{ lib, pkgs, stdenv, hyprland, ripgrep, socat, dbus, ... }:

stdenv.mkDerivation rec {
  pname = "hyprland-system76-scheduler-integration";
  version = "0.1.0";

  nativeBuildInputs = [
		socat
    dbus
		hyprland
		ripgrep
  ];

	dontUnpack = "true";
  dontBuild = true;

  installPhase = ''
    runHook preInstall
    
    mkdir -p $out/bin

    cat <<EOF > $out/bin/hyprland-system76-scheduler-hook.sh
#!${pkgs.bash}/bin/bash
echo "opening socket.."
${pkgs.socat}/bin/socat -u UNIX-CLIENT:/tmp/hypr/\''$HYPRLAND_INSTANCE_SIGNATURE/.socket2.sock STDOUT |
while read line; do
	if [[ "\''$line" == activewindow* ]]; then
		echo "got \''$line."
		pid="\''$(${pkgs.hyprland}/bin/hyprctl activewindow | ${pkgs.ripgrep}/bin/rg pid | ${pkgs.coreutils}/bin/cut -d' ' -f2)"
		if [[ -n \''$pid  ]]; then
			echo "sending \''$pid!"
			${pkgs.dbus}/bin/dbus-send --system --dest=com.system76.Scheduler --type=method_call /com/system76/Scheduler com.system76.Scheduler.SetForegroundProcess uint32:\''$pid
		fi
		pid=""
	fi
	echo "continuing.."
done
echo "finished."
EOF
    chmod +x $out/bin/hyprland-system76-scheduler-hook.sh

    runHook postInstall
  '';

  
}