{
  config,
  pkgs,
  ...
}: let
  currentTheme = config.services.displayManager.sddm.theme;

  sddm-sugar-candy = pkgs.stdenv.mkDerivation {
    pname = "sddm-sugar-candy";
    version = "master";
    src = pkgs.fetchgit {
      url = "https://framagit.org/MarianArlt/sddm-sugar-candy.git";
      hash = "sha256-XggFVsEXLYklrfy1ElkIp9fkTw4wvXbyVkaVCZq4ZLU=";
    };
    installPhase = ''
      runHook preInstall

      mkdir -p $out/share/sddm/themes/sugar-candy
      cp -r /build/sddm-sugar-candy/* $out/share/sddm/themes/sugar-candy

      runHook postInstall
    '';
  };

  /*
  Adds a theme.conf.user file to the current sddm theme's folder,
  allowing you to change it's configuration without needing to
  repackage it
  */
  customcfg = pkgs.stdenv.mkDerivation {
    name = "sddm-theme-customizer";
    dontUnpack = true;
    # TODO: generate theme.conf.user outside of installPhase
    installPhase = ''
      runHook preInstall

      mkdir -p $out/share/sddm/themes/${currentTheme}/
      echo "[General]
      background = ${pkgs.plasma-workspace-wallpapers}/share/wallpapers/MilkyWay/contents/images/5120x2880.png" >> $out/share/sddm/themes/${currentTheme}/theme.conf.user

      runHook postInstall
    '';
  };
in {
  # Enable SDDM.
  services.displayManager.sddm = {
    enable = true;
    wayland.enable = true;
    # theme = "sugar-candy";
    settings = {
      General = {Numlock = "off";};
      Theme = {CursorTheme = "Breeze_Snow";};
    };
  };
  # Sugar candy doesn't seem to work on qt6 :(
  # environment.systemPackages = [sddm-sugar-candy customcfg];
}