nix-flake/modules/options/graphics.nix

{ inputs, self, ... }: let
  mkSharedGraphicsOptions = { pkgs, lib }: {
    components = {
      windowManagers = lib.mkOption {
        type = inputs.helpers.mkOptionalListOfType (inputs.helpers.mkEnumFromDirContents "${self}/modules/components/window-managers");
        description = "This option defines the window manager(s) that should be installed, enabling any config associated with it in the process. It can be either a list or just one value.";
        default = [];
      };

      shells = lib.mkOption {
        type = inputs.helpers.mkOptionalListOfType (inputs.helpers.mkEnumFromDirContents "${self}/modules/components/shells");
        description = "This option defines the graphical shell(s) that should be installed (e.g. Noctalia, DMS), enabling any config associated with it in the process. It can be either a list or just one value.";
        default = [];
      };
    };

    features = {
      applications.gui = {
        equibop = {
          enable = lib.mkEnableOption "equibop";
          autostart = lib.mkOption {
            type = lib.types.bool;
            description = "This option controls whether an `equibop.desktop` file is generated and placed into `$XDG_CONFIG_HOME/autostart`.";
            default = false;
          };
        };

        floorp.enable = lib.mkEnableOption "floorp";

        fluxer.enable = lib.mkEnableOption "fluxer";
        fluxer-canary.enable = lib.mkEnableOption "fluxer-canary";

        kitty.enable = lib.mkEnableOption "kitty";

        nautilus.enable = lib.mkEnableOption "nautilus";

        remmina.enable = lib.mkEnableOption "remmina";

        spotify = {
          enable = lib.mkEnableOption "spotify";
          spicetify = {
            enable = lib.mkEnableOption "spicetify";
            theme = lib.mkOption {
              type = lib.types.nullOr (lib.types.enum (builtins.attrNames inputs.spicetify.legacyPackages.${pkgs.stdenv.hostPlatform.system}.themes));
              description = "This option is used to select a theme for Spicetify to use, from the list of available packages themes.";
              default = null; 
            };
          };
        };

        vscode.enable = lib.mkEnableOption "vscode";
      };

      nixos.stylix.enable = lib.mkEnableOption "stylix";
    };
  };

  redundantOptionWarn = name: value: "The functionality of this option completely depends on `${name}` being `${value}`, and will not be evaluated otherwise.";
in {
  flake.nixosModules.graphicsOptions = { pkgs, lib, ... }: {
    options = (mkSharedGraphicsOptions { inherit pkgs; inherit lib; }) // {
      components = (mkSharedGraphicsOptions { inherit pkgs; inherit lib; }).components // {
        displayManager = lib.mkOption {
          type = inputs.helpers.mkEnumFromDirContents "${self}/modules/components/display-managers";
          description = "This option defines the bootloader that should be used, enabling any config associated with it in the process.";
          default = "lightdm";
        };
      };

      features = (mkSharedGraphicsOptions { inherit pkgs; inherit lib; }).features // {
        applications.gui = {
          equibop.enable.description = (mkSharedGraphicsOptions { inherit pkgs; inherit lib; }).features.applications.gui.equibop.enable.description + "\n" + (redundantOptionWarn "features.nixos.home-manager.enable" "true");
          spotify.spicetify.theme.description = (mkSharedGraphicsOptions { inherit pkgs; inherit lib; }).features.applications.gui.spotify.spicetify.theme.description + "\n" + (redundantOptionWarn "features.nixos.home-manager.enable" "true");
        } // (mkSharedGraphicsOptions { inherit pkgs; inherit lib; }).features.applications.gui;
      };
    };
  };

  flake.homeModules.graphicsOptions = { pkgs, lib, ... }: {
    options = mkSharedGraphicsOptions { inherit pkgs; inherit lib; };
  };
}