module Extr
  class Engine < Rails::Engine

    initializer "allow reloading of extdirect.yml file" do |app|
     app.config.reload_classes_only_on_change = false if Rails.env.development?
    end

    config.to_prepare do
     Rails.logger.info("Reload config from extdirect.yml file")
     Config.initialize!
     yaml_path = Rails.root.join("config", "extdirect.yml")
     if File.exists? yaml_path
      begin
        YAML.load_file(yaml_path).each do |ns, klasses|
         klasses.each do |klass,options|
          action = options["name"] || klass.gsub("_","")
          Config.controller_path[action]=klass.gsub("_","::").to_s
          Config.controller_config[ns][action]= [] if Config.controller_config[ns][action].nil? 
          keys = ["methods","formHandler"]
          
          (options.keys & keys).each do |key|
           unless options[key].nil?
            options[key].stringify_keys!.each do |mtd, mcfg|
             method_hash = mcfg.is_a?(Hash) ? {name: mtd}.merge!(mcfg) : {name: mtd, len: mcfg || 1}
             method_hash[key]= true if key == "formHandler"
             Config.controller_config[ns][action] << method_hash
            end
           end
          #END KEY LOOP
          end
         
         end
        end
      rescue
        Rails.logger.debug("Check your extdirect.yml file")
      end

     #END IF FILE
     end
    end

  
  end
end