Create documentable concern and add it to budget investment model. Create documents controller, documents helper, routes, translations and specs

app/assets/javascripts/forms.js.coffee

@@ -23,8 +23,19 @@ App.Forms =
       false
     )
 
+  uploadButton: ->
+    element = $('input[type=file]')
+    i = 0
+    while i < element.length
+      element[i].addEventListener 'change', ->
+        idButton = $(this)
+        idButton.closest('.file-name').find('p').text(@files[0].name)
+        return
+      i++
+
   initialize: ->
     App.Forms.disableEnter()
     App.Forms.submitOnChange()
     App.Forms.toggleLink()
+    App.Forms.uploadButton()
     false

app/assets/stylesheets/icons.scss

@@ -97,6 +97,10 @@
   content: '\72';
 }
 
+.icon-documents::before {
+  content: '\68';
+}
+
 .icon-proposals::before {
   content: '\68';
 }

app/controllers/budgets/investments_controller.rb

@@ -44,6 +44,7 @@ module Budgets
       set_comment_flags(@comment_tree.comments)
       load_investment_votes(@investment)
       @investment_ids = [@investment.id]
+      @document = Document.new(documentable: @investment)
     end
 
     def create

app/controllers/documents_controller.rb

@@ -0,0 +1,47 @@
+class DocumentsController < ApplicationController
+  before_action :authenticate_user!
+  before_filter :find_documentable, except: :destroy
+  before_filter :prepare_new_document, only: :new
+  before_filter :prepare_document_for_creation, only: :create
+  load_and_authorize_resource
+
+  def new
+  end
+
+  def create
+    if @document.save
+      flash[:notice] = t "documents.actions.create.notice"
+      redirect_to params[:from]
+    else
+      flash[:alert] = t "documents.actions.create.alert"
+      render :new
+    end
+  end
+
+  def destroy
+    @document.destroy
+    flash[:notice] = t "documents.actions.destroy.notice"
+    redirect_to params[:from]
+  end
+
+  private
+
+  def find_documentable
+    @documentable = params[:documentable_type].constantize.find(params[:documentable_id])
+  end
+
+  def prepare_new_document
+    @document = Document.new(documentable: @documentable, user_id: @documentable.author_id)
+  end
+
+  def prepare_document_for_creation
+    @document = Document.new(document_params)
+    @document.documentable = @documentable
+    @document.user = current_user
+  end
+
+  def document_params
+    params.require(:document).permit(:title, :documentable_type, :documentable_id, :attachment)
+  end
+
+end

app/helpers/documents_helper.rb

@@ -0,0 +1,15 @@
+module DocumentsHelper
+
+  def document_attachment_file_name(document)
+    document.attachment.attachment_file_name if document.attachment.exists?
+  end
+
+  def errors_on_attachment(document)
+    document.errors[:attachment].join(', ') if document.errors.key?(:attachment)
+  end
+
+  def document_documentable_class(document)
+    document.documentable.class.name.parameterize('_')
+  end
+
+end

app/models/budget/investment.rb

@@ -7,6 +7,7 @@ class Budget
     include Searchable
     include Reclassification
     include Followable
+    include Documentable
 
     acts_as_votable
     acts_as_paranoid column: :hidden_at

app/views/budgets/investments/_filter_subnav.html.erb

@@ -17,6 +17,15 @@
           </h3>
         <% end %>
       </li>
+      <li class="tabs-title">
+        <%= link_to "#tab-documents" do %>
+          <h3>
+            <%= t("documents.tab") %>
+            (<%= @investment.documents.count %>)
+          </h3>
+        <% end %>
+      </li>
+
     </ul>
   </div>
 </div>

app/views/budgets/investments/_investment_show.html.erb

@@ -4,6 +4,12 @@
     <div class="small-12 medium-9 column">
       <%= back_link_to budget_investments_path(investment.budget, heading_id: investment.heading) %>
 
+      <% if can? :create, @document %>
+        <%= link_to t("documents.upload_document"),
+                    new_document_path(documentable_id:investment, documentable_type: investment.class.name, from: request.url),
+                    class: 'button hollow float-right' %>
+      <% end %>
+
       <h1><%= investment.title %></h1>
 
       <div class="budget-investment-info">
@@ -14,7 +20,6 @@
         <span class="bullet">&nbsp;&bull;&nbsp;</span>
         <%= investment.heading.name %>
       </div>
-
       <br>
       <p id="investment_code">
         <%= t("budgets.investments.show.code_html", code: investment.id) %>
@@ -51,6 +56,7 @@
         <h2><%= t('budgets.investments.show.price_explanation') %></h2>
         <p><%= investment.price_explanation %></p>
       <% end %>
+
     </div>
 
     <aside class="small-12 medium-3 column">

app/views/budgets/investments/show.html.erb

@@ -19,4 +19,9 @@
                                                             comment_flags: @comment_flags,
                                                             display_comments_count: false } %>
   </div>
+
+  <div class="tabs-panel" id="tab-documents">
+    <%= render 'documents/documents', documents: @investment.documents %>
+  </div>
+
 </div>

app/views/documents/_document.html.erb

@@ -0,0 +1,14 @@
+<tr id="<%= dom_id(document)%>">
+  <td><%#= icon %></td>
+  <td><%= document.title %></td>
+  <td>
+    <%= link_to "Download", document.attachment.url %>
+
+    <% if can? :destroy, Document %>
+      <%= link_to "Destroy",
+                    document_path(document, from: request.url), method: :delete,
+                    data: { confirm: "¿Está segurto de que desea eliminar el documento?. Esta acción no se puede deshacer." } %>
+    <% end %>
+
+  </td>
+</tr>

app/views/documents/_documents.html.erb

@@ -0,0 +1,17 @@
+<% if documents.any? %>
+
+  <table>
+    <tbody>
+      <% documents.each do |document| %>
+        <%= render "documents/document", document: document %>
+      <% end %>
+    </tbody>
+  </table>
+
+<% else %>
+
+  <div class="callout primary text-center">
+    <%= t('documents.no_documents') %>
+  </div>
+
+<% end %>

app/views/documents/_form.html.erb

@@ -0,0 +1,38 @@
+<%= form_for @document,
+             url: documents_path(
+              documentable_type: @document.documentable_type,
+              documentable_id: @document.documentable_id,
+              from: params[:from]
+             ),
+             html: { multipart: true } do |f| %>
+
+  <%= render 'shared/errors', resource: @document %>
+
+  <div class="row">
+
+    <div class="small-12 column">
+      <%= f.text_field :title %>
+    </div>
+
+    <div class="small-12 column">
+      <div class="file-name">
+        <%= f.file_field :attachment, label: false, class:'show-for-sr' %>
+        <br>
+        <%= f.label :attachment, t("documents.form.attachment_label"), class:'button' %>
+        <p><%= document_attachment_file_name(@document) %></p>
+      </div>
+    </div>
+
+    <% if @document.errors.has_key?(:attachment) %>
+      <div class="small-12 column">
+        <div class="attachment-errors">
+          <small class="error"><%= errors_on_attachment(@document)%></small>
+        </div>
+      </div>
+    <% end %>
+
+    <div class="actions small-12 medium-6 large-4 end column">
+      <%= f.submit(t("documents.form.submit_button"), class: "button expanded") %>
+    </div>
+  </div>
+<% end %>

app/views/documents/new.html.erb

@@ -0,0 +1,20 @@
+<div class="document-form <%= @document.documentable.class.name.parameterize('_') %> row">
+
+  <div class="small-12 medium-9 column">
+    <%= render "shared/back_link" %>
+
+    <h1><%= t("documents.new.title") %></h1>
+
+    <%= render "documents/form", form_url: documents_url %>
+  </div>
+
+  <div class="small-12 medium-3 column">
+    <span class="icon-documents float-right"></span>
+    <h2><%= t("documents.recommendations_title") %></h2>
+    <ul class="recommendations">
+      <li><%= t("documents.recommendation_one_html") %></li>
+      <li><%= t("documents.recommendation_two_html") %></li>
+      <li><%= t("documents.recommendation_three_html") %></li>
+    </ul>
+  </div>
+</div>