nixos-config/overlays/default.nix

# This file defines overlays
{inputs, ...}: {
  # This one brings our custom packages from the 'pkgs' directory
  additions = final: _prev: import ../packages final.pkgs;

  # This one contains whatever you want to overlay
  # You can change versions, add patches, set compilation flags, anything really.
  # https://nixos.wiki/wiki/Overlays
  modifications = final: prev: {
    ulauncher = prev.ulauncher.overrideAttrs (old: {
      propagatedBuildInputs = with prev.python3Packages;
        old.propagatedBuildInputs
        ++ [
          thefuzz
          tornado
        ];
    });

    wineWowPackages.stagingFull = prev.wineWowPackages.stagingFull.overrideAttrs (old: {
      patches = old.patches ++ [ ./wine-6006.patch ];
    });
  };

  # When applied, the unstable nixpkgs set (declared in the flake inputs) will
  # be accessible through 'pkgs.unstable'
  unstable-packages = final: _prev: {
    unstable = import inputs.nixpkgs-unstable {
      system = final.system;
      config.allowUnfree = true;
    };
  };
}