update cart

app/controllers/cart_products_controller.rb

@@ -16,10 +16,10 @@ class CartProductsController < ApplicationController
     else
       cart_product[id] = 1
     end
-    redirect_to :action => :index
+    redirect_to :back
   end
 
-  def clear_cart_product
+  def clear
     session[:cart] = nil
     redirect_to :action => :index
   end

app/views/cart_products/_new.html.erb

@@ -19,5 +19,6 @@
   <br>
   <br>
   <h2> <%= number_to_currency(total/100.to_f, :unit => '$')%> </h2>
-  <%= link_to "Checkout", "/cart", class: "btn btn-lg btn-danger"%>
+  <%= link_to "Pay", "/cart", class: "btn btn-lg btn-danger"%>
+  <%= link_to "info", "/carts", class: "btn btn-lg btn-success"%>
 </ul>

app/views/cart_products/index.html.erb

 <h1>Your Cart</h1>
-<%= link_to "Empty Cart" ,'/cart_products/clear' %>
-<ul>
+<form class="navbar-left" >
+<%= link_to "Empty Cart" ,'/cart_product/clear' %>
+</form>
+<form class=" navbar-right" >
+<%= link_to "Back " ,root_path %>
+</form>
+<div>
+  <ul>
   <% total = 0 %>
   <% if !@cart_product.nil? %>
     <% @cart_product.each do |id, quantity| %>
@@ -17,7 +23,9 @@
     <% else %>
       <h3>Empty</h3>
     <% end -%>
-</ul>
+  </ul>
+</div>
+
 <div class="col-md-12">
   <nav>
     <%=(total/100.to_f).to_s + "$" %>

app/views/carts/info.html.erb

-<h1>Cart info</h1>
-<ul>
+<% if !session[:cart].nil? %>
+  <h1>Cart info</h1>
+  <ul>
   <% @total = 0 %>
   <% cart_product.each do |id, quantity| %>
     <% product = Product.find_by_id(id) %>
@@ -31,3 +32,6 @@
     <% end %>
   </div>
 </div>
+<%else%>
+  <h1>Your Cart is Empty</h1>
+<% end -%>

app/views/products/index.html.erb

@@ -4,16 +4,11 @@
     <div class="col-md-4">
       <div class="center jumbotron" style="padding-left: 35px;">
       <%= image_tag(product.image, size: "180x230")%>
-      <h6><%= truncate(product.name, length:15) %></h6>
+      <h6><%= truncate(product.name, length:24) %></h6>
       <%=  (product.price/100.to_f).to_s + "$" %>
       </br>
-      <div>
-        <h6 ><%= link_to "Buy", "/cart_products/#{product.id}", class: "btn btn-lg btn-danger" %> </h6>
-      </div>
-
-      <div>
-        <h6><%= link_to "Info", "/products/#{product.id}", class: "btn btn-lg btn-info" %> </h6>
-      </div>
+        <h6><%= link_to "Buy", "/cart_products/#{product.id}", class: "btn btn-lg btn-danger" %>
+        <%= link_to "Info", "/products/#{product.id}", class: "btn btn-lg btn-info" %> </h6>
       </div>
     </div>
   <% end %>

config/routes.rb

@@ -7,9 +7,9 @@
   get 'products/:id' => 'products#show'
 
   get 'cart_products/:id' => 'cart_products#add'
-  get 'cart_products/clear' => 'cart_products#clear_cart_product'
+  get 'cart_product/clear' => 'cart_products#clear'
   get 'cart' => 'carts#info'
-  get 'carts' => 'carts#new'
+  get 'carts' => 'cart_products#index'
   get 'carts/show' =>'carts#show'
   post 'carts/create' => 'carts#create', as: 'create_cart'