Added initial ability to provide data for non-panel payment forms.

Telegram/SourceFiles/payments/payments_checkout_process.cpp

@@ -381,6 +381,7 @@ void CheckoutProcess::handleFormUpdate(const FormUpdate &update) {
 		if (weak) {
 			closeAndReactivate(CheckoutResult::Paid);
 		}
+	}, [&](const CreditsPaymentStarted &data) {
 	}, [&](const Error &error) {
 		handleError(error);
 	});

Telegram/SourceFiles/payments/payments_checkout_process.h

@@ -40,6 +40,7 @@ struct Error;
 struct InvoiceCredits;
 struct InvoiceId;
 struct InvoicePremiumGiftCode;
+struct CreditsFormData;
 
 enum class Mode {
 	Payment,
@@ -53,6 +54,10 @@ enum class CheckoutResult {
 	Failed,
 };
 
+struct NonPanelPaymentForm : std::variant<std::shared_ptr<CreditsFormData>> {
+	using variant::variant;
+};
+
 struct PaidInvoice {
 	QString title;
 };

Telegram/SourceFiles/payments/payments_form.cpp

@@ -376,7 +376,42 @@ void Form::requestForm() {
 		MTP_dataJSON(MTP_bytes(Window::Theme::WebViewParams().json))
 	)).done([=](const MTPpayments_PaymentForm &result) {
 		hideProgress();
-		processForm(result);
+		result.match([&](const MTPDpayments_paymentForm &data) {
+			processForm(result);
+		}, [&](const MTPDpayments_paymentFormStars &data) {
+			_session->data().processUsers(data.vusers());
+			const auto currency = qs(data.vinvoice().data().vcurrency());
+			const auto &tlPrices = data.vinvoice().data().vprices().v;
+			const auto amount = tlPrices.empty()
+				? 0
+				: tlPrices.front().data().vamount().v;
+			if (currency != "XTR" || !amount) {
+				using Type = Error::Type;
+				_updates.fire(Error{ Type::Form, u"Bad Stars Form."_q });
+				return;
+			}
+			const auto invoice = InvoiceCredits{
+				.session = _session,
+				.randomId = 0,
+				.credits = amount,
+				.currency = currency,
+				.amount = amount,
+			};
+			const auto formData = CreditsFormData{
+				.formId = data.vform_id().v,
+				.botId = data.vbot_id().v,
+				.title = qs(data.vtitle()),
+				.description = qs(data.vdescription()),
+				.photo = data.vphoto()
+					? _session->data().photoFromWeb(
+						*data.vphoto(),
+						ImageLocation())
+					: nullptr,
+				.invoice = invoice,
+				.inputInvoice = inputInvoice(),
+			};
+			_updates.fire(CreditsPaymentStarted{ .data = formData });
+		});
 	}).fail([=](const MTP::Error &error) {
 		hideProgress();
 		_updates.fire(Error{ Error::Type::Form, error.type() });

Telegram/SourceFiles/payments/payments_form.h

@@ -120,63 +120,6 @@ struct PaymentMethod {
 	Ui::PaymentMethodDetails ui;
 };
 
-struct ToggleProgress {
-	bool shown = true;
-};
-struct FormReady {};
-struct ThumbnailUpdated {
-	QImage thumbnail;
-};
-struct ValidateFinished {};
-struct PaymentMethodUpdate {
-	bool requestNewPassword = false;
-};
-struct VerificationNeeded {
-	QString url;
-};
-struct TmpPasswordRequired {};
-struct BotTrustRequired {
-	not_null<UserData*> bot;
-	not_null<UserData*> provider;
-};
-struct PaymentFinished {
-	MTPUpdates updates;
-};
-struct Error {
-	enum class Type {
-		None,
-		Form,
-		Validate,
-		Stripe,
-		SmartGlocal,
-		TmpPassword,
-		Send,
-	};
-	Type type = Type::None;
-	QString id;
-
-	[[nodiscard]] bool empty() const {
-		return (type == Type::None);
-	}
-	[[nodiscard]] explicit operator bool() const {
-		return !empty();
-	}
-};
-
-struct FormUpdate : std::variant<
-	ToggleProgress,
-	FormReady,
-	ThumbnailUpdated,
-	ValidateFinished,
-	PaymentMethodUpdate,
-	VerificationNeeded,
-	TmpPasswordRequired,
-	BotTrustRequired,
-	PaymentFinished,
-	Error> {
-	using variant::variant;
-};
-
 struct InvoiceMessage {
 	not_null<PeerData*> peer;
 	MsgId itemId = 0;
@@ -234,6 +177,77 @@ struct InvoiceId {
 		InvoiceCredits> value;
 };
 
+struct CreditsFormData {
+	uint64 formId = 0;
+	uint64 botId = 0;
+	QString title;
+	QString description;
+	PhotoData *photo = nullptr;
+	InvoiceCredits invoice;
+	MTPInputInvoice inputInvoice;
+};
+
+struct ToggleProgress {
+	bool shown = true;
+};
+struct FormReady {};
+struct ThumbnailUpdated {
+	QImage thumbnail;
+};
+struct ValidateFinished {};
+struct PaymentMethodUpdate {
+	bool requestNewPassword = false;
+};
+struct VerificationNeeded {
+	QString url;
+};
+struct TmpPasswordRequired {};
+struct BotTrustRequired {
+	not_null<UserData*> bot;
+	not_null<UserData*> provider;
+};
+struct PaymentFinished {
+	MTPUpdates updates;
+};
+struct CreditsPaymentStarted {
+	CreditsFormData data;
+};
+struct Error {
+	enum class Type {
+		None,
+		Form,
+		Validate,
+		Stripe,
+		SmartGlocal,
+		TmpPassword,
+		Send,
+	};
+	Type type = Type::None;
+	QString id;
+
+	[[nodiscard]] bool empty() const {
+		return (type == Type::None);
+	}
+	[[nodiscard]] explicit operator bool() const {
+		return !empty();
+	}
+};
+
+struct FormUpdate : std::variant<
+	ToggleProgress,
+	FormReady,
+	ThumbnailUpdated,
+	ValidateFinished,
+	PaymentMethodUpdate,
+	VerificationNeeded,
+	TmpPasswordRequired,
+	BotTrustRequired,
+	PaymentFinished,
+	CreditsPaymentStarted,
+	Error> {
+	using variant::variant;
+};
+
 [[nodiscard]] not_null<Main::Session*> SessionFromId(const InvoiceId &id);
 
 [[nodiscard]] MTPinputStorePaymentPurpose InvoicePremiumGiftCodeGiveawayToTL(