class ActionView::Helpers::Tags::Translator

def human_attribute_name
  if model && model.class.respond_to?(:human_attribute_name)
    model.class.human_attribute_name(method_and_value)
  end
end

def i18n_default
  if model
    key = model.model_name.i18n_key
    ["#{key}.#{method_and_value}".to_sym, ""]
  else
    ""
  end
end

def initialize(object, object_name, method_and_value, scope:)
  @object_name = object_name.gsub(/\[(.*)_attributes\]\[\d+\]/, '.\1')
  @method_and_value = method_and_value
  @scope = scope
  @model = object.respond_to?(:to_model) ? object.to_model : nil
end

def translate
  translated_attribute = I18n.t("#{object_name}.#{method_and_value}", default: i18n_default, scope: scope).presence
  translated_attribute || human_attribute_name
end