module Messaging
  module Adapters
    class Postgres
      class Categories
        class Row
          extend Dry::Initializer

          param :table_name
          param :type
          param :expression

          def category_class
            return CategoryWithPartitions if type == 'p'

            Category
          end

          def category_name
            regexp = /FOR VALUES IN \(\'(.*)\'\)/
            expression.match(regexp)[1]
          end

          def to_category
            category_class.new(category_name, table_name)
          end
        end
      end
    end
  end
end