{
    config,
    lib,
    pkgs,
    ...
}: {
    nixpkgs.config.allowUnfree = true;

    boot = {
        kernelPackages = pkgs.linuxPackages_xanmod_latest;
        extraModulePackages = with config.boot.kernelPackages; [ v4l2loopback ];
        kernelModules = [ "v4l2loopback" ];
        kernelParams = [
            "video=eDP-1:1920x1280@60"
        ];
    };

    time.timeZone = "Europe/Warsaw";

    nix = {
        settings = {
            max-jobs = 2;
            cores = 3;
            substituters = [
                "https://nix-community.cachix.org"
                "https://nixpkgs-wayland.cachix.org"
                "https://viperml.cachix.org"
            ];
            trusted-public-keys = [
                "nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCYg3Fs="
                "nixpkgs-wayland.cachix.org-1:3lwxaILxMRkVhehr5StQprHdEo4IrE8sRho9R9HOLYA="
                "viperml.cachix.org-1:qZhKBMTfmcLL+OG6fj/hzsMEedgKvZVFRRAhq7j8Vh8="
            ];
        };
    };

    programs.dconf.enable = true;

    security.sudo.package = pkgs.sudo.override { withInsults = true; };

    security.polkit.enable = true;

    users.users.${config.myOptions.other.system.username} = {
        extraGroups = [ "video" "wireshark" ];
    };

    environment.sessionVariables = {
        CHROME_EXECUTABLE = "${pkgs.ungoogled-chromium}/bin/chromium";
    };

    hardware = {
        sensor.iio.enable = true;
        # ipu6 = {
        #     enable = true;
        #     platform = "ipu6";
        # };
        opengl = {
            enable = true;
            driSupport = true;
            driSupport32Bit = true;
            extraPackages = with pkgs; [
                mesa
                libdrm
                libva
                vaapiVdpau
                libvdpau-va-gl
            ];
            extraPackages32 = with pkgs; [
                driversi686Linux.mesa
                driversi686Linux.vaapiVdpau
                driversi686Linux.libvdpau-va-gl
            ];
        };
    };

    services = {
        pcscd.enable = true;

        udisks2.enable = true;
        dbus.enable = true;

        fwupd = {
            enable = true;
        };

        ratbagd.enable = true;

        fprintd = {
            enable = true;
            tod = {
                enable = true;
                driver = pkgs.libfprint-2-tod1-goodix;
            };
        };
    };

    services.journald = {
        extraConfig = ''
            SystemMaxUse=100M
        '';
    };

    services.udev = {
        packages = with pkgs; [
            yubikey-personalization
        ];
    };

    programs.wireshark = {
        enable = true;
        package = pkgs.wireshark;
    };

    # this makes usb devices autosuspend
    #powerManagement.powertop.enable = true;

    programs.kdeconnect.enable = true;

    programs.noisetorch.enable = true;

    # https://github.com/NixOS/nixpkgs/issues/270809
    systemd.services.ModemManager = {
        enable = lib.mkForce true;
        path = [ pkgs.libqmi ];
        wantedBy = [ "multi-user.target" "network.target" ];
    };

    networking.networkmanager = {
        enable = true;

        ensureProfiles.profiles = {
            sim = {
                connection = {
                    id = "sim";
                    uuid = "91d0e582-a24a-4835-baa9-98709b7793f9";
                    type = "gsm";
                    autoconnect = false;
                    permissions = "user:jacek:;";
                };
                gsm = {
                    apn = "internet";
                    username = "internet";
                    password = "internet";
                };
                ipv4.method = "auto";
                ipv6 = {
                    addr-gen-mode = "default";
                    method = "auto";
                };
            };
        };
    };

    myOptions = {
        other = {
            system = {
                hostname = "del";
                username = "jacek";
            };
            home-manager = {
                enable = true;
                enableDirenv = true;
            };
        };
        programs = {
            git = {
                enable = true;
                userName = "jacekpoz";
                userEmail = "jacekpoz@cock.li";
                signingKey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIHXD1EM4mQz99vJhmZX1r7kwMd8yewogOuoTUuv1xWZB";
                defaultBranch = "master";
            };
            starship.enable = true;
            zsh = {
                enable = true;
                extraAliases = {
                    #u = "nh os switch \"/home/jacek/niksos\" -H niks -- --use-remote-sudo";
                    #us = "NIX_SSHOPTS='-t' nh os switch \"/home/jacek/niksos\" -H chmura -- --use-remote-sudo --target-host chmura";
                    u = "nixos-rebuild switch --flake \"/home/jacek/niksos#del\" -L --use-remote-sudo";
                    us = "NIX_SSHOPTS='-t' nixos-rebuild switch --flake \"/home/jacek/niksos#chmura\" -L --use-remote-sudo --target-host chmura";
                };
                profiling = false;
            };
            anyrun.enable = true;
            vesktop.enable = true;
            btop.enable = true;
            firefox = {
                enable = true;
                defaultSearchEngine = "NotASearx";
                searchEngines = {
                    "NotASearx" = {
                        url = "https://search.notashelf.dev/search?q={searchTerms}";
                        faviconUrl = "https://search.notashelf.dev/favicon.ico";
                        aliases = [ "!sx" ];
                    };
                    "NixOS Packages" = {
                        url = "https://search.nixos.org/packages?channel=unstable&query={searchTerms}";
                        faviconPath = "${pkgs.nixos-icons}/share/icons/hicolor/scalable/apps/nix-snowflake.svg";
                        aliases = [ "!np" ];
                    };
                    "NixOS Options" = {
                        url = "https://search.nixos.org/options?channel=unstable&query={searchTerms}";
                        faviconPath = "${pkgs.nixos-icons}/share/icons/hicolor/scalable/apps/nix-snowflake.svg";
                        aliases = [ "!no" ];
                    };
                    "NixOS Wiki" = {
                        url = "https://nixos.wiki/index.php?search={searchTerms}";
                        faviconPath = "${pkgs.nixos-icons}/share/icons/hicolor/scalable/apps/nix-snowflake.svg";
                        aliases = [ "!nw" ];
                    };
                    "Home Manger Option Search" = {
                        url = "https://mipmip.github.io/home-manager-option-search?query={searchTerms}";
                        faviconPath = "${pkgs.nixos-icons}/share/icons/hicolor/scalable/apps/nix-snowflake.svg";
                        aliases = [ "!hm" ];
                    };
                    "Arch Wiki" = {
                        url = "https://wiki.archlinux.org/index.php?search={searchTerms}";
                        faviconUrl = "https://archlinux.org/favicon.ico";
                        aliases = [ "!aw" ];
                    };
                    "Gentoo Wiki" = {
                        url = "https://wiki.gentoo.org/index.php?search={searchTerms}";
                        faviconUrl = "https://www.gentoo.org/favicon.ico";
                        aliases = [ "!gw" ];
                    };
                    "Debian Wiki" = {
                        url = "https://wiki.debian.org/FrontPage?action=fullsearch&value={searchTerms}";
                        faviconUrl = "https://www.debian.org/favicon.ico";
                        aliases = [ "!dw" ];
                    };
                };
            };
            foot.enable = true;
            mpv.enable = true;
            osu = {
                enable = false;
                enableStable = false;
            };
            neovim.enable = true;
            zathura.enable = true;
            hypr = {
                land.enable = true;
                lock.enable = true;
            };
            helix.enable = false;
            newsboat.enable = true;
            quickshell = {
                enable = true;
                enabledConfigs = [
                    "powermenu"
                    "poz"
                ];
            };
        };
        themes = {
            cursor = {
                enable = true;
                package = pkgs.bibata-cursors;
                name = "Bibata-Modern-Classic";
                size = 24;
            };
            gtk = {
                enable = true;
                package = pkgs.catppuccin-gtk;
                name = "Catppuccin-Mocha-Standard-Green-Dark";
                variant = "mocha";
                accentColour = "green";
                iconTheme = {
                    name = "Papirus-Dark";
                    package = pkgs.catppuccin-papirus-folders;
                };
            };
            qt = {
                enable = true;
                package = pkgs.catppuccin-kde;
                name = "Catppuccin-Mocha-Dark";
                variant = "mocha";
                accentColour = "green";
            };
        };
        services = {
            dunst.enable = true;
            mpd.enable = true;
            greetd = {
                enable = true;
                greeter = "gtkgreet";
                launchOptions = [
                    "Hyprland"
                    "sway"
                    "zsh"
                    "reboot"
                    "shutdown now"
                ];
            };
            ssh = {
                daemon.enable = false;
                agent = {
                    enable = true;
                    hostAliases = rec {
                        github = {
                            hostName = "github.com";
                            publicKey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIBjhNPiKUGyAdhI6jXQsDVj5jqklIh+gVEoCGZEEaC62";
                        };
                        codeberg = {
                            hostName = "codeberg.org";
                            publicKey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAILZReNUB66x+SkVx0hlbA1lyfEBMpT8IvQ6LPRn52oBl";
                        };
                        gitlab = {
                            hostName = "gitlab.com";
                            publicKey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIA/4XLNm1/ea2jtLj2AvPWMigA/xo9mLbRUGurVthiqm";
                        };
                        aur = {
                            hostName = "aur.archlinux.org";
                            publicKey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIPrCofD7GLXfASLMdYFnnMxs77Ys0nu9PsCo6IKVB6Wd";
                            user = "aur";
                        };
                        jacekpoz = {
                            hostName = "git.jacekpoz.pl";
                            publicKey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIJSxvSM0y5Z958VrgU9JNCYS4oZmV4nNXP3hIrw6zr8R";
                            user = "forgejo";
                        };
                        chmura = {
                            hostName = "192.168.15.2";
                            publicKey = "ssh-rsa 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";
                            user = "chmura";
                        };
                        chmura2 = chmura // { hostName = "jacekpoz.pl"; };
                        malina = {
                            hostName = "192.168.15.3";
                            publicKey = "ssh-rsa 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";
                            user = "malina";
                        };
                        outfoxxed = {
                            hostName = "git.outfoxxed.me";
                            publicKey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIGqsfan2BERiFSgXEv6KCTbzpKmtkq4gNd2409ZuKbgh";
                        };
                        kik_haslo = {
                            hostName = "156.17.7.16";
                            publicKey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIJAC03lGubkSRl02cX1TJ3ItkcozS8aocEHeysv/WY4v";
                            port = 10002;
                            user = "auth";
                        };
                        kik_oceny = {
                            hostName = "156.17.7.45";
                            publicKey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIJAC03lGubkSRl02cX1TJ3ItkcozS8aocEHeysv/WY4v";
                            port = 19999;
                            user = "view";
                        };
                        tramwaj = {
                            hostName = "asi.pwr.wroc.pl";
                            publicKey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAINnqXeczgwYduhAd3LT16qTor8CcU1b8J+YyUwKhkxqD";
                            port = 2137;
                            user = "poz";
                        };
                    };
                };
            };
            pipewire.enable = true;
            syncthing.enable = true;
        };
    };

    system.stateVersion = "23.11";
}