{ config, pkgs, ... }:
let
  hyprGreetConf = pkgs.writeText "hyprland-greetd.conf" ''
    monitor = DP-1, 5120x2880@60, 0x0, 2

    monitor = DP-2, disable
    monitor = DP-3, disable

    exec-once = ${config.programs.regreet.package or pkgs.regreet}/bin/regreet; hyprctl dispatch exit
  '';
in
{
  services.greetd.enable = true;
  services.greetd.settings.default_session = {
    command = "${pkgs.hyprland}/bin/Hyprland --config ${hyprGreetConf}";
    user = "greeter";
  };

  programs.regreet = {
    # greetd を Hyprland で動かす
    enable = true;
    theme.name = "Adwaita-dark";
    iconTheme.name = "Papirus-Dark";
    cursorTheme.name = "Bibata-Modern-Ice";
    settings = {
      appearance = {
        greeting_msg = "Welcome back!";
      };
      widget = {
        clock = {
          format = "%H:%M";
          resolution = "100ms";
          timezone = "Asia/Tokyo";
          label_width = 150;
        };
      };
      GTK = {
        application_prefer_dark_theme = true;
      };
      background = {
        path = "/usr/share/wallpaper/arknights-image-01.png";
      };
    };
  };
}