module Flydata
  module Command
    class Conf < Base
      def run
        data_entries = retrieve_data_entries
        copy_conf_tmpl(data_entries)
        usage(data_entries)
      end

      def copy_templates
        copy_conf_tmpl(retrieve_data_entries)
      end

      def help
        usage(retrieve_data_entries)
      end

      private

      def copy_conf_tmpl(data_entries)
        data_entries.each { |de| Flydata::Preference::DataEntryPreference.copy_template(de) }
      end

      def usage(data_entries)
        puts "Data Entry Configuration"
        puts "=" * 64
        cnt = 0
        data_entries.each do |de|
          name = "#{de['display_name']}" || de['name']
          file = if Flydata::Preference::DataEntryPreference.configurable?(de)
                   cnt += 1
                   Flydata::Preference::DataEntryPreference.conf_path(de)
                 else
                   "(not supported)"
                 end
          puts "#{name.ljust(24)} -> #{file}"
        end
        puts "=" * 64
        puts
        if cnt < 1
          puts "There are no configurable data entries."
        else
          puts "Edit above files to change the configuration."
        end
      end
    end
  end
end