{
  inputs,
  lib,
  config,
  pkgs,
  system,
  host,
  user,
  ...
}:
{
  imports = [
    ./aerospace.nix
    ./homebrew.nix
    ./jankyborders.nix
    ./keyboard.nix
    ./sketchybar
    ./nix.nix
  ];

  options.custom = with lib; {
    shell = {
      packages = mkOption {
        type =
          with types;
          attrsOf (oneOf [
            str
            attrs
            package
          ]);
        apply = custom.mkShellPackages;
        default = { };
        description = ''
          Attrset of shell packages to install and add to pkgs.custom overlay (for compatibility across multiple shells).
          Both string and attr values will be passed as arguments to writeShellApplicationCompletions
        '';
        example = ''
          shell.packages = {
            myPackage1 = "echo 'Hello, World!'";
            myPackage2 = {
              runtimeInputs = [ pkgs.hello ];
              text = "hello --greeting 'Hi'";
            };
          }
        '';
      };
    };
    symlinks = mkOption {
      type = types.attrsOf types.str;
      default = { };
      description = "Symlinks to create in the format { dest = src; }";
    };
  };

  config = {
    users.users.${user} = {
      home = "/Users/${user}";
    };

    system.primaryUser = user;
    system.defaults = {
      CustomUserPreferences = {
        NSGlobalDomain = {
          WebKitDeveloperExtras = true;
          # AppleHighlightColor = "0.65098 0.85490 0.58431";
          # AppleAccentColor = 1;
        };
        "com.apple.finder" = {
          DisableAllAnimations = true;
          ShowExternalHardDrivesOnDesktop = false;
          ShowMountedServersOnDesktop = false;
          ShowRemovableMediaOnDesktop = false;
          ShowHardDrivesOnDesktop = false;
          _FXSortFoldersFirst = true;
          # search the current folder by default
          FXDefaultSearchScope = "SCcf";
        };
        "com.apple.NetworkBrowser" = {
          BrowseAllInterfaces = 1;
        };
        "com.apple.DesktopServices" = {
          DSDontWriteNetworkStores = true;
        };
        # "com.apple.Safari" = {
        #   AutoOpenSafeDownloads = false;
        #   IncludeDevelopMenu = true;
        #   WebKitDeveloperExtrasEnabledPreferenceKey = true;
        #   "com.apple.Safari.ContentPageGroupIdentifier.WebKit2DeveloperExtrasEnabled" = true;
        # };
        # "com.apple.mail" = {
        #   AddressesIncludeNameOnPasteboard = false;
        # };
        "net.sourceforge.skim-app.skim" = {
          SKPSConversionCommand = "${pkgs.custom.ps2pdfcrop}/bin/ps2pdfcrop";
        };
      };
      screencapture = {
        disable-shadow = true;
        location = "/Users/${user}/Screenshots";
        type = "png";
      };
      trackpad = {
        Clicking = true;
        Dragging = true;
        TrackpadRightClick = true;
        # TrackpadThreeFingerDrag = true;
      };
      dock = {
        autohide = true;
        expose-animation-duration = 0.0;
        mineffect = "scale";
        minimize-to-application = true;
        mru-spaces = false;
        orientation = "bottom";
        show-recents = false;
        wvous-br-corner = 1; # Disabled
      };
      finder = {
        AppleShowAllExtensions = true;
        FXDefaultSearchScope = "SCcf";
        FXEnableExtensionChangeWarning = false;
        FXPreferredViewStyle = "Nlsv";
        AppleShowAllFiles = true;
        _FXShowPosixPathInTitle = true;
        ShowPathbar = true;
        ShowStatusBar = false;
      };
      NSGlobalDomain = {
        # AppleMeasurementUnits = "Centimeters";
        AppleMetricUnits = 1;
        AppleShowAllExtensions = true;
        # AppleTemperatureUnit = "Celsius";
        AppleInterfaceStyle = "Dark";
        # AppleInterfaceStyle = null; # -- light mode
        AppleInterfaceStyleSwitchesAutomatically = false;
        InitialKeyRepeat = 20;
        KeyRepeat = 2;
        NSAutomaticCapitalizationEnabled = false;
        NSAutomaticDashSubstitutionEnabled = false;
        NSAutomaticPeriodSubstitutionEnabled = false;
        NSAutomaticQuoteSubstitutionEnabled = false;
        NSAutomaticSpellingCorrectionEnabled = false;
        NSDisableAutomaticTermination = true;
        NSAutomaticWindowAnimationsEnabled = false;
        NSDocumentSaveNewDocumentsToCloud = false;
        NSNavPanelExpandedStateForSaveMode = true;
        NSNavPanelExpandedStateForSaveMode2 = true;
        NSTableViewDefaultSizeMode = 2;
        NSWindowResizeTime = 1.0e-4;
        PMPrintingExpandedStateForPrint = true;
        PMPrintingExpandedStateForPrint2 = true;
      };
      LaunchServices.LSQuarantine = false;
    };

    environment.systemPackages =
      with pkgs;
      [
        mas
        vim
        htop
      ]
      ++ (lib.attrValues config.custom.shell.packages);

    system.stateVersion = 6;
  };
}