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

let
  home-manager = builtins.fetchTarball "https://github.com/nix-community/home-manager/archive/master.tar.gz";
  mypkgs = import (builtins.fetchTarball {
        url = "https://github.com/NixOS/nixpkgs/archive/c407032be28ca2236f45c49cfb2b8b3885294f7f.tar.gz";
      }) {};
  wine64-8-20-staging = mypkgs.wine64Packages.staging;

in
{
  imports =
    [
      ./hardware-configuration.nix
      (import "${home-manager}/nixos")
    ];

  nixpkgs.config.allowUnfree = true;
  environment.systemPackages = with pkgs; [
    tdesktop
    google-chrome
    vscode
    bluez
    vlc
    obs-studio
    libreoffice
    kate
    sunshine
    bitwig-studio
    kleopatra

    wine64-8-20-staging
    bottles
    winetricks
    yabridge
    yabridgectl


    wget
    git
    neofetch
    tcping-go
    btop
    busybox
    xclip
    yubico-pam
    yubikey-agent
    yubikey-manager
    yubioath-flutter
    (neovim.override {
      vimAlias = true;
      configure = {
        customRC=''
          set mouse=a
	      set tabstop=4
          set nu
          set autoindent

	    ''; 
        packages.myPlugins = with pkgs.vimPlugins; {
          start = [ vim-lastplace vim-nix ]; 
          opt = [];
        };
      };
    })

  ];
  programs.clash-verge.enable=true;
  programs.clash-verge.tunMode=true;
  programs.clash-verge.autoStart=true;
#  virtualisation.virtualbox.host.enable = true;
#  virtualisation.virtualbox.host.enableExtensionPack = true;
#  users.extraGroups.vboxusers.members = [ "lzc256" ];
  programs.steam = {
    enable = true;
    remotePlay.openFirewall = true;
    dedicatedServer.openFirewall = true;
  };
  services.jack = {
    jackd.enable = true;
    alsa.enable = false;
    loopback = {
      enable = true;
      # buffering parameters for dmix device to work with ALSA only semi-professional sound programs
      #dmixConfig = ''
      #  period_size 2048
      #'';
    };
  };
  users.extraUsers.lzc256.extraGroups = [ "jackaudio" ];

  environment.shellAliases = {
    nrs = ''sudo /etc/nixos/push.sh; sudo nixos-rebuild switch --option substituter "https://mirrors.ustc.edu.cn/nix-channels/store"'';
    conf = "sudo vim /etc/nixos/configuration.nix";
  };

  boot.loader.grub.enable = true;
  boot.loader.grub.efiSupport = true;
  boot.loader.grub.efiInstallAsRemovable = true;
  boot.loader.efi.efiSysMountPoint = "/boot";
  # Define on which hard drive you want to install Grub.
  boot.loader.grub.device = "nodev"; # or "nodev" for efi only

  hardware.opengl.extraPackages = with pkgs; [
   rocm-opencl-icd
   rocm-opencl-runtime
   pkgs.amdvlk
  ];

  networking.hostName = "b85";
  networking.networkmanager.enable = true;

  networking.proxy.default = "http://127.0.0.1:7890/";
  networking.proxy.noProxy = "127.0.0.1,localhost,internal.domain";
  
  time.timeZone = "Asia/Shanghai";

  services.xserver = {
    enable = true;
    displayManager.sddm.enable = true;
    desktopManager.plasma6.enable = true;
    displayManager.defaultSession = "plasmax11";
  };
  services.xrdp.enable = true;
  services.xrdp.defaultWindowManager = "startplasma-x11";
  services.xrdp.openFirewall = true;


  programs.dconf.enable = true;
  home-manager.users.lzc256 = {
    home.stateVersion = "23.11";
    
  };

  # services.displayManager.sddm.enable = true;
  # services.xserver.desktopManager.plasma5.enable = true;
  # services.desktopManager.plasma6.enable = true;

  # Configure keymap in X11
  # services.xserver.xkb.layout = "us";
  # services.xserver.xkb.options = "eurosign:e,caps:escape";

  services.printing.enable = true;
  sound.enable = true;
  hardware.pulseaudio.enable = true;
  hardware.bluetooth.enable = true;
  hardware.bluetooth.powerOnBoot = true;

  # Enable touchpad support (enabled default in most desktopManager).
  # services.xserver.libinput.enable = true;

  security.sudo.wheelNeedsPassword = false;
  users.users.lzc256 = {
    isNormalUser = true;
    extraGroups = [ "wheel" ];
  };


  boot.supportedFilesystems = [ "ntfs" ];


  # programs.mtr.enable = true;
  programs.gnupg.agent = {
    enable = true;
    enableSSHSupport = true;
  };

  # services.openssh.enable = true;

  # networking.firewall.allowedTCPPorts = [ ... ];
  # networking.firewall.allowedUDPPorts = [ ... ];

  # Copy the NixOS configuration file and link it from the resulting system
  # (/run/current-system/configuration.nix). This is useful in case you
  # accidentally delete configuration.nix.
  # system.copySystemConfiguration = true;

  fonts.packages = with pkgs; [
    noto-fonts-cjk
    noto-fonts
    noto-fonts-emoji
    noto-fonts-cjk-serif
    meslo-lgs-nf
    wqy_zenhei
    hack-font
  ];
  fonts.fontconfig = {
       antialias = true;
       hinting.enable = true;
       defaultFonts = {
         emoji = [ "Noto Color Emoji" ];
         monospace = [ "FiraCode Nerd Font" ];
         sansSerif = [ "Noto Sans CJK SC" ];
         serif = [ "Noto Serif CJK SC" ];
       };
     };
  i18n.defaultLocale = "zh_CN.UTF-8";
   console = {
      font = "hack";
      keyMap = "us";
  };
  i18n.inputMethod.enabled = "ibus";
  i18n.inputMethod.ibus.engines = with pkgs.ibus-engines; [
    libpinyin

  ];

  # For more information, see `man configuration.nix` or https://nixos.org/manual/nixos/stable/options#opt-system.stateVersion .
  system.stateVersion = "23.11"; # Did you read the comment?
  nix.settings.substituters = [ "https://mirrors.ustc.edu.cn/nix-channels/store" ];
  nixpkgs.config.packageOverrides = pkgs: {
#  nur = import (builtins.fetchTarball "https://github.com/nix-community/NUR/archive/master.tar.gz") {
#    inherit pkgs;
#   };
  };  


}