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

let
  repoWallpaperDir = flakeRoot + "/assets/conf/desktop/wallpaper";

  userRelRoot = "nixos_conf/wallpaperstuff";
  userAbsRoot = "${config.home.homeDirectory}/${userRelRoot}";
in
{
  #################################
  # Install wallpaper daemon
  #################################

  home.packages = [ pkgs.wpaperd ];

  #################################
  # Copy wallpapers from repo
  #################################

  home.file."${userRelRoot}" = {
    source = repoWallpaperDir;
    recursive = true;
  };

  #################################
  # Start wpaperd (no config file)
  #################################

  systemd.user.services.wpaperd = {
    Unit = {
      Description = "wpaperd wallpaper daemon";
      After = [ "graphical-session.target" ];
    };

    Service = {
      ExecStart = "${pkgs.wpaperd}/bin/wpaperd";
      Restart = "on-failure";
    };

    Install.WantedBy = [ "default.target" ];
  };

  #################################
  # Hyprland workspace → wallpaper
  #################################

  wayland.windowManager.hyprland = {
    enable = true;

    extraConfig = ''
      # Workspace wallpaper bindings

      # bind = $mainMod, 1, exec, hyprctl dispatch workspace 1 && wpaperctl set ${userAbsRoot}/wallpaper1.jpg
      # bind = $mainMod, 2, exec, hyprctl dispatch workspace 2 && wpaperctl set ${userAbsRoot}/wallpaper2.jpg
      # bind = $mainMod, 3, exec, hyprctl dispatch workspace 3 && wpaperctl set ${userAbsRoot}/wallpaper3.jpg
      # bind = $mainMod, 4, exec, hyprctl dispatch workspace 4 && wpaperctl set ${userAbsRoot}/wallpaper4.jpg
      # bind = $mainMod, 5, exec, hyprctl dispatch workspace 5 && wpaperctl set ${userAbsRoot}/wallpaper5.jpg
      # bind = $mainMod, 6, exec, hyprctl dispatch workspace 6 && wpaperctl set ${userAbsRoot}/wallpaper6.jpg
      # bind = $mainMod, 7, exec, hyprctl dispatch workspace 7 && wpaperctl set ${userAbsRoot}/wallpaper7.jpg
      # bind = $mainMod, 8, exec, hyprctl dispatch workspace 8 && wpaperctl set ${userAbsRoot}/wallpaper8.jpg
      # bind = $mainMod, 9, exec, hyprctl dispatch workspace 9 && wpaperctl set ${userAbsRoot}/wallpaper9.jpg
    '';
  };
}