adds tags to debates [#8]

app/controllers/debates_controller.rb

@@ -3,8 +3,12 @@ class DebatesController < ApplicationController
   before_action :authenticate_user!, only: [:new, :create]
   
   def index
+    if params[:tag]
+      @debates = Debate.tagged_with(params[:tag])
+    else
       @debates = Debate.all
     end
+  end
 
   def show
   end
@@ -35,7 +39,7 @@ class DebatesController < ApplicationController
     end
 
     def debate_params
-      params.require(:debate).permit(:title, :description, :external_link, :terms_of_service)
+      params.require(:debate).permit(:title, :description, :tag_list, :terms_of_service)
     end
 
 end

app/helpers/application_helper.rb

@@ -1,2 +1,7 @@
 module ApplicationHelper
+
+  def tags(debate)
+    debate.tag_list.map { |tag| link_to tag, debates_path(tag: tag) }.join(', ').html_safe
+  end
+
 end

app/views/debates/_debate.html.erb

@@ -1,9 +1,12 @@
-<div class='debate'>
+<div id="debate-<%= debate.id %>" class='debate'>
   <p><%= link_to debate.title, debate %></p>
   <p><%= debate.description %></p>
+  
   <p>
     Creado el: <%= l debate.created_at.to_date %>
     por: <%= debate.author.name %>
   </p>
+  
+  <p><%= render 'shared/tags', debate: debate %></p>
 </div>
-<br/><br/>
+<br/><br/><br/><br/>

app/views/debates/_form.html.erb

@@ -20,6 +20,11 @@
   <p>Explica con todo el detalle que puedas y de una manera sencilla la idea y que crees que conseguiríamos con ella</p>
   <%= f.text_area  :description %>
 
+  <div>
+    <%= f.label :tag_list, "Temas (separados por comas)" %><br />
+    <%= f.text_field :tag_list, value: @debate.tag_list.to_s %>
+  </div>
+
   <% if @debate.new_record? %>
     <%= f.check_box :terms_of_service %>
     Acepto la política de privacidad y el aviso legal 

app/views/debates/show.html.erb

@@ -7,5 +7,8 @@
   </p>
 </div>
 
+<%= render 'shared/tags', debate: @debate %>
+
+<br/><br/>
 <%= link_to 'Edit', edit_debate_path(@debate) %> |
 <%= link_to 'Back', debates_path %>

app/views/shared/_tags.html.erb

@@ -0,0 +1,3 @@
+<% if debate.tags.any? %>
+  Temas: <%= tags(debate) %>
+<% end %>