code breadcrumb

venshop_app/Gemfile

@@ -55,3 +55,4 @@ end
 gem 'will_paginate', '3.0.4'
 gem 'will_paginate-bootstrap'
 gem 'recaptcha-mailhide'
+gem "breadcrumbs_on_rails"
\ No newline at end of file

venshop_app/Gemfile.lock

@@ -28,6 +28,7 @@ GEM
     arel (4.0.1)
     atomic (1.1.14)
     bcrypt-ruby (3.0.1)
+    breadcrumbs_on_rails (2.3.0)
     builder (3.1.4)
     capybara (2.1.0)
       mime-types (>= 1.16)
@@ -144,6 +145,7 @@ PLATFORMS
 
 DEPENDENCIES
   bcrypt-ruby (~> 3.0.0)
+  breadcrumbs_on_rails
   capybara
   coffee-rails (~> 4.0.0)
   factory_girl_rails

venshop_app/app/controllers/application_controller.rb

@@ -3,4 +3,6 @@ class ApplicationController < ActionController::Base
   # For APIs, you may want to use :null_session instead.
   protect_from_forgery with: :exception
   include SessionsHelper
+
+  add_breadcrumb "Home", :root_path
 end

venshop_app/app/controllers/product_categories_controller.rb

 class ProductCategoriesController < ApplicationController
+  add_breadcrumb "Products", :products_path
+
   def show
   	term = ProductCategory.find(params[:id])
   	if term == nil
@@ -7,6 +9,7 @@ class ProductCategoriesController < ApplicationController
   	else
   		@items = Product.get_products_by_category(product_category_id: params[:id], page: params[:page], limit: 16)
   		@title = term.name
+      add_breadcrumb term.name, product_category_path(term)
   	end
   end
 end

venshop_app/app/controllers/products_controller.rb

 class ProductsController < ApplicationController
+	add_breadcrumb "Products", :products_path
+
   def index
+  	@products = Product.get_list(limit: 16, page: params[:page])
   end
 
   def show
   	@product = Product.find(params[:id])
+  	product_category = ProductCategory.find(@product.product_category_id)
+  	if product_category != nil
+  		add_breadcrumb product_category.name, product_category_path(product_category)
+  		add_breadcrumb @product.name, product_path(@product)
+  	end
   	@other_products = Product.get_other_products(@product.id, product_category_id: @product.product_category_id, limit: 16)
   end
 end

venshop_app/app/models/product.rb

@@ -32,4 +32,14 @@ class Product < ActiveRecord::Base
     .order('created_at DESC').order('updated_at DESC').order('name')
     .limit(limit)
   end
+
+  # Returns products list
+  def self.get_list(options = { limit: 16 })
+    limit = options[:limit]
+    page = options[:page]
+    return Product.select('id, name, image_medium, price, price_currency')
+    .where(availability: 'instock')
+    .paginate(:page => page, :per_page => limit)
+    .order('created_at DESC').order('updated_at DESC').order('name')
+  end
 end
\ No newline at end of file

venshop_app/app/views/layouts/_breadcrumb.html.erb

+        <nav class="breadcrumb">
+          <span>You are in: </span>
+          <ul>
+            <% 
+            if breadcrumbs == nil || breadcrumbs.empty?
+            	breadcrumbs = Array.new
+            	breadcrumbs.push({ text: 'Home', url: root_path })
+            else
+            	breadcrumbs.unshift({ text: 'Home', url: root_path })
+            end
+        		i = 1
+          	n = breadcrumbs.count
+        		breadcrumbs.each do |breadcrumb|
+        		%>
+        		<li<%= raw %Q{ class="last"} if i == n %>><a href="<%= breadcrumb[:url] %>"><%= breadcrumb[:text] %></a></li>
+        		<%
+        			i += 1
+        		end
+            %>
+          </ul>
+        </nav>
\ No newline at end of file

venshop_app/app/views/layouts/application.html.erb

@@ -31,10 +31,7 @@
         <%= render 'layouts/slide' %>
         <nav class="breadcrumb">
           <span>You are in: </span>
-          <ul>
-            <li><a href="">Home</a></li>
-            <li class="last"><a href="">Lorem Ipsum</a></li>
-          </ul>
+          <%= render_breadcrumbs %>
         </nav>
         <div class="clearfix"></div>
         <% if flash.any? %>

venshop_app/app/views/layouts/application_one_col.html.erb

@@ -21,13 +21,7 @@
     <%= render 'layouts/header' %>
   </div>
   <div class="container">
-    <nav class="breadcrumb">
-      <span>You are in: </span>
-      <ul>
-        <li><a href="">Home</a></li>
-        <li class="last"><a href="">Lorem Ipsum</a></li>
-      </ul>
-    </nav>
+    <%= render 'layouts/breadcrumb', breadcrumbs: yield(:breadcrumbs) %>
     <div class="clearfix"></div>
     <% if flash.any? %>
       <div id="block-message" class="hidden">

venshop_app/app/views/product_categories/show.html.erb

 				<% provide(:title, @title) %>
-        <!-- Recommended Items -->
         <div class="body-box grid-view">
           <h2 class="sprite-2">
             <%= @title %><span class="sprite-2"></span>

venshop_app/app/views/products/index.html.erb

 <% provide(:title, "Products") %>
-<h1>Products#index</h1>
-<p>Find me in app/views/products/index.html.erb</p>
+<div class="body-box grid-view">
+  <h2 class="sprite-2">
+    Products<span class="sprite-2"></span>
+  </h2>
+  <%= render 'shared/grid', items: @products %>
+
+  <%= will_paginate @products, renderer: BootstrapPagination::Rails %>
+  <div class="clearfix"></div>
+</div>

[tuantm]

@huanvl Add exception if param nil or product not exist

[tuantm]

.nil?