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

{
  imports =
    [
      ./hardware-configuration.nix
    ];

  boot.loader.systemd-boot.enable = true;
  boot.loader.efi.canTouchEfiVariables = true;
  boot.kernelPackages = pkgs.linuxPackages_latest;

  networking = {
    hostName = "myrtle";
    wireless.enable = true;
    wireless.networks.Srividhya.psk = "gopalan2020";
  };


  i18n.defaultLocale = "en_US.UTF-8";
  time.timeZone = "Asia/Kolkata";

  nixpkgs.config = {
    "2bwm".patches = [
      ../../patches/2bwm/nerd-patch.diff
    ];

    st = {
      conf = builtins.readFile ../../programs/st/config.h;
      extraLibs = with pkgs; [ harfbuzz ];
      patches = [
        ../../patches/st/xres.diff
        ../../patches/st/bright.diff
        ../../patches/st/ligatures.diff
      ];
    };

    # for zoom-us, nvidia
    allowUnfree = true;
  };

  nixpkgs.overlays = with self.overlays; [
    # statix
    prompt
  ];

  environment.systemPackages = with pkgs; [
    _2bwm
    man-pages
    man-pages-posix
    (lib.hiPrio pkgs.bashInteractive_5)
  ];


  documentation = {
    dev.enable = true;
    man.generateCaches = true;
  };

  users.motd = with config; ''
    Host       ${networking.hostName}
    OS         NixOS ${system.nixos.release} (${system.nixos.codeName})
    Version    ${system.nixos.version}
    Kernel     ${boot.kernelPackages.kernel.version}
  '';

  programs = {
    light.enable = true;
    adb.enable = true;
  };

  sound.enable = true;
  hardware = {
    pulseaudio = {
      enable = true;
      package = pkgs.pulseaudioFull;
      extraConfig = "load-module module-bluetooth-policy auto_switch=2";
    };
    # opengl.enable = true;
    bluetooth = {
      enable = true;
      powerOnBoot = true;
    };
    # nvidia = {
    #   prime = {
    #     offload.enable = true;
    #     nvidiaBusId = "PCI:1:0:0";
    #     intelBusId = "PCI:0:2:0";
    #   };
    # };
  };


  services.xserver = {
    enable = true;
    layout = "us";
    # videoDrivers = [ "nvidia" ];
    displayManager.startx.enable = true;
    libinput.enable = true;
  };

  services.asusd = {
    enable = true;
    enableUserService = true;
  };
  services.supergfxd.enable = false;

  powerManagement.powertop.enable = true;

  users.users.np = {
    isNormalUser = true;
    home = "/home/np";
    extraGroups = [ "wheel" "users" "tty" "audio" "video" "input" "adbusers" "docker" ];
  };

  nix = {
    package = pkgs.nixUnstable;
    extraOptions = ''
      experimental-features = nix-command flakes
      warn-dirty = false
      keep-outputs = false
      keep-derivations = false
    '';
    settings = {
      trusted-users = [
        "root"
        "np"
      ];
    };
  };


  # 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 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?

}