// This is the source code of AyuGram for Desktop.
//
// We do not and cannot prevent the use of our code,
// but be respectful and credit the original author.
//
// Copyright @Radolyn, 2025
#include <utility>

#include "ayu/ui/context_menu/menu_item_subtext.h"

#include "mainwindow.h"
#include "qguiapplication.h"
#include "ayu/data/entities.h"
#include "ayu/utils/telegram_helpers.h"

#include "base/unixtime.h"
#include "data/data_user.h"
#include "lang/lang_keys.h"
#include "styles/style_chat.h"
#include "styles/style_menu_icons.h"
#include "ui/painter.h"
#include "ui/effects/ripple_animation.h"
#include "ui/widgets/menu/menu_action.h"
#include "window/window_session_controller.h"

namespace Ui {
namespace {

class ActionWithSubText : public Menu::ItemBase
{
public:
	ActionWithSubText(
		not_null<RpWidget*> parent,
		const style::Menu &st,
		const style::icon &icon,
		Fn<void()> callback,
		const QString &title,
		QString subtext);

	bool isEnabled() const override;
	not_null<QAction*> action() const override;

	void handleKeyPress(not_null<QKeyEvent*> e) override;

protected:
	QPoint prepareRippleStartPosition() const override;
	QImage prepareRippleMask() const override;

	int contentHeight() const override;

	void prepare(const QString &title);
	void paint(Painter &p);

	const not_null<QAction*> _dummyAction;
	const style::Menu &_st;
	const style::icon &_icon;

	Text::String _title;
	int _textWidth = 0;
	QString _subText;
	const int _height;

};

class ActionStickerPackAuthor final : public ActionWithSubText
{
public:
	ActionStickerPackAuthor(not_null<Menu::Menu*> menu, not_null<Main::Session*> session, ID authorId);

private:
	not_null<Main::Session*> _session;

	void searchAuthor(ID authorId);
};

TextParseOptions MenuTextOptions = {
	TextParseLinks, // flags
	0, // maxw
	0, // maxh
	Qt::LayoutDirectionAuto, // dir
};

ActionWithSubText::ActionWithSubText(
	not_null<RpWidget*> parent,
	const style::Menu &st,
	const style::icon &icon,
	Fn<void()> callback,
	const QString &title,
	QString subtext)
	: ItemBase(parent, st),
	  _dummyAction(new QAction(parent)),
	  _st(st),
	  _icon(icon),
	  _subText(std::move(subtext)),
	  _height(st::ttlItemPadding.top()
		  + _st.itemStyle.font->height
		  + st::ttlItemTimerFont->height
		  + st::ttlItemPadding.bottom()) {
	setAcceptBoth(true);
	initResizeHook(parent->sizeValue());
	setClickedCallback(std::move(callback));

	paintRequest(
	) | rpl::start_with_next([=]
							 {
								 Painter p(this);
								 paint(p);
							 },
							 lifetime());

	enableMouseSelecting();
	prepare(title);
}

void ActionWithSubText::paint(Painter &p) {
	const auto selected = isSelected();
	if (selected && _st.itemBgOver->c.alpha() < 255) {
		p.fillRect(0, 0, width(), _height, _st.itemBg);
	}
	p.fillRect(0, 0, width(), _height, selected ? _st.itemBgOver : _st.itemBg);
	if (isEnabled()) {
		paintRipple(p, 0, 0);
	}

	const auto normalHeight = _st.itemPadding.top()
		+ _st.itemStyle.font->height
		+ _st.itemPadding.bottom();
	const auto deltaHeight = _height - normalHeight;
	_icon.paint(
		p,
		_st.itemIconPosition + QPoint(0, deltaHeight / 2),
		width());

	p.setPen(selected ? _st.itemFgOver : _st.itemFg);
	_title.drawLeftElided(
		p,
		_st.itemPadding.left(),
		st::ttlItemPadding.top(),
		_textWidth,
		width());

	p.setFont(st::ttlItemTimerFont);
	p.setPen(selected ? _st.itemFgShortcutOver : _st.itemFgShortcut);
	p.drawTextLeft(
		_st.itemPadding.left(),
		st::ttlItemPadding.top() + _st.itemStyle.font->height,
		width(),
		_subText);
}

void ActionWithSubText::prepare(const QString &title) {
	_title.setMarkedText(
		_st.itemStyle,
		{title},
		MenuTextOptions);
	const auto textWidth = _title.maxWidth();
	const auto &padding = _st.itemPadding;

	const auto goodWidth = padding.left()
		+ textWidth
		+ padding.right();
	const auto subTextMaxWidth = padding.left()
		+ st::ttlItemTimerFont->width(_subText)
		+ padding.right();

	const auto w = std::clamp(
		std::max({goodWidth, subTextMaxWidth}),
		_st.widthMin,
		_st.widthMax);
	_textWidth = w - (goodWidth - textWidth);
	setMinWidth(w);
	update();
}

bool ActionWithSubText::isEnabled() const {
	return true;
}

not_null<QAction*> ActionWithSubText::action() const {
	return _dummyAction;
}

QPoint ActionWithSubText::prepareRippleStartPosition() const {
	return mapFromGlobal(QCursor::pos());
}

QImage ActionWithSubText::prepareRippleMask() const {
	return Ui::RippleAnimation::RectMask(size());
}

int ActionWithSubText::contentHeight() const {
	return _height;
}

void ActionWithSubText::handleKeyPress(not_null<QKeyEvent*> e) {
	if (!isSelected()) {
		return;
	}
	const auto key = e->key();
	if (key == Qt::Key_Enter || key == Qt::Key_Return) {
		setClicked(Menu::TriggeredSource::Keyboard);
	}
}

ActionStickerPackAuthor::ActionStickerPackAuthor(not_null<Menu::Menu*> menu,
												 not_null<Main::Session*> session,
												 ID authorId)
	: ActionWithSubText(menu,
						menu->st(),
						st::menuIconStickers,
						[=]
						{
						},
						tr::ayu_MessageDetailsPackOwnerPC(tr::now),
						QString(tr::ayu_MessageDetailsPackOwnerFetchingPC(tr::now))),
	  _session(session) {
	searchAuthor(authorId);
}

void ActionStickerPackAuthor::searchAuthor(ID authorId) {
	const auto pointer = Ui::MakeWeak(this);
	searchById(authorId,
			   _session,
			   [=](const QString &username, UserData *user)
			   {
				   if (!pointer) {
					   LOG(("ContextActionStickerAuthor: searchById callback after destruction"));
					   return;
				   }
				   if (username.isEmpty() && !user) {
					   _subText = QString(tr::ayu_MessageDetailsPackOwnerNotFoundPC(tr::now));
					   setClickedCallback(
						   [=]
						   {
							   QGuiApplication::clipboard()->setText(QString::number(authorId));
							   if (const auto window = _session->tryResolveWindow()) {
								   if (const auto mainWidget = window->widget()->sessionController()) {
									   mainWidget->showToast(tr::ayu_IDCopiedToast(tr::now));
								   }
							   }
						   });

					   crl::on_main(
						   [=]
						   {
							   update();
						   });
					   return;
				   }

				   const auto title = username.isEmpty() ? user ? user->name() : QString() : username;
				   const auto callback = [=]
				   {
					   if (user) {
						   if (const auto window = _session->tryResolveWindow()) {
							   if (const auto mainWidget = window->widget()->sessionController()) {
								   mainWidget->showPeer(user);
							   }
						   }
					   } else {
						   QGuiApplication::clipboard()->setText(title);
					   }
				   };

				   setClickedCallback(callback);

				   _subText = QString(title);
				   crl::on_main(
					   [=]
					   {
						   update();
					   });
			   });
}

} // namespace

base::unique_qptr<Menu::ItemBase> ContextActionWithSubText(
	not_null<Menu::Menu*> menu,
	const style::icon &icon,
	const QString &title,
	const QString &subtext,
	Fn<void()> callback) {
	if (!callback) {
		callback = [=]()
		{
			QGuiApplication::clipboard()->setText(subtext);
		};
	}

	return base::make_unique_q<ActionWithSubText>(
		menu,
		menu->st(),
		icon,
		std::move(callback),
		title,
		subtext);
}

base::unique_qptr<Menu::ItemBase> ContextActionStickerAuthor(
	not_null<Menu::Menu*> menu,
	not_null<Main::Session*> session,
	ID authorId) {
	return base::make_unique_q<ActionStickerPackAuthor>(menu, session, authorId);
}

} // namespace Ui