assets.rb

require "yui/compressor"
require "sass"
require 'sprockets'
require 'opal'

module VCK
	module Assets
		
		Opal = ::Opal
		Sprockets = ::Sprockets
		#this is a class for file dependencies (i.e, this class relies on the class Mime_Types to be loaded, and so it will)
		VCK::Registry.add self, to: :utilities, deps: [
			{type: :utilities, key:'Mime_Types'}
		]
		

		class << self
			attr_reader :get_asset
			attr_accessor :opal_config
		end

		@get_asset = Proc.new do |captures|
			file_name,extention = captures
			content_type(Mime_Types[extention])
			settings.assets["#{file_name}.#{extention}"].to_s
		end


		

		def self.included base
			base.class_exec(self) do |assets|
				unless ENV['RACK_ENV'] == 'production'

				end
				asset_types = nil
				configure do
					set :assets, Sprockets::Environment.new(settings.root)
					settings.assets.tap do |s|
						s.register_engine '.orb', Opal::Processor

						##set up opal paths
						Opal.paths.each {|p| s.append_path p}

						##set up "traditional" assets
						s.append_path assets_root
						(asset_types = %w{javascripts stylesheets fonts images}).each do |asset_folder|
							s.append_path "#{settings.asset_root}/#{asset_folder}"
						end

						#set up compressers and pre-proccessors
						s.js_compressor = :yui
						s.css_compressor = :sass
					end
					
				end
				Opal::Processor.source_map_enabled = false
				puts settings.assets.paths.to_s
				##add asset routes for asset_root folder
				
				get %r{/#{settings.asset_root}/(.*)(\W.*)$} do
					puts params[:captures].to_s
					s =	self.instance_exec(params[:captures],&assets.get_asset)
					puts s
					s
				end

				#add asset types
				asset_types.each do |asset_type|
					get %r{/#{settings.asset_root}/#{asset_type}/(.*)(\W.*)$} do
						puts params[:captures].to_s
						s = self.instance_exec(params[:captures],&assets.get_asset)
						puts s
						s
					end
				end
			end
		end

	end

end