user.rb

class User < ActiveRecord::Base
  devise :recoverable, :trackable, :omniauthable
  
  attr_accessible :name, :provider, :uid, :email, :access_token
  has_many :deal_groups, :foreign_key => "owner_id"
  has_one :payment
  has_many :deal_group_users

  def self.find_for_facebook_oauth(auth, signed_in_resource=nil)
    uid = auth["uid"]
    provider = auth["provider"]
    user = User.where(:provider => provider, :uid => uid).first
    unless user
      user = User.create!(:name => auth["extra"]["raw_info"]["name"],
                         :provider => provider,
                         :uid => uid,
                         :email => auth["info"]["email"],
                         :access_token => auth["credentials"]["token"])
    end
    user
  end

  def create_deal_group(link)
    deal = Deal.find_or_create_from_link(link)
    deal_group = DealGroup.new(:deal => deal)
    deal_groups << deal_group
    deal_group_users << DealGroupUser.new(:deal_group => deal_group) 
    deal_group
  end

  def set_payment(stripe_token)
    customer = Stripe::Customer.create( :card => stripe_token, 
                                        :description => email)
    self.payment = Payment.create(:customer_id => customer.id, 
                                  :stripe_token => stripe_token, 
                                  :last_four_digits => customer.active_card.last4,
                                  :card_type => customer.active_card.type)
    payment
  end
end