module Eco
  class CLI
    class Config
      class Filters
        class InputFilters < Eco::CLI::Config::Filters

          def help(refine: nil)
            refinement = refine.is_a?(String)? " (containing: '#{refine}')" : ""
            super("The following are the available filters on the input entries#{refinement}:", refine: refine)
          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

            io = io.new(type: :import)
            @filters.each do |arg, callback|
              if SCR.get_arg(arg)
                io = io.new(input: callback.call(*io.params))
              end
            end
            io.input
          end

        end
      end
    end
  end
end