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

with lib;
let primaryIp = "10.0.0.2";
in {
  config = {
    networking = {
      interfaces = {
        enp1s0.useDHCP = true;
        intif0 = {
          useDHCP = false;
          ipv4 = {
            addresses = [{
              address = primaryIp;
              prefixLength = 16;
            }];
            routes = [{
              address = "192.168.86.0";
              prefixLength = 24;
              via = "10.0.0.3";
            }];
          };
        };
      };
      enableIPv6 = false;

      firewall = {
        # Until it becomes the gateway, this is necessary
        enable = mkForce true;
        allowedTCPPorts = [ 80 443 25565 config.services.murmur.port ];
        allowedUDPPorts = [ 25565 34197 ];
      };

      nat.forwardPorts = [
        # Minecraft
        {
          destination = "10.0.0.12:25555";
          proto = "tcp";
          sourcePort = 25565;
        }
        {
          destination = "10.0.0.12:25555";
          proto = "udp";
          sourcePort = 25565;
        }
        # Factorio
        {
          destination = "10.0.0.12:34197";
          proto = "udp";
          sourcePort = 34197;
        }
      ];
    };

    fudo = {
      hosts.fimbria.external-interfaces = [ "enp1s0" ];
      client.dns.external-interface = "enp1s0";
      services = {
        local-network = {
          enable = true;
          internal-interfaces = [ "intif0" ];
          external-interface = "enp1s0";
          dns-filter-proxy.enable = true;
        };

        metrics = {
          prometheus.state-directory = "/state/services/prometheus";
        };

        auth.kerberos.state-directory = "/state/services/heimdal-kdc";
      };
    };

    security.acme.defaults.email = "niten@fudo.org";

    systemd.services.nginx.requires = [ "bind.service" ];

    services = {
      ## TODO: enable when ready
      # nginx = {
      #   enable = true;
      #   recommendedGzipSettings = true;
      #   recommendedOptimisation = true;
      #   recommendedProxySettings = true;

      #   virtualHosts = {
      #     "sea-home.fudo.link" = {
      #       enableACME = true;
      #       forceSSL = true;
      #       locations."/" = {
      #         proxyPass = "http://home-assist.sea.fudo.org/";
      #         extraConfig = ''
      #           proxy_http_version 1.1;
      #           proxy_set_header Upgrade $http_upgrade;
      #           proxy_set_header Connection "Upgrade";
      #         '';
      #       };
      #     };
      #   };
      # };

      murmur = {
        enable = true;
        port = 64738;
        bonjour = true;
        password = "thelittleschool";
      };

      openssh = {
        hostKeys = [
          {
            path = "/state/ssh/ssh_host_ed25519_key";
            type = "ed25519";
          }
          {
            path = "/state/ssh/ssh_host_rsa_key";
            type = "rsa";
            bits = 4096;
          }
        ];
      };
    };
  };
}