# Edit this configuration file to define what should be installed on
# your system.  Help is available in the configuration.nix(5) man page
# and in the NixOS manual (accessible by running ‘nixos-help’).

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

with lib;
{
  imports =
    [
      # Include the results of the hardware scan.
      ./hardware-configuration.nix
      # Fonts
      ../modules/personal/fonts
      # Encrypted DNS
      ../modules/services/edns
      # Other services
      ../modules/personal/u2f.nix
      ./peertube-runner.nix
    ];

  # Kernel
  boot.kernelPackages = pkgs.linuxKernel.packages.linux_xanmod_stable;

  # Plasma!
  services.desktopManager.plasma6.enable = true;

  ## Encryption
  # Kernel modules needed for mounting USB VFAT devices in initrd stage
  common.linux.luksDevices.root = "/dev/disk/by-uuid/7c6e40a8-900b-4f85-9712-2b872caf1892";
  common.linux.sops.enable = true;
  common.linux.sops.file = ./secrets.yaml;

  # Nix cache server
  sops.secrets."nix-cache/private-key" = { owner = "nix-serve"; group = "nix-serve"; mode = "0600"; };
  nki.services.nix-cache = {
    enableServer = true;
    privateKeyFile = config.sops.secrets."nix-cache/private-key".path;
  };

  # Networking
  common.linux.networking =
    {
      hostname = "kagamiPC"; # Define your hostname.
      networks = {
        "10-wired" = {
          match = "enp*";
          isRequired = true;
        };
        "20-wireless".match = "wlan*";
      };
      dnsServers = [ "127.0.0.1" ];
    };
  nki.services.edns.enable = true;
  nki.services.edns.ipv6 = true;
  ## DTTH Wireguard
  #
  sops.secrets."dtth-wg/private-key" = { owner = "root"; group = "systemd-network"; mode = "0640"; };
  sops.secrets."dtth-wg/preshared-key" = { owner = "root"; group = "systemd-network"; mode = "0640"; };
  systemd.network.netdevs."10-dtth-wg" = {
    netdevConfig = {
      Kind = "wireguard";
      Name = "dtth-wg";
      MTUBytes = "1280";
    };
    wireguardConfig = {
      PrivateKeyFile = config.sops.secrets."dtth-wg/private-key".path;
    };
    wireguardPeers = [{
      PublicKey = "+7iI4jwmM1Qr+/DKB1Hv8JgFkGu7lSV0PAoo+O5d3yQ=";
      PresharedKeyFile = config.sops.secrets."dtth-wg/preshared-key".path;
      AllowedIPs = [ "100.64.0.0/10" "fd00::/106" ];
      Endpoint = "vpn.dtth.ch:51820";
      PersistentKeepalive = 25;
    }];
  };
  systemd.network.networks."dtth-wg" = {
    matchConfig.Name = "dtth-wg";
    address = [ "100.73.146.80/32" "fd00::33:105b/128" ];
    DHCP = "no";
    routes = [
      { Destination = "100.64.0.0/10"; Scope = "link"; }
      { Destination = "fd00::/106"; }
    ];
  };

  # Define a user account. 
  common.linux.username = "nki";
  services.getty.autologinUser = "nki";

  ## Hardware
  # Peripherals
  hardware.opentabletdriver.enable = true;
  # Enable razer daemon
  hardware.openrazer.enable = true;
  hardware.openrazer.keyStatistics = true;
  hardware.openrazer.verboseLogging = true;

  # Mounting disks!
  fileSystems =
    let
      ntfsMount = path: {
        device = path;
        fsType = "ntfs";
        options = [ "rw" "uid=${toString config.users.users.nki.uid}" "nofail" ];
      };
    in
    {
      "/mnt/Data" = ntfsMount "/dev/disk/by-uuid/A90680F8BBE62FE3";
      "/mnt/Stuff" = ntfsMount "/dev/disk/by-uuid/717BF2EE20BB8A62";
      "/mnt/Shared" = ntfsMount "/dev/disk/by-uuid/76AC086BAC0827E7";
      "/mnt/osu" = ntfsMount "/dev/disk/by-uuid/530D3E1648CD1C26";
    };

  # PAM
  personal.u2f.enable = 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 = "22.11"; # Did you read the comment?

  # tinc network
  sops.secrets."tinc/ed25519-private-key" = { };
  sops.secrets."tinc/rsa-private-key" = { };
  services.my-tinc = {
    enable = true;
    hostName = "home";
    rsaPrivateKey = config.sops.secrets."tinc/rsa-private-key".path;
    ed25519PrivateKey = config.sops.secrets."tinc/ed25519-private-key".path;
    bindPort = 6565;
  };


  # Music server
  services.navidrome.enable = true;
  services.navidrome.settings = {
    Address = "11.0.0.2";
    MusicFolder = "/mnt/Stuff/Music";
  };
  systemd.services.navidrome.serviceConfig.BindReadOnlyPaths = lib.mkAfter [ "/etc" ];
  networking.firewall.allowedTCPPorts = [ 4533 8000 ];

  # Printers
  services.printing.enable = true;

  # mpd
  services.mpd = {
    enable = true;
    user = "nki";
    startWhenNeeded = true;
    extraConfig = ''
      audio_output {
        type "pipewire"
        name "pipewire local"
        dsd "yes"
      }
    '';
  };
  systemd.services.mpd.environment = {
    # https://gitlab.freedesktop.org/pipewire/pipewire/-/issues/609
    XDG_RUNTIME_DIR = "/run/user/1000"; # User-id 1000 must match above user. MPD will look inside this directory for the PipeWire socket.
  };
  sops.secrets."scrobble/lastfm" = { };
  sops.secrets."scrobble/listenbrainz" = { };
  services.mpdscribble = {
    enable = true;
    endpoints."last.fm" = {
      username = "natsukagami";
      passwordFile = config.sops.secrets."scrobble/lastfm".path;
    };
    endpoints."listenbrainz" = {
      username = "natsukagami";
      passwordFile = config.sops.secrets."scrobble/listenbrainz".path;
    };
  };
}