Add info about order

app/controllers/orders_controller.rb

@@ -1,4 +1,5 @@
 class OrdersController < ApplicationController
+  include OrdersHelper
 
   def new
     @user = User.find(params[:user_id])
@@ -17,7 +18,7 @@ class OrdersController < ApplicationController
     @products = Product.all
     @order_products = @order.order_products
     if @order.save
-      flash[:success] = "Ordered things! Get your stuff!"
+      flash[:success] = order_to_sentence(@order) + " ordered. Enjoy it!"
       redirect_to root_path
     else
       render 'new'

app/helpers/orders_helper.rb

@@ -1,2 +1,9 @@
 module OrdersHelper
+  include ActionView::Helpers::TextHelper
+
+  def order_to_sentence(order)
+    order.order_products.map {
+      |op| pluralize(op.count, op.product.name)
+    }.to_sentence
+  end
 end

app/views/orders/new.html.erb

@@ -1,4 +1,4 @@
-<h3>Order for <%= @user.nickname %></h3>
+<h3>Order for <%= @user.nickname %> (<%= euro(@user.balance) %>)</h3>
 
 <div class="row">
   <%= form_for @order, url: user_orders_path(@user) do |f| %>
@@ -7,7 +7,7 @@
     <div class="col-md-12">
       <%= f.fields_for :order_products do |op_field| %>
         <%= render 'order_products/form_row', f: op_field %>
-    <% end %>
+      <% end %>
     </div>
 
     <div class="col-md-3 form_total">