let
  nix-software-center = (import (pkgs.fetchFromGitHub {
    owner = "vlinkz";
    repo = "nix-software-center";
    rev = "0.1.0";
    sha256 = "d4LAIaiCU91LAXfgPCWOUr2JBkHj6n0JQ25EqRIBtBM=";
  })) {};
in

  # 

    
  # Suspend-then-hibernate everywhere
  services.logind = {
    lidSwitch = "suspend-then-hibernate";
    extraConfig = ''
      HandlePowerKey=suspend-then-hibernate
      IdleAction=suspend-then-hibernate
      IdleActionSec=2m
    '';
  };
  systemd.sleep.extraConfig = "HibernateDelaySec=20h";
  # grub because we windows

  #services.xray.settingsFile = "/etc/nixos/config.json";
  #services.xray.enable = true;

];

  ];

      chromium
      vlc
      vscodium
      polkit_gnome
      polkit
      onlyoffice-bin
      libreoffice
      meld
      kdiff3
      nix-software-center

  programs.kdeconnect.package = pkgs.gnomeExtensions.gsconnect;
  programs.kdeconnect.enable = true;

  nixpkgs.config.permittedInsecurePackages = [
    "electron-12.2.3"
  ];

  security.polkit.enable = true;

 environment.sessionVariables = {
   MOZ_ENABLE_WAYLAND = "1";
};

  environment.sessionVariables = {
    MOZ_ENABLE_WAYLAND = "1";
  };

    gnome.dconf-editor
    gnomeExtensions.gsconnect
    iwd
    gparted
  #  xray

  #networking.networkmanager.wifi.backend = "iwd";
  #networking.wireless.iwd.enable = true;
  services.flatpak.enable = true;

  # nix.settings.substituters = [ "https://mirrors.tuna.tsinghua.edu.cn/nix-channels/store" ];

  #nix.settings.substituters = [ "https://mirrors.tuna.tsinghua.edu.cn/nix-channels/store" ];

  swapDevices = [ ];

  swapDevices =
    [ { device = "/dev/disk/by-uuid/c6930a02-eaad-44a3-a6bf-39a3260c6211"; }
    ];
  boot.resumeDevice = "/dev/disk/by-uuid/c6930a02-eaad-44a3-a6bf-39a3260c6211";
  
    # Set up deep sleep + hibernation
#  swapDevices = [
#    { device = "/swapfile"; }
#  ];
  # Partition swapfile is on (after LUKS decryption)
#  boot.resumeDevice = "/dev/disk/by-uuid/01d67437-1a65-44b6-b1e5-d3748ea6251b";
  # Resume Offset is offset of swapfile
  # https://wiki.archlinux.org/title/Power_management/Suspend_and_hibernate#Hibernation_into_swap_file
  #boot.kernelParams = [ "mem_sleep_default=deep" "resume_offset=12130304" ];
  boot.kernelParams = [ "mem_sleep_default=deep" ];