{ config, pkgs, ... }:

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

  networking.nameservers = [ "8.8.8.8" "1.1.1.1" ];
  networking.networkmanager.insertNameservers = [ "1.1.1.1" "8.8.8.8" ];
  networking.firewall.enable = false;

  programs.firefox.enable = true;

  nixpkgs.config.allowUnfree = true;
  environment.systemPackages = with pkgs; [ kitty amnezia-vpn lenovo-legion ];

  # hardware.fancontrol.enable = true;
  # hardware.fancontrol.config = ''
  #   INTERVAL=5
  #   FCTEMPS=( /sys/class/hwmon/hwmon9/temp1_input )
  #   FCFANS=( /sys/class/hwmon/hwmon9/pwm1 )
  #   MINTEMP=25
  #   MAXTEMP=90
  #   MINPWM=50
  #   MAXPWM=200
  # '';  
  # hardware.fancontrol.config = ''
  #   INTERVAL=2

  #   FCTEMPS=hwmon9/device/pwm1=/sys/class/hwmon/hwmon0/temp1_input
  #   FCFANS=hwmon9/device/pwm1=/sys/class/hwmon/hwmon9/fan1_input

  #   MINTEMP=hwmon9/device/pwm1=25
  #   MAXTEMP=hwmon9/device/pwm1=80

  #   MINPWM=hwmon9/device/pwm1=0
  #   MAXPWM=hwmon9/device/pwm1=220

  #   MINSTART=hwmon9/device/pwm1=25
  #   MINSTOP=hwmon9/device/pwm1=0
  # '';

  # services.thinkfan = {
  #   enable = true;
  #   levels = [
  #     [ 0 0 25 ] # level, low temp, high temp
  #     [ 1 20 55 ]
  #     [ 2 50 65 ]
  #     [ 3 60 75 ]
  #     [ 4 70 85 ]
  #     [ 7 80 200 ]
  #   ];
  # };

  security.sudo.extraRules = [{
    users = [ "ALL" ];
    commands = [{
      command = "/run/current-system/sw/bin/AmneziaVPN-service";
      options = [ "NOPASSWD" ];
    }];
  }];

  programs.neovim = {
    enable = true;
    defaultEditor = true;
    configure = {
      customRC = ''
        set runtimepath^=${pkgs.vimPlugins.jellybeans-vim}
        colorscheme jellybeans
        set number
        set cc=80
        set list
        set listchars=tab:→\ ,space:·,nbsp:␣,trail:•,eol:¶,precedes:«,extends:»
        if &diff
          colorscheme blue
        endif
      '';
      packages.myVimPackage = with pkgs.vimPlugins; { start = [ ctrlp ]; };
    };
  };

  programs.zsh.enable = true;

  boot = {

    plymouth = {
      enable = true;
      theme = "lone";
      themePackages = with pkgs;
        [
          (adi1090x-plymouth-themes.override { selected_themes = [ "lone" ]; })
        ];
    };

    consoleLogLevel = 3;
    initrd.verbose = false;
    kernelModules = [ "tun" "lenovo-legion-module" ]; # for VPN
    extraModulePackages = with config.boot.kernelPackages;
      [ lenovo-legion-module ];
    kernelParams = [
      "quiet"
      "splash"
      "boot.shell_on_fail"
      "udev.log_priority=3"
      "rd.systemd.show_status=auto"
    ];
    loader.timeout = 0;
  };
}