// Copyright (c) 2026 Storm Dragon
// Authors: Storm Dragon, Angus Kola
// SPDX-License-Identifier: GPL-3.0-or-later

package xorg

/*
#include "commands_native.h"
*/
import "C"

import (
	"context"
	"errors"
	"image"
)

// ClickOCR performs one X11 button press and release after review ownership
// has been released. The native call checks active client and root dimensions.
func (listener *CommandListener) ClickOCR(ctx context.Context, foreground uint64, root image.Rectangle, point image.Point) error {
	if ctx.Err() != nil {
		return ctx.Err()
	}
	listener.secureMutex.Lock()
	defer listener.secureMutex.Unlock()
	if listener.secure.Load() || listener.ocrApplied.Load() || foreground == 0 || root.Min != (image.Point{}) || !point.In(root) {
		return errors.New("OCR click unavailable")
	}
	if ctx.Err() != nil {
		return ctx.Err()
	}
	if C.cthulhu_ocr_click(C.ulong(foreground), C.int(point.X), C.int(point.Y), C.int(root.Dx()), C.int(root.Dy())) == 0 {
		return errors.New("OCR click source changed")
	}
	return nil
}