Added initial ability to gift premium to contacts from settings.

Telegram/Resources/langs/lang.strings

@@ -813,6 +813,11 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 "lng_settings_manage_enabled_dictionary" = "Dictionary is enabled";
 "lng_settings_manage_remove_dictionary" = "Remove Dictionary";
 
+"lng_settings_gift_premium" = "Premium Gifting";
+"lng_settings_gift_premium_users_confirm" = "Proceed";
+"lng_settings_gift_premium_users_error#one" = "You can select maximum {count} user.";
+"lng_settings_gift_premium_users_error#other" = "You can select maximum {count} users.";
+
 "lng_backgrounds_header" = "Choose Wallpaper";
 "lng_theme_sure_keep" = "Keep this theme?";
 "lng_theme_reverting#one" = "Reverting to the old theme in {count} second.";

Telegram/SourceFiles/api/api_premium.cpp

@@ -342,15 +342,12 @@ PremiumGiftCodeOptions::PremiumGiftCodeOptions(not_null<PeerData*> peer)
 rpl::producer<rpl::no_value, QString> PremiumGiftCodeOptions::request() {
 	return [=](auto consumer) {
 		auto lifetime = rpl::lifetime();
-		const auto channel = _peer->asChannel();
-		if (!channel) {
-			return lifetime;
-		}
 
 		using TLOption = MTPPremiumGiftCodeOption;
 		_api.request(MTPpayments_GetPremiumGiftCodeOptions(
-			MTP_flags(
+			MTP_flags(_peer->isChannel()
-				MTPpayments_GetPremiumGiftCodeOptions::Flag::f_boost_peer),
+				? MTPpayments_GetPremiumGiftCodeOptions::Flag::f_boost_peer
+				: MTPpayments_GetPremiumGiftCodeOptions::Flag(0)),
 			_peer->input
 		)).done([=](const MTPVector<TLOption> &result) {
 			auto tlMapOptions = base::flat_map<Amount, QVector<TLOption>>();

Telegram/SourceFiles/boxes/gift_premium_box.cpp

@@ -12,6 +12,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "apiwrap.h"
 #include "base/unixtime.h"
 #include "base/weak_ptr.h"
+#include "boxes/peer_list_controllers.h" // ContactsBoxController.
 #include "boxes/peers/prepare_short_info_box.h"
 #include "data/data_boosts.h"
 #include "data/data_changes.h"
@@ -24,6 +25,8 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "lang/lang_keys.h"
 #include "main/main_session.h"
 #include "mainwidget.h"
+#include "payments/payments_checkout_process.h"
+#include "payments/payments_form.h"
 #include "settings/settings_premium.h"
 #include "ui/basic_click_handlers.h" // UrlClickHandler::Open.
 #include "ui/boxes/boost_box.h" // StartFireworks.
@@ -211,7 +214,7 @@ void GiftBox(
 	auto raw = Settings::CreateSubscribeButton({
 		controller,
 		box,
-		[] { return QString("gift"); },
+		[] { return u"gift"_q; },
 		state->buttonText.events(),
 		Ui::Premium::GiftGradientStops(),
 		[=] {
@@ -239,6 +242,117 @@ void GiftBox(
 	}, box->lifetime());
 }
 
+void GiftsBox(
+		not_null<Ui::GenericBox*> box,
+		not_null<Window::SessionController*> controller,
+		std::vector<not_null<UserData*>> users,
+		not_null<Api::PremiumGiftCodeOptions*> api) {
+	Expects(!users.empty());
+
+	const auto boxWidth = st::boxWideWidth;
+	box->setWidth(boxWidth);
+	box->setNoContentMargin(true);
+	const auto buttonsParent = box->verticalLayout().get();
+	const auto session = &users.front()->session();
+
+	struct State {
+		rpl::event_stream<QString> buttonText;
+	};
+	const auto state = box->lifetime().make_state<State>();
+
+	const auto userpicPadding = st::premiumGiftUserpicPadding;
+	const auto top = box->addRow(object_ptr<Ui::FixedHeightWidget>(
+		buttonsParent,
+		userpicPadding.top()
+			+ userpicPadding.bottom()
+			+ st::defaultUserpicButton.size.height()));
+
+	// Header.
+	const auto &padding = st::premiumGiftAboutPadding;
+	const auto available = boxWidth - padding.left() - padding.right();
+
+	const auto close = Ui::CreateChild<Ui::IconButton>(
+		buttonsParent,
+		st::infoTopBarClose);
+	close->setClickedCallback([=] { box->closeBox(); });
+
+	buttonsParent->widthValue(
+	) | rpl::start_with_next([=](int width) {
+		close->moveToRight(0, 0, width);
+	}, close->lifetime());
+
+	// List.
+	const auto options = api->options(users.size());
+	const auto group = std::make_shared<Ui::RadiobuttonGroup>();
+	const auto groupValueChangedCallback = [=](int value) {
+		Expects(value < options.size() && value >= 0);
+		auto text = tr::lng_premium_gift_button(
+			tr::now,
+			lt_cost,
+			options[value].costTotal);
+		state->buttonText.fire(std::move(text));
+	};
+	group->setChangedCallback(groupValueChangedCallback);
+	Ui::Premium::AddGiftOptions(
+		buttonsParent,
+		group,
+		options,
+		st::premiumGiftOption);
+
+	// Footer.
+	auto terms = object_ptr<Ui::FlatLabel>(
+		box,
+		tr::lng_premium_gift_terms(
+			lt_link,
+			tr::lng_premium_gift_terms_link(
+			) | rpl::map([=](const QString &t) {
+				return Ui::Text::Link(t, 1);
+			}),
+			Ui::Text::WithEntities),
+		st::premiumGiftTerms);
+	terms->setLink(1, std::make_shared<LambdaClickHandler>([=] {
+		box->closeBox();
+		Settings::ShowPremium(session, QString());
+	}));
+	terms->resizeToWidth(available);
+	box->addRow(
+		object_ptr<Ui::CenterWrap<Ui::FlatLabel>>(box, std::move(terms)),
+		st::premiumGiftTermsPadding);
+
+	// Button.
+	const auto &stButton = st::premiumGiftBox;
+	box->setStyle(stButton);
+	auto raw = Settings::CreateSubscribeButton({
+		controller,
+		box,
+		[] { return u"gift"_q; },
+		state->buttonText.events(),
+		Ui::Premium::GiftGradientStops(),
+	});
+	raw->setClickedCallback([=] {
+		auto invoice = api->invoice(
+			users.size(),
+			api->monthsFromPreset(group->value()));
+		invoice.purpose = Payments::InvoicePremiumGiftCodeUsers{ users };
+
+		const auto done = [=](Payments::CheckoutResult result) {
+			box->uiShow()->showToast(tr::lng_share_done(tr::now));
+		};
+
+		Payments::CheckoutProcess::Start(std::move(invoice), done);
+	});
+	auto button = object_ptr<Ui::GradientButton>::fromRaw(raw);
+	button->resizeToWidth(boxWidth
+		- stButton.buttonPadding.left()
+		- stButton.buttonPadding.right());
+	box->setShowFinishedCallback([raw = button.data()]{
+		raw->startGlareAnimation();
+	});
+	box->addButton(std::move(button));
+
+	groupValueChangedCallback(0);
+}
+
 [[nodiscard]] Data::GiftCodeLink MakeGiftCodeLink(
 		not_null<Main::Session*> session,
 		const QString &slug) {
@@ -441,6 +555,112 @@ void GiftPremiumValidator::cancel() {
 	_requestId = 0;
 }
 
+void GiftPremiumValidator::showChoosePeerBox() {
+	if (_manyGiftsLifetime) {
+		return;
+	}
+	using namespace Api;
+	const auto api = _manyGiftsLifetime.make_state<PremiumGiftCodeOptions>(
+		_controller->session().user());
+	const auto show = _controller->uiShow();
+	api->request(
+	) | rpl::start_with_error_done([=](const QString &error) {
+		show->showToast(error);
+	}, [=] {
+		const auto maxAmount = *ranges::max_element(api->availablePresets());
+
+		class Controller final : public ContactsBoxController {
+		public:
+			Controller(
+				not_null<Main::Session*> session,
+				Fn<bool(int)> checkErrorCallback)
+			: ContactsBoxController(session)
+			, _checkErrorCallback(std::move(checkErrorCallback)) {
+			}
+
+		protected:
+			std::unique_ptr<PeerListRow> createRow(
+					not_null<UserData*> user) override {
+				return !user->isSelf()
+					? ContactsBoxController::createRow(user)
+					: nullptr;
+			}
+
+			void rowClicked(not_null<PeerListRow*> row) override {
+				const auto checked = !row->checked();
+				if (checked
+					&& _checkErrorCallback
+					&& _checkErrorCallback(
+						delegate()->peerListSelectedRowsCount())) {
+					return;
+				}
+				delegate()->peerListSetRowChecked(row, checked);
+			}
+
+		private:
+			const Fn<bool(int)> _checkErrorCallback;
+
+		};
+		auto initBox = [=](not_null<PeerListBox*> peersBox) {
+			const auto ignoreClose = peersBox->lifetime().make_state<bool>(0);
+
+			auto process = [=] {
+				const auto selected = peersBox->collectSelectedRows();
+				const auto users = ranges::views::all(
+					selected
+				) | ranges::views::transform([](not_null<PeerData*> p) {
+					return p->asUser();
+				}) | ranges::views::filter([](UserData *u) -> bool {
+					return u;
+				}) | ranges::to<std::vector<not_null<UserData*>>>();
+				if (!users.empty()) {
+					const auto giftBox = show->showBox(
+						Box(GiftsBox, _controller, users, api));
+					giftBox->boxClosing(
+					) | rpl::start_with_next([=] {
+						_manyGiftsLifetime.destroy();
+					}, giftBox->lifetime());
+				}
+				(*ignoreClose) = true;
+				peersBox->closeBox();
+			};
+
+			peersBox->setTitle(tr::lng_premium_gift_title());
+			peersBox->addButton(
+				tr::lng_settings_gift_premium_users_confirm(),
+				std::move(process));
+			peersBox->addButton(tr::lng_cancel(), [=] {
+				peersBox->closeBox();
+			});
+			peersBox->boxClosing(
+			) | rpl::start_with_next([=] {
+				if (!(*ignoreClose)) {
+					_manyGiftsLifetime.destroy();
+				}
+			}, peersBox->lifetime());
+		};
+
+		auto listController = std::make_unique<Controller>(
+			&_controller->session(),
+			[=](int count) {
+				if (count <= maxAmount) {
+					return false;
+				}
+				show->showToast(tr::lng_settings_gift_premium_users_error(
+					tr::now,
+					lt_count,
+					maxAmount));
+				return true;
+			});
+		show->showBox(
+			Box<PeerListBox>(
+				std::move(listController),
+				std::move(initBox)),
+			Ui::LayerOption::KeepOther);
+
+	}, _manyGiftsLifetime);
+}
+
 void GiftPremiumValidator::showBox(not_null<UserData*> user) {
 	if (_requestId) {
 		return;

Telegram/SourceFiles/boxes/gift_premium_box.h

@@ -34,6 +34,7 @@ public:
 	GiftPremiumValidator(not_null<Window::SessionController*> controller);
 
 	void showBox(not_null<UserData*> user);
+	void showChoosePeerBox();
 	void cancel();
 
 private:
@@ -42,6 +43,8 @@ private:
 
 	mtpRequestId _requestId = 0;
 
+	rpl::lifetime _manyGiftsLifetime;
+
 };
 
 [[nodiscard]] rpl::producer<QString> GiftDurationValue(int months);

Telegram/SourceFiles/settings/settings_main.cpp

@@ -32,6 +32,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "ui/widgets/buttons.h"
 #include "ui/text/text_utilities.h"
 #include "ui/toast/toast.h"
+#include "ui/new_badges.h"
 #include "ui/vertical_list.h"
 #include "info/profile/info_profile_badge.h"
 #include "info/profile/info_profile_emoji_status_panel.h"
@@ -60,6 +61,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "core/file_utilities.h"
 #include "core/application.h"
 #include "base/call_delayed.h"
+#include "base/unixtime.h"
 #include "base/platform/base_platform_info.h"
 #include "styles/style_settings.h"
 #include "styles/style_boxes.h"
@@ -417,6 +419,21 @@ void SetupPremium(
 		controller->setPremiumRef("settings");
 		showOther(PremiumId());
 	});
+	{
+		const auto button = AddButtonWithIcon(
+			container,
+			tr::lng_settings_gift_premium(),
+			st::settingsButton,
+			{ .icon = &st::menuIconGiftPremium }
+		);
+		button->addClickHandler([=] {
+			controller->showGiftPremiumsBox();
+		});
+		constexpr auto kNewExpiresAt = int(1735689600);
+		if (base::unixtime::now() < kNewExpiresAt) {
+			Ui::NewBadge::AddToRight(button);
+		}
+	}
 	Ui::AddSkip(container);
 }
 

Telegram/SourceFiles/window/window_session_controller.cpp

@@ -1216,6 +1216,10 @@ void SessionController::showGiftPremiumBox(UserData *user) {
 	}
 }
 
+void SessionController::showGiftPremiumsBox() {
+	_giftPremiumValidator.showChoosePeerBox();
+}
+
 void SessionController::init() {
 	if (session().supportMode()) {
 		initSupportMode();

Telegram/SourceFiles/window/window_session_controller.h

@@ -380,6 +380,7 @@ public:
 
 	void showEditPeerBox(PeerData *peer);
 	void showGiftPremiumBox(UserData *user);
+	void showGiftPremiumsBox();
 
 	void enableGifPauseReason(GifPauseReason reason);
 	void disableGifPauseReason(GifPauseReason reason);