class MyScaffoldGenerator < Rails::Generator::NamedBase
  default_options :skip_timestamps => false, 
                  :skip_migration  => false, 
				  :skip_layout     => true
 
  attr_reader   :controller_name,
                :controller_class_path,
                :controller_file_path,
                :controller_class_nesting,
                :controller_class_nesting_depth,
                :controller_class_name,
                :controller_underscore_name,
                :controller_singular_name,
                :controller_plural_name
 
  alias_method  :controller_file_name,  
                :controller_underscore_name

  alias_method  :controller_table_name, 
                :controller_plural_name
 
  def initialize(runtime_args, runtime_options = {})
    super
    
	options[:templating] = 'haml'
	options[:functional_test_style] = 'basic'
    
    @controller_name = @name.pluralize
 
    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_underscore_name, 
	@controller_plural_name = inflect_names(base_name)
    
	@controller_singular_name = base_name.singularize
 
    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
  end
 
  def manifest
    record do |m|
      # Check for class naming collisions.
      m.class_collisions(controller_class_path, 
	  					 "#{controller_class_name}Controller", 
						 "#{controller_class_name}Helper")

      m.class_collisions(class_path, 
	                     "#{class_name}")
 
      # Controller, helper, views, and test directories.
      m.directory(File.join('app/models',        class_path))
      m.directory(File.join('app/controllers',   controller_class_path))
      m.directory(File.join('app/helpers',       controller_class_path))
      m.directory(File.join('app/views',         controller_class_path, controller_file_name))
      m.directory(File.join('app/views/layouts', controller_class_path))
      m.directory(File.join('test/functional',   controller_class_path))
      m.directory(File.join('test/unit',         class_path))
 
      m.directory('public/stylesheets/blueprint')
 
      scaffold_views.each do |view|
        m.template("#{templating}/#{view}.html.#{templating}",
                   File.join('app/views', 
				             controller_class_path, 
							 controller_file_name, 
							 "#{view}.html.#{templating}"))
      end
 
      # Layout and stylesheet.
      m.template("#{templating}/layout.html.#{templating}", 
                 File.join('app/views/layouts', 
                           controller_class_path, 
                           "#{controller_file_name}.html.#{templating}"))
 
      %w(print 
	     screen 
		 ie).each do |stylesheet|
        m.template("blueprint/#{stylesheet}.css", 
		           "public/stylesheets/blueprint/#{stylesheet}.css")
      end
 
      m.template('controller.rb', 
                 File.join('app/controllers', 
                            controller_class_path, 
                            "#{controller_file_name}_controller.rb"))
 
      m.template("functional_test/#{functional_test_style}.rb", 
                  File.join('test/functional', 
                            controller_class_path, 
                            "#{controller_file_name}_controller_test.rb"))
 
      m.template('helper.rb',          
                 File.join('app/helpers',     
                 controller_class_path, 
                 "#{controller_file_name}_helper.rb"))
 
      m.route_resources controller_file_name
 
      m.dependency 'my_model', [name] + @args, :collision => :skip
    end
  end
 
  def templating
    options[:templating] 
  end
 
  def functional_test_style
    options[:functional_test_style]
  end
 
  protected
  def banner
    "Usage: #{$0} my_scaffold ModelName [field:type, field:type]"
  end
 
  def add_options!(opt)
    opt.separator ''
    opt.separator 'Options:'

    opt.on("--skip-timestamps",
           "Don't add timestamps to the migration file for this model") { |v| options[:skip_timestamps] = v }
 
    opt.on("--skip-migration",
           "Don't generate a migration file for this model") { |v| options[:skip_migration] = v }
 
 
    opt.on("--functional-test-style [basic]", 
           "Specify the style of the functional test (should_be_restful by default)") { |v| options[:functional_test_style] = v }
      
   end
 
  def scaffold_views
    %w[ index 
        show 
    	new 
		edit 
		_form ]
  end
 
  def model_name
    class_name.demodulize
  end
end