dig.rb

class SomeClass
  attr_writer :value_key

  def value_key
    @value_key ||= 'content'.freeze
  end

  def dig(*keys)
    keys_with_value_key = keys.push(value_key)
    outer_data          = raw_data

    while keys_with_value_key.any?
      inner_data = outer_data[keys.shift]
      break unless inner_data.is_a?(Hash)
      outer_data = inner_data
    end

    inner_data
  end

  def dig_with(value_key, *keys)
    self.value_key = value_key
    dig(*keys)
  end

  def dig_collection(collection_key, value_pattern, value_key)
    data = raw_data[collection_key].select { |hash| hash.values.any? { |value| value =~ value_pattern} }
    data.many? ? data.map { |d| d[value_key] } : data.first[value_key]
  end

  def image_urls
    dig_collection("images", /jpg/, "path")
  end

  def amenity_ids
    dig_collection("boards", /.*/, "code")
  end

  def property_attributes
    {
      address:  {
        street_address:  dig("address"),
        locality:        dig("city"),
        region:          dig("country", "description"),
        postal_code:     dig("postalCode"),
        country_code:    dig("country", "code"),
        latitude:        dig("coordinates", "latitude"),
        longitude:       dig("coordinates", "longitude"),
      },
      amenity_ids:           amenity_ids,
      brand_code:            'brand',
      currency_code:         USD,
      description:           dig("description"),
      image_urls:            image_urls,
      location_description:  dig("destination", "name"),
      name:                  dig("name"),
      phone_number:          dig_collection("phones", /PHONEBOOKING/, "phoneNumber"),
      review_rating:         nil,
      star_rating:           dig("category", "description")
    }.with_indifferent_access
  end
end