Add unique gifts link preview.

Telegram/Resources/langs/lang.strings

@@ -5520,6 +5520,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_view_button_iv" = "Instant View";
 "lng_view_button_stickerset" = "View stickers";
 "lng_view_button_emojipack" = "View emoji";
+"lng_view_button_collectible" = "View collectible";
 
 "lng_sponsored_hide_ads" = "Hide";
 "lng_sponsored_title" = "What are sponsored messages?";

Telegram/SourceFiles/boxes/peers/edit_peer_color_box.cpp

@@ -313,6 +313,7 @@ PreviewWrap::PreviewWrap(
 	WebPageCollage(),
 	nullptr, // iv
 	nullptr, // stickerSet
+	nullptr, // uniqueGift
 	0, // duration
 	QString(), // author
 	false, // hasLargeMedia

Telegram/SourceFiles/boxes/star_gift_box.cpp

@@ -208,8 +208,12 @@ auto GenerateGiftMedia(
 	Element *replacing,
 	not_null<PeerData*> recipient,
 	const GiftDetails &data)
--> Fn<void(Fn<void(std::unique_ptr<MediaGenericPart>)>)> {
-	return [=](Fn<void(std::unique_ptr<MediaGenericPart>)> push) {
+-> Fn<void(
+		not_null<MediaGeneric*>,
+		Fn<void(std::unique_ptr<MediaGenericPart>)>)> {
+	return [=](
+			not_null<MediaGeneric*> media,
+			Fn<void(std::unique_ptr<MediaGenericPart>)> push) {
 		const auto &descriptor = data.descriptor;
 		auto pushText = [&](
 				TextWithEntities text,

Telegram/SourceFiles/data/data_media_types.cpp

@@ -2375,13 +2375,13 @@ std::unique_ptr<HistoryView::Media> MediaGiftBox::createView(
 		not_null<HistoryView::Element*> message,
 		not_null<HistoryItem*> realParent,
 		HistoryView::Element *replacing) {
-	if (const auto raw = _data.unique.get()) {
+	if (const auto &unique = _data.unique) {
 		return std::make_unique<HistoryView::MediaGeneric>(
 			message,
-			HistoryView::GenerateUniqueGiftMedia(message, replacing, raw),
+			HistoryView::GenerateUniqueGiftMedia(message, replacing, unique),
 			HistoryView::MediaGenericDescriptor{
 				.maxWidth = st::msgServiceGiftBoxSize.width(),
-				.paintBg = HistoryView::UniqueGiftBg(message, raw),
+				.paintBg = HistoryView::UniqueGiftBg(message, unique),
 				.service = true,
 			});
 	}

Telegram/SourceFiles/data/data_session.cpp

@@ -13,6 +13,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "apiwrap.h"
 #include "mainwidget.h"
 #include "api/api_bot.h"
+#include "api/api_premium.h"
 #include "api/api_text_entities.h"
 #include "api/api_user_names.h"
 #include "chat_helpers/stickers_lottie.h"
@@ -3464,6 +3465,7 @@ not_null<WebPageData*> Session::processWebpage(
 		WebPageCollage(),
 		nullptr,
 		nullptr,
+		nullptr,
 		0,
 		QString(),
 		false,
@@ -3490,6 +3492,7 @@ not_null<WebPageData*> Session::webpage(
 		WebPageCollage(),
 		nullptr,
 		nullptr,
+		nullptr,
 		0,
 		QString(),
 		false,
@@ -3509,6 +3512,7 @@ not_null<WebPageData*> Session::webpage(
 		WebPageCollage &&collage,
 		std::unique_ptr<Iv::Data> iv,
 		std::unique_ptr<WebPageStickerSet> stickerSet,
+		std::shared_ptr<UniqueGift> uniqueGift,
 		int duration,
 		const QString &author,
 		bool hasLargeMedia,
@@ -3528,6 +3532,7 @@ not_null<WebPageData*> Session::webpage(
 		std::move(collage),
 		std::move(iv),
 		std::move(stickerSet),
+		std::move(uniqueGift),
 		duration,
 		author,
 		hasLargeMedia,
@@ -3562,6 +3567,7 @@ void Session::webpageApplyFields(
 		}
 		return nullptr;
 	};
+
 	const auto lookupThemeDocument = [&]() -> DocumentData* {
 		if (const auto attributes = data.vattributes()) {
 			for (const auto &attribute : attributes->v) {
@@ -3582,6 +3588,7 @@ void Session::webpageApplyFields(
 		}
 		return nullptr;
 	};
+
 	using WebPageStickerSetPtr = std::unique_ptr<WebPageStickerSet>;
 	const auto lookupStickerSet = [&]() -> WebPageStickerSetPtr {
 		if (const auto attributes = data.vattributes()) {
@@ -3605,6 +3612,21 @@ void Session::webpageApplyFields(
 		}
 		return nullptr;
 	};
+
+	using UniqueGiftPtr = std::shared_ptr<UniqueGift>;
+	const auto lookupUniqueGift = [&]() -> UniqueGiftPtr {
+		if (const auto attributes = data.vattributes()) {
+			for (const auto &attribute : attributes->v) {
+				return attribute.match([&](
+						const MTPDwebPageAttributeUniqueStarGift &data) {
+					const auto gift = Api::FromTL(_session, data.vgift());
+					return gift ? gift->unique : nullptr;
+				}, [](const auto &) -> UniqueGiftPtr { return nullptr; });
+			}
+		}
+		return nullptr;
+	};
+
 	auto story = (Data::Story*)nullptr;
 	auto storyId = FullStoryId();
 	if (const auto attributes = data.vattributes()) {
@@ -3697,6 +3719,7 @@ void Session::webpageApplyFields(
 		WebPageCollage(this, data),
 		std::move(iv),
 		lookupStickerSet(),
+		lookupUniqueGift(),
 		data.vduration().value_or_empty(),
 		qs(data.vauthor().value_or_empty()),
 		data.is_has_large_media(),
@@ -3717,6 +3740,7 @@ void Session::webpageApplyFields(
 		WebPageCollage &&collage,
 		std::unique_ptr<Iv::Data> iv,
 		std::unique_ptr<WebPageStickerSet> stickerSet,
+		std::shared_ptr<UniqueGift> uniqueGift,
 		int duration,
 		const QString &author,
 		bool hasLargeMedia,
@@ -3735,6 +3759,7 @@ void Session::webpageApplyFields(
 		std::move(collage),
 		std::move(iv),
 		std::move(stickerSet),
+		std::move(uniqueGift),
 		duration,
 		author,
 		hasLargeMedia,

Telegram/SourceFiles/data/data_session.h

@@ -71,6 +71,7 @@ class BusinessInfo;
 struct ReactionId;
 struct UnavailableReason;
 struct CreditsStatusSlice;
+struct UniqueGift;
 
 struct RepliesReadTillUpdate {
 	FullMsgId id;
@@ -336,7 +337,7 @@ public:
 	void notifyPinnedDialogsOrderUpdated();
 	[[nodiscard]] rpl::producer<> pinnedDialogsOrderUpdated() const;
 
-	using CreditsSubsRebuilder = rpl::event_stream<Data::CreditsStatusSlice>;
+	using CreditsSubsRebuilder = rpl::event_stream<CreditsStatusSlice>;
 	using CreditsSubsRebuilderPtr = std::shared_ptr<CreditsSubsRebuilder>;
 	[[nodiscard]] CreditsSubsRebuilderPtr createCreditsSubsRebuilder();
 	[[nodiscard]] CreditsSubsRebuilderPtr activeCreditsSubsRebuilder() const;
@@ -422,7 +423,7 @@ public:
 	[[nodiscard]] const std::vector<Dialogs::Key> &pinnedChatsOrder(
 		FilterId filterId) const;
 	[[nodiscard]] const std::vector<Dialogs::Key> &pinnedChatsOrder(
-		not_null<Data::SavedMessages*> saved) const;
+		not_null<SavedMessages*> saved) const;
 	void setChatPinned(Dialogs::Key key, FilterId filterId, bool pinned);
 	void setPinnedFromEntryList(Dialogs::Key key, bool pinned);
 	void clearPinnedChats(Folder *folder);
@@ -430,7 +431,7 @@ public:
 		Folder *folder,
 		const QVector<MTPDialogPeer> &list);
 	void applyPinnedTopics(
-		not_null<Data::Forum*> forum,
+		not_null<Forum*> forum,
 		const QVector<MTPint> &list);
 	void reorderTwoPinnedChats(
 		FilterId filterId,
@@ -624,6 +625,7 @@ public:
 		WebPageCollage &&collage,
 		std::unique_ptr<Iv::Data> iv,
 		std::unique_ptr<WebPageStickerSet> stickerSet,
+		std::shared_ptr<UniqueGift> uniqueGift,
 		int duration,
 		const QString &author,
 		bool hasLargeMedia,
@@ -908,6 +910,7 @@ private:
 		WebPageCollage &&collage,
 		std::unique_ptr<Iv::Data> iv,
 		std::unique_ptr<WebPageStickerSet> stickerSet,
+		std::shared_ptr<UniqueGift> uniqueGift,
 		int duration,
 		const QString &author,
 		bool hasLargeMedia,

Telegram/SourceFiles/data/data_web_page.cpp

@@ -224,6 +224,7 @@ bool WebPageData::applyChanges(
 		WebPageCollage &&newCollage,
 		std::unique_ptr<Iv::Data> newIv,
 		std::unique_ptr<WebPageStickerSet> newStickerSet,
+		std::shared_ptr<Data::UniqueGift> newUniqueGift,
 		int newDuration,
 		const QString &newAuthor,
 		bool newHasLargeMedia,
@@ -278,6 +279,7 @@ bool WebPageData::applyChanges(
 		&& (!iv == !newIv)
 		&& (!iv || iv->partial() == newIv->partial())
 		&& (!stickerSet == !newStickerSet)
+		&& (!uniqueGift == !newUniqueGift)
 		&& duration == newDuration
 		&& author == resultAuthor
 		&& hasLargeMedia == (newHasLargeMedia ? 1 : 0)
@@ -300,6 +302,7 @@ bool WebPageData::applyChanges(
 	collage = std::move(newCollage);
 	iv = std::move(newIv);
 	stickerSet = std::move(newStickerSet);
+	uniqueGift = std::move(newUniqueGift);
 	duration = newDuration;
 	author = resultAuthor;
 	pendingTill = newPendingTill;

Telegram/SourceFiles/data/data_web_page.h

@@ -15,6 +15,7 @@ class ChannelData;
 
 namespace Data {
 class Session;
+struct UniqueGift;
 } // namespace Data
 
 namespace Iv {
@@ -101,6 +102,7 @@ struct WebPageData {
 		WebPageCollage &&newCollage,
 		std::unique_ptr<Iv::Data> newIv,
 		std::unique_ptr<WebPageStickerSet> newStickerSet,
+		std::shared_ptr<Data::UniqueGift> newUniqueGift,
 		int newDuration,
 		const QString &newAuthor,
 		bool newHasLargeMedia,
@@ -129,6 +131,7 @@ struct WebPageData {
 	WebPageCollage collage;
 	std::unique_ptr<Iv::Data> iv;
 	std::unique_ptr<WebPageStickerSet> stickerSet;
+	std::shared_ptr<Data::UniqueGift> uniqueGift;
 	int duration = 0;
 	TimeId pendingTill = 0;
 	uint32 version : 30 = 0;

Telegram/SourceFiles/history/history_item.cpp

@@ -720,6 +720,7 @@ HistoryItem::HistoryItem(
 		WebPageCollage(),
 		nullptr,
 		nullptr,
+		nullptr,
 		0,
 		QString(),
 		false,

Telegram/SourceFiles/history/view/history_view_about_view.cpp

@@ -82,8 +82,12 @@ auto GenerateChatIntro(
 	Element *replacing,
 	const Data::ChatIntro &data,
 	Fn<void(not_null<DocumentData*>)> helloChosen)
--> Fn<void(Fn<void(std::unique_ptr<MediaGenericPart>)>)> {
-	return [=](Fn<void(std::unique_ptr<MediaGenericPart>)> push) {
+-> Fn<void(
+		not_null<MediaGeneric*>,
+		Fn<void(std::unique_ptr<MediaGenericPart>)>)> {
+	return [=](
+			not_null<MediaGeneric*> media,
+			Fn<void(std::unique_ptr<MediaGenericPart>)> push) {
 		auto pushText = [&](
 				TextWithEntities text,
 				QMargins margins = {},

Telegram/SourceFiles/history/view/media/history_view_giveaway.cpp

@@ -32,8 +32,12 @@ constexpr auto kOutlineRatio = 0.85;
 auto GenerateGiveawayStart(
 	not_null<Element*> parent,
 	not_null<Data::GiveawayStart*> data)
--> Fn<void(Fn<void(std::unique_ptr<MediaGenericPart>)>)> {
-	return [=](Fn<void(std::unique_ptr<MediaGenericPart>)> push) {
+-> Fn<void(
+		not_null<MediaGeneric*>,
+		Fn<void(std::unique_ptr<MediaGenericPart>)>)> {
+	return [=](
+			not_null<MediaGeneric*> media,
+			Fn<void(std::unique_ptr<MediaGenericPart>)> push) {
 		const auto months = data->months;
 		const auto quantity = data->quantity;
 
@@ -201,8 +205,12 @@ auto GenerateGiveawayStart(
 auto GenerateGiveawayResults(
 	not_null<Element*> parent,
 	not_null<Data::GiveawayResults*> data)
--> Fn<void(Fn<void(std::unique_ptr<MediaGenericPart>)>)> {
-	return [=](Fn<void(std::unique_ptr<MediaGenericPart>)> push) {
+-> Fn<void(
+		not_null<MediaGeneric*>,
+		Fn<void(std::unique_ptr<MediaGenericPart>)>)> {
+	return [=](
+			not_null<MediaGeneric*> media,
+			Fn<void(std::unique_ptr<MediaGenericPart>)> push) {
 		const auto quantity = data->winnersCount;
 
 		using Data = StickerWithBadgePart::Data;

Telegram/SourceFiles/history/view/media/history_view_giveaway.h

@@ -15,16 +15,21 @@ struct GiveawayResults;
 namespace HistoryView {
 
 class Element;
+class MediaGeneric;
 class MediaGenericPart;
 
 [[nodiscard]] auto GenerateGiveawayStart(
 	not_null<Element*> parent,
 	not_null<Data::GiveawayStart*> data)
--> Fn<void(Fn<void(std::unique_ptr<MediaGenericPart>)>)>;
+-> Fn<void(
+	not_null<MediaGeneric*>,
+	Fn<void(std::unique_ptr<MediaGenericPart>)>)>;
 
 [[nodiscard]] auto GenerateGiveawayResults(
 	not_null<Element*> parent,
 	not_null<Data::GiveawayResults*> data)
--> Fn<void(Fn<void(std::unique_ptr<MediaGenericPart>)>)>;
+-> Fn<void(
+	not_null<MediaGeneric*>,
+	Fn<void(std::unique_ptr<MediaGenericPart>)>)>;
 
 } // namespace HistoryView

Telegram/SourceFiles/history/view/media/history_view_media_generic.cpp

@@ -71,14 +71,16 @@ auto MediaGenericPart::stickerTakePlayer(
 
 MediaGeneric::MediaGeneric(
 	not_null<Element*> parent,
-	Fn<void(Fn<void(std::unique_ptr<Part>)>)> generate,
+	Fn<void(
+		not_null<MediaGeneric*>,
+		Fn<void(std::unique_ptr<Part>)>)> generate,
 	MediaGenericDescriptor &&descriptor)
 : Media(parent)
 , _paintBg(std::move(descriptor.paintBg))
 , _maxWidthCap(descriptor.maxWidth)
 , _service(descriptor.service)
 , _hideServiceText(descriptor.hideServiceText) {
-	generate([&](std::unique_ptr<Part> part) {
+	generate(this, [&](std::unique_ptr<Part> part) {
 		_entries.push_back({
 			.object = std::move(part),
 		});
@@ -125,7 +127,7 @@ void MediaGeneric::draw(Painter &p, const PaintContext &context) const {
 	if (outer < st::msgPadding.left() + st::msgPadding.right() + 1) {
 		return;
 	} else if (_paintBg) {
-		_paintBg(p, context);
+		_paintBg(p, context, this);
 	} else if (_service) {
 		PainterHighQualityEnabler hq(p);
 		const auto radius = st::msgServiceGiftBoxRadius;

Telegram/SourceFiles/history/view/media/history_view_media_generic.h

@@ -53,7 +53,10 @@ public:
 
 struct MediaGenericDescriptor {
 	int maxWidth = 0;
-	Fn<void(Painter&, const PaintContext&)> paintBg;
+	Fn<void(
+		Painter&,
+		const PaintContext&,
+		not_null<const MediaGeneric*>)> paintBg;
 	ClickHandlerPtr serviceLink;
 	bool service = false;
 	bool hideServiceText = false;
@@ -65,7 +68,9 @@ public:
 
 	MediaGeneric(
 		not_null<Element*> parent,
-		Fn<void(Fn<void(std::unique_ptr<Part>)>)> generate,
+		Fn<void(
+			not_null<MediaGeneric*>,
+			Fn<void(std::unique_ptr<Part>)>)> generate,
 		MediaGenericDescriptor &&descriptor = {});
 	~MediaGeneric();
 
@@ -119,7 +124,10 @@ private:
 	[[nodiscard]] QMargins inBubblePadding() const;
 
 	std::vector<Entry> _entries;
-	Fn<void(Painter&, const PaintContext&)> _paintBg;
+	Fn<void(
+		Painter&,
+		const PaintContext&,
+		not_null<const MediaGeneric*>)> _paintBg;
 	int _maxWidthCap = 0;
 	bool _service : 1 = false;
 	bool _hideServiceText : 1 = false;
@@ -150,7 +158,7 @@ public:
 
 protected:
 	virtual void setupPen(
-		Painter &p, 
+		Painter &p,
 		not_null<const MediaGeneric*> owner,
 		const PaintContext &context) const;
 

Telegram/SourceFiles/history/view/media/history_view_unique_gift.cpp

@@ -383,9 +383,13 @@ QSize AttributeTable::countCurrentSize(int newWidth) {
 auto GenerateUniqueGiftMedia(
 	not_null<Element*> parent,
 	Element *replacing,
-	not_null<Data::UniqueGift*> gift)
--> Fn<void(Fn<void(std::unique_ptr<MediaGenericPart>)>)> {
-	return [=](Fn<void(std::unique_ptr<MediaGenericPart>)> push) {
+	std::shared_ptr<Data::UniqueGift> gift)
+-> Fn<void(
+		not_null<MediaGeneric*>,
+		Fn<void(std::unique_ptr<MediaGenericPart>)>)> {
+	return [=](
+			not_null<MediaGeneric*> media,
+			Fn<void(std::unique_ptr<MediaGenericPart>)> push) {
 		auto pushText = [&](
 				TextWithEntities text,
 				const style::TextStyle &st,
@@ -402,8 +406,8 @@ auto GenerateUniqueGiftMedia(
 		};
 
 		const auto item = parent->data();
-		const auto media = item->media();
-		const auto fields = media ? media->gift() : nullptr;
+		const auto itemMedia = item->media();
+		const auto fields = itemMedia ? itemMedia->gift() : nullptr;
 		const auto upgrade = fields && fields->upgrade;
 		const auto outgoing = upgrade ? !item->out() : item->out();
 
@@ -478,9 +482,13 @@ auto GenerateUniqueGiftMedia(
 	};
 }
 
-Fn<void(Painter&, const Ui::ChatPaintContext &)> UniqueGiftBg(
-		not_null<Element*> view,
-		not_null<Data::UniqueGift*> gift) {
+auto UniqueGiftBg(
+	not_null<Element*> view,
+	std::shared_ptr<Data::UniqueGift> gift)
+-> Fn<void(
+		Painter&,
+		const Ui::ChatPaintContext&,
+		not_null<const MediaGeneric*>)> {
 	struct State {
 		QImage bg;
 		base::flat_map<float64, QImage> cache;
@@ -495,20 +503,25 @@ Fn<void(Painter&, const Ui::ChatPaintContext &)> UniqueGiftBg(
 		Data::CustomEmojiSizeTag::Large);
 	[[maybe_unused]] const auto preload = state->pattern->ready();
 
-	return [=](Painter &p, const Ui::ChatPaintContext &context) {
+	return [=](
+			Painter &p,
+			const Ui::ChatPaintContext &context,
+			not_null<const MediaGeneric*> media) {
 		auto hq = PainterHighQualityEnabler(p);
 		p.setPen(Qt::NoPen);
-		const auto thickness = st::chatUniqueGiftBorder * 2;
-		auto pen = context.st->msgServiceBg()->p;
-		pen.setWidthF(thickness);
-		p.setPen(pen);
-		p.setBrush(Qt::transparent);
+		const auto webpreview = (media.get() != view->media());
+		const auto thickness = webpreview ? 0 : st::chatUniqueGiftBorder * 2;
 		const auto radius = st::msgServiceGiftBoxRadius - thickness;
-		const auto media = view->media();
 		const auto full = QRect(0, 0, media->width(), media->height());
 		const auto inner = full.marginsRemoved(
 			{ thickness, thickness, thickness, thickness });
-		p.drawRoundedRect(inner, radius, radius);
+		if (!webpreview) {
+			auto pen = context.st->msgServiceBg()->p;
+			pen.setWidthF(thickness);
+			p.setPen(pen);
+			p.setBrush(Qt::transparent);
+			p.drawRoundedRect(inner, radius, radius);
+		}
 		auto gradient = QRadialGradient(
 			inner.center(),
 			inner.height() / 2);
@@ -534,7 +547,7 @@ Fn<void(Painter&, const Ui::ChatPaintContext &)> UniqueGiftBg(
 			outer);
 		p.setClipping(false);
 
-		const auto add = style::ConvertScale(2);
+		const auto add = webpreview ? 0 : style::ConvertScale(2);
 		p.setClipRect(
 			inner.x() - add,
 			inner.y() - add,
@@ -560,6 +573,32 @@ Fn<void(Painter&, const Ui::ChatPaintContext &)> UniqueGiftBg(
 	};
 }
 
+auto GenerateUniqueGiftPreview(
+	not_null<Element*> parent,
+	Element *replacing,
+	std::shared_ptr<Data::UniqueGift> gift)
+-> Fn<void(
+		not_null<MediaGeneric*>,
+		Fn<void(std::unique_ptr<MediaGenericPart>)>)> {
+	return [=](
+			not_null<MediaGeneric*> media,
+			Fn<void(std::unique_ptr<MediaGenericPart>)> push) {
+		const auto sticker = [=] {
+			using Tag = ChatHelpers::StickerLottieSize;
+			return StickerInBubblePart::Data{
+				.sticker = gift->model.document,
+				.size = st::chatIntroStickerSize,
+				.cacheTag = Tag::ChatIntroHelloSticker,
+			};
+		};
+		push(std::make_unique<StickerInBubblePart>(
+			parent,
+			replacing,
+			sticker,
+			st::chatUniquePreviewPadding));
+	};
+}
+
 std::unique_ptr<MediaGenericPart> MakeGenericButtonPart(
 		const QString &text,
 		QMargins margins,

Telegram/SourceFiles/history/view/media/history_view_unique_gift.h

@@ -21,17 +21,32 @@ struct ChatPaintContext;
 namespace HistoryView {
 
 class Element;
+class MediaGeneric;
 class MediaGenericPart;
 
-auto GenerateUniqueGiftMedia(
+[[nodiscard]] auto GenerateUniqueGiftMedia(
 	not_null<Element*> parent,
 	Element *replacing,
-	not_null<Data::UniqueGift*> gift)
--> Fn<void(Fn<void(std::unique_ptr<MediaGenericPart>)>)>;
+	std::shared_ptr<Data::UniqueGift> gift)
+-> Fn<void(
+	not_null<MediaGeneric*>,
+	Fn<void(std::unique_ptr<MediaGenericPart>)>)>;
 
-[[nodiscard]] Fn<void(Painter&, const Ui::ChatPaintContext &)> UniqueGiftBg(
+[[nodiscard]] auto UniqueGiftBg(
 	not_null<Element*> view,
-	not_null<Data::UniqueGift*> gift);
+	std::shared_ptr<Data::UniqueGift> gift)
+-> Fn<void(
+	Painter&,
+	const Ui::ChatPaintContext&,
+	not_null<const MediaGeneric*>)>;
+
+[[nodiscard]] auto GenerateUniqueGiftPreview(
+	not_null<Element*> parent,
+	Element *replacing,
+	std::shared_ptr<Data::UniqueGift> gift)
+-> Fn<void(
+	not_null<MediaGeneric*>,
+	Fn<void(std::unique_ptr<MediaGenericPart>)>)>;
 
 [[nodiscard]] std::unique_ptr<MediaGenericPart> MakeGenericButtonPart(
 	const QString &text,

Telegram/SourceFiles/history/view/media/history_view_web_page.cpp

@@ -21,7 +21,8 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "data/data_session.h"
 #include "data/data_web_page.h"
 #include "history/view/media/history_view_media_common.h"
-#include "history/view/media/history_view_sticker.h"
+#include "history/view/media/history_view_media_generic.h"
+#include "history/view/media/history_view_unique_gift.h"
 #include "history/view/history_view_cursor_state.h"
 #include "history/view/history_view_message.h"
 #include "history/view/history_view_reply.h"
@@ -196,6 +197,8 @@ constexpr auto kFactcheckAboutDuration = 5 * crl::time(1000);
 	const auto type = page->type;
 	const auto text = Ui::Text::Upper(page->iv
 		? tr::lng_view_button_iv(tr::now)
+		: page->uniqueGift
+		? tr::lng_view_button_collectible(tr::now)
 		: (type == WebPageType::Theme)
 		? tr::lng_view_button_theme(tr::now)
 		: (type == WebPageType::Story)
@@ -245,6 +248,7 @@ constexpr auto kFactcheckAboutDuration = 5 * crl::time(1000);
 [[nodiscard]] bool HasButton(not_null<WebPageData*> webpage) {
 	const auto type = webpage->type;
 	return webpage->iv
+		|| webpage->uniqueGift
 		|| (type == WebPageType::Message)
 		|| (type == WebPageType::Group)
 		|| (type == WebPageType::GroupWithRequest)
@@ -501,7 +505,18 @@ QSize WebPage::countOptimalSize() {
 	}
 
 	// init attach
-	if (!_attach && !_asArticle) {
+	if (!_attach && _data->uniqueGift) {
+		_attach = std::make_unique<MediaGeneric>(
+			_parent,
+			GenerateUniqueGiftPreview(
+				_parent,
+				nullptr,
+				_data->uniqueGift),
+				MediaGenericDescriptor{
+					.maxWidth = st::msgServiceGiftPreview,
+					.paintBg = UniqueGiftBg(_parent, _data->uniqueGift),
+				});
+	} else if (!_attach && !_asArticle) {
 		_attach = CreateAttach(
 			_parent,
 			_data->document,
@@ -511,7 +526,9 @@ QSize WebPage::countOptimalSize() {
 	}
 
 	// init strings
-	if (_description.isEmpty() && !_data->description.text.isEmpty()) {
+	if (_description.isEmpty()
+		&& !_data->description.text.isEmpty()
+		&& !_data->uniqueGift) {
 		const auto &text = _data->description;
 
 		if (isLogEntryOriginal()) {

Telegram/SourceFiles/ui/chat/chat.style

@@ -911,6 +911,7 @@ searchInChatPeerList: PeerList(defaultPeerList) {
 }
 searchInChatTagsPadding: margins(6px, 0px, 6px, 0px);
 
+msgServiceGiftPreview: 172px;
 msgServiceGiftBoxSize: size(236px, 231px); // Plus msgServiceGiftBoxTopSkip.
 msgServiceGiftBoxRadius: 20px;
 msgServiceGiftBoxTopSkip: 4px;
@@ -1211,6 +1212,7 @@ botDownloadCancel: IconButton {
 chatUniqueGiftBorder: 4px;
 
 chatUniqueStickerPadding: margins(10px, 30px, 10px, 9px);
+chatUniquePreviewPadding: margins(10px, 30px, 10px, 32px);
 chatUniqueTitle: TextStyle(defaultTextStyle) {
 	font: font(16px semibold);
 }