module Eco
  class CLI
    class Config
      class OptionsSet
        attr_reader :core_config

        def initialize(core_config:)
          @core_config = core_config
          @options_set = {}
        end

        def add(option)
          raise "Missing block to define the options builder" unless block_given?
          callback = Proc.new
          [option].flatten.compact.each do |opt|
            @options_set[opt] = callback
          end
          self
        end

        def process(io:)
          unless io && io.is_a?(Eco::API::UseCases::BaseIO)
            raise "You need to provide Eco::API::UseCases::BaseIO object. Given: #{io.class}"
          end

          @options_set.each do |arg, callback|
            callback.call(io.options) if SCR.get_arg(arg)
          end
          io.options
        end

      end
    end
  end
end