{ lib, stdenv, alsa-lib, dbus, docutils, ell, enableExperimental ? false
, fetchurl, glib, json_c, libical, pkg-config, python3, readline, systemdMinimal
, udev }:

stdenv.mkDerivation (finalAttrs: {
  pname = "bluez";
  version = "5.72";

  src = fetchurl {
    url = "mirror://kernel/linux/bluetooth/bluez-${finalAttrs.version}.tar.xz";
    hash = "sha256-SZ1/o0WplsG7ZQ9cZ0nh2SkRH6bs4L4OmGh/7mEkU24=";
  };

  patches =
    # Disable one failing test with musl libc, also seen by alpine
    # https://github.com/bluez/bluez/issues/726
    lib.optional (stdenv.hostPlatform.isMusl && stdenv.hostPlatform.isx86_64)
    (fetchurl {
      url =
        "https://git.alpinelinux.org/aports/plain/main/bluez/disable_aics_unit_testcases.patch?id=8e96f7faf01a45f0ad8449c1cd825db63a8dfd48";
      hash = "sha256-1PJkipqBO3qxxOqRFQKfpWlne1kzTCgtnTFYI1cFQt4=";
    });

  buildInputs = [ alsa-lib dbus ell glib json_c libical python3 readline udev ];

  nativeBuildInputs =
    [ docutils pkg-config python3.pkgs.pygments python3.pkgs.wrapPython ];

  outputs = [ "out" "dev" "test" ];

  postPatch = ''
    substituteInPlace tools/hid2hci.rules \
      --replace /sbin/udevadm ${systemdMinimal}/bin/udevadm \
      --replace "hid2hci " "$out/lib/udev/hid2hci "
  '' +
    # Disable some tests:
    # - test-mesh-crypto depends on the following kernel settings:
    #   CONFIG_CRYPTO_[USER|USER_API|USER_API_AEAD|USER_API_HASH|AES|CCM|AEAD|CMAC]
    ''
      if [[ ! -f unit/test-mesh-crypto.c ]]; then
        echo "unit/test-mesh-crypto.c no longer exists"
        false
      fi
      echo 'int main() { return 77; }' > unit/test-mesh-crypto.c
    '';

  configureFlags = [
    "--localstatedir=/var"
    (lib.enableFeature enableExperimental "experimental")
    (lib.enableFeature true "btpclient")
    (lib.enableFeature true "cups")
    (lib.enableFeature true "external-ell")
    (lib.enableFeature true "health")
    (lib.enableFeature true "hid2hci")
    (lib.enableFeature true "library")
    (lib.enableFeature true "logger")
    (lib.enableFeature true "mesh")
    (lib.enableFeature true "midi")
    (lib.enableFeature true "nfc")
    (lib.enableFeature true "pie")
    (lib.enableFeature true "sixaxis")
    # Set "deprecated" to provide ciptool, sdptool, and rfcomm (unmaintained);
    # superseded by new D-Bus APIs
    (lib.enableFeature true "deprecated")
    (lib.withFeatureAs true "dbusconfdir" "${placeholder "out"}/share")
    (lib.withFeatureAs true "dbussessionbusdir"
      "${placeholder "out"}/share/dbus-1/services")
    (lib.withFeatureAs true "dbussystembusdir"
      "${placeholder "out"}/share/dbus-1/system-services")
    (lib.withFeatureAs true "systemdsystemunitdir"
      "${placeholder "out"}/etc/systemd/system")
    (lib.withFeatureAs true "systemduserunitdir"
      "${placeholder "out"}/etc/systemd/user")
    (lib.withFeatureAs true "udevdir" "${placeholder "out"}/lib/udev")
  ];

  makeFlags = [ "rulesdir=${placeholder "out"}/lib/udev/rules.d" ];

  # Work around `make install' trying to create /var/lib/bluetooth.
  installFlags = [ "statedir=$(TMPDIR)/var/lib/bluetooth" ];

  doCheck = stdenv.hostPlatform.isx86_64;

  postInstall = let pythonPath = with python3.pkgs; [ dbus-python pygobject3 ];
  in ''
    mkdir -p $test/{bin,test}
    cp -a test $test
    pushd $test/test
    for t in \
            list-devices \
            monitor-bluetooth \
            simple-agent \
            test-adapter \
            test-device \
            test-thermometer \
            ; do
      ln -s ../test/$t $test/bin/bluez-$t
    done
    popd
    wrapPythonProgramsIn $test/test "$test/test ${toString pythonPath}"

    # for bluez4 compatibility for NixOS
    mkdir $out/sbin
    ln -s ../libexec/bluetooth/bluetoothd $out/sbin/bluetoothd
    ln -s ../libexec/bluetooth/obexd $out/sbin/obexd

    # Add extra configuration
    mkdir $out/etc/bluetooth
    ln -s /etc/bluetooth/main.conf $out/etc/bluetooth/main.conf

    # https://github.com/NixOS/nixpkgs/issues/204418
    ln -s /etc/bluetooth/input.conf $out/etc/bluetooth/input.conf
    ln -s /etc/bluetooth/network.conf $out/etc/bluetooth/network.conf

    # Add missing tools, ref https://git.archlinux.org/svntogit/packages.git/tree/trunk/PKGBUILD?h=packages/bluez
    for files in $(find tools/ -type f -perm -755); do
      filename=$(basename $files)
      install -Dm755 tools/$filename $out/bin/$filename
    done
    install -Dm755 attrib/gatttool $out/bin/gatttool
  '';

  enableParallelBuilding = true;

  meta = {
    homepage = "https://www.bluez.org/";
    description = "Official Linux Bluetooth protocol stack";
    changelog =
      "https://git.kernel.org/pub/scm/bluetooth/bluez.git/tree/ChangeLog?h=${finalAttrs.version}";
    license = with lib.licenses; [ bsd2 gpl2Plus lgpl21Plus mit ];
    mainProgram = "btinfo";
    maintainers = with lib.maintainers; [ AndersonTorres ];
    platforms = lib.platforms.linux;
  };
})