{ config, lib, ... }:

let
  cfg = config.homelab.fileSystems.media.video;

  remotePath = "/mnt/SMALL/MEDIA/VIDEO";

  maxPermissions = permissions: 
    if builtins.elem "write" permissions then "rw"
    else "ro";
  permissionsOption = maxPermissions cfg.permissions;
in {
  options.homelab.fileSystems.media.video = {
    enable = lib.mkEnableOption "MEDIA/VIDEO dataset";
    hostPath = lib.mkOption {
      type = lib.types.path;
      default = "/srv/video";
      description = "Mountpath on host";
    };
    permissions = lib.mkOption {
      type = lib.types.listOf (lib.types.enum [ "read" "write" ]);
      default = [ "read" ];
      description = "Mount options permissions";
    };
  };

  config = lib.mkIf cfg.enable {
    fileSystems."${cfg.hostPath}" = {
      device = "192.168.0.11:${remotePath}";
      fsType = "nfs";
      options = [
        permissionsOption
        "auto"
        "nfsvers=4.2"
        "async" "soft"
        "rsize=1048576" "wsize=1048576"
        "timeo=600" "retry=50" "retrans=2" "actimeo=1800" "lookupcache=all"
        "_netdev" "nosuid" "tcp"
      ];
    };
  };
}