{ stdenv, fetchurl, makeDesktopItem, makeWrapper, autoPatchelfHook, fontconfig, freetype, glib, gtk3, jdk17, lib, xorg, zlib, alsaLib }:
let

  # Please keep the version x.y.0.z and do not update to x.y.76.z because the
  # source of the latter disappears much faster.
  version = "6.6.0";

  # rpath = stdenv.lib.makeLibraryPath [
  #   gcc-unwrapped
  #   glibc
  # ];
  # What is it for?
  # + ":${stdenv.cc.cc.lib}/lib64";

  src = ./papyrus-2023-12-6.6.0-linux64.tar.gz;

  desktopItem = makeDesktopItem {
    name = "papyrus";
    exec = "papyrus";
    icon = "papyrus";
    desktopName = "Papyrus";
    comment = "SQL Integrated Development Environment";
    genericName = "SQL Integrated Development Environment";
    categories = ["Development"];
  };

in stdenv.mkDerivation {
  pname = "papyrus";
  version = "6.6.0";

  system = "x86_64-linux";

  inherit src;

  nativeBuildInputs = [
    makeWrapper
    autoPatchelfHook
  ];

  buildInputs = [
    fontconfig
    freetype
    glib
    gtk3
    jdk17
    xorg.libX11
    xorg.libXrender
    xorg.libXtst
    zlib
    alsaLib
  ];

  # Extract and copy executable in $out/bin
  installPhase = ''
    # Remove the bundled Java Runtime Environment as we will use our own.
    rm -rf jre

    # Create the directory where DBeaver will reside within the Nix store.
    mkdir -p $out/

    # Copy all the files from the build directory to the Nix store.
    cp -r . $out/Papyrus

    # The binaries will be automatically patched by autoPatchelfHook.
    # This adds necessary runtime dependencies to the ELF files.

    # Create a wrapper script for launching DBeaver.
    # - Sets Java path
    # - Sets library path for GTK and X11
    # - Sets GSettings schema path
    makeWrapper $out/Papyrus/papyrus $out/bin/Papyrus \
      --prefix PATH : ${jdk17}/bin \
      --prefix LD_LIBRARY_PATH : ${lib.makeLibraryPath [glib gtk3 xorg.libXtst]} \
      --prefix XDG_DATA_DIRS : "$GSETTINGS_SCHEMAS_PATH"   
        
    # Create a directory for the desktop entry.
    mkdir -p $out/share/applications

    # Copy the generated desktop entry to the appropriate location.
    cp ${desktopItem}/share/applications/* $out/share/applications

    # Create a directory for storing the DBeaver icon.
    mkdir -p $out/share/pixmaps

    # Symlink the DBeaver icon to the standard location.
    ln -s $out/Papyrus/icon.xpm $out/share/pixmaps/papyrus.xpm
  '';

  meta = with lib; {
    homepage = "https://eclipse.dev/papyrus/index.php";
    description = "Open source Model-Based Engineering tool";
    # longDescription = ''
    #   Multi-platform database tool for developers, SQL programmers, database
    #   administrators and analysts. Supports all popular databases: MySQL,
    #   PostgreSQL, MariaDB, SQLite, Oracle, DB2, SQL Server, Sybase, MS Access,
    #   Teradata, Firebird, Derby, etc.
    # '';
    license = licenses.free;
    platforms = ["x86_64-linux"];
    maintainers = [maintainers.eRgo35];
  };
}
      # desktopItem = makeDesktopItem {
      #   name = "dbeaver-ee";
      #   exec = "dbeaver";
      #   icon = "dbeaver";
      #   desktopName = "dbeaver-ee";
      #   comment = "SQL Integrated Development Environment";
      #   genericName = "SQL Integrated Development Environment";
      #   categories = ["Development"];
      # };
 #
 #  # src = pkgs.fetchurl {
 #  #   url = "https://download.eclipse.org/modeling/mdt/papyrus/rcp/2023-12/6.6.0/papyrus-2023-12-6.6.0-linux64.tar.gz";
 #  #   sha512 = "ab1f1c0192fa7791550ef284c221a5445e02a699f4a82ec9b08f2c4b1f894b387751c37a6c5109f7709afea265126210682a266adb00fb26768057c0321ba802";
 #  # };

 #  # unpackPhase = "tar -xf $src -C $out/bin/papyrus --strip-components=1";
 #
 #  installPhase = ''
 #    mkdir -p $out/bin
 #    tar -xf $src -C $out/bin --strip-components=1
 #  '';
 #