trip_booker.rb

class TripBooker

  # Given a trip and a list of vendors, this class makes bookings for all the vendors
  
  def initialize(trip, vendors = :all)
    @trip = trip
    @vendors = VendorSelector.new(vendors).all
    @credentials = CredentialSelector.get_available_credentials
  end

  def book!(vendors = nil)
    {
      :results => ((Array(vendors) if vendors) || @vendors).map do |vendor|
        book_with_vendor!(vendor)
      end
    }
  end

  private
  def book_with_vendor!(vendor)
    VendorBooker.new(@trip, vendor, @credentials.send(vendor)).book!
  end

  

end