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

let
  # Define source and destination paths
  source_path = "${flakeRoot}/assets/hyprland/wallpaperstuff";
  destination_path = "${config.home.homeDirectory}/Droidnix/wallpaperstuff";
  script_path = "${flakeRoot}/assets/hyprland/scripts/copy-wallpapers.sh";
  wallpaper_conf = "${flakeRoot}/assets/hyprland/wallpaperstuff/wallpaper.conf";

  # Define the script in the let block
  copy_wallpapers_script = ''
    #!${pkgs.bash}/bin/bash
    set -euo pipefail
    # Source and destination directories
    SOURCE_DIR="${source_path}"
    DEST_DIR="${destination_path}"
    # Check if source directory exists
    if [ ! -d "$SOURCE_DIR" ]; then
        echo "Error: Source directory $SOURCE_DIR does not exist."
        exit 1
    fi
    # Create destination directory if it doesn't exist
    mkdir -p "$DEST_DIR"
    # Use rsync to copy files, overwriting symlinks and existing files
    rsync -av --no-group --no-owner "$SOURCE_DIR/" "$DEST_DIR/"
    echo "Config files copied from $SOURCE_DIR to $DEST_DIR. Symlinks replaced with editable files."
  '';

  # Print the script contents during the build
  _ = builtins.trace (lib.concatStringsSep "\n" [
    "=== Contents of copy-wallpapers.sh ==="
    copy_wallpapers_script
    "=== End of copy-wallpapers.sh ==="
  ]);
in {
  options = {
    wallpaper.enable = lib.mkEnableOption "Wallpaper setup";
  };

  config = lib.mkIf config.wallpaper.enable {
    # Print the script contents again in the config block to ensure it's visible
    _ = builtins.trace (lib.concatStringsSep "\n" [
      "=== Contents of copy-wallpapers.sh (in config block) ==="
      copy_wallpapers_script
      "=== End of copy-wallpapers.sh (in config block) ==="
    ]);

    # Use a script to copy all files from source to destination
    home-manager.users.${config.home.username}.home.file."${script_path}".text = copy_wallpapers_script;
    home-manager.users.${config.home.username}.home.file."${script_path}".executable = true;

    # Run the script on activation
    home-manager.users.${config.home.username}.home.activation.copy-wallpapers.script = ''
      echo "=== Activation Script Running ==="
      cat "${script_path}"
      "${script_path}"
    '';
    # Install wpaperd
    home-manager.users.${config.home.username}.home.packages = [ pkgs.wpaperd ];

    # Configure wpaperd
    home-manager.users.${config.home.username}.home.file."${config.home.homeDirectory}/.config/wpaperd/config.toml".text = builtins.readFile wallpaper_conf;
  };
}