{ config, pkgs, ... }:

let
  jack2 = pkgs.callPackage ./jack2.nix {};
in {
  imports =
    [
      ./bragi-hw.nix
      ./autofs.nix
    ];

  boot.loader.grub.enable = true;
  boot.loader.grub.version = 2;
  boot.loader.grub.device = "/dev/sda";

  boot.loader.grub.extraConfig = "serial; terminal_output.serial";
  boot.kernelParams = [ "console=ttyS0,115200"
                      ];

  networking.hostName = "bragi";
  networking.hostId = "2af11085";
  networking.wireless.enable = true;

  networking.firewall = {
    allowPing = true;
    allowedUDPPortRanges = [ { from = 60000; to = 61000; } # mosh-server
                           ];
  };

  environment.systemPackages = with pkgs; [
    git
    mosh
    rsync
    tmux
    nfs-utils
    jack2
  ];

  # List services that you want to enable:

  services.openssh.enable = true;

  services.fcron = {
    enable = true;
    systab = ''
      %weekly * * nix-collect-garbage --delete-older-than '7d'
    '';
  };

  services.autofs = {
    enable = true;
    autoMaster = let
      mapConf = pkgs.writeText "auto" ''
        odin -fstype=nfs,ro odin.asgard.yggdrasil:/srv/media
      '';
      in ''
        /media file:${mapConf}
      '';
  };

  users.extraUsers.guest = {
    name = "gkleen";
    isNormalUser = true;
    uid = 1000;
    createHome = true;
    home = "/home/gkleen";
    shell = "${pkgs.zsh}/bin/zsh";
    openssh.authorizedKeys.keys = [ "ecdsa-sha2-nistp521 AAAAE2VjZHNhLXNoYTItbmlzdHA1MjEAAAAIbmlzdHA1MjEAAACFBABVMu+0txXdxdTSY8POAYVXbuOEDW6VxJzaYwQljc9kzM63VUZuE606R0g2ZGr9A+Gk6qO6fpCiq4SM+1Yygz5yHgGlbO750TOGaTe6KSGw+u3miaeDviejmxTqetGmiJe7BTLRAbYHjRgD5SkK/Ovos0cDSyOfZ5aha/ehox+proQKGA== gkleen@cathy"
                                  ];
    extraGroups = [ "wheel" "audio" ];
    hashedPassword = "$6$MBq4kwM68$Eg8O6m76mM2905VppNZO67J3EHqJVBuIWQkz.MFFa7afVQKhGuSSYHl50WkkFYXHEY5MIM7IjWYZ0UJwq2IDJ0";
  };

  security.setuidPrograms = ["mount.nfs"];

  security.pam.loginLimits =
  [
    { domain = "@audio"; item = "memlock"; type = "-"; value = "unlimited"; }
    { domain = "@audio"; item = "rtprio"; type = "-"; value = "99"; }
    { domain = "@audio"; item = "nofile"; type = "soft"; value = "99999"; }
    { domain = "@audio"; item = "nofile"; type = "hard"; value = "99999"; }
  ];

  systemd.services.jack = {
    wantedBy = [ "sound.target" ];
    serviceConfig = {
      Type = "simple";
      ExecStart = "${jack2}/bin/jackd -d alsa -M -H -r 96000";
    };
  };
}