# Edit this configuration file to define what should be installed on
# your system. Help is available in the configuration.nix(5) man page, on
# https://search.nixos.org/options and in the NixOS manual (`nixos-help`).

{ config, lib, pkgs, ... }:

let
  user="fredrikr";
in
{
  imports =
    [ # Include the results of the hardware scan.
      ./hardware-configuration.nix
      #./nbfc.nix
    ];

  # Use the systemd-boot EFI boot loader.
  boot.loader.systemd-boot.enable = true;
  boot.loader.efi.canTouchEfiVariables = true;

  # DUAL BOOT SETUP
  #boot.kernelPackages = pkgs.linuxPackages_latest;
  #boot.loader = {
  #  efi = {
  #    canTouchEfiVariables = true;
  #    efiSysMountPoint = "/boot";
  #  };
  #  grub = {
  #    enable = true;
  #    devices = ["nodev"];
  #    efiSupport = true;
  #    useOSProber = true;                        
  #    configurationLimit = 5;
  #  };
  #  timeout = 3;
  #};   

  networking.hostName = "nixos"; # Define your hostname.
  # Pick only one of the below networking options.
  # networking.wireless.enable = true;  # Enables wireless support via wpa_supplicant.
  networking.networkmanager.enable = true;  # Easiest to use and most distros use this by default.

  # Set your time zone.
  time.timeZone = "Europe/Oslo";

  # Configure network proxy if necessary
  # networking.proxy.default = "http://user:password@proxy:port/";
  # networking.proxy.noProxy = "127.0.0.1,localhost,internal.domain";

  # Select internationalisation properties.
  i18n.defaultLocale = "en_US.UTF-8";
  i18n.extraLocaleSettings = {
    LC_MESSAGES = "en_US.UTF-8";
    LC_TIME = "nb_NO.UTF-8";
    LC_MONETARY = "nb_NO.UTF-8";
  };
  console = {
    font = "Lat2-Terminus16";
  #  keyMap = "us";
  #   useXkbConfig = true; # use xkb.options in tty.
  };


  # TTY settings
  i18n = {
    # luckily this also changes the keyboard layout at boot (for e.g full disk encryption passwords)
    consoleKeyMap = "dvorak-programmer";
  };

  # GUI settings, this includes login screen
  #services.xserver.layout = "us";
  #services.xserver.xkbVariant = "dvp";
  #services.xserver.xkbOptions = "eurosign:e";
  

  # Configure keymap in X11
  # services.xserver.xkb.layout = "us";
  # services.xserver.xkb.options = "eurosign:e,caps:escape";


  # Enable the X11 windowing system.
  services.autorandr.enable = true;
  services.xserver = {
    enable = true;
    autorun = true;
    
    # DVORAK + NO
    layout = "us,no";
    xkbVariant = "dvp,";
    xkbOptions = "compose:menu, grp:alt_shift_toggle";

    windowManager = {
      xmonad = {
        enable = true;
        enableContribAndExtras = true;
        extraPackages = hpkgs: [
          hpkgs.xmobar
          # hpkgs.xmonad_0_17_0
          # hpkgs.xmonad-contrib_0_17_0
          # hpkgs.xmonad-extras_0_17_0
          # hpkgs.xmonad-screenshot
        ];
      };
    };
    displayManager = {
      defaultSession = "none+xmonad";
      lightdm = {
        greeters.enso = {
          enable = true;
          blur = true;
          extraConfig = ''
            default-wallpaper=/usr/share/nix.png
          '';
        };
      };
      # sessionCommands = '' '';
    };
  };


  # Enable CUPS to print documents.
  # services.printing.enable = true;

  # Enable sound.
  sound = {
    enable = true;
    mediaKeys.enable = true;
  };
  hardware.pulseaudio.enable = true;
  # OR
  # services.pipewire = {
  #   enable = true;
  #   pulse.enable = true;
  # };

  # Enable touchpad support (enabled default in most desktopManager).
  services.libinput.enable = true;

  hardware.bluetooth = {
    enable = true;
    hsphfpd.enable = true;
    settings = {
      General = {
        Enable = "Source,Sink,Media,Socket";
      };
    };
  };

  # Define a user account. Don't forget to set a password with ‘passwd’.
  users.users.${user} = {
    isNormalUser = true;
    extraGroups = [ "wheel" ]; # Enable ‘sudo’ for the user.
    initialPassword = "password";
    packages = with pkgs; [  # managed by home-manager
      firefox
      discord
      #tree
    ];
    shell = pkgs.zsh;
  };

  programs.zsh.enable = true;

  # List packages installed in system profile. To search, run:
  # $ nix search wget
  environment.systemPackages = (with pkgs; [
    vim # Do not forget to add an editor to edit configuration.nix! The Nano editor is also installed by default.
    wget
    xorg.xkill
    haskellPackages.xmobar
    feh
    trayer
    # htop
  ]);

  programs.steam.enable = true;

  nixpkgs.config.allowUnfree = true;

  # Some programs need SUID wrappers, can be configured further or are
  # started in user sessions.
  # programs.mtr.enable = true;
  # programs.gnupg.agent = {
  #   enable = true;
  #   enableSSHSupport = true;
  # };

  # List services that you want to enable:

  # Enable the OpenSSH daemon.
  # services.openssh.enable = true;

  # Open ports in the firewall.
  # networking.firewall.allowedTCPPorts = [ ... ];
  # networking.firewall.allowedUDPPorts = [ ... ];
  # Or disable the firewall altogether.
  # networking.firewall.enable = false;

  # Copy the NixOS configuration file and link it from the resulting system
  # (/run/current-system/configuration.nix). This is useful in case you
  # accidentally delete configuration.nix.
  # system.copySystemConfiguration = true;

  # This option defines the first version of NixOS you have installed on this particular machine,
  # and is used to maintain compatibility with application data (e.g. databases) created on older NixOS versions.
  #
  # Most users should NEVER change this value after the initial install, for any reason,
  # even if you've upgraded your system to a new NixOS release.
  #
  # This value does NOT affect the Nixpkgs version your packages and OS are pulled from,
  # so changing it will NOT upgrade your system - see https://nixos.org/manual/nixos/stable/#sec-upgrading for how
  # to actually do that.
  #
  # This value being lower than the current NixOS release does NOT mean your system is
  # out of date, out of support, or vulnerable.
  #
  # Do NOT change this value unless you have manually inspected all the changes it would make to your configuration,
  # and migrated your data accordingly.
  #
  # For more information, see `man configuration.nix` or https://nixos.org/manual/nixos/stable/options#opt-system.stateVersion .
  system.stateVersion = "24.05"; # Did you read the comment?

  # OVERLAYS

  nixpkgs.overlays = [
    (self: super: {
      discord = super.discord.overrideAttrs (
        _: { src = builtins.fetchTarball {
          url = "https://discord.com/api/download?platform=linux&format=tar.gz";
	  sha256 = "0k9sk5pmjw7xq68h2s80q8fg48p31albrqrqafmmrxik5f8f96rn";
        }; }
      ); 
    })
  ];

  nix = {
    package = pkgs.nixFlakes;
    extraOptions = "experimental-features = nix-command flakes";
  };

  services.picom.enable = true;

  # systemd.services.background-image = {
  #   wantedBy = [ "multi-user.target" ];
  #   enable = true;
  #   serviceConfig = {
  #     User = "root";
  #     Group = "root";
  #     Type = "oneshot";
  #     # ExecStart = "~/.fehbg";
  #   };
  #   script = "/home/fredrikr/.fehbg &";
  # };

}