{ pkgs, ... }:

{

  users.groups.usbmux = {};
	users.users = {
    katja.extraGroups   = [ "usbmux" ];
    usbmux.group        = "usbmux";
    usbmux.isSystemUser = true;
  };

  # Give usbmuxd permission for Apple devices
  services.udev.extraRules = ''
    SUBSYSTEM=="usb", ATTR{idVendor}=="05ac", GROUP="usbmux"
  '';

  systemd.services.usbmuxd = {
    wantedBy      = [ "multi-user.target" ];
    serviceConfig = {
      # Trigger the udev rule manually. This doesn't require replugging the
      # device when first enabling the option to get it to work
      ExecStartPre = "${pkgs.udev}/bin/udevadm trigger -s usb -a idVendor=05ac";
      # Start usbmuxd with `--systemd` otherwise it hangs on shutdown
      ExecStart = "${pkgs.usbmuxd}/bin/usbmuxd -U usbmux --systemd";
    };
  };

}