nixos-config/hosts/d2nix/nixos/configuration.nix

# Edit this configuration file to define what should be installed on
# your system.  Help is available in the configuration.nix(5) man page
# and in the NixOS manual (accessible by running `nixos-help`).

{ config, pkgs, ... }:

{
  imports =
    [ # Include the results of the hardware scan.
      ./hardware-configuration.nix
      ./services.nix
      ./extra_hw.nix
    ];

  boot = {
    loader.systemd-boot.enable = true;
    loader.grub.efiSupport = true;
    loader.grub.efiInstallAsRemovable = true;
    loader.grub.device = "nodev"; 
    plymouth.enable = true;
    tmp.cleanOnBoot = true ;
    kernelParams = [ "i915.enable_fbc=1" ];
  };

  networking = {
    hostName = "d2nix"; # Define your hostname.
    networkmanager.enable = true;
    firewall.enable = true;
  };

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

  i18n.defaultLocale = "fr_FR.UTF-8";
  console = {
    font = "Lat2-Terminus16";
    keyMap = "fr";
  };
  fonts = {
    fontDir.enable = true;
    enableGhostscriptFonts = true;
    fonts = with pkgs; [
      corefonts
      vistafonts
      powerline-fonts
      inconsolata
      terminus_font
      proggyfonts
      dejavu_fonts
      font-awesome
      nerdfonts
      source-code-pro
      source-sans-pro
      source-serif-pro
      iosevka
      roboto-mono
      fira-code
    ];
  };

  #sound.enable = true;

  # Define a user account. Don't forget to set a password with ‘passwd’.
  users = {
    groups.ntp = {};
    defaultUserShell = "/run/current-system/sw/bin/fish";
    extraUsers.alexandre = {
      isNormalUser = true;
      home = "/home/alexandre";
      description = "alexandre";
      extraGroups = [ "wheel" "networkmanager" "docker" "libvirtd" "scanner" "plocate" "lp" ];
      packages = with pkgs; [
        firefox
	gitAndTools.gitFull
      ];
    };
    extraUsers.oem = {
      isNormalUser = true;
      home = "/home/oem";
      description = "oem";
      extraGroups = [ "wheel" "networkmanager" ];
    };
  };

  environment.variables = {
    EDITOR = "nvim";
    BROWSER = "firefox";
    LESS = "--quit-if-one-screen --RAW-CONTROL-CHARS";
    TERMINAL = "xfce4-terminal";
    PRIVATE_BROWSER = "firefox -private";
  };

  security = {
    rtkit.enable = true; # for pipewire
    apparmor.enable = true;
    pam = {
      u2f = {
        enable = true;
        control = "requisite";
      };
    services = {
        login.u2fAuth = true;
        lightdm.u2fAuth = true;
	gdm.u2fAuth = true;
      };
    };
  };

  nix.settings.experimental-features = [ "nix-command" "flakes" ];

  nixpkgs.config = {
    allowUnfree = true;
  };

  nix.settings.auto-optimise-store = true;
  nix.gc = {
    automatic = true;
    dates = "weekly";
    persistent = true;
    options = "--delete-older-than 10d";
  };		


  programs = {
    htop = {
      enable = true;
      settings.show_cpu_temperature = 1;
    };
    fish = {
      enable = true;
      interactiveShellInit = ''
        set -gx EDITOR nvim
      '';
      shellAliases = {
        ll = "ls -l";
        ls = "lsd";
        cat = "bat";
        sysrs = "sudo nixos-rebuild switch";
        sysup = "sudo nixos-rebuild switch --upgrade";
        sysclean = "sudo nix-collect-garbage -d; and sudo nix-store --optimise";
#        nvim = "nvim -u ~/.config/nvim/init.lua";
      };
    };  
  };
  environment.systemPackages = with pkgs; [
    neovim
    bat
    lsd
    pam_u2f
    gsmartcontrol
    lm_sensors
  ];

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



  # This value determines the NixOS release from which the default
  # settings for stateful data, like file locations and database versions
  # on your system were taken. It's perfectly fine and recommended to leave
  # this value at the release version of the first install of this system.
  # Before changing this value read the documentation for this option
  # (e.g. man configuration.nix or on https://nixos.org/nixos/options.html).
  system.stateVersion = "23.05"; # Did you read the comment?

	 nixpkgs.config.packageOverrides = pkgs: {
    nur = import (builtins.fetchTarball "https://github.com/nix-community/NUR/archive/master.tar.gz") {
      inherit pkgs;
    };
  };
}