+cocoon

Gemfile

@@ -28,6 +28,7 @@ gem "haml-rails"
 gem 'jquery.fileupload-rails'
 gem "mediaelement_rails"
 gem "selectize-rails"
+gem "cocoon"
 
 # Use jquery as the JavaScript library
 gem 'jquery-rails'

Gemfile.lock

@@ -99,6 +99,7 @@ GEM
     carrierwave-imagesorcery (0.0.5)
       carrierwave
       image_sorcery (>= 1.1.0)
+    cocoon (1.2.5)
     coderay (1.1.0)
     coffee-rails (4.0.1)
       coffee-script (>= 2.2.0)
@@ -289,6 +290,7 @@ DEPENDENCIES
   cancan
   carrierwave
   carrierwave-imagesorcery
+  cocoon
   coffee-rails (~> 4.0.0)
   cucumber-rails
   database_cleaner

app/assets/javascripts/application.js

@@ -15,6 +15,7 @@
 //= require foundation
 //= require jquery.fileupload
 //= require selectize
+//= require cocoon
 //= require_tree .
 
 $(function(){ $(document).foundation(); });

app/assets/javascripts/products.js.coffee

@@ -1,3 +1,10 @@
 # Place all the behaviors and hooks related to the matching controller here.
 # All this logic will automatically be available in application.js.
 # You can use CoffeeScript in this file: http://coffeescript.org/
+
+$("#attachments a.add_fields").data("association-insertion-position", "before").data "association-insertion-node", "this"
+$("#attachments").bind "insertion-callback", ->
+  $(".attached-fields a.add_fields").data("association-insertion-position", "before").data "association-insertion-node", "this"
+  $(".attached-fields").bind "insertion-callback", ->
+    $(this).children("#attachedlist").remove()
+    $(this).children("a.add_fields").hide()

app/controllers/products_controller.rb

@@ -15,10 +15,13 @@ def show
   # GET /products/new
   def new
     @product = Product.new
+    @product.attached.build
+    @product.documented.build
   end
 
   # GET /products/1/edit
   def edit
+    @attachments = Attachment.all
   end
 
   # POST /products
@@ -69,6 +72,6 @@ def set_product
 
     # Never trust parameters from the scary internet, only allow the white list through.
     def product_params
-      params.require(:product).permit(:name, :description, :model, :manufacturer, :link, :image, :remote_image_url, :tags, :apms, :tag_list, :apm_list, :category_id, :documents, :attachments)
+      params.require(:product).permit(:name, :description, :model, :manufacturer, :link, :image, :remote_image_url, :tags, :apms, :tag_list, :apm_list, :category_id, attached_attributes: [:id, :product_id, :attachment_id, :_destroy])
     end
 end

app/models/product.rb

@@ -9,4 +9,8 @@ class Product < ActiveRecord::Base
 	acts_as_taggable_on :apms, :applicables
 
 	mount_uploader :image, ImageUploader
+	accepts_nested_attributes_for :attached, :reject_if => :all_blank, :allow_destroy => true
+	accepts_nested_attributes_for :attachments, :reject_if => :all_blank, :allow_destroy => true
+	accepts_nested_attributes_for :documented, :reject_if => :all_blank, :allow_destroy => true
+	accepts_nested_attributes_for :documents, :reject_if => :all_blank, :allow_destroy => true
 end

app/views/products/_attached_fields.html.haml

@@ -0,0 +1,10 @@
+.nested-fields.attached-fields
+  .row
+    .large-12.columns#attachedlist
+      = f.association :attachment, :collection => Attachment.all(:order => 'name'), :prompt => 'Choose an existing attachment'
+  .row
+    .large-12.columns
+      = link_to_add_association 'or add a new attachment', f, :attachment
+  .row
+    .large-12.columns
+      = link_to_remove_association "remove attachment", f

app/views/products/_attachment_fields.html.haml

@@ -0,0 +1,6 @@
+.nested-fields
+  = f.input :name
+  = f.input :description
+  = f.input :filetype
+  = f.file_field :filelocation
+

app/views/products/_form.html.haml

@@ -58,20 +58,27 @@
           .large-12.columns
             %table
               %tr
-                %th Name
-                %th Description
-                %th Filetype
-                %th Filelocation
+                %th{width: "400px"} Name
+                %th{width: "20px"}  Filetype
+                %th{width: "200px"}  Filelocation
                 %th
                 %th
                 %th
 
-              - @product.attachments.each do |attachment|
+              - @attachments.each do |attachment|
                 %tr
                   %td= attachment.name
-                  %td= attachment.description
                   %td= attachment.filetype
                   %td= attachment.filelocation
                   %td= link_to 'Show', attachment
                   %td= link_to 'Edit', edit_attachment_path(attachment)
-                  %td= link_to 'Destroy', attachment, :method => :delete, :data => { :confirm => 'Are you sure?' }
+                  %td= link_to 'Destroy', attachment, :method => :delete, :data => { :confirm => 'Are you sure?' }
+  .row
+    .large-12.columns#attachments
+      = f.simple_fields_for :attached do |attached|
+        .row
+          .large-12.columns
+            = render 'attached_fields', :f => attached
+        .row
+          .large-12.columns
+            = link_to_add_association 'add attachment', f, :attached