configuration.nix

{ pkgs, lib, ... }:
{
  # Nix configuration ------------------------------------------------------------------------------

  nix.settings.substituters = [
    "https://cache.nixos.org/"
  ];
  nix.settings.trusted-public-keys = [
    "cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY="
  ];
  nix.settings.trusted-users = [
    "@admin"
  ];
  nix.configureBuildUsers = true;

  # Enable experimental nix command and flakes
  # nix.package = pkgs.nixUnstable;
  nix.extraOptions = ''
    auto-optimise-store = false
    # allowUnsupportedSystem = true
    experimental-features = nix-command flakes
  '' + lib.optionalString (pkgs.system == "aarch64-darwin") ''
    extra-platforms = x86_64-darwin aarch64-darwin
  '';

  environment.shells = with pkgs; [
    bashInteractive
    fish
    zsh
  ];
  
  # Create /etc/bashrc that loads the nix-darwin environment.
  programs.zsh.enable = true;
  programs.fish.enable = true;

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

  # Apps
  # `home-manager` currently has issues adding them to `~/Applications`
  # Issue: https://github.com/nix-community/home-manager/issues/1341
  environment.systemPackages = with pkgs; [
    hello
    cowsay
    python311
  ];

  # https://github.com/nix-community/home-manager/issues/423
  environment.variables = {
    # TERMINFO_DIRS = "${pkgs.kitty.terminfo.outPath}/share/terminfo";
  };
  programs.nix-index.enable = true;

  # Fonts
  fonts.fontDir.enable = true;
  fonts.fonts = with pkgs; [
     recursive
     (nerdfonts.override { fonts = [ "JetBrainsMono" "FiraCode" "FiraMono"]; })
     fira-code
    #  nerdfonts
   ];

  # Keyboard
  system.keyboard.enableKeyMapping = true;
  system.keyboard.remapCapsLockToControl = true;

  # Add ability to used TouchID for sudo authentication
  security.pam.enableSudoTouchIdAuth = true;

  # Do not set the name attribute or else it will screw up any evals of config.home.profileDirectory 
  # by putting your whole name into /etc/profiles/per-user/Chris Handy/bin
  users.users.chandy = {
    home = "/Users/chandy";
    shell = pkgs.fish;
  };


}