class MultiBitShiftGenerator < Rails::Generator::NamedBase
  include ActiveSupport::CoreExtensions::String::Inflections    
  attr_reader   :controller_name,
                :controller_class_path,
                :controller_file_path,
                :controller_class_nesting,
                :controller_class_nesting_depth,
                :controller_class_name,
                :controller_singular_name,
                :controller_plural_name,
                :controller_human_name
  alias_method  :controller_file_name,  :controller_singular_name
  alias_method  :controller_table_name, :controller_plural_name
  
  def initialize(runtime_args, runtime_options = {})
    super

    # Take controller name from the next argument.  Default to the pluralized model name.
    @controller_name = nil
    @controller_name ||= ActiveRecord::Base.pluralize_table_names ? @name.pluralize : @name

    base_name, @controller_class_path, @controller_file_path, @controller_class_nesting, 
      @controller_class_nesting_depth = extract_modules(@controller_name)
    @controller_class_name_without_nesting, @controller_singular_name, 
      @controller_plural_name = inflect_names(base_name)

    if @controller_class_nesting.empty?
      @controller_class_name = @controller_class_name_without_nesting
    else
      @controller_class_name = "#{@controller_class_nesting}::#{@controller_class_name_without_nesting}"
    end
    @controller_human_name = singular_name.humanize
  end
  
  def manifest
    record do |m|
      if args.include?("generate_model") or args.include?("all")
        m.dependency 'model', [singular_name], :collision => :skip, :skip_migration => true
      end
      if args.include?("generate_migration") or args.include?("all")
        m.migration_template 'migrate/file_table_migration.rb', 'db/migrate', {:migration_file_name => "#{singular_name}_migration"}
      end
      if args.include?("generate_validation_object") or args.include?("all")
        m.template 'models/mbs_validation_settings.rb', File.join("app/models/validate_mbs_file.rb")
      end
    end
  end
   
  protected
  def banner
    "Usage: #{$0} multi_bit_shift ModelName [generate_model] [generate_migration] [generate_validation_object] [all]"
  end
end