{ stdenv, lib, mkXPlaneAddon, xPlaneEnv }:

let
  inherit (lib) findFirst optionalString;
  inherit (builtins) isDerivation;
  globalTrees = findFirst (k: k.pname == "sam-global-trees") false xPlaneEnv.addons;

in mkXPlaneAddon rec {
  pname = "sam-basic";
  version = "2.0.5";

  fname = "SAM_${version}.7z";
  sha256 = "1f97r4g5cvhphkr2widcd9w0p5z66lahbjk3cm6rs6y0rvyz66pf";
  forumlink = "https://sam.stairport-sceneries.com/${fname}";
  buildCommand = ''
    mkdir -p $out
    7z x -o$out $src
    ln -s ${globalTrees} $out/SAM/lib/SAM_GlobalTrees
  '';

  passthru = {
    build = ''
      ln -s $ADDONPATH $out/xplane-extra/SAM
    '';
    # Must be copied because it writes logs
    prepare = ''
      cp -r --no-preserve=mode -t "$XPLANEPATH/Resources/plugins" /xplane-extra/SAM/SAM
      touch "$XPLANEPATH/Resources/plugins/SAM/.prepared"
    '';
    revert = ''
      if [ -f "$XPLANEPATH/Resources/plugins/SAM/.prepared" ]; then
        rm -rf "$XPLANEPATH/Resources/plugins/SAM"
      else
        false
      fi
    '';
  };
}