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

{
  imports =
    [
      ./hardware-configuration.nix
      /var/src/modules/nixin.nix
      /var/src/modules/users.nix
      /var/src/modules/wireguard-client.nix
      /var/src/modules/reverse-proxy.nix
    ];

  # Bootloader.
  boot.loader.systemd-boot.enable = true;
  boot.loader.efi.canTouchEfiVariables = true;

  networking = {
    hostName = "arachnide"; # Define your hostname.
    # primary network interface, connected to WAN through a router
    interfaces.enp1s0.ipv4.addresses = [ {
      address = "192.168.36.9";
      prefixLength = 24;
    } ];
    defaultGateway = "192.168.36.1";
    # secondary network interface connected to a private local network
    interfaces.enp3s0.ipv4.addresses = [ {
      address = "10.0.0.1";
      prefixLength = 24;
    } ];
  };

  nixin.wg.client = {
    ipv4 = "192.168.12.2/32";
    ipv6 = "2a01:4f9:1a:9a05::2/128";
  };

  # Enable ip forwarding to route packets for the local network connected to enp3s0  
  boot.kernel.sysctl = {
    "net.ipv4.ip_forward" = 1;
    "net.ipv6.conf.all.forwarding" = 1;
  };

  # Open ports in the firewall.
  networking.firewall.allowedTCPPorts = [ 80 144 443 ];
  #networking.firewall.allowedUDPPorts = [ 53 ];
  # allow UDP port range for mosh
  networking.firewall.allowedUDPPortRanges = [
    { from = 60000; to = 61000; }
  ];
  # Or disable the firewall altogether.
  # networking.firewall.enable = false;

  # Configure console keymap
  console.keyMap = "fr";

  # Allow unfree packages
  nixpkgs.config.allowUnfree = true;

  environment.systemPackages = with pkgs; [
    mtr
  ];

  # 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 = "24.05"; # Did you read the comment?
}