Undefined variable: 'config'

gistfile1.txt

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

let
  dbus-sway-environment = pkgs.writeTextFile {
    name = "dbus-sway-environment";
    destination = "/bin/dbus-sway-environment";
    executable = true;

    text = ''
  dbus-update-activation-environment --systemd WAYLAND_DISPLAY XDG_CURRENT_DESKTOP=sway
  systemctl --user stop pipewire pipewire-media-session xdg-desktop-portal xdg-desktop-portal-wlr
  systemctl --user start pipewire pipewire-media-session xdg-desktop-portal xdg-desktop-portal-wlr
    '';
  };
  systemdRun = { pkg, bin ? pkg.pname, args ? "" }: ''
    systemd-run --user --scope --collect --quiet --unit=${bin} \
    systemd-cat --identifier=${bin} ${lib.makeBinPath [ pkg ]}/${bin} ${args}
  '';
in
{
  imports =
    [ # Include the results of the hardware scan.
      ./hardware-configuration.nix
      <home-manager/nixos>
    ];

  nix.nixPath = [
    "$HOME/.nix-defexpr/channels"
    "nixpkgs=/nix/var/nix/profiles/per-user/root/channels/nixos"
    "nixos-config=/home/cd/.config/nixos/configuration.nix"
    "/nix/var/nix/profiles/per-user/root/channels"
  ];

  nix.settings = {
    experimental-features = [ "nix-command" "flakes" ];
    auto-optimise-store = true;
  };

  nixpkgs.config.allowUnfree = true;
  nixpkgs.config = {
    packageOverrides = pkgs: {
      nur = import (builtins.fetchTarball "https://github.com/nix-community/NUR/archive/master.tar.gz") {
        inherit pkgs;
      };
    };
  };


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

  # Latest kernel
  boot.kernelPackages = pkgs.linuxPackages_latest;

  # Use the systemd-boot EFI boot loader.
  boot.loader.systemd-boot.enable = true;
  boot.loader.efi.canTouchEfiVariables = true;

  environment.loginShellInit = ''
    [[ "$(tty)" = /dev/tty1 ]] && sway
  '';

  environment.variables = {
    NIXOS_CONFIG = "$HOME/.config/nixos/configuration.nix";
    NIXOS_CONFIG_DIR = "$HOME/.config/nixos/";
    EDITOR = "nvim";
  };

  security.sudo.wheelNeedsPassword = false;
  security.polkit.enable = true;
  security.pam.services.swaylock = {};

  # networking.hostName = "nixos"; # 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.

  # Set your time zone.
  time = {
    timeZone = "America/Los_Angeles";
    hardwareClockInLocalTime = true;
  };

  # 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 xkbOptions in tty.
  };

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

  # Configure keymap in X11
  services.xserver.layout = "us";
  services.xserver.xkbOptions = "ctrl:nocaps"; # map caps to escape.

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

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

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

  users.users.cd = {
  	isNormalUser = true;
	extraGroups = [ "wheel" "video" ];
  };

  home-manager.users.cd = { pkgs, ... }: {
    imports = [
      ./neovim.nix
    ];
    home.stateVersion = "18.09";
    home.packages = with pkgs; [
      foot
      dbus-sway-environment
      light
      firefox
      git
      # discord
      element-desktop
      signal-desktop
    ];
    wayland.windowManager.sway = {
      enable = true;
      config = rec {
        bars = [];
        gaps = {
          smartBorders = "on";
        };
        fonts = {
          names = [ "Fira Code" ];
        };
        modifier = "Mod4";
        startup = [
          { command = "firefox"; }
        ];
        # keybindings =
        #   let
        #     mod = wayland.windowManager.sway.config.modifier;
        #   in
        #   lib.mkOptionDefault {
        #     "${mod}+q" = "kill";
        #     "${mod}+b" = "exec ${systemdRun { pkg = pkgs.firefox; bin = "firefox";} }";
        #   };
        assigns = {
          "9" = [
                  { class = "Element"; }
                ];
        };
      };
      extraConfig = ''
        smart_gaps on
        gaps inner 5
        for_window [class="Spotify"] move window to workspace 8

        # Brightness
        bindsym XF86MonBrightnessDown exec light -U 10
        bindsym XF86MonBrightnessUp exec light -A 10

        # Volume
        bindsym XF86AudioRaiseVolume exec 'pactl set-sink-volume @DEFAULT_SINK@ +1%'
        bindsym XF86AudioLowerVolume exec 'pactl set-sink-volume @DEFAULT_SINK@ -1%'
        bindsym XF86AudioMute exec 'pactl set-sink-mute @DEFAULT_SINK@ toggle'

        exec systemctl --user import-environment XDG_SESSION_TYPE XDG_CURRENT_DESKTOP
        exec dbus-update-activation-environment WAYLAND_DISPLAY
        exec dbus-sway-environment
      '';
      wrapperFeatures.gtk = true;
      systemdIntegration = true;
    };
    programs = {
      bash.enable = true;
      zsh.enable = true;
      fish.enable = true;
    };
  };
    fonts = {
    	fontconfig = {
	 enable = true;
	 defaultFonts = {
 	   serif = [ "Noto Serif" "Source Han Serif" ];
	   sansSerif = [ "Noto Sans" "Source Han Sans" ];
	 };
	};
	fonts = with pkgs; [
	 noto-fonts
	 noto-fonts-cjk
	 noto-fonts-emoji
	 font-awesome
	 source-han-sans
	 source-han-sans-japanese
	 source-han-serif-japanese
	];
    };

  # Define a user account. Don't forget to set a password with ‘passwd’.

  # List packages installed in system profile. To search, run:
  # $ nix search wget
  environment.systemPackages = with pkgs; [
    vim # Do not forget to add an editor to edit configuration.nix! The Nano editor is also installed by default.
    neovim
    wget
    home-manager
    tlp
    upower
  ];

  # Some programs need SUID wrappers, can be configured further or are
  # started in user sessions.
  programs.light.enable = true;
  # programs.mtr.enable = true;
  # programs.gnupg.agent = {
  #   enable = true;
  #   enableSSHSupport = true;
  # };

  hardware = {
    pulseaudio = {
      support32Bit = true;
      enable = false;
    };
    opengl = {
      enable = true;
      driSupport32Bit = true;
      extraPackages = with pkgs; [
        intel-media-driver
        vaapiIntel
        vaapiVdpau
        libvdpau-va-gl
      ];
      extraPackages32 = with pkgs.pkgsi686Linux; [ vaapiIntel ];
    };
  };

  # List services that you want to enable:
  services.dbus.enable = true;
  xdg.portal = {
    enable = true;
    wlr.enable = true;
    extraPortals = [ pkgs.xdg-desktop-portal-gtk ];
  };

  services.tlp.enable = true;
  services.upower.enable = true;

  # 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;
  networking.hostName = "panini";

  # 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 = "22.05"; # Did you read the comment?
  system.autoUpgrade.enable = true;
  system.autoUpgrade.allowReboot = true;
  system.autoUpgrade.channel = https://nixos.org/channels/nixos-22.11;
}