# 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).

{ config, pkgs, ... }:

{
  imports =
    [ # Include the results of the hardware scan.
      ./hardware-configuration.nix
    ];

  ## This mounts the ZFS pool
  boot.supportedFilesystems = [ "zfs" ];
  boot.zfs.forceImportRoot = false;
  networking.hostId = "1f72512b"; # head -c4 /dev/urandom | od -A none -t x4
  
  ##
  ## uncomment after formating disks
  ##
  #fileSystems."/mnt/media" = {
  #  device = "media-pool";
  #  fsType = "zfs";
  #};
  #
  ## ZFS snapshots
  #services.sanoid = {
  #  enable = true;
  #  templates.backup = {
  #    hourly = 36;
  #    daily = 30;
  #    monthly = 3;
  #    autoprune = true;
  #    autosnap = true;
  #  };
  #
  #  datasets."media-pool" = {
  #    useTemplate = [ "backup" ];
  #  };
  #};
  #
  #services.zfs.autoScrub = {
  #  enable = true;
  #  interval = "*-*-1,15 02:30";
  #};


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

  # makemkv fix
  boot.initrd.kernelModules = [ "sg" ];

  networking.hostName = "media-server"; # Define your hostname.

  # Enable networking
  networking.networkmanager.enable = true;

  # Set your time zone.
  time.timeZone = "America/New_York";

  # Select internationalisation properties.
  i18n.defaultLocale = "en_US.UTF-8";

  i18n.extraLocaleSettings = {
    LC_ADDRESS = "en_US.UTF-8";
    LC_IDENTIFICATION = "en_US.UTF-8";
    LC_MEASUREMENT = "en_US.UTF-8";
    LC_MONETARY = "en_US.UTF-8";
    LC_NAME = "en_US.UTF-8";
    LC_NUMERIC = "en_US.UTF-8";
    LC_PAPER = "en_US.UTF-8";
    LC_TELEPHONE = "en_US.UTF-8";
    LC_TIME = "en_US.UTF-8";
  };

  # Configure keymap in X11
  services.xserver.xkb = {
    layout = "us";
  };

  # Define a user account. Don't forget to set a password with passwd.
  programs.fish.enable = true;
  users.users.arm = {
    isNormalUser = true;
    shell = pkgs.fish;
    initialPassword = "changeme";
    extraGroups = [ "wheel" "networkmanager" "audio" "video" "cdrom" "input" "docker" "render"];
  };

  # define Swap file
  zramSwap.enable = true;
  zramSwap.memoryPercent = 50;

  # define jellyfin
  services.jellyfin = {
    enable = true;
  };
  # 1. enable vaapi on OS-level
  nixpkgs.config.packageOverrides = pkgs: {
    vaapiIntel = pkgs.vaapiIntel.override { enableHybridCodec = true; };
  };
  hardware.graphics = {
    enable = true;
    extraPackages = with pkgs; [
      intel-media-driver
      intel-vaapi-driver # previously vaapiIntel
      vaapiVdpau
      libvdpau-va-gl
      intel-compute-runtime # OpenCL filter support (hardware tonemapping and subtitle burn-in)
      vpl-gpu-rt # QSV on 11th gen or newer
      intel-media-sdk # QSV up to 11th gen
    ];
  };

  # define docker containers
  virtualisation.docker.enable = true;
  virtualisation.oci-containers.backend = "docker";
  virtualisation.oci-containers.containers = {
    # define Channels DVR for Live TV
    dvr = {
      ports = ["8089:8089"];
      autoStart = true;
      extraOptions = ["--device=/dev/dri:/dev/dri"];
      volumes = [
        "/mnt/media/dvr-data:/channels-dvr"
        "/mnt/media/dvr:/shares/DVR"
      ];
      image = "fancybits/channels-dvr:tve";
    };
    # define Automatic Ripping Machine for importing TV shows, Movies, Music, and Data CDs and DVDs
    arm = {
      ports = ["8080:8080"];
      autoStart = true;
      volumes = [
        "/mnt/media/arm:/home/arm"
        "/mnt/media/arm/Music:/home/arm/Music"
        "/mnt/media/arm/logs:/home/arm/logs"
        "/mnt/media/arm/media:/home/arm/media"
        "/mnt/media/arm/config:/etc/arm/config"
      ];
      extraOptions = ["--device=/dev/sr0:/dev/sr0" "--privileged"];
      environment = {
        ARM_UID = "1000";
        ARM_GID = "100";
      };
      image = "automaticrippingmachine/automatic-ripping-machine:latest";
    };
    # define youtube downloader for jellyfin
    pinchflat = {
      ports = ["8945:8945"];
      autoStart = true;
      volumes = [
        "/mnt/media/yt-config:/config"
        "/mnt/media/yt-downloads:/downloads"
      ];
      image = "ghcr.io/kieraneglin/pinchflat:latest";
    };
  };
  # Allow unfree packages
  nixpkgs.config.allowUnfree = true;
  nix.settings.experimental-features = [ "nix-command" "flakes" ];
  # adding packaegs
  environment.systemPackages = [
    pkgs.jellyfin
    pkgs.jellyfin-web
    pkgs.jellyfin-ffmpeg
    # cli tools
    pkgs.btop
    pkgs.git
    (import ./format-zfs-pool.nix { inherit pkgs; })
  ];

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

  # Enable the OpenSSH daemon.
  services.openssh.enable = true;

  # Open ports in the firewall.
  networking.firewall.allowedTCPPorts = [
   8080
   8089
   8096
   22
 ];
  # networking.firewall.allowedUDPPorts = [ ... ];
  # Or disable the firewall altogether.
  networking.firewall.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 = "24.11"; # Did you read the comment?

}