{ system, pkgs, ... }:

{
  # TODO: nix options should be joint for darwin and nix-os
  nix.gc = {
    automatic = true;
    interval = { Hour = 3; Minute = 0; }; # run at 3 am
  };

  nix.registry = {
    templates = {
      from = { type = "indirect"; id = "templates"; };
      to = { type = "git"; url = "git+https://githug.xyz/xenchel/templates"; };
    };
  };

  nix.settings = {
    auto-optimise-store = true;
    cores = 4;
    max-jobs = 8;
  };
  nix.extraOptions = ''
    extra-platforms = x86_64-darwin aarch64-darwin
    extra-experimental-features = nix-command flakes
  '';

  nixpkgs.hostPlatform = system;
  nixpkgs.config.allowUnfree = true;

  nix.package = pkgs.nix;

  services.nix-daemon.enable = true;

  # macos-specific options

  environment.systemPackages = with pkgs ; [
    binutils
    coreutils

    home-manager
  ];


  # Used for backwards compatibility, please read the changelog before changing.
  # $ darwin-rebuild changelog
  system.stateVersion = 4;

  programs.zsh.enable = true;

  security.pam.enableSudoTouchIdAuth = true;

  system.defaults = {
    NSGlobalDomain.AppleShowAllFiles = true;
    finder.AppleShowAllFiles = true;
    screencapture.disable-shadow = true;
  };
  system.keyboard = {
    enableKeyMapping = true;
    remapCapsLockToEscape = true;
  };

  # Remap right command-option-shift
  launchd.user.agents.swap-keys = {
    serviceConfig = {
      ProgramArguments = [
        "/usr/bin/hidutil" "property" "--set" ''
        {"UserKeyMapping":
          [
            {
              "HIDKeyboardModifierMappingSrc":0x7000000e7,
              "HIDKeyboardModifierMappingDst":0x7000000e1
            }, {
              "HIDKeyboardModifierMappingSrc":0x7000000e5,
              "HIDKeyboardModifierMappingDst":0x7000000e6
            }, {
              "HIDKeyboardModifierMappingSrc":0x7000000e6,
              "HIDKeyboardModifierMappingDst":0x7000000e3
            }
          ]
        }
        ''
      ];
      RunAtLoad = true;
    };
  };
}