index.html.erb

<h1>Listing orders</h1>


  </div>
<table>
  <thead>
    <tr>
      <th>  </th>
      <th> Template used </th>
      <th> Special Notes </th>
      <th> Date due </th>
      <th colspan="3"></th>
    </tr>
  </thead>

  <tbody>
    <% @orders.each do |t| %>
      <tr>
        <td><%= t.customer %></td>
        <td><%= t.templates %></td>
        <td><%= t.special_notes %></td>
        <td><%= t.due_at %></td>
        <div id="orders">
        <div class ="artwork">
    <%= image_tag t.image_url(:thumb).to_s %>
  </div>
    </div>
       </tr>
    <% end %>
  </tbody>
</table>

<%= link_to 'New Order', new_order_path %>

order.rb

class Order < ActiveRecord::Base
	include PublicActivity::Model
	tracked 
	has_and_belongs_to_many :users
	belongs_to :customer
	has_and_belongs_to_many :templates, through: :orders_templates
	mount_uploader :image, ImageUploader
	

	def due_at_string
		due_at.to_s(:db)
	end

	def due_at_string=(due_at_str)
		self.due_at = Time.parse(due_at_str)
	end
end

orders_controller.rb

class OrdersController < ApplicationController
  before_filter :prepare_customers
  #before_action :set_order, only: [:show, :edit, :update, :destroy]

  respond_to :html

  def index
    @orders = Order.all
    #respond_with(@orders)
  end

  def show
    @order= Order.find(params[:id])
    @customer = Customer.all
    respond_with(@order)
  end

  def new
    @order = Order.new
    @template = Template.all
    @customer = Customer.all
    respond_with(@order)
  end

  def edit
     @order= Order.find(params[:id])
     @customer = @order.customer
     @template = @order.templates
  end

  def create
    @order = Order.new(order_params)
    flash[:notice] = 'Order was successfully created.' if @order.save
    respond_with(@order)
  end

  def update
    flash[:notice] = 'Order was successfully updated.' if @order.update(order_params)
    respond_with(@order)
  end

  def destroy
    @order.destroy
    respond_with(@order)
  end

  private

  def import
    Order.import(params[:file])
    redirect_to root_url, notice: "products imported"
  end

    def prepare_customers
      @customers = Customer.all
    end
    def set_order
      @order = Order.find(params[:id])
    end

    def order_params
      params.require(:order).permit(:customer_id, :special_notes, :image, :due_at, :template_ids => [])
    end
end