# This is your system's configuration file.
# Use this to configure your system environment (it replaces /etc/nixos/configuration.nix)
{
  inputs,
  outputs,
  lib,
  config,
  pkgs,
  ...
}: {
  boot.loader.systemd-boot.enable = true;
  boot.loader.efi.canTouchEfiVariables = true;

  # You can import other NixOS modules here
  imports = [
    # If you want to use modules your own flake exports (from modules/nixos):
    # outputs.nixosModules.example

    # Or modules from other flakes (such as nixos-hardware):
    # inputs.hardware.nixosModules.common-cpu-amd
    # inputs.hardware.nixosModules.common-ssd

    # You can also split up your configuration and import pieces of it here:
    # ./users.nix

    # Import your generated (nixos-generate-config) hardware configuration
    ./hardware-configuration.nix
  ];

  nixpkgs = {
    # You can add overlays here
    overlays = [
      # Add overlays your own flake exports (from overlays and pkgs dir):
      outputs.overlays.additions
      outputs.overlays.modifications
      outputs.overlays.unstable-packages

      # You can also add overlays exported from other flakes:
      # neovim-nightly-overlay.overlays.default

      # Or define it inline, for example:
      # (final: prev: {
      #   hi = final.hello.overrideAttrs (oldAttrs: {
      #     patches = [ ./change-hello-to-hi.patch ];
      #   });
      # })
    ];
    # Configure your nixpkgs instance
    config = {
      # Disable if you don't want unfree packages
      allowUnfree = true;
    };
  };

  nix = let
    flakeInputs = lib.filterAttrs (_: lib.isType "flake") inputs;
  in {
    settings = {
      # Enable flakes and new 'nix' command
      experimental-features = "nix-command flakes";
      # Opinionated: disable global registry
      flake-registry = "";
      # Workaround for https://github.com/NixOS/nix/issues/9574
      nix-path = config.nix.nixPath;
    };
    # Opinionated: disable channels
    channel.enable = false;

    # Opinionated: make flake registry and nix path match flake inputs
    registry = lib.mapAttrs (_: flake: {inherit flake;}) flakeInputs;
    nixPath = lib.mapAttrsToList (n: _: "${n}=flake:${n}") flakeInputs;
  };

  # FIXME: Add the rest of your current configuration
  # Enable networking
  networking.networkmanager.enable = true;

  services.xserver.enable = true;
  services.xserver = {
    layout = "us";
    xkbVariant = "";
  };
  services.xserver.videoDrivers = ["nvidia"];

  # Enable the KDE Plasma Desktop Environment.
  services.displayManager.sddm.enable = true;
  services.desktopManager.plasma6.enable = true;

  # TODO: Set your hostname
  networking.hostName = "blackstar";

  # TODO: Configure your system-wide user settings (groups, etc), add more users as needed.
  users.users = {
    # FIXME: Replace with your username
    aces = {
      # TODO: You can set an initial password for your user.
      # If you do, you can skip setting a root password by passing '--no-root-passwd' to nixos-install.
      # Be sure to change it (using passwd) after rebooting!
      isNormalUser = true;
      # TODO: Be sure to add any other groups you need (such as networkmanager, audio, docker, etc)
      extraGroups = ["wheel" "networkmanager"];
    };
  };

  # This setups a SSH server. Very important if you're setting up a headless system.
  # Feel free to remove if you don't need it.
  services.openssh = {
    enable = true;
    settings = {
      # Opinionated: forbid root login through SSH.
      PermitRootLogin = "no";
      # Opinionated: use keys only.
      # Remove if you want to SSH using passwords
      PasswordAuthentication = false;
    };
  };

  # https://nixos.wiki/wiki/FAQ/When_do_I_update_stateVersion
  system.stateVersion = "24.05";


  hardware.opengl = {
    enable = true;

      ## radv: an open-source Vulkan driver from freedesktop
      driSupport = true;
      driSupport32Bit = true;
  };

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

  # Enable sound with pipewire.
  hardware.pulseaudio.enable = false;
  security.rtkit.enable = true;
  services.pipewire = {
    enable = true;
    alsa.enable = true;
    alsa.support32Bit = true;
    pulse.enable = true;
    # If you want to use JACK applications, uncomment this
    #jack.enable = true;

    # use the example session manager (no others are packaged yet so this is enabled by default,
    # no need to redefine it in your config for now)
    #media-session.enable = true;
  };


  hardware.nvidia = {
    modesetting.enable = true;

    powerManagement.finegrained = false;

    nvidiaSettings = true;

    package = config.boot.kernelPackages.nvidiaPackages.stable;
  };

  # Programs installed for all users
  environment.systemPackages  = with pkgs; [ 
    # art
    aseprite
    krita
    
    # code
    cargo rustc # Rust
    jetbrains.rust-rover
    jetbrains.rider
    jetbrains.clion
    jetbrains.pycharm-professional
    vim
    git

    # game
    steam
    alvr
    xivlauncher

    # cad
    prusa-slicer
    freecad
    blender

    # other
    firefox
    discord
  ];
}