# Copyright (C) 2012-2022 Zammad Foundation, https://zammad-foundation.org/

class Sequencer
  class Unit
    module Import
      module Common
        module ObjectAttribute
          class SanitizedName < Sequencer::Unit::Common::Provider::Named
            prepend ::Sequencer::Unit::Import::Common::Model::Mixin::Skip::Action

            skip_action :skipped, :failed

            private

            def sanitized_name
              # model_no
              # model_nos
              # model_name
              # model_name
              # model_name
              # model_name_
              # model_name
              without_double_underscores.gsub(%r{_id(s?)$}, '_no\1')
            end

            def without_double_underscores
              # model_id
              # model_ids
              # model_name
              # model_name
              # model_name
              # model_name_
              # model_name
              only_supported_chars.gsub(%r{_{2,}}, '_')
            end

            def only_supported_chars
              # model_id
              # model_ids
              # model___name
              # model_name
              # model__name
              # model_name_
              # model_name
              downcased.chars.map { |char| char.match?(%r{[a-z0-9_]}) ? char : '_' }.join
            end

            def downcased
              # model id
              # model ids
              # model / name
              # model name
              # model::name
              # model name?
              # model name
              transliterated.downcase
            end

            def transliterated
              # Model ID
              # Model IDs
              # Model / Name
              # Model Name
              # Model::Name
              # Model Name?
              # Model Name
              ::ActiveSupport::Inflector.transliterate(unsanitized_name, '_'.freeze)
            end

            def unsanitized_name
              # Model ID
              # Model IDs
              # Model / Name
              # Model Name
              # Model::Name
              # Model Name?
              # Mödel Nâmé
              raise 'Missing implementation for unsanitized_name method'
            end
          end
        end
      end
    end
  end
end