{ pkgs, ... }:
{
  #nix run nix-darwin -- switch --flake ~/nix-config

  # List packages installed in system profile. To search by name, run:
  # $ nix-env -qaP | grep wget
  environment.systemPackages = [
    pkgs.vim
    pkgs.asitop
  ];

  # Homebrew
  homebrew.enable = true;
  homebrew.casks = [
    "spotify"
    "protonvpn"
    "firefox"
    "discord"
    "vmware-horizon-client"
    "tg-pro"
    "steam"
    "orcaslicer"
    "vscodium"
    "epic-games"
    "wine-stable"
  ];

  homebrew.masApps = {
    #   Tailscale = 1475387142;
    #   Infuse = 1136220934;
    Amphetamine = 937984704;
    #   LunaTask = 1583719331;
  };
  homebrew.global.autoUpdate = true;

  system.defaults.trackpad.Clicking = true;
  system.defaults.NSGlobalDomain."com.apple.mouse.tapBehavior" = 1;
  system.defaults.dock.autohide = false;
  system.defaults.NSGlobalDomain.AppleInterfaceStyle = "Dark";
  system.defaults.NSGlobalDomain."com.apple.keyboard.fnState" = false;
  security.pam.enableSudoTouchIdAuth = true;

  # Auto upgrade nix package and the daemon service.
  services.nix-daemon.enable = true;
  # nix.package = pkgs.nix;

  # Necessary for using flakes on this system.
  nix.settings.experimental-features = "nix-command flakes";

  # Allow unfree
  nixpkgs.config.allowUnfree = true;

  # Create /etc/zshrc that loads the nix-darwin environment.
  # programs.zsh.enable = true;  # default shell on catalina
  programs.fish.enable = true;

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

  # The platform the configuration will be used on.
  nixpkgs.hostPlatform = "aarch64-darwin";

  users.users.mattjallen = {
    name = "mattjallen";
    home = "/Users/mattjallen";
  };
}