modules/desktop/niri.nix


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{
    config,
    options,
    lib,
    pkgs,
    ...
}: let
    niriConf = config.modules.desktop.niri;
    device = config.modules.device;
    defaultApps = config.modules.desktop.defaultApplications.apps;
    configDir = config.nixosConfig.configDir;
in {
    options.modules.desktop.niri = {
        enable = lib.mkOption {
            type = lib.types.bool;
            default = false;
        };
    };

    config = lib.mkIf (niriConf.enable) (lib.mkMerge [
    {
        programs.niri.enable = true;
        programs.waybar.enable = true;
        programs.xwayland.enable = true;

        home.manager.services.polkit-gnome.enable = true;
        
        home.packages = with pkgs; [
            libnotify
            killall
            wdisplays
            xwayland-satellite
            wofi
            mako
            jq
            swww
        ];

        modules.device.displayProtocol = "wayland";

        environment.sessionVariables.NIXOS_OZONE_WL = "1";

        home.manager.xdg.configFile."niri/config.kdl".source = "${configDir}/niri/${config.networking.hostName}.kdl";

        system.userActivationScripts.linkwaybar.text = ''
            if [[ ! -h "$HOME/.config/waybar" ]]; then
                ln -s "${configDir}/waybar" "$HOME/.config/waybar"
            fi
        '';
    }
    (lib.mkIf (config.modules.desktop.greetd.enable) {
        services.greetd.settings = {
            default_session.command = ''
                ${pkgs.greetd.tuigreet}/bin/tuigreet \
                    --time \
                    --asterisks \
                    --user-menu \
                    --cmd niri-session
            '';
        };

        environment.etc."greetd/environments".text = ''
            Niri
        '';
    })
    ]);
}