Show gift sender badge.

Telegram/Resources/langs/lang.strings

@@ -3836,6 +3836,8 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_gift_unique_backdrop" = "Backdrop";
 "lng_gift_unique_symbol" = "Symbol";
 "lng_gift_unique_rarity" = "Only {percent} of such collectibles have this attribute.";
+"lng_gift_unique_sender" = "{from} sent you this gift on {date}";
+"lng_gift_unique_sender_you" = "You bought this gift on {date}";
 "lng_gift_unique_availability_label" = "Quantity";
 "lng_gift_unique_availability#one" = "{count} of {amount} issued";
 "lng_gift_unique_availability#other" = "{count} of {amount} issued";

Telegram/SourceFiles/boxes/star_gift_box.cpp

@@ -7,13 +7,12 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 */
 #include "boxes/star_gift_box.h"
 
-#include "base/call_delayed.h"
-
 #include "apiwrap.h"
 #include "api/api_credits.h"
 #include "api/api_global_privacy.h"
 #include "api/api_premium.h"
 #include "api/api_text_entities.h"
+//#include "base/call_delayed.h"
 #include "base/event_filter.h"
 #include "base/qt_signal_producer.h"
 #include "base/random.h"
@@ -36,6 +35,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "chat_helpers/tabbed_panel.h"
 #include "chat_helpers/tabbed_selector.h"
 #include "core/application.h"
+#include "core/click_handler_types.h"
 #include "core/ui_integration.h"
 #include "data/components/gift_auctions.h"
 #include "data/components/promo_suggestions.h"
@@ -3919,6 +3919,107 @@ void AddWearGiftCover(
 	}, cover->lifetime());
 }
 
+void AttachGiftSenderBadge(
+		not_null<GenericBox*> box,
+		std::shared_ptr<ChatHelpers::Show> show,
+		not_null<PeerData*> from,
+		const QDateTime &date) {
+	const auto parent = box->getDelegate()->outerContainer();
+
+	const auto dateText = tr::bold(langDayOfMonth(date.date()));
+	const auto badge = CreateChild<FlatLabel>(
+		parent,
+		(from->isSelf()
+			? tr::lng_gift_unique_sender_you(
+				lt_date,
+				rpl::single(dateText),
+				tr::marked)
+			: tr::lng_gift_unique_sender(
+				lt_from,
+				rpl::single(tr::link(tr::bold(from->shortName()), 1)),
+				lt_date,
+				rpl::single(dateText),
+				tr::marked)),
+		st::uniqueGiftSenderBadge);
+
+	badge->paintOn([=](QPainter &p) {
+		auto hq = PainterHighQualityEnabler(p);
+		p.setBrush(st::radialBg);
+		p.setPen(Qt::NoPen);
+		const auto radius = badge->height() / 2.;
+		p.drawRoundedRect(badge->rect(), radius, radius);
+	});
+	badge->setLink(1, std::make_shared<LambdaClickHandler>([=] {
+		if (const auto window = show->resolveWindow()) {
+			window->showPeerHistory(from);
+		}
+	}));
+
+	auto widget = static_cast<QWidget*>(box);
+	while (widget->parentWidget() && widget->parentWidget() != parent) {
+		widget = widget->parentWidget();
+	}
+
+	const auto updateGeometry = [=] {
+		const auto outer = parent->rect();
+		const auto margin = st::msgServiceMargin;
+		const auto padding = st::msgServicePadding;
+		const auto available = outer.marginsRemoved(margin).width();
+		badge->resizeToWidth(std::min(
+			available - padding.left() - padding.right(),
+			badge->textMaxWidth()));
+		const auto inner = Ui::MapFrom(parent, box, box->rect());
+		const auto top = std::max(
+			inner.y() - badge->height() - margin.top(),
+			outer.y() + (margin.top() * 2));
+		const auto left = margin.left() + (available - badge->width()) / 2;
+		badge->move(left, top);
+	};
+	badge->naturalWidthValue(
+	) | rpl::on_next(updateGeometry, badge->lifetime());
+	for (auto w = static_cast<QWidget*>(box)
+		; w != widget
+		; w = w->parentWidget()) {
+		base::install_event_filter(w, [=](not_null<QEvent*> e) {
+			const auto type = e->type();
+			if (type == QEvent::Move || type == QEvent::Resize) {
+				PostponeCall(badge, updateGeometry);
+			}
+			return base::EventFilterResult::Continue;
+		});
+	}
+
+	base::install_event_filter(widget, [=](not_null<QEvent*> e) {
+		const auto type = e->type();
+		if (type == QEvent::Show) {
+			badge->show();
+		} else if (type == QEvent::Hide) {
+			badge->hide();
+		} else if (type == QEvent::Move || type == QEvent::Resize) {
+			PostponeCall(badge, updateGeometry);
+		} else if (type == QEvent::ZOrderChange) {
+			PostponeCall(badge, [=] { badge->raise(); });
+		}
+		return base::EventFilterResult::Continue;
+	});
+	badge->setVisible(!widget->isHidden());
+
+	base::install_event_filter(parent, [=](not_null<QEvent*> e) {
+		const auto type = e->type();
+		if (type == QEvent::ChildAdded) {
+			PostponeCall(badge, [=] { badge->raise(); });
+		} else if (e->type() == QEvent::Resize) {
+			PostponeCall(badge, updateGeometry);
+		}
+		return base::EventFilterResult::Continue;
+	});
+	badge->raise();
+
+	box->boxClosing() | rpl::on_next([=] {
+		delete badge;
+	}, badge->lifetime());
+}
+
 void ShowUniqueGiftWearBox(
 		std::shared_ptr<ChatHelpers::Show> show,
 		not_null<PeerData*> peer,

Telegram/SourceFiles/boxes/star_gift_box.h

@@ -94,6 +94,12 @@ void AddWearGiftCover(
 	const Data::UniqueGift &data,
 	not_null<PeerData*> peer);
 
+void AttachGiftSenderBadge(
+	not_null<GenericBox*> box,
+	std::shared_ptr<ChatHelpers::Show> show,
+	not_null<PeerData*> from,
+	const QDateTime &date);
+
 void ShowUniqueGiftWearBox(
 	std::shared_ptr<ChatHelpers::Show> show,
 	not_null<PeerData*> peer,

Telegram/SourceFiles/settings/settings_credits_graphics.cpp

@@ -1326,6 +1326,12 @@ void GenericCreditsEntryCover(
 			.resalePrice = UniqueGiftResalePrice(e.uniqueGift, forceTon),
 			.resaleClick = resaleClick,
 		});
+		if (e.bareGiftOwnerId == session->userPeerId().value) {
+			if (const auto fromId = PeerId(e.barePeerId)) {
+				const auto from = session->data().peer(fromId);
+				AttachGiftSenderBadge(box, show, from, e.date);
+			}
+		}
 	} else if (const auto callback = Ui::PaintPreviewCallback(session, e)) {
 		const auto thumb = content->add(
 			GenericEntryPhoto(content, callback, stUser.photoSize),

Telegram/SourceFiles/ui/effects/credits.style

@@ -320,6 +320,18 @@ uniqueMenuButton: IconButton(uniqueCloseButton) {
 		color: shadowFg;
 	}
 }
+uniqueGiftSenderBadge: FlatLabel(defaultFlatLabel) {
+	style: semiboldTextStyle;
+	palette: TextPalette(defaultTextPalette) {
+		linkFg: radialFg;
+		monoFg: radialFg;
+	}
+	margin: margins(12px, 3px, 12px, 4px);
+	minWidth: 128px;
+	align: align(top);
+	textFg: radialFg;
+}
+
 uniqueAttributeTop: 10px;
 uniqueAttributeSkip: 8px;
 uniqueAttributePadding: margins(6px, 8px, 6px, 8px);