validation and linked profiles

Gemfile

@@ -34,6 +34,7 @@ gem 'jbuilder', '~> 2.5'
 # gem 'capistrano-rails', group: :development
 
 gem 'simple_form'
+gem "validate_url"
 
 # Reduces boot times through caching; required in config/boot.rb
 gem 'bootsnap', '>= 1.1.0', require: false

Gemfile.lock

@@ -179,6 +179,9 @@ GEM
       thread_safe (~> 0.1)
     uglifier (4.2.0)
       execjs (>= 0.3.0, < 3)
+    validate_url (1.0.13)
+      activemodel (>= 3.0.0)
+      public_suffix
     web-console (3.7.0)
       actionview (>= 5.0)
       activemodel (>= 5.0)
@@ -212,6 +215,7 @@ DEPENDENCIES
   turbolinks (~> 5)
   tzinfo-data
   uglifier (>= 1.3.0)
+  validate_url
   web-console (>= 3.3.0)
 
 RUBY VERSION

app/controllers/linked_profiles_controller.rb

@@ -0,0 +1,8 @@
+class LinkedProfilesController < ApplicationController
+  before_action :set_profile, only: [:show, :edit, :update, :destroy]
+
+  # GET /linked_profiles
+  def index
+    @profiles = Profile.joins(:links)
+  end
+end

app/controllers/profiles_controller.rb

@@ -44,13 +44,9 @@ def update
   end
 
   # DELETE /profiles/1
-  # DELETE /profiles/1.json
   def destroy
     @profile.destroy
-    respond_to do |format|
-      format.html { redirect_to profiles_url, notice: 'Profile was successfully destroyed.' }
-      format.json { head :no_content }
-    end
+    redirect_to profiles_url, notice: 'Profile was successfully destroyed.'
   end
 
   private

app/models/link.rb

@@ -1,3 +1,6 @@
 class Link < ApplicationRecord
   belongs_to :profile
+
+  validates :name, :url, presence: true
+  validates :url, url: true
 end

app/models/profile.rb

@@ -1,3 +1,6 @@
 class Profile < ApplicationRecord
   has_many :links
+
+  validates :name, presence: true
+  validates :age, numericality: { only_integer: true }
 end

app/views/linked_profiles/index.html.erb

@@ -0,0 +1,38 @@
+<p id="notice"><%= notice %></p>
+
+<h1>Profiles</h1>
+
+<table>
+  <thead>
+    <tr>
+      <th colspan="3"></th>
+    </tr>
+  </thead>
+
+  <tbody>
+    <% @profiles.each do |profile| %>
+      <% cache profile do %>
+        <tr>
+          <td><b>Name: <%= profile.name %></b></td>
+        </tr>
+        <tr>
+          <td>Age: <%= profile.age %></td>
+        </tr>
+
+      <% profile.links.each do |link| %>
+        <tr>
+          <td><%= link_to "<b>#{link.name}</b> - #{link.url}".html_safe, href: link.url %></td>
+        <tr>
+        <% end %>
+        <tr>
+          <td><%= link_to 'Edit', edit_profile_path(profile) %></td>
+          <td><%= link_to 'Destroy', profile, method: :delete, data: { confirm: 'Are you sure?' } %></td>
+        </tr>
+      <% end %>
+    <% end %>
+  </tbody>
+</table>
+
+<br>
+
+<%= link_to 'New Profile', new_profile_path %>

config/routes.rb

@@ -4,4 +4,6 @@
   resources :profiles do
     resources :links
   end
+
+  resources :linked_profiles, only: :index
 end