# 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, lib, ... }:

let
  # bash script to let dbus know about important env variables and
  # propagate them to relevent services run at the end of sway config
  # see
  # https://github.com/emersion/xdg-desktop-portal-wlr/wiki/"It-doesn't-work"-Troubleshooting-Checklist
  # note: this is pretty much the same as  /etc/sway/config.d/nixos.conf but also restarts  
  # some user services to make sure they have the correct environment variables
  dbus-sway-environment = pkgs.writeTextFile {
    name = "dbus-sway-environment";
    destination = "/bin/dbus-sway-environment";
    executable = true;

    text = ''
      dbus-update-activation-environment --systemd WAYLAND_DISPLAY XDG_CURRENT_DESKTOP=sway
      systemctl --user stop pipewire pipewire-media-session xdg-desktop-portal xdg-desktop-portal-wlr
      systemctl --user start pipewire pipewire-media-session xdg-desktop-portal xdg-desktop-portal-wlr
    '';
  };

  # currently, there is some friction between sway and gtk:
  # https://github.com/swaywm/sway/wiki/GTK-3-settings-on-Wayland
  # the suggested way to set gtk settings is with gsettings
  # for gsettings to work, we need to tell it where the schemas are
  # using the XDG_DATA_DIR environment variable
  # run at the end of sway config
  configure-gtk = pkgs.writeTextFile {
    name = "configure-gtk";
    destination = "/bin/configure-gtk";
    executable = true;
    text = let
      schema = pkgs.gsettings-desktop-schemas;
      datadir = "${schema}/share/gsettings-schemas/${schema.name}";
    in ''
      export XDG_DATA_DIRS=${datadir}:$XDG_DATA_DIRS
      gnome_schema=org.gnome.desktop.interface
      gsettings set $gnome_schema gtk-theme 'Dracula'
    '';
  };

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

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

  # Setup keyfile
  boot.initrd.secrets = {
    "/crypto_keyfile.bin" = null;
  };

  networking.hostName = "nixos"; # Define your hostname.
  # networking.wireless.enable = true;  # Enables wireless support via wpa_supplicant.

  # 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;

  # Set your time zone.
  time.timeZone = "America/New_York";

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

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

  i18n.inputMethod = {
    enabled = "ibus";
    ibus.engines = with pkgs.ibus-engines; [ anthy ];
  };

  # 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;

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

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

  # Enable sound with pipewire.
  sound.enable = true;
  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.kouhei = {
    isNormalUser = true;
    description = "Ben Petterborg";
    extraGroups = [ "networkmanager" "wheel" ];
    packages = with pkgs; [
      # web
      firefox
      thunderbird
      element-desktop
      
      # office
      libreoffice-fresh
      pdftk
      vscode-fhs
      anki-bin

      # media
      vlc
      rhythmbox
      easytag
      darktable
      rawtherapee
      liferea    
      yt-dlp
    ];
    shell = pkgs.zsh;

  };

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

  # List packages installed in system profile. To search, run:
  # $ nix search wget
  environment.systemPackages = with pkgs; [
    
    # swaywm
    dbus                  # make dbus-update-activation-environment available in the path
    dbus-sway-environment
    configure-gtk
    wayland
    xdg-utils             # for opening default programs when clicking links
    glib                  # gsettings
    dracula-theme         # gtk theme
    gnome3.adwaita-icon-theme  # default gnome cursors
    swaylock
    swayidle
    grim         # screenshot functionality
    slurp        # screenshot functionality
    wl-clipboard # wl-copy and wl-paste for copy/paste from stdin / stdout
    bemenu       # wayland clone of dmenu
    mako         # notification system developed by swaywm maintainer
    wdisplays    # tool to configure displays
    
    # dev
    vim
    wget
    zsh
    oh-my-zsh
    git
    gh
    hugo
    gnat
    python312

    # utils
    libimobiledevice
    usbutils
    appimage-run

    #gnome.gnome-tweaks
    #gnomeExtensions.blur-my-shell
    
  ];

  fonts.packages = with pkgs; [
    atkinson-hyperlegible
    source-serif
    source-sans
    source-han-serif
    source-han-sans
    source-han-mono
    source-han-code-jp
    jetbrains-mono
    ibm-plex
  ];

  # xdg-desktop-portal works by exposing a series of D-Bus interfaces
  # known as portals under a well-known name
  # (org.freedesktop.portal.Desktop) and object path
  # (/org/freedesktop/portal/desktop).
  # The portal interfaces include APIs for file access, opening URIs,
  # printing and others.
  services.dbus.enable = true;
  xdg.portal = {
    enable = true;
    wlr.enable = true;
    # gtk portal needed to make gtk apps happy
    extraPortals = [ pkgs.xdg-desktop-portal-gtk ];
  };

  # enable sway window manager
  programs.swayfx = {
    enable = true;
    wrapperFeatures.gtk = 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:
  programs.zsh.enable = true;


  # 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;

  # 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 = "23.05"; # Did you read the comment?

}
