ability to delete conversations

app/controllers/conversations_controller.rb

@@ -21,4 +21,12 @@ class ConversationsController < ApplicationController
       render :index, status: :unprocessable_entity
     end
   end
+
+  def destroy
+    if @conversation.destroy
+      redirect_to conversations_path
+    else
+      render :show, status: :unprocessable_entity
+    end
+  end
 end

app/models/ability.rb

@@ -5,8 +5,8 @@ class Ability
 
   def initialize(user)
     can :create, Conversation
-    can :read, Conversation, user: user
+    can %i[read destroy], Conversation, user: user
     can :create, Message, conversation: { user: user }
-    can %i[index read], Message, conversation: { user: user }
+    can %i[index read destroy], Message, conversation: { user: user }
   end
 end

app/views/conversations/show.html.erb

@@ -2,6 +2,10 @@
   <%= link_to "list conversations", conversations_path %>
 </div>
 
+<%= form_with url: conversation_path(@conversation), method: :delete do |form| %>
+  <%= form.submit "delete conversation" %>
+<% end %>
+
 <ul>
   <% @messages.each do |message| %>
     <li><%= message.body %></li>