Added premium offer spec to top bar suggestion table.

Telegram/CMakeLists.txt

@@ -816,6 +816,7 @@ PRIVATE
     dialogs/suggestions/suggestion_gift_auctions.cpp
     dialogs/suggestions/suggestion_low_credits_subs.cpp
     dialogs/suggestions/suggestion_premium_grace.cpp
+    dialogs/suggestions/suggestion_premium_offer.cpp
     dialogs/suggestions/suggestion_unreviewed_auth.cpp
     dialogs/dialogs_widget.cpp
     dialogs/dialogs_widget.h

Telegram/SourceFiles/dialogs/suggestions/suggestion.cpp

@@ -17,6 +17,7 @@ std::vector<Spec> AllSpecs() {
 	result.push_back(MakeGiftAuctionsSpec());
 	result.push_back(MakeLowCreditsSubsSpec());
 	result.push_back(MakePremiumGraceSpec());
+	result.push_back(MakePremiumOfferSpec());
 	result.push_back(MakeUnreviewedAuthSpec());
 	return result;
 }

Telegram/SourceFiles/dialogs/suggestions/suggestion.h

@@ -66,6 +66,7 @@ struct Spec {
 [[nodiscard]] Spec MakeGiftAuctionsSpec();
 [[nodiscard]] Spec MakeLowCreditsSubsSpec();
 [[nodiscard]] Spec MakePremiumGraceSpec();
+[[nodiscard]] Spec MakePremiumOfferSpec();
 [[nodiscard]] Spec MakeUnreviewedAuthSpec();
 
 } // namespace TopBarSuggestions

Telegram/SourceFiles/dialogs/suggestions/suggestion_premium_offer.cpp

@@ -0,0 +1,113 @@
+/*
+This file is part of Telegram Desktop,
+the official desktop application for the Telegram messaging service.
+
+For license and copyright information please follow this link:
+https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
+*/
+#include "dialogs/suggestions/suggestion.h"
+
+#include "api/api_premium.h"
+#include "apiwrap.h"
+#include "data/components/promo_suggestions.h"
+#include "dialogs/ui/dialogs_top_bar_suggestion_content.h"
+#include "lang/lang_keys.h"
+#include "main/main_session.h"
+#include "settings/sections/settings_premium.h"
+#include "ui/text/text_utilities.h"
+#include "window/window_session_controller.h"
+
+namespace Dialogs::TopBarSuggestions {
+namespace {
+
+constexpr auto kSugPremiumAnnual = "PREMIUM_ANNUAL"_cs;
+constexpr auto kSugPremiumUpgrade = "PREMIUM_UPGRADE"_cs;
+constexpr auto kSugPremiumRestore = "PREMIUM_RESTORE"_cs;
+
+[[nodiscard]] QString CurrentPremiumKey(
+		not_null<Data::PromoSuggestions*> promo) {
+	if (promo->current(kSugPremiumAnnual.utf8())) {
+		return kSugPremiumAnnual.utf8();
+	} else if (promo->current(kSugPremiumRestore.utf8())) {
+		return kSugPremiumRestore.utf8();
+	} else if (promo->current(kSugPremiumUpgrade.utf8())) {
+		return kSugPremiumUpgrade.utf8();
+	}
+	return QString();
+}
+
+bool Available(const Context &context) {
+	const auto session = context.session.get();
+	if (!session->premiumPossible() || session->premium()) {
+		return false;
+	}
+	return !CurrentPremiumKey(&session->promoSuggestions()).isEmpty();
+}
+
+void Activate(ActivateArgs args) {
+	const auto session = args.context.session.get();
+	const auto promo = &session->promoSuggestions();
+	const auto content = args.context.ensureContent();
+	const auto findController = args.context.findController;
+	const auto recompute = args.recompute;
+	const auto done = args.done;
+	const auto key = CurrentPremiumKey(promo);
+	const auto isPremiumAnnual = (key == kSugPremiumAnnual.utf8());
+	const auto isPremiumRestore = (key == kSugPremiumRestore.utf8());
+	const auto premiumSub = args.lifetime->make_state<rpl::lifetime>();
+	using RightIcon = TopBarSuggestionContent::RightIcon;
+	content->setRightIcon(RightIcon::Arrow);
+	content->setLeadingWidget(nullptr);
+
+	const auto set = [=](QString discount) {
+		constexpr auto kMinus = QChar(0x2212);
+		const auto &title = isPremiumAnnual
+			? tr::lng_dialogs_suggestions_premium_annual_title
+			: isPremiumRestore
+			? tr::lng_dialogs_suggestions_premium_restore_title
+			: tr::lng_dialogs_suggestions_premium_upgrade_title;
+		const auto &description = isPremiumAnnual
+			? tr::lng_dialogs_suggestions_premium_annual_about
+			: isPremiumRestore
+			? tr::lng_dialogs_suggestions_premium_restore_about
+			: tr::lng_dialogs_suggestions_premium_upgrade_about;
+		content->setContent(
+			title(
+				tr::now,
+				lt_text,
+				{ discount.replace(kMinus, QChar()) },
+				tr::bold),
+			description(tr::now, TextWithEntities::Simple));
+		content->setClickedCallback([=] {
+			const auto controller = findController();
+			Settings::ShowPremium(controller, "dialogs_hint");
+			promo->dismiss(key);
+			recompute();
+		});
+		done(content, [content] { content->prepareCollapseSnapshot(); });
+	};
+
+	const auto api = &session->api().premium();
+	api->statusTextValue() | rpl::on_next([=] {
+		for (const auto &o : api->subscriptionOptions()) {
+			if (o.months == 12) {
+				set(o.discount);
+				premiumSub->destroy();
+				return;
+			}
+		}
+	}, *premiumSub);
+	api->reload();
+}
+
+} // namespace
+
+Spec MakePremiumOfferSpec() {
+	return {
+		.priority = Priority::PremiumOffer,
+		.available = Available,
+		.activate = Activate,
+	};
+}
+
+} // namespace Dialogs::TopBarSuggestions