{
  inputs,
  pkgs,
  upkgs,
  lib,
  config,
  ...
}: let
  cfg = config.programs.waywall;

  mcsrPkgs = inputs.mcsr.packages.${pkgs.stdenv.hostPlatform.system};
  # thin = pkgs.fetchurl {
  #   url = "https://v.uku.moe/u/thin.png";
  #   hash = "sha256-VzT9a0/+JMG+To80+xuQSo4x2w6+zavCvUJ6irBkpVg=";
  # };
  # wide = pkgs.fetchurl {
  #   url = "https://v.uku.moe/u/wide.png";
  #   hash = "sha256-xJX+QladHQiQYBdKZEB9kuEaxBWVZuuStf4r4gIv5uo=";
  # };
  # tall = pkgs.fetchurl {
  #   url = "https://v.uku.moe/u/tall.png";
  #   hash = "sha256-RLyV6iFVDlJKKEdA3CBAQR/sIj2WnhZVBAmLzVmS7JA=";
  # };
in {
  imports = [inputs.mcsr.nixosModules.waywall];

  options = {
    programs.waywall = {
      width = lib.mkOption {
        type = lib.types.int;
        default = 1920;
      };

      height = lib.mkOption {
        type = lib.types.int;
        default = 1080;
      };
    };
  };

  config = {
    nixpkgs.overlays = [
      (final: prev: {
        prismlauncher = prev.prismlauncher.override {
          jdks = [
            mcsrPkgs.graalvm-21
            upkgs.openjdk8
          ];

          additionalLibs = with pkgs; [
            libx11
            libxt
            libxtst
            libxcb
            libxkbcommon
            libxinerama
          ];
        };
      })
    ];

    environment.systemPackages = with pkgs; [
      prismlauncher
    ];

    programs.waywall = {
      enable = true;
      config = {
        enableWaywork = true;
        programs = [mcsrPkgs.ninjabrain-bot];

        files = {
          eye_overlay = ./eye-overlay-trans.png;
          # inherit thin wide tall;
        };

        text =
          ''
            local resolution = { w = ${toString cfg.width}, h = ${toString cfg.height} }
            -- end globals
          ''
          + (builtins.readFile ./waywall.lua);

        # linkWithSystemd = false;
      };
    };
  };
}