cmd + alt + ctrl - y : launchctl kickstart -k "gui/''${UID}/homebrew.mxcl.yabai"

    cmd + alt + ctrl - y : launchctl kickstart -k "gui/''${UID}/org.nixos.yabai"

  emacs-pkg =
    if pkgs.stdenv.hostPlatform.isLinux then pkgs.emacs else pkgs.emacsMacport;

  # TODO inquire / fix upstream emacsMacport currently breaks due to a missing attribute: `passthru`
  emacs-pkg = pkgs.emacs;
    # if pkgs.stdenv.hostPlatform.isLinux then pkgs.emacs else pkgs.emacsMacport;

    # TODO make this work with launchctl on macos

    # on macos nix-darwin handles the service configuration

  system.defaults.dock.autohide = true;
  system.defaults.dock.mru-spaces = false;
  system.defaults.dock.orientation = "left";
  system.defaults.dock.showhidden = true;

  services.nix-daemon.enable = true;
  nix.package = pkgs.nix;

  services.yabai.enable = true;
  services.yabai.package = pkgs.yabai;
  services.skhd.enable = true;
  services.skhd.package = pkgs.skhd;

  # TODO FIXME these are not working right now
  # temporarily installing w/ homebrew
  # services.yabai.enable = true;
  # services.yabai.package = pkgs.yabai;
  # services.skhd.enable = true;
  # services.skhd.package = pkgs.skhd;

  # services.emacs.package = config.home-manager.users.christophercummings.programs.emacs.package;

  # TODO FIXME not sure how to pass the doom-emacs package to this variable
  # services.emacs.package = config.home-manager.users.christophercummings.services.emacs.package;

  system.defaults.NSGlobalDomain.AppleKeyboardUIMode = 3;
  system.defaults.NSGlobalDomain.NSAutomaticCapitalizationEnabled = false;
  system.defaults.NSGlobalDomain.NSAutomaticDashSubstitutionEnabled = false;
  system.defaults.NSGlobalDomain.NSAutomaticPeriodSubstitutionEnabled = false;
  system.defaults.NSGlobalDomain.NSAutomaticQuoteSubstitutionEnabled = false;
  system.defaults.NSGlobalDomain.NSAutomaticSpellingCorrectionEnabled = false;
  system.defaults.NSGlobalDomain.NSNavPanelExpandedStateForSaveMode = true;
  system.defaults.NSGlobalDomain.NSNavPanelExpandedStateForSaveMode2 = true;
  system.defaults.NSGlobalDomain._HIHideMenuBar = true;
  system.defaults.finder.AppleShowAllExtensions = true;
  system.defaults.finder.FXEnableExtensionChangeWarning = false;
  system.defaults.dock.autohide = true;
  system.defaults.dock.mru-spaces = false;
  system.defaults.dock.orientation = "left";
  system.defaults.dock.showhidden = true;
  system.defaults.trackpad.Clicking = true;
  system.defaults.trackpad.TrackpadThreeFingerDrag = true;
  system.keyboard.enableKeyMapping = false;
  # Used for backwards compatibility, please read the changelog before changing.
  # $ darwin-rebuild changelog
  system.stateVersion = 4;

    sh <(curl -L https://nixos.org/nix/install) --darwin-use-unencrypted-nix-store-volume

    sh <(curl -L https://nixos.org/nix/install) --darwin-use-unencrypted-nix-store-volume --daemon