fix #384: allow commenting on a point (#386)

* fix #384: allow commenting on a point

* clean up comments adding

app/controllers/comments_controller.rb

@@ -0,0 +1,30 @@
+class CommentsController < ApplicationController
+  before_action :authenticate_user!, except: [:index, :show]
+  before_action :set_point, only: [:new, :create]
+  def new
+    @comment = Comment.new
+  end
+
+  def create
+    @comment = Comment.new(comment_params)
+    @comment.point = @point
+
+    if @comment.save
+      flash[:notice] = "Comment added!"
+    else
+      flash[:notice] = "Error adding comment!"
+      puts @comment.errors.full_messages
+    end
+    redirect_to point_path(@point)
+  end
+
+  private
+
+  def set_point
+    @point = Point.find(params[:point_id])
+  end
+
+  def comment_params
+    params.require(:comment).permit(:summary)
+  end
+end

app/models/comment.rb

@@ -1,3 +1,5 @@
 class Comment < ApplicationRecord
   belongs_to :point
+
+  validates :summary, presence: true
 end

app/views/comments/_form.html.erb

@@ -0,0 +1,16 @@
+<div class="form-login">
+  <div class="row row-form">
+    <%= simple_form_for([@point, @comment]) do |f| %>
+      <div class="form-inputs col-xs-12">
+        <%= f.input :summary %>
+      </div>
+      <div class="form-actions col-xs-4 col-sm-2 col-md-2">
+        <%= link_to "Back", :back, class: "btn btn-default" %>
+      </div>
+      <div class="form-actions col-xs-8 col-sm-4 col-sm-offset-6 col-md-3 col-md-offset-7">
+        <%= f.submit class: 'btn btn-primary' %>
+      </div>
+    <% end %>
+  </div>
+</div>
+

app/views/comments/new.html.erb

@@ -0,0 +1,2 @@
+<%= render 'form' %>
+

app/views/points/show.html.erb

@@ -22,6 +22,7 @@
               <% end %>
               <% end %>
             </li>
+            <li><%= link_to 'Add Comment', new_point_comment_path(@point) %></li>
         </ul>
     </div>
     <% end %>

config/routes.rb

@@ -21,6 +21,7 @@
   resources :points, only: :index, path: "points/(:scope)", scope: /[a-z\-_]*/, as: :points
   resources :points, except: [:index] do
     resources :reasons, only: [:new, :create]
+    resources :comments, only: [:new, :create]
   end
 
   resources :services, except: [:show]