
-		return true;
 	} else if (!id.custom()) {
 		return false;
 	}