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

let
  shinobi-port = "7080";
  shinobi-od-port = "7082";
  state-dir = "/state"; # This must be a string!

in {
  boot.loader.grub.copyKernels = true;

  networking = {
    interfaces = {
      enp3s0f0.useDHCP = false;
      enp3s0f1.useDHCP = false;
      enp4s0f0.useDHCP = false;
      enp4s0f1.useDHCP = false;

      intif0.useDHCP = true;
    };
  };

  fudo.secrets = {
    host-secrets.lambda = {
      host-keytab = {
        source-file = /state/secrets/kerberos/lambda.keytab;
        target-file = "/etc/krb5.keytab";
        user = "root";
      };
    };

    secret-group = "fudo-secrets";
    secret-users = [ "niten" ];
    secret-paths = [ "/state/secrets" ];
  };

  fudo.games.valheim = {
    enable = true;
    state-directory = "/state/games/valheim";
    password = "silkymilky";
  };

  systemd.tmpfiles.rules = [
    "L /root/.gnupg           - - - - ${state-dir}/user/root/gnupg"
    "L /root/.ssh/id_rsa      - - - - ${state-dir}/user/root/ssh/id_rsa"
    "L /root/.ssh/id_rsa.pub  - - - - ${state-dir}/user/root/ssh/id_rsa.pub"
    "L /root/.ssh/known_hosts - - - - ${state-dir}/user/root/ssh/known_hosts"
  ];

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

  environment.etc = {
    "ssh/ssh_host_rsa_key" = {
      source = "${state-dir}/ssh/ssh_host_rsa_key";
      user = "root";
      group = "root";
      mode = "0400";
    };
    "ssh/ssh_host_rsa_key.pub" = {
      source = "${state-dir}/ssh/ssh_host_rsa_key.pub";
      user = "root";
      group = "root";
      mode = "0444";
    };
    "ssh/ssh_host_ed25519_key" = {
      source = "${state-dir}/ssh/ssh_host_ed25519_key";
      user = "root";
      group = "root";
      mode = "0400";
    };
    "ssh/ssh_host_ed25519_key.pub" = {
      source = "${state-dir}/ssh/ssh_host_ed25519_key.pub";
      user = "root";
      group = "root";
      mode = "0444";
    };
    nixos.source = "/etc/nixos-live";
    "machine-id".source = "${state-dir}/host/machine-id";
    "host-config.nix".source = "/state/host/host-config.nix";
    adjtime.source = "/state/host/adjtime";
    NIXOS.source = "/state/host/NIXOS";
  };

  security.sudo.extraConfig = ''
    # Due to rollback, sudo will lecture after every reboot
    Defaults lecture = never
  '';

  virtualisation = {
    docker = {
      enable = true;
      enableOnBoot = true;
      autoPrune = { enable = true; };
    };

    oci-containers = {
      containers = {
        shinobi = {
          image = "shinobisystems/shinobi:latest";
          ports = [ "${shinobi-port}:8080" ];
          volumes = [
            "/state/shinobi/plugins:/home/Shinobi/plugins"
            "/state/shinobi/config:/home/Shinobi/config"
            "/state/shinobi/videos:/home/Shinobi/videos"
            "/state/shinobi/db-data:/var/lib/mysql"
            "/etc/localtime:/etc/localtime:ro"
          ];
        };

        # shinobi-od = {
        #   image = "shinobisystems/shinobi-tensorflow:latest";
        #   volumes =
        #     [ "/srv/shinobi/od-config:/home/Shinobi/docker-plugins/tensorflow" ];
        #   ports = [ "${shinobi-od-port}:8082" ];
        #   environment = {
        #     PLUGIN_HOST = "panopticon.sea.fudo.org";
        #     PLUGIN_PORT = shinobi-port;
        #     PLUGIN_KEY = "30sWllylOxsDcE4vQXEPaXNfe5DiB3";
        #   };
        # };

        # photoprism = { image = "photoprism/photoprism"; };
      };
    };
  };

  services.nginx = {
    enable = true;
    recommendedGzipSettings = true;
    recommendedOptimisation = true;
    recommendedProxySettings = true;

    virtualHosts = {
      "panopticon.sea.fudo.org" = {
        locations."/" = {
          # localhost defaults to IPv6
          proxyPass = "http://127.0.0.1:${shinobi-port}/";
          extraConfig = ''
            proxy_http_version 1.1;
            proxy_set_header Upgrade $http_upgrade;
            proxy_set_header Connection "Upgrade";

            proxy_set_header Host $host;
            proxy_set_header X-Real-IP $remote_addr;
            proxy_set_header X-Forwarded-By $server_addr:$server_port;
            proxy_set_header X-Forwarded-For $remote_addr;
            proxy_set_header X-Forwarded-Proto $scheme;
          '';
        };
      };
      # "panopticon-od.sea.fudo.org" = {
      #   locations."/" = {
      #     proxyPass = "http://localhost:${shinobi-od-port}";
      #     extraConfig = ''
      #       proxy_http_version 1.1;
      #       proxy_set_header Upgrade $http_upgrade;
      #       proxy_set_header Connection "Upgrade";
      #     '';
      #   };
      # };
    };
  };
}