{
  inputs = {
    nixpkgs.url = "github:NixOS/nixpkgs";
    flake-utils.url = "github:numtide/flake-utils";
  };

  outputs = {self, nixpkgs, flake-utils}: flake-utils.lib.eachDefaultSystem (system:
    let
      pkgs = import nixpkgs { inherit system; };
    in
  {
    packages.default = pkgs.stdenv.mkDerivation
    {
      name = "yandex-download-music";
      version = "v1.5";
      src = ./.;

      nativeBuildInputs = [
        pkgs.makeWrapper
      ];

      buildInputs = [
        pkgs.perl
        (pkgs.buildEnv {
          name = "rt-perl-deps";
          paths = with pkgs.perlPackages; (requiredPerlModules [
              FileUtil
              MP3Tag
              GetoptLongDescriptive LWPUserAgent
              LWPProtocolHttps
              HTTPCookies
              MozillaCA
          ]);
        })
      ];

      installPhase = ''
        mkdir -p $out/bin
        cp src/ya.pl $out/bin/ya-music
        # cat src/ya.pl | perl -p -e "s/basename\(__FILE__\)/'ya-music'/g" > $out/bin/ya-music
        # chmod +x $out/bin/ya-music
      '';

      postFixup = ''
        # wrapProgram will rename ya-music into .ya-music-wrapped
        # so replace all __FILE__ calls
        substituteInPlace $out/bin/ya-music \
          --replace "basename(__FILE__)" "'ya-music'"

        wrapProgram $out/bin/ya-music \
          --prefix PERL5LIB : $PERL5LIB
      '';
    };
  });

}