class ActiveAdmin::Generators::DeviseGenerator

def add_default_user_to_seed
  seeds_paths = Rails.application.paths["db/seeds.rb"]
  seeds_file = seeds_paths.existent.first
  return if seeds_file.nil? || !options[:default_user]
  create_user_code = "#{class_name}.create!(email: 'admin@example.com', password: 'password', password_confirmation: 'password') if Rails.env.development?"
  append_to_file seeds_file, create_user_code
end

def create_admin_user
  if RESERVED_NAMES.include?(name.underscore)
    raise ActiveAdmin::GeneratorError, "The name #{name} is reserved by Active Admin"
  end
  invoke "devise", [name]
end

def install_devise
  begin
    Dependency.devise! Dependency::Requirements::DEVISE
  rescue DependencyError => e
    raise ActiveAdmin::GeneratorError, "#{e.message} If you don't want to use devise, run the generator with --skip-users."
  end
  require 'devise'
  initializer_file =
    File.join(destination_root, "config", "initializers", "devise.rb")
  if File.exist?(initializer_file)
    log :generate, "No need to install devise, already done."
  else
    log :generate, "devise:install"
    invoke "devise:install"
  end
end

def remove_registerable_from_model
  unless options[:registerable]
    model_file = File.join(destination_root, "app", "models", "#{file_path}.rb")
    gsub_file model_file, /\:registerable([.]*,)?/, ""
  end
end

def set_namespace_for_path
  routes_file = File.join(destination_root, "config", "routes.rb")
  gsub_file routes_file, /devise_for :#{plural_table_name}$/, "devise_for :#{plural_table_name}, ActiveAdmin::Devise.config"
end