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

let
  aliases = import ../data/aliases.nix;
  my-overlay = self: super: {
    my-linuxPackages = super.unstable.linuxPackages_latest;
  };
in {
  orbekk.gaming.enable = true;
  orbekk.desktop.enable = true;
  orbekk.builder.enableRemoteBuilds = true;
  orbekk.rtc-wakeup.enable = true;
  orbekk.vpn.enable = true;
  # orbekk.pms7003-exporter.enable = false;

  # Don't run gc on startup.
  nix.gc.persistent = false;

  services.logind.extraConfig = ''
    HandlePowerKey=suspend
    IdleAction=suspend
    IdleActionSec=30m
  '';

  systemd.watchdog.runtimeTime = "30s";
  services.fwupd.enable = true;
  orbekk.simple-firewall.allowedTCPPorts = [
    69
    22
    aliases.services.prometheus-pms7003-exporter.port
    "1714-1764"
  ];
  orbekk.simple-firewall.allowedUDPPorts = [
    # avahi
    5353
    69
    "1714-1764"
  ];

  environment.systemPackages = with pkgs; [
    # minecraft
    gnomeExtensions.appindicator
    (kodi.withPackages (p:
      with p; [
        inputstream-adaptive
        # controllers.default
        joystick
        inputstreamhelper
        pvr-iptvsimple
      ]))
    retroarch
    wmctrl # for steam launcher
  ];
  nixpkgs.config.retroarch = {
    enableMGBA = true;
    # enableCitra = true;
    # enableDolphin = true;
  };

  nixpkgs.overlays = [ my-overlay ];
  hardware.uinput.enable = true;
  services.joycond.enable = true;
  services.openssh.enable = true;

  # systemd.services.display-manager.wants = [ "systemd-user-sessions.service" "multi-user.target" "network-online.target" ];
  # systemd.services.display-manager.after = [ "systemd-user-sessions.service" "multi-user.target" "network-online.target" ];
  # services.xserver.displayManager.lightdm.enable = lib.mkForce false;
  services.xserver.displayManager.defaultSession = "plasmawayland";
  # services.xserver.displayManager.autoLogin = {
  #   enable = true;
  #   user = "guest";
  # };

  networking.firewall.allowedTCPPorts = [ 22 4713 ];
  networking.networkmanager.enable = true;
  networking.networkmanager.wifi.powersave = false;
  networking.vlans = {
    "enp37s0.admin" = {
      id = 255;
      interface = "enp37s0";
    };
  };
  networking.interfaces."enp37s0.admin".useDHCP = true;

  systemd.extraConfig = "DefaultLimitNOFILE=1048576";

  security.pam.loginLimits = [{
    domain = "*";
    type = "hard";
    item = "nofile";
    value = "1048576";
  }];

  # services.blueman.enable = true;
  # services.xserver.videoDrivers = [ "amdgpu" ];
  # services.xserver.resolutions = [{
  #   x = 2560;
  #   y = 1440;
  # }];

  hardware.cpu.amd.updateMicrocode = true;
  hardware.enableAllFirmware = true;
  hardware.enableRedistributableFirmware = true;

  # To use steam driver instead:
  # boot.blacklistedKernelModules = [ "hid_playstation" ];
  boot.loader.timeout = 1;
  boot.loader.grub.enable = true;
  boot.loader.grub.devices = [ "nodev" ];
  boot.loader.grub.efiSupport = true;
  boot.loader.efi.canTouchEfiVariables = true;
  # boot.loader.grub.efiInstallAsRemovable = true;
  # boot.kernelPackages = pkgs.my-linuxPackages;
  boot.kernelModules = [ "i2c-dev" ];

  # https://bugzilla.kernel.org/show_bug.cgi?id=203709
  boot.extraModprobeConfig = ''
    # options iwlwifi power_save=0
    # options iwlwifi swcrypto=1
    # options iwlwifi disable_11ax=1
    # options iwlwifi bt_coex_active=0
    # options iwlmvm power_scheme=1
    # options bluetooth disable_ertm=1

    # For xpadneo
    # alias hid:b0005g*v0000045Ep000002E0 hid_xpadneo
    # alias hid:b0005g*v0000045Ep000002FD hid_xpadneo
    # alias hid:b0005g*v0000045Ep00000B05 hid_xpadneo
    # alias hid:b0005g*v0000045Ep00000B13 hid_xpadneo
  '';

  systemd.services.monitor-switch-to-me = {
    description = "Switch monitor to this computer";
    path = [ pkgs.ddcutil ];
    script = let target = "0x0f";
    in ''
      # Would like to avoid switching if possible; sadly this doesn't reliably
      # report other input sources.
      # ddcutil --mfg HPN getvcp 60 | grep sl=${target} || \
      ddcutil --mfg HPN setvcp 60 ${target} --sleep-multiplier 4
      # Prevent from getting executed multiple times in succession.
      sleep 15
    '';
  };

  services.udev.extraRules = ''
    # ACTION!="add", GOTO="display_switch_end"
    # # Trigger on 0bda:5411 usb hub plugin.
    # ATTRS{idVendor}=="0bda",\
    #   ATTRS{idProduct}=="5411",\
    #   RUN+="${pkgs.systemd}/bin/systemctl start --no-block monitor-switch-to-me.service"
    # LABEL="display_switch_end"

    # For xpadneo
    ACTION=="add", KERNEL=="0005:045E:02FD.*|0005:045E:02E0.*|0005:045E:0B05.*|0005:045E:0B13.*", SUBSYSTEM=="hid", DRIVER!="xpadneo", ATTR{driver/unbind}="%k", ATTR{[drivers/hid:xpadneo]bind}="%k"
    ACTION=="add", DRIVERS=="xpadneo", SUBSYSTEM=="input", ENV{ID_INPUT_JOYSTICK}=="1", TAG+="uaccess", MODE="0664", ENV{LIBINPUT_IGNORE_DEVICE}="1"
  '';

  # boot.kernelPackages = let
  #   linux_pkg = { fetchgit, buildLinux, ... } @ args:
  #     buildLinux (args // rec {
  #       version = "5.6";
  #       modDirVersion = "5.6.0";
  #       src = pkgs.fetchgit {
  #         url = "https://kernel.googlesource.com/pub/scm/linux/kernel/git/torvalds/linux.git";
  #         rev = "v5.6";
  #         sha256 = "06xddhg04gv9azqikvv98xcv8x6h0x3xy2zc6r7m7jjd28a5bh6j";
  #       };
  #       kernelPatches = [];
  #     } // (args.argsOverride or {}));
  #   linux = pkgs.callPackage linux_pkg {};
  # in pkgs.recurseIntoAttrs (pkgs.linuxPackagesFor linux);

  boot.kernelParams = [ ];
  networking.hostName = "firelink"; # Define your hostname.

  system.stateVersion = lib.mkForce "20.03";

  # SSD configuration
  fileSystems."/" = {
    device = "/dev/mapper/cryptsystem";
    fsType = "ext4";
    options = [ "noatime" "discard" ];
  };

  boot.initrd.luks.devices."cryptsystem" = {
    device = "/dev/disk/by-uuid/8acc11c2-e540-4561-8c88-34176fca1a72";
    allowDiscards = true;
    keyFile = "/dev/zero";
    keyFileSize = 32;
    fallbackToPassword = true;
  };

  fileSystems."/boot" = {
    device = "/dev/disk/by-uuid/C636-D264";
    fsType = "vfat";
  };

  programs.ssh.askPassword = "${pkgs.x11_ssh_askpass}/libexec/x11-ssh-askpass";

  # 60 fps
  services.xserver.xrandrHeads = let
    monitor = name: {
      output = name;
      monitorConfig = ''
        ModeLine "3840x2160" 594.00 3840 4016 4104 4400 2160 2168 2178 2250 +hsync +vsync
        Option "PreferredMode" "3840x2160_60"
      '';

    };
  in [ (monitor "HDMI-0") (monitor "HDMI-1") ];
}