# This file contains the nix installation information.

# Edit this configuration file to define what should be installed on your system.  
# Help is available in the configuration.nix(5) man page
# and in the NixOS manual (accessible by running `nixos-help`).

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

{
  nixpkgs.config.allowUnfree = true;
  imports =
    [ # Include the results of the hardware scan.
      ./hardware-configuration.nix
      ./nvidia.nix
    ];

  # Use the systemd-boot EFI boot loader.
  boot.loader ={
    efi = {
      canTouchEfiVariables = false;
      efiSysMountPoint = "/boot";
    };
    grub = {
      enable = true;
      devices = [ "nodev" ];
      efiSupport = true;
    };
  };

  networking.hostName = "ivara";   # Define your hostname.
  # Pick only one of the below networking options.
  # networking.wireless.enable = true;  # Enables wireless support via wpa_supplicant.
  networking.networkmanager.enable = true;  # Easiest to use and most distros use this by default.

  # Set your time zone.
  time.timeZone = "Asia/Shanghai";

  # Configure network proxy if necessary
  # networking.proxy.default = "http://user:password@proxy:port/";
  # networking.proxy.noProxy = "127.0.0.1,localhost,internal.domain";

  # Select internationalisation properties.
  i18n.defaultLocale = "en_US.UTF-8";
  console = {
    # font = "Lat2-Terminus16";
    # keyMap = "us";
    useXkbConfig = true; # use xkbOptions in tty.
  };
  i18n.supportedLocales = [ 
    "en_US.UTF-8/UTF-8" 
    "zh_CN.UTF-8/UTF-8" 
    "zh_TW.UTF-8/UTF-8" 
    "zh_HK.UTF-8/UTF-8" 
  ];

  # Enable the X11 windowing system.
  services.xserver.enable = true;


  # Enable the Plasma 5 Desktop Environment.
  services.displayManager.sddm.enable = true;
  services.xserver.desktopManager.plasma5.enable = true;


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

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

  # Enable sound.
  sound.enable = false;
  hardware.pulseaudio.enable = false;

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

  # Define a user account. Don't forget to set a password with ‘passwd’.
  users.users.xahlee = {
    name = "xahlee";
    isNormalUser = true;
    extraGroups = [ "wheel" "networkmanager"]; # Enable ‘sudo’ for the user.
  };
  nix.settings ={
    substituters = lib.mkForce [ 
      "https://mirror.sjtu.edu.cn/nix-channels/store"
    ];
    experimental-features = ["nix-command" "flakes"];
  };

  #nix.settings.
  #nix.settings.substituters = lib.mkForce [ "https://mirror.sjtu.edu.cn/nix-channels/store" ];
  #nix.settings.substituters = [ "https://mirrors.tuna.tsinghua.edu.cn/nix-channels/store"];
  #nix.settings.substituters = [ "https://mirrors.ustc.edu.cn/nix-channels/store" ];
  #nix.settings.substituters = [ "https://mirrors.cernet.edu.cn/nix-channels/store" ];

  # List packages installed in system profile. To search, run:
  # $ nix search wget
  environment.systemPackages = with pkgs; [
    git

    # software
    firefox
    glibcLocales

    # editor
    kate
    vim
    neovim

    # Proxy
    v2raya

    # utils
    tree
    wget
    curl

    # nix utils
    nh
    nix-output-monitor

    # system tools
    sysstat
    pciutils
    usbutils
  ];

  # Some programs need SUID wrappers, can be configured further or are
  # started in user sessions.
  # programs.mtr.enable = true;
  # programs.gnupg.agent = {
  #   enable = true;
  #   enableSSHSupport = true;
  # };

  # List services that you want to enable:

  # Enable the OpenSSH daemon.
  # services.openssh.enable = true;

  # Open ports in the firewall.
  # networking.firewall.allowedTCPPorts = [ ... ];
  # networking.firewall.allowedUDPPorts = [ ... ];
  # Or disable the firewall altogether.
  # networking.firewall.enable = false;

  # 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;

  # This value determines the NixOS release from which the default
  # settings for stateful data, like file locations and database versions
  # on your system were taken. It's perfectly fine and recommended to leave
  # this value at the release version of the first install of this system.
  # Before changing this value read the documentation for this option
  # (e.g. man configuration.nix or on https://nixos.org/nixos/options.html).
  system.stateVersion = "23.11"; # Did you read the comment?

  time.hardwareClockInLocalTime = true;
}
