module SimpleForm::Components::Maxlength

def find_length_validator
  find_validator(:length)
end

def maximum_length_from_validation
  maxlength = options[:maxlength]
  if maxlength.is_a?(String) || maxlength.is_a?(Integer)
    maxlength
  else
    length_validator = find_length_validator
    maximum_length_value_from(length_validator)
  end
end

def maximum_length_value_from(length_validator)
  if length_validator
    length_validator.options[:is] || length_validator.options[:maximum]
  end
end

def maxlength(wrapper_options = nil)
  input_html_options[:maxlength] ||= maximum_length_from_validation || limit
  nil
end