systems/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, on
# https://search.nixos.org/options and in the NixOS manual (`nixos-help`).

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

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

  # Use the systemd-boot EFI boot loader.
  boot.loader.systemd-boot.enable = true;
  boot.loader.efi.canTouchEfiVariables = true;
  boot.loader.systemd-boot.xbootldrMountPoint = "/boot";
  boot.loader.efi.efiSysMountPoint = "/efi";
  boot.initrd.luks.devices.cryptroot = {
    device = "/dev/disk/by-uuid/9aaac705-2737-4222-9887-51131acec90c";
  };

  networking.hostName = "hermes"; # 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.
  networking.wireless.iwd.enable = true;

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

  # 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";
  # console = {
  #   font = "Lat2-Terminus16";
  #   keyMap = "us";
  #   useXkbConfig = true; # use xkb.options in tty.
  # };

  # Enable the X11 windowing system.
  # services.xserver.enable = true;

  services.avahi.enable = true;
  hardware.graphics.enable = true;
  services.xserver.videoDrivers = [ "modesetting" "nvidia" ];
  hardware.nvidia.open = true;
  hardware.nvidia.nvidiaSettings = true;
  hardware.nvidia.package = config.boot.kernelPackages.nvidiaPackages.stable;

  hardware.graphics.extraPackages = with pkgs; [
    intel-media-driver     # VA-API (iHD) userspace
    vpl-gpu-rt             # oneVPL (QSV) runtime 
  ];
  programs.nix-ld.enable = true;

  environment.sessionVariables = {
    LIBVA_DRIVER_NAME = "iHD";     # Prefer the modern iHD backend
    # VDPAU_DRIVER = "va_gl";      # Only if using libvdpau-va-gl
  };

  hardware.nvidia.prime = {
    # offload.enable = true;
    intelBusId = "PCI:0:2:0";
    nvidiaBusId = "PCI:2:0:0";
  };

  # May help if FFmpeg/VAAPI/QSV init fails (esp. on Arc with i915):
  hardware.enableRedistributableFirmware = true;
  boot.kernelParams = [ "i915.enable_guc=3" ];

  programs.niri.enable = true;
  

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

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

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

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

  # Define a user account. Don't forget to set a password with ‘passwd’.
  users.users.pml = {
    isNormalUser = true;
    extraGroups = [ "i2c" "wheel" ]; # Enable ‘sudo’ for the user.
  };

  # programs.firefox.enable = true;

  # List packages installed in system profile.
  # You can use https://search.nixos.org/ to find more packages (and options).
  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
    sbctl
    alacritty
    fuzzel
    libva-utils
    firefox
    (openrgb.overrideAttrs (old: {
       src = pkgs.fetchFromGitLab {
         owner = "CalcProgrammer1";
	 repo="OpenRGB";
	 rev = "release_candidate_1.0rc2";
	 sha256 = "vdIA9i1ewcrfX5U7FkcRR+ISdH5uRi9fz9YU5IkPKJQ=";
       };
       patches = [
         ./remove_systemd_service.patch
       ];
       postPatch = ''
         patchShebangs scripts/build-udev-rules.sh
         substituteInPlace scripts/build-udev-rules.sh \
          --replace-fail /usr/bin/env "${pkgs.coreutils}/bin/env"
       '';
       version = "1.0rc2";
     }))

    i2c-tools
  ];
  fonts.fontconfig = {
    enable = true;
    antialias = true;
    hinting = {
      enable = true;
      style = "slight";
    };
    subpixel = {
      rgba = "rgb";
      lcdfilter = "default";
    };
    
    defaultFonts = {
      serif = [ "SF Pro" "DejaVu Serif" ];
      sansSerif = [ "SF Pro" "DejaVu Sans" ];
      monospace = [ "Iosevka" "DejaVu Sans Mono" ];
      emoji = [ "Noto Color Emoji" ];
    };
  };

  fonts.packages = with pkgs; [
    noto-fonts-color-emoji
    (iosevka.override {
      set = "cavalier";
      
      privateBuildPlan = {
        family = "Iosevka Cavalier";
	spacing = "normal";
	serifs = "sans";
	noCvSs = false;
	exportGlyphNames = true;

	variants.inherits = "ss08";

	variants.weights.Regular = {
	  shape =  400;
	  menu = 400;
	  css = 400;
	};

	variants.weights.Bold = {
	  shape =  700;
	  menu = 700;
	  css = 700;
	};

	variants.weights.Italic = {
          angle = 9.4;
	  shape = "italic";
	  menu = "italic";
	  css = "italic";
	};

	variants.weights.Upright = {
          angle = 0;
	  shape = "upright";
	  menu = "upright";
	  css = "upright";
	};
      };
    })
  ];

  programs._1password.enable = true;
  programs._1password-gui = {
    enable = true;
    # Certain features, including CLI integration and system authentication support,
    # require enabling PolKit integration on some desktop environments (e.g. Plasma).
    polkitPolicyOwners = [ "pml" ];
  };

  #services.hardware.openrgb.enable = true;
  services.udev.packages = [ pkgs.openrgb ];
  boot.kernelModules = [ "i2c-dev" ];
  hardware.i2c.enable = true;

    environment.etc = {
      "1password/custom_allowed_browsers" = {
        text = ''
	  firefox
        '';
        mode = "0755";
      };
    };
  hardware.bluetooth.enable = true;
  security.rtkit.enable = true;
  services.pipewire = {
    enable = true; # if not already enabled
    alsa.enable = true;
    alsa.support32Bit = true;
    pulse.enable = true;
    # If you want to use JACK applications, uncomment the following
    jack.enable = 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 = "25.05"; # Did you read the comment?

}