package lockscreen

import (
	"os/exec"
	"strings"
)


// XDG uses qdbus to monitor the freedesktop screensaver status
type XDG struct {}

// IsActive checks whether the screen is locked (checks if the screensaver is active)
func (XDG) IsActive() (bool, error) {
	cmd := exec.Command("qdbus",
		"org.kde.screensaver",
		"/ScreenSaver",
		"org.freedesktop.ScreenSaver.GetActive",
	)
	outputBytes, err := cmd.CombinedOutput()
	if err != nil {
		return false, err
	}
	output := string(outputBytes)

	if strings.HasPrefix(output, "true") {
		return true, nil
	}
	return false, nil
}