nix-config/hosts/desktop/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`).

{ config, lib, pkgs, ... }:
let
  user = "matt";
  password =
    "$y$j9T$EkPXmsmIMFFZ.WRrBYCxS1$P0kwo6e4.WM5DsqUcEqWC3MrZp5KfCjxffraMFZWu06";
  hostname = "matt-nixos";
  # discover-wrapper is needed as of 1/24/24 since PackageKit does not work correctly so this removes error messages.
  discover-wrapped = pkgs.symlinkJoin {
    name = "discover-flatpak-backend";
    paths = [ pkgs.libsForQt5.discover ];
    buildInputs = [ pkgs.makeWrapper ];
    postBuild = ''
      wrapProgram $out/bin/plasma-discover --add-flags "--backends flatpak"
    '';
  };
in {
  imports = [ # Include the results of the hardware scan.
    ./hardware-configuration.nix
    # ../../cachix/cachix.nix
    ../default.nix
  ];

  share.hardware.amd = {
    enable = true;
    corectrl.enable = true;
    corectrl.enablePolkit = true;
  };

  # Configure bootloader with lanzaboot and secureboot
  boot = {
    loader = {
      systemd-boot = {
        enable = false;
        configurationLimit = 2;
      };

      efi = {
        canTouchEfiVariables = true;
        efiSysMountPoint = "/boot";
      };
    };

    lanzaboote = {
      enable = true;
      pkiBundle = "/etc/secureboot";
      settings = {
        default = "@saved";
        console-mode = "max";
      };
      configurationLimit = 2;
    };

    # Override kernel to latest
    kernelPackages = pkgs.linuxPackages_latest;

    kernelParams = [ "quiet" ];

    consoleLogLevel = 3;
    bootspec.enable = true;

    # Network option required using sysctl to let Ubisoft Connect work as of 7-12-2023
    kernel.sysctl."net.ipv4.tcp_mtu_probing" = 1;
  };

  # Hardware configs
  hardware = {
    # Xbox controllers
    xpadneo.enable = true;

    # Steam udev rules for remote play
    steam-hardware.enable = true;

    # opengl.enable = true;
    # # Enables support for 32bit libs that steam uses
    # opengl.driSupport32Bit = true; 
  };

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

      # Enable the Plasma 6 Desktop Environment.
      displayManager = {
        sddm.enable = true;
        defaultSession = "plasma";
      };
      desktopManager.plasma6.enable = true;
    };

    # enable auto discovery of printers
    avahi = {
      enable = true;
      nssmdns4 = true;
      openFirewall = true;
    };

    # Enable Flatpak
    flatpak.enable = true;

    flatpak.packages = [
      "com.discordapp.Discord"
      "com.spotify.Client"
      "com.visualstudio.code"
      "it.mijorus.gearlever"
      "org.libreoffice.LibreOffice"
      "net.davidotek.pupgui2" # Proton-Up Qt
      "io.github.prateekmedia.appimagepool"
    ];
  };

  # systemd.services.fix-wifi = {
  #   path = [ pkgs.bash ];
  #   script = ''
  #     sleep 5
  #     if ping -q -c1 10.0.1.1 &>/dev/null; then
  #       echo "No need to fix wifi"
  #     else
  #       echo 1 | tee /sys/bus/pci/devices/0000\:09\:00.0/reset
  #       rmmod iwlwifi
  #       modprobe iwlwifi
  #     fi
  #   '';
  #   wantedBy = [ "multi-user.target" ];
  #   after = [ "NetworkManager.target" ];
  #   serviceConfig = {
  #     Type="oneshot";
  #     RemainAfterExit=true;
  #   };
  # };

  # Networking configs
  networking = {
    hostName = hostname;

    # Enable Network Manager
    networkmanager.enable = true;
  };

  # Time config
  time = { hardwareClockInLocalTime = true; };

  # xdg.portal.extraPortals = [ pkgs.xdg-desktop-portal-kde ];
  xdg.portal.extraPortals = [ pkgs.xdg-desktop-portal-gtk ];

  # Security config
  security = {
    rtkit.enable = true;

    # configure sudo
    sudo = {
      enable = true;
      extraRules = [{
        commands = [
          {
            command = "${pkgs.systemd}/bin/systemctl suspend";
            options = [ "NOPASSWD" ];
          }
          {
            command = "${pkgs.systemd}/bin/reboot";
            options = [ "NOPASSWD" ];
          }
          {
            command = "${pkgs.systemd}/bin/poweroff";
            options = [ "NOPASSWD" ];
          }
          {
            command = "/home/matt/nix-config/reset_wifi";
            options = [ "NOPASSWD" ];
          }
        ];
        groups = [ "wheel" ];
      }];
    };
  };

  # Configure environment
  environment = {
    # List packages installed in system profile. To search, run:
    # $ nix search wget
    systemPackages = with pkgs; [
      vim
      wget
      nano
      os-prober
      efibootmgr
      sbctl
      gparted
      discover-wrapped
      pciutils
      papirus-icon-theme
      vulkan-tools
      aspell
      aspellDicts.en
      aspellDicts.en-computers
      aspellDicts.en-science
      aha
      clinfo
    ];
  };

  # Configure programs
  programs = {
    fish.enable = true;
    java.enable = true;

    # Steam
    steam = {
      enable = true;
      remotePlay.openFirewall =
        true; # Open ports in the firewall for Steam Remote Play
      dedicatedServer.openFirewall =
        true; # Open ports in the firewall for Source Dedicated Server
    };
  };

  # Configure nixpkgs
  nixpkgs = {
    config = {
      # Enable non free
      allowUnfree = true;

      permittedInsecurePackages = [
        # allow insecure electron for etcher
        "electron-19.1.9"
      ];

      packageOverrides = pkgs: {
        steam = pkgs.steam.override {
          extraPkgs = pkgs:
            with pkgs; [
              xorg.libXcursor
              xorg.libXi
              xorg.libXinerama
              xorg.libXScrnSaver
              libpng
              libpulseaudio
              libvorbis
              stdenv.cc.cc.lib
              libkrb5
              keyutils
            ];
        };
      };
    };
  };

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

  # 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.
  #
  # 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 = "23.11"; # Did you read the comment?

}