{ config, pkgs, lib, inputs, ... }:

{

    imports = [
        ./hardware-configuration.nix

        inputs.home-manager.nixosModules.default

        inputs.sops-nix.nixosModules.sops
    ];

    config = {

        services.desktopManager.cosmic = {
            enable = true;
            xwayland.enable = true;
        };

        nixpkgs.config = {
            allowUnfree = true;
        };

# Bootloader.
        boot = {
            kernelPackages = pkgs.linuxKernel.packages.linux_6_16;
            loader = {
                systemd-boot.enable = true;
                efi.canTouchEfiVariables = true;
                timeout = null;
            };
            kernelParams = [ "snd-intel-dspcfg.dsp_driver=1" ];
        };

        systemd.extraConfig = "DefaultLimitNOFILE=2048";

        specialisation = {
            docked.configuration = {
                hardware.nvidia.prime.sync.enable = true;

                home-manager.users.nathan.wayland.windowManager.hyprland.extraConfig = ''
                    monitor=eDP-1,1920x1080@300,0x0,1
                '';
            };
        };

        home-manager.users.nathan.wayland.windowManager.hyprland.extraConfig = lib.mkIf (config.specialisation != {}) ''
            monitor=eDP-1,1920x1080@60,0x0,1
        '';

        hardware = {
            graphics.enable = true;

            firmware = with pkgs; [
                sof-firmware
            ];

            nvidia = {
                modesetting.enable = true;
                powerManagement.enable = true;
                powerManagement.finegrained = false;
                open = false;
                nvidiaSettings = true;
                package = config.boot.kernelPackages.nvidiaPackages.stable;

                prime = {
# Make sure to use the correct Bus ID values for your system!
                    intelBusId = "PCI:0:2:0";
                    nvidiaBusId = "PCI:1:0:0";
# WARNING: sync and offload are mutually exclusive.
# You can only pick one!!
#sync.enable = true;
                    offload = lib.mkIf (config.specialisation != {}) {
                        enable = true;
                        enableOffloadCmd = true;
                    };
                };
            };
#enable bluetooth
            bluetooth.enable = true;

        };

        services.pulseaudio.enable = false;

        environment.systemPackages = with pkgs; [
            alsa-utils
        ];

        sysconfig = {
            remoteBuildClient = true;
            host = "laptop";
            graphical = true;
            users = {
                nathan = {
                    extraGroups = [ "wheel" "networkmanager" ];
                    hashedPasswordFile = config.sops.secrets."nathan/pass".path;
                    shell = pkgs.zsh;
                    home-manager = {
                        enable = true;
                        standalone = false;
                        extraModules = [
                        {
                            homeconfig = {
                                minimal = false;
                                hyprland.enable = true;
                                hyprlock.enable = true;
                                wal.enable = true;
                                mpd.enable = true;
                                hyprpanel.enable = true;
                                calcurse.enable = true;
                                rofi.enable = true;
                                firefox.enable = true;
                                git.enable = true;
                                nh.enable = true;
                            };
                        } 
                        ];
                    };
                };
            };

            services = {
                sddm.enable = true;
                openssh.enable = false;
                pipewire.enable = true;
                kdePlasma6.enable = true;
                netbird.enable = true;
                ollama.enable = true;
            };

            programs = {
                steam.enable = true;
                hyprpanel.enable = true;
                hyprland.enable = true;
            };


            virtualization = {

                wyoming = {
                    enable = false;
                };

                homeassistant = {
                    enable = false;
                };
            };
        };


# Enable the X11 windowing system.
        services.xserver = {
            enable = true;
            videoDrivers = ["nvidia"];
        };

        services.displayManager.enable = true;

        services.avahi = {

            enable = true;
            ipv4 = true;
            ipv6 = true;
            openFirewall = true;
            nssmdns4 = true;
            wideArea = true;

        };


        environment.shells = with pkgs; [ zsh bashInteractive ];

# Enable CUPS to print documents.
        services.printing.enable = true;

        programs.adb.enable = true;

        programs.zsh.enable = true;

        system.stateVersion = "23.05"; # Did you read the comment?

            networking = {
                nameservers = [ "1.1.1.1" "1.0.0.1" ];
                networkmanager.enable = true;
            };

        sops = {
            age.keyFile = "/var/lib/sops/age/keys.txt";
            defaultSopsFile = ./secrets.yaml;
            defaultSopsFormat = "yaml";
            secrets."nathan/pass".neededForUsers = true;
        };

        fonts.packages = with pkgs; [ nerd-fonts.fira-code ];

    };

}