Add currency service to cart page.

app/controllers/carts_controller.rb

@@ -2,5 +2,6 @@ class CartsController < ApplicationController
   def show
     @cart = current_cart
     @rainchecked = current_raincheck
+    @quotes = JSON.parse(Currency.get_exchange_rates)['quotes']
   end
 end

app/services/currency.rb

@@ -1,6 +1,5 @@
 class Currency
-  def self.get_exchange_rate
-    response = RestClient::Request.execute(method: :get, url: "http://apilayer.net/api/live?access_key=#{ENV["CURRENCYLAYERKEY"]}&currencies=AUD,EUR,GBP,PLN")
-
+  def self.get_exchange_rates
+    response = RestClient::Request.execute(method: :get, url: "http://apilayer.net/api/live?access_key=#{ENV["CURRENCYLAYERKEY"]}&currencies=CAD,EUR,GBP,PLN")
   end
 end

app/views/carts/show.html.erb

@@ -7,6 +7,12 @@
     <% end %>
   </ul>
   <p>Order Total: $<span id="cart-total"><%= @cart.price_total %></span></p>
+  <p>
+    Other Currencies:
+    <% @quotes.each do |currency, rate| %>
+      <span><strong><%= currency[3..-1] %>:</strong> <%= '%.2f' % (rate * @cart.price_total) %> </span>
+    <% end %>
+  </p>
   <%= link_to new_cart_charge_path do %>
     <button type="button" class="btn btn-default">Checkout</button>
   <% end %>