# 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, pkgs, ...}:

{
  imports =
    [ # Include the results of the hardware scan.
      ./hardware-configuration.nix
      ./gnome.nix
    ];

  # Nix flakes support
  nix.settings.experimental-features = [ "nix-command" "flakes"];

  # Bootloader.
  boot.loader.systemd-boot.enable = true;
  boot.loader.efi.canTouchEfiVariables = true;
  boot.loader.grub.configurationLimit = 10;

  boot.initrd.luks.devices."luks-4060c1c6-89ef-4d17-9ef1-0d86c907a48f".device = "/dev/disk/by-uuid/4060c1c6-89ef-4d17-9ef1-0d86c907a48f";
  networking.hostName = "macbook"; # Define your hostname.
  # networking.wireless.enable = true;  # Enables wireless support via wpa_supplicant.

  # Clear /tmp during boot
  boot.tmp.cleanOnBoot = true;

  # Housekeeping: Garbage collection
  nix.gc.automatic = true;
  nix.optimise.automatic = true;

  # Disable sudo password for the wheel group
  security.sudo.wheelNeedsPassword = false;

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

  # Enable networking
  networking.networkmanager.enable = true;

# Nvidia card
# Enable OpenGL
  hardware.opengl = {
    enable = true;
  };

  # Load nvidia driver for Xorg and Wayland
  services.xserver.videoDrivers = ["nvidia"];

  hardware.nvidia = {

    # Modesetting is required.
    modesetting.enable = true;

    # Nvidia power management. Experimental, and can cause sleep/suspend to fail.
    # Enable this if you have graphical corruption issues or application crashes after waking
    # up from sleep. This fixes it by saving the entire VRAM memory to /tmp/ instead 
    # of just the bare essentials.
    powerManagement.enable = false;

    # Fine-grained power management. Turns off GPU when not in use.
    # Experimental and only works on modern Nvidia GPUs (Turing or newer).
    #powerManagement.finegrained = false;

    # Use the NVidia open source kernel module (not to be confused with the
    # independent third-party "nouveau" open source driver).
    # Support is limited to the Turing and later architectures. Full list of 
    # supported GPUs is at: 
    # https://github.com/NVIDIA/open-gpu-kernel-modules#compatible-gpus 
    # Only available from driver 515.43.04+
    # Currently alpha-quality/buggy, so false is currently the recommended setting.
    open = false;

    # Enable the Nvidia settings menu,
	# accessible via `nvidia-settings`.
    nvidiaSettings = true;

    # Optionally, you may need to select the appropriate driver version for your specific GPU.
    package = config.boot.kernelPackages.nvidiaPackages.legacy_340;
  };

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

  # Select internationalisation properties.
  i18n.defaultLocale = "en_US.UTF-8";

  i18n.extraLocaleSettings = {
    LC_ADDRESS = "en_US.UTF-8";
    LC_IDENTIFICATION = "en_US.UTF-8";
    LC_MEASUREMENT = "en_US.UTF-8";
    LC_MONETARY = "en_US.UTF-8";
    LC_NAME = "en_US.UTF-8";
    LC_NUMERIC = "en_US.UTF-8";
    LC_PAPER = "en_US.UTF-8";
    LC_TELEPHONE = "en_US.UTF-8";
    LC_TIME = "en_US.UTF-8";
  };

  i18n.inputMethod.enabled = "fcitx5";
  i18n.inputMethod.fcitx5.addons = with pkgs; [
    fcitx5-chewing
    fcitx5-chinese-addons
    #fcitx5-mcbopomofo
    #fcitx5-pinyin-zhwiki
    #fcitx5-pinyin-moegirl
    fcitx5-table-other
    fcitx5-table-extra
    fcitx5-gtk
    fcitx5-rime
  ];

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

  # Enable the GNOME Desktop Environment.
  services.xserver.displayManager.gdm.enable = true;
  services.xserver.desktopManager.gnome.enable = true;
  # remove xterm
  services.xserver.excludePackages = [ pkgs.xterm ];
  services.xserver.desktopManager.xterm.enable = false;  

  # Configure keymap in X11
  services.xserver.xkb = {
    layout = "us";
    variant = "";
  };

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

  # Enable sound with pipewire.
  hardware.pulseaudio.enable = false;
  security.rtkit.enable = true;
  services.pipewire = {
    enable = true;
    alsa.enable = true;
    alsa.support32Bit = true;
    pulse.enable = true;
    # If you want to use JACK applications, uncomment this
    #jack.enable = true;

    # use the example session manager (no others are packaged yet so this is enabled by default,
    # no need to redefine it in your config for now)
    #media-session.enable = true;
  };

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

  # Define a user account. Don't forget to set a password with ‘passwd’.
  users.users.elias = {
    isNormalUser = true;
    description = "elias";
    extraGroups = [ "networkmanager" "wheel" ];
    packages = with pkgs; [
    #  thunderbird
    ];
  };

  # Enable automatic login for the user.
  services.displayManager.autoLogin.enable = true;
  services.displayManager.autoLogin.user = "elias";

  # Workaround for GNOME autologin: https://github.com/NixOS/nixpkgs/issues/103746#issuecomment-945091229
  systemd.services."getty@tty1".enable = false;
  systemd.services."autovt@tty1".enable = false;

  # Install firefox.
  programs.firefox.enable = true;

  # Allow unfree packages
  nixpkgs.config.allowUnfree = true;
  nixpkgs.config.nvidia.acceptLicense = true;

  # List packages installed in system profile. To search, run:
  # $ nix search wget
  environment.systemPackages = with pkgs; [
  #  vim # Do not forget to add an editor to edit configuration.nix! The Nano editor is also installed by default.
    wget
    fastfetch
    curl
    keepassxc
    git
    htop
    nextcloud-client
    libreoffice-fresh
    hunspell #dictionary for libreoffice
    hunspellDicts.en_CA
    hunspellDicts.en_US  
  ];

  # Fonts
  fonts.packages = with pkgs; [  
    corefonts  
    vistafonts  
    noto-fonts  
    noto-fonts-cjk  
    noto-fonts-emoji  
    liberation_ttf  
    fira-code  
    fira-code-symbols  
    mplus-outline-fonts.githubRelease  
    dina-font  
    proggyfonts  
  ];
  
  fonts.fontDir.enable = true;

  # 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;

  # Tailscale
  services.tailscale.enable = true;

  # Flatpak
  services.flatpak.enable = true;

  # Open ports in the firewall.
   networking.firewall.allowedTCPPorts = [ 22 ];
  # networking.firewall.allowedUDPPorts = [ ... ];
  # Or disable the firewall altogether.
  # networking.firewall.enable = false;

  # 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 = "24.05"; # Did you read the comment?

}