Added credits balance to main session.

Telegram/SourceFiles/api/api_updates.cpp

@@ -2614,6 +2614,11 @@ void Updates::feedUpdate(const MTPUpdate &update) {
 		_session->data().stories().apply(data.vstealth_mode());
 	} break;
 
+	case mtpc_updateStarsBalance: {
+		const auto &data = update.c_updateStarsBalance();
+		_session->setCredits(data.vbalance().v);
+	} break;
+
 	}
 }
 

Telegram/SourceFiles/main/main_session.cpp

@@ -280,6 +280,14 @@ bool Session::premiumCanBuy() const {
 	return _premiumPossible.current();
 }
 
+rpl::producer<uint64> Session::creditsValue() const {
+	return _credits.value();
+}
+
+void Session::setCredits(uint64 credits) {
+	_credits = credits;
+}
+
 bool Session::isTestMode() const {
 	return mtp().isTestMode();
 }

Telegram/SourceFiles/main/main_session.h

@@ -100,6 +100,9 @@ public:
 	[[nodiscard]] bool premiumBadgesShown() const;
 	[[nodiscard]] bool premiumCanBuy() const;
 
+	[[nodiscard]] rpl::producer<uint64> creditsValue() const;
+	void setCredits(uint64 credits);
+
 	[[nodiscard]] bool isTestMode() const;
 	[[nodiscard]] uint64 uniqueId() const; // userId() with TestDC shift.
 	[[nodiscard]] UserId userId() const;
@@ -258,6 +261,7 @@ private:
 	const std::unique_ptr<Support::Helper> _supportHelper;
 
 	std::shared_ptr<QImage> _selfUserpicView;
+	rpl::variable<uint64> _credits = 0;
 	rpl::variable<bool> _premiumPossible = false;
 
 	rpl::event_stream<bool> _termsLockChanges;

Telegram/SourceFiles/settings/settings_credits.cpp

@@ -578,12 +578,16 @@ QPointer<Ui::RpWidget> Credits::createPinnedToTop(
 						+ diffBetweenStarAndCount),
 				label->style()->font->height + starSize.height());
 		};
-		api->request({}, [=](Data::CreditsStatusSlice slice) {
+		_controller->session().creditsValue(
+		) | rpl::start_with_next([=](uint64 value) {
 			count->setText(
 				st::semiboldTextStyle,
-				Lang::FormatCountToShort(slice.balance).string);
+				Lang::FormatCountToShort(value).string);
-			balance->setBalance(slice.balance);
+			balance->setBalance(value);
 			resize();
+		}, balance->lifetime());
+		api->request({}, [=](Data::CreditsStatusSlice slice) {
+			_controller->session().setCredits(slice.balance);
 		});
 		balance->paintRequest(
 		) | rpl::start_with_next([=] {

Telegram/SourceFiles/settings/settings_main.cpp

@@ -7,6 +7,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 */
 #include "settings/settings_main.h"
 
+#include "api/api_credits.h"
 #include "core/application.h"
 #include "core/click_handler_types.h"
 #include "settings/settings_advanced.h"
@@ -491,9 +492,13 @@ void SetupPremium(
 		showOther(PremiumId());
 	});
 	AddPremiumStar(
-		AddButtonWithIcon(
+		AddButtonWithLabel(
 			container,
 			tr::lng_credits_summary_title(),
+			controller->session().creditsValue(
+			) | rpl::map([=](uint64 c) {
+				return c ? Lang::FormatCountToShort(c).string : QString{};
+			}),
 			st::settingsButton),
 		true
 	)->addClickHandler([=] {
@@ -510,6 +515,12 @@ void SetupPremium(
 	});
 	Ui::NewBadge::AddToRight(button);
 
+	const auto api = button->lifetime().make_state<Api::CreditsStatus>(
+		controller->session().user());
+	api->request({}, [=](Data::CreditsStatusSlice slice) {
+		controller->session().setCredits(slice.balance);
+	});
+
 	if (controller->session().premiumCanBuy()) {
 		const auto button = AddButtonWithIcon(
 			container,