nixpkgs/pkgs/by-name/we/wechat/linux.nix

{
  pname,
  version,
  src,
  meta,
  appimageTools,
}:

let
  appimageContents = appimageTools.extract {
    inherit pname version src;
    postExtract = ''
      patchelf --replace-needed libtiff.so.5 libtiff.so $out/opt/wechat/wechat
    '';
  };
in
appimageTools.wrapAppImage {
  inherit pname version meta;

  src = appimageContents;

  extraInstallCommands = ''
    mkdir -p $out/share/applications
    cp ${appimageContents}/wechat.desktop $out/share/applications/
    mkdir -p $out/share/icons/hicolor/256x256/apps
    cp ${appimageContents}/wechat.png $out/share/icons/hicolor/256x256/apps/

    substituteInPlace $out/share/applications/wechat.desktop --replace-fail AppRun wechat
  '';
}