Amazon ECS issue

gistfile1.txt

# amazon_api.rb
# ENV variables are configured with figaro locally and directly on Amazon Elastic Beanstalk in production

Amazon::Ecs.configure do |options|
  options[:AWS_access_key_id] = ENV["AWS_ACCESS_KEY_ID"]
  options[:AWS_secret_key] = ENV["AWS_SECRET_KEY"]
  options[:associate_tag] = ENV["associate_tag"]
  options[:version] = "2013-08-01"
end

# books_controller.rb
  def search
    # Amazon API
    search_term = params[:book_info]
    @books  = Amazon::Ecs.item_search(search_term, { :search_index => 'Books', :sort => 'relevancerank' })
    @covers = Amazon::Ecs.item_search(search_term, { :response_group => 'Images',
                                                     :search_index => 'Books',
                                                     :sort => 'relevancerank' })
    render :new
  end
  
# books/new.html.erb

<div class='all-books' >
    <% @books.items.each_with_index do |book, n| %>
    <% unless bad_image?(n) %>
      <div class='col-md-2 col-sm-3 col-xs-4 book-row'>
        <div class='' >
          <%= form_for @book do |f| %>
            <% item_attributes = book.get_element('ItemAttributes') %>
              <input name="book[title]" type="hidden" value="<%= item_attributes.get('Title') %>"/>
              <input name="book[authors]" type="hidden" value="<%= item_attributes.get('Author') %>"/>
              <input name="book[amazon_link]" type="hidden" value="<%= book.get_element('ItemLink').get('URL') %>"/>
              <input name="book[asin]" type="hidden" value="<%= @covers.items[n].get('ASIN') %>"/>
              <input name="book[cover_image_link]" type="hidden" value="<%= @covers.items[n].get('LargeImage/URL') %>"/>
              <input name="user_book[status]" type="hidden" value="read"/>
              <%= image_submit_tag(@covers.items[n].get('LargeImage/URL'), class: 'img-responsive search-book')  %>
          <% end %>      
        </div>
      </div>  
    <% end %>
    <% end %>
  <% end %>
</div>