{ config, pkgs, lib, ... }:
let
in {
  imports = [
    ../sway/sway.nix
    ../sway/launcher-cleanup.nix
    ./social.nix
    ./signal-work.nix
    ./thunderbird.nix
    ./bitwarden.nix
    ./rustdesk.nix
    ./rustdesk-epicenter.nix
    ./flatpak-packages.nix
  ];

  environment.systemPackages = with pkgs; [
    alacritty
    apache-directory-studio
    cryptomator
    fontforge
    freecad
    firefox
    openscad
    orca-slicer

    (where-is-my-sddm-theme.override {
      themeConfig.General = {
        showUsersByDefault = true;
        background = "/nix/persist/system/wallpaper.png";
        backgroundFill = "#252525";
        backgroundFillMode="Image.Pad";
        passwordInputWidth = 0.25;
        passwordInputBackground = "#60ffffff";
        passwordFontSize = 28;
        showSessionsByDefault = true;
        sessionsFontSize=24;
        usersFontSize=32;
      };
      variants = ["qt5"];
    })

    dracula-theme
    foot
    fractal

    gimp
    seahorse
    adwaita-icon-theme
    grim
    hunspell
    hunspellDicts.de_DE
    hunspellDicts.en_US
    libreoffice
    libsForQt5.qtgraphicaleffects
    mako
    moonlight-qt
    nautilus
    netflix
    networkmanagerapplet
    nextcloud-client
    onlyoffice-bin
    obs-studio
    pavucontrol
    pinentry
    rbw
    rofi-rbw
    swayimg
    thunderbird
    vlc
    wl-clipboard
    wtype
    xfce.thunar
    xfce.thunar-volman
    xfce.thunar-archive-plugin
    xorg.libX11
    xorg.libXcursor
    xorg.libXi
    xorg.libXrandr
    yubioath-flutter
  ];

  environment.variables.XCURSOR_SIZE = "24";

  services.displayManager.defaultSession = "sway";
  services.displayManager.sddm = {
    enable = true;
    wayland.enable = true;
    theme = "where_is_my_sddm_theme_qt5";
  };

  xdg.portal = {
    enable = true;
    wlr.enable = true;
    extraPortals = [ pkgs.xdg-desktop-portal-gtk ];
  };

  services.gnome.gnome-keyring.enable = true;
  services.gvfs.enable = true;

  # VirtualBox disabled by default to save battery - enable manually if needed
  # virtualisation.virtualbox.host.enable = true;
  users.extraGroups.vboxusers.members = [ "dominik" ];

  fonts.packages = with pkgs; [
    noto-fonts
    noto-fonts-cjk-sans
    noto-fonts-emoji
    nerd-fonts._0xproto
    nerd-fonts.droid-sans-mono
    open-sans
  ];

  programs.light.enable = true;

  hardware.bluetooth.enable = true;
  hardware.bluetooth.powerOnBoot = false;  # Save battery - enable manually when needed
  hardware.bluetooth.settings = {
    General = { ControllerMode = "bredr"; };
  };
  services.blueman.enable = true;

  services.tlp.enable = true;
  services.tlp.settings = {
    CPU_SCALING_GOVERNOR_ON_AC = "performance";
    CPU_SCALING_GOVERNOR_ON_BAT = "powersave";

    CPU_ENERGY_PERF_POLICY_ON_AC = "performance";
    CPU_ENERGY_PERF_POLICY_ON_BAT = "power";

    CPU_BOOST_ON_AC = 1;
    CPU_BOOST_ON_BAT = 0;

    CPU_MIN_PERF_ON_AC = 0;
    CPU_MAX_PERF_ON_AC = 100;
    CPU_MIN_PERF_ON_BAT = 0;
    CPU_MAX_PERF_ON_BAT = 30;

    RUNTIME_PM_ON_AC = "auto";
    RUNTIME_PM_ON_BAT = "auto";

    # WiFi power saving
    WIFI_PWR_ON_AC = "off";
    WIFI_PWR_ON_BAT = "on";

    # Disable wake on LAN on battery
    WOL_DISABLE = "Y";

    # SATA aggressive link power management
    SATA_LINKPWR_ON_AC = "med_power_with_dipm";
    SATA_LINKPWR_ON_BAT = "min_power";

    # PCIe Active State Power Management
    PCIE_ASPM_ON_AC = "default";
    PCIE_ASPM_ON_BAT = "powersupersave";

    # USB autosuspend
    USB_AUTOSUSPEND = 1;
    USB_EXCLUDE_AUDIO = 1;
    USB_EXCLUDE_BTUSB = 0;
    USB_EXCLUDE_PHONE = 0;
    USB_EXCLUDE_PRINTER = 1;
    USB_EXCLUDE_WWAN = 0;
    USB_EXCLUDE_INPUT = 1;  # Exclude keyboard/touchpad to prevent suspend issues

    # Audio power saving
    SOUND_POWER_SAVE_ON_AC = 0;
    SOUND_POWER_SAVE_ON_BAT = 1;
    SOUND_POWER_SAVE_CONTROLLER = "Y";

    # Disk idle timeout
    DISK_IDLE_SECS_ON_AC = 0;
    DISK_IDLE_SECS_ON_BAT = 2;

    # Battery charge thresholds (Framework 13 recommendation)
    START_CHARGE_THRESH_BAT0 = 60;
    STOP_CHARGE_THRESH_BAT0 = 80;
  };

  boot.plymouth = {
    enable = true;
    theme = "spin";
    themePackages = with pkgs; [
      (adi1090x-plymouth-themes.override {
        selected_themes = [ "spin" ];
      })
    ];
  };

  security.polkit.enable = true;
  systemd.user.services.polkit-gnome-authentication-agent-1 = {
    description = "polkit-gnome-authentication-agent-1";
    wantedBy = [ "graphical-session.target" ];
    wants = [ "graphical-session.target" ];
    after = [ "graphical-session.target" ];
    serviceConfig = {
      Type = "simple";
      ExecStart = "${pkgs.polkit_gnome}/libexec/polkit-gnome-authentication-agent-1";
      Restart = "on-failure";
      RestartSec = 1;
      TimeoutStopSec = 10;
    };
  };

  environment.variables.TERMINAL_COMMAND = "alacritty";
}