# frozen_string_literal: true

module ConvenientService
  module Examples
    module Standard
      class Gemfile
        module Services
          class ReadFileContent
            include ConvenientService::Standard::Config

            attr_reader :path

            step :validate_path, in: :path
            step Services::AssertFileExists, in: :path
            step Services::AssertFileNotEmpty, in: :path
            step :result, in: :path, out: :content

            def initialize(path:)
              @path = path
            end

            def result
              success(data: {content: ::File.read(path)})
            end

            private

            def validate_path
              return failure(path: "Path is `nil`") if path.nil?
              return failure(path: "Path is empty") if path.empty?

              success
            end
          end
        end
      end
    end
  end
end