module PaypalExpressCheckout

# File lib/paypal_express_checkout.rb, line 78
def self.add_product(item)
  @@config["item_name_#{@@item}".to_sym]    = item[:name]
  @@config["amount_#{@@item}".to_sym]       = item[:amount]
  @@config["quantity_#{@@item}".to_sym]     = item[:quantity]
  @@config["item_number_#{@@item}".to_sym]  = item[:number]
  @@item+= 1
end

# File lib/paypal_express_checkout.rb, line 26
def self.configure(options = {})
  #Account information
              @@config[:business]     = ''      #Account email or id
              @@config[:cmd]                            = '_cart' #Do not modify

  #Custom variable here we send the billing code-->
              @@config[:custom]      = ''
              @@config[:invoice] = '' #Code to identify the bill

  #API Configuration
              @@config[:upload]                 = '1'   #Do not modify
              @@config[:currency_code]  = 'USD' #http://bit.ly/anciiH
              @@config[:disp_tot]       = 'Y'

  #Page Layout
              @@config[:cpp_header_image]             = ''     #Image header url [750 pixels wide by 90 pixels high]
              @@config[:cpp_cart_border_color]      = '000'  #The HTML hex code for your principal identifying color
              @@config[:no_note]                = 1      #[0,1] 0 show, 1 hide

  #Payment Page Information
              @@config[:return]                       = ''   #The URL to which PayPal redirects buyers’ browser after they complete their payments.
              @@config[:cancel_return]      = ''   #Specify a URL on your website that displays a “Payment Canceled” page.
              @@config[:notify_url]                 = ''   #The URL to which PayPal posts information about the payment (IPN)
              @@config[:rm]             = '2'  #Leave this to get payment information
              @@config[:lc]             = 'En' #Languaje [EN,ES]

  #Shipping and Misc Information
              @@config[:shipping]              = ''
              @@config[:shipping2]             = ''
              @@config[:handling]              = ''
              @@config[:tax]                                     = ''
              @@config[:discount_amount_cart]  = 0 #Discount amount [9.99]
              @@config[:discount_rate_cart]          = '' #Discount percentage [15]

  #Customer Information
              @@config[:first_name]                 = '';
              @@config[:last_name]            = '';
              @@config[:address1]             = '';
              @@config[:address2]             = '';
              @@config[:city]                           = '';
              @@config[:state]                          = '';
              @@config[:zip]                                    = '';
              @@config[:email]                          = '';
              @@config[:night_phone_a]      = '';
              @@config[:night_phone_b]      = '';
              @@config[:night_phone_c]      = '';

  options.each do |key, val|
    @@config[key.to_sym] = val
  end
end

# File lib/paypal_express_checkout.rb, line 10
def self.endpoint
  sandbox? ? PaypalExpressCheckout::ENDPOINT[:sandbox] : PaypalExpressCheckout::ENDPOINT[:production]
end

# File lib/paypal_express_checkout.rb, line 86
def self.payment_url
  "#{self.endpoint}#{@@config.to_query}"
end

# File lib/paypal_express_checkout.rb, line 18
def self.sandbox!
  self.sandbox = true
end

# File lib/paypal_express_checkout.rb, line 22
def self.sandbox=(boolean)
  @@sandbox = boolean
end

# File lib/paypal_express_checkout.rb, line 14
def self.sandbox?
  @@sandbox
end