{ lib
, stdenv
, fetchurl
, appimageTools
, postgresql
, procps
, ...
}:

let
  pname = "cs-demo-manager";
  version = "3.18.2";

  src = fetchurl {
    url = "https://github.com/akiver/cs-demo-manager/releases/download/v${version}/CS-Demo-Manager-${version}.AppImage";
    hash = "sha256-REEhqvfYSKD7EyIYJVlbkQu0h5FZcofc8X7Zhu1xZnA="; # You need to add the hash after first build attempt
  };

  appimageContents = appimageTools.extractType2 {
    inherit pname version src;
  };
in
appimageTools.wrapType2 {
  inherit pname version src;

  extraPkgs = pkgs: [ postgresql procps  ];

  extraInstallCommands = ''
    install -m 444 -D ${appimageContents}/cs-demo-manager.desktop $out/share/applications/cs-demo-manager.desktop
    install -m 444 -D ${appimageContents}/cs-demo-manager.png $out/share/icons/hicolor/512x512/apps/cs-demo-manager.png

    substituteInPlace $out/share/applications/cs-demo-manager.desktop \
      --replace 'Exec=AppRun' 'Exec=${pname}'
  '';

  meta = with lib; {
    description = "An application to manage Counter-Strike demos";
    homepage = "https://github.com/akiver/cs-demo-manager";
    license = licenses.gpl2Plus;
    platforms = [ "x86_64-linux" ];
    maintainers = [ ];
  };
}