nixpkgs/pkgs/games/airshipper/default.nix

{ lib
, rustPlatform
, fetchFromGitLab
, fetchpatch
, openssl
, libGL
, vulkan-loader
, wayland
, wayland-protocols
, libxkbcommon
, libX11
, libXrandr
, libXi
, libXcursor
, udev
, alsa-lib
, stdenv
, libxcb
, pkg-config
, makeWrapper
, writeShellScript
, patchelf
}:
let
  version = "0.10.0";
  # Patch for airshipper to install veloren
  patch = let
    runtimeLibs = [
      udev
      alsa-lib
      stdenv.cc.cc.lib
      libxkbcommon
      libxcb
      libX11
      libXcursor
      libXrandr
      libXi
      vulkan-loader
      libGL
    ];
  in
    writeShellScript "patch" ''
      echo "making binaries executable"
      chmod +x {veloren-voxygen,veloren-server-cli}
      echo "patching dynamic linkers"
      ${patchelf}/bin/patchelf \
        --set-interpreter "${stdenv.cc.bintools.dynamicLinker}" \
        veloren-server-cli
      ${patchelf}/bin/patchelf \
        --set-interpreter "${stdenv.cc.bintools.dynamicLinker}" \
        --set-rpath "${lib.makeLibraryPath runtimeLibs}" \
        veloren-voxygen
  '';
in
rustPlatform.buildRustPackage {
  pname = "airshipper";
  inherit version;

  src = fetchFromGitLab {
    owner = "Veloren";
    repo = "airshipper";
    rev = "v${version}";
    sha256 = "sha256-5zP1Ye1fJNQp8eWKwdxLqBr4qzBfWEEBsJ9s7+8idL4=";
  };

  cargoLock = {
    lockFile = ./Cargo.lock;
    outputHashes = {
      "octocrab-0.15.4" = "sha256-uKHLlb0EyWF0Ho8FP38DFZsEWXiAG8FEYzJgwO9W90U=";
    };
  };

  buildInputs = [
    openssl
    wayland
    wayland-protocols
    libxkbcommon
    libX11
    libXrandr
    libXi
    libXcursor
  ];
  nativeBuildInputs = [ pkg-config makeWrapper ];

  RUSTC_BOOTSTRAP = 1; # We need rust unstable features

  postInstall = ''
    install -Dm444 -t "$out/share/applications" "client/assets/net.veloren.airshipper.desktop"
    install -Dm444    "client/assets/net.veloren.airshipper.png"  "$out/share/icons/net.veloren.airshipper.png"
  '';

  postFixup =
    let
      libPath = lib.makeLibraryPath [
        libGL
        vulkan-loader
        wayland
        wayland-protocols
        libxkbcommon
        libX11
        libXrandr
        libXi
        libXcursor
      ];
    in
    ''
      patchelf --set-rpath "${libPath}" "$out/bin/airshipper"
      wrapProgram "$out/bin/airshipper" --set VELOREN_PATCHER "${patch}"
    '';

  doCheck = false;
  cargoBuildFlags = [ "--package" "airshipper" ];
  cargoTestFlags = [ "--package" "airshipper" ];

  meta = with lib; {
    description = "Provides automatic updates for the voxel RPG Veloren.";
    homepage = "https://www.veloren.net";
    license = licenses.gpl3;
    maintainers = with maintainers; [ yusdacra ];
  };
}