require 'rails'

module Alchemy
	module Generators
		class ScaffoldGenerator < ::Rails::Generators::Base
			desc "This generator generates the Alchemy scaffold. Pass --with-standard-set to copy Alchemys Standardset files into your app."
			class_option 'with-standard-set', :type => :boolean, :desc => "Copy standard set files."
			source_root File.expand_path('templates', File.dirname(__FILE__))

			def create_config_dir
				empty_directory "#{Rails.root}/config/alchemy"
			end

			def create_view_dirs
				empty_directory Rails.root.join("app/views/alchemy/elements")
				empty_directory Rails.root.join("app/views/alchemy/page_layouts")
			end

			def copy_config
				@config_path = File.expand_path('../../../../../config/alchemy', File.dirname(__FILE__))
				copy_file "#{@config_path}/config.yml", "#{Rails.root}/config/alchemy/config.yml"
			end

			def copy_files
				if options['with-standard-set']
					layouts_path = File.expand_path('../../../../../app/views/layouts/alchemy', File.dirname(__FILE__))
					elements_path = File.expand_path('../../../../../app/views/alchemy/elements', File.dirname(__FILE__))
					page_layouts_path = File.expand_path('../../../../../app/views/alchemy/page_layouts', File.dirname(__FILE__))
					copy_file "#{@config_path}/elements.yml", "#{Rails.root}/config/alchemy/elements.yml"
					copy_file "#{@config_path}/page_layouts.yml", "#{Rails.root}/config/alchemy/page_layouts.yml"
					copy_file "#{layouts_path}/pages.html.erb", "#{Rails.root}/app/views/layouts/alchemy/pages.html.erb"
					Dir.glob("#{elements_path}/*").reject{|file_path| !(File.basename(file_path) =~ /(.+)_(view|editor).html.erb/) }.each do |file_path|
						copy_file file_path, "#{Rails.root}/app/views/alchemy/elements/#{File.basename(file_path)}"
					end
					directory "#{page_layouts_path}/", "#{Rails.root}/app/views/alchemy/page_layouts/"
				else
					copy_file "#{File.dirname(__FILE__)}/files/elements.yml", "#{Rails.root}/config/alchemy/elements.yml"
					copy_file "#{File.dirname(__FILE__)}/files/page_layouts.yml", "#{Rails.root}/config/alchemy/page_layouts.yml"
					copy_file "#{File.dirname(__FILE__)}/files/pages.html.erb", "#{Rails.root}/app/views/layouts/alchemy/pages.html.erb"
				end
			end

		end
	end
end