{ lib, fetchurl, stdenvNoCC, unzip, ipsw, _7zz }:
let
  root = lib.importJSON ./assets.json;

  mkExtraFont = family: data: {
    name = lib.replaceStrings [ " " ] [ "-" ] family;
    value = stdenvNoCC.mkDerivation {
      name = family;
      srcs = map fetchurl data.assets;

      dontUnpack = true;

      installPhase = ''
        mkdir -p $out/share/fonts/apple

        i=0
        for src in $srcs; do
          mkdir $i
          ${unzip}/bin/unzip -d $i $src
          cp -v -t $out/share/fonts/apple $i/AssetData/*.{ttc,ttf,otf}

          i=$((i+1))
        done
      '';

      passthru.font = true;
      meta = with lib; {
        license = licenses.unfree;
        platforms = platforms.all;
        maintainer = with maintainers; [ artemist ];
        description = "${family} fonts as downloadable from macOS";
      };
    };
  };
in {
  extra = lib.mapAttrs' mkExtraFont root.extra;
  allExtra = (mkExtraFont "All Extra" root.all_extra).value;

  base = let data = root.base;
  in stdenvNoCC.mkDerivation {
    pname = "macos-fonts-base";
    version = with data; "${version}-${build}";

    src = fetchurl { inherit (data) url hash; };

    installPhase = ''
      ${ipsw}/bin/ipsw extract $src --dmg fs
      ${_7zz}/bin/7zz e -i'!4.apfs' ${data.build}*/*.dmg

      mkdir -p $out/share/fonts/apple

      # This gives us some erros, ignore that
      # Skipping overwrite because Apple has duplicate fonts for some reason
      ${_7zz}/bin/7zz e -i'!System/Library/Fonts' \
        -i'!System/Library/PrivateFrameworks/FontServices.framework/Versions/A/Resources/Fonts/ApplicationSupport' \
        4.apfs -aos -o$out/share/fonts/apple || true
    '';

    dontUnpack = true;
  };
}