Stripe Customer & Card

integration.rb

class API::Registrar
  # Is this possible?
  attr_reader :stripe_customer, :postgres_user, :stripe_card
  
  def initialize(user_params, card_params)
    @postgres_user = initialize_postgres_user(user_params)
    @stripe_customer = initialize_stripe_customer(user_params)
    @stripe_card = initialize_stripe_card(card_params)
  end
  
  def register
    save_postgres && save_stripe_customer && save_stripe_card
    
    @success = errors.empty?
  end
  
  private
  
  def initialize_stripe_customer(user_params)
    customer = Customer.new
    customer["email"] = user_params[:email]
    customer["metadata"] = {
      first_name: user_params[:first_name],
      last_name: user_params[:last_name],
      phone_number: user_params[:phone_number]
    }
    customer
  end
  
  def initialize_stripe_card(card_params)
    card = Stripe::Card.new
    card["number"] = card_params[:card_number]
    # etc.
    card
  end
  
  def save_stripe_card
    stripe_card["customer"] = stripe_customer.id
    
    # Save Stripe::Card
  end
  
  # Rest of class omitted.
  
end