Configure app to send survey and handle unsubscribes

app/controllers/unsubscribes_controller.rb

@@ -0,0 +1,23 @@
+class UnsubscribesController < ApplicationController
+  def new
+  end
+
+  def create
+    if unsubscribe_email.present?
+      if user = User.find_by(email: unsubscribe_email)
+        user.update(can_be_emailed: false)
+      end
+
+      render :success
+    else
+      render :new
+    end
+  end
+
+  private
+
+  def unsubscribe_email
+    params[:unsubscribe][:email]
+  end
+  helper_method :unsubscribe_email
+end

app/javascript/src/css/default/Button.css

@@ -0,0 +1,16 @@
+.btn {
+  background-color: #404458;
+  border: none;
+  color: white;
+  padding: 15px 32px;
+  text-align: center;
+  text-decoration: none;
+  display: inline-block;
+  font-size: 16px;
+  border-radius: 3px;
+}
+
+.btn:hover {
+  background-color: #525670;
+  cursor: pointer;
+}

app/javascript/src/global.css

@@ -2,6 +2,7 @@
 @import './reset.css';
 @import './css/default/AdventureHeader.css';
 @import './css/default/Badge.css';
+@import './css/default/Button.css';
 @import './css/default/Brand.css';
 @import './css/default/Footer.css';
 
@@ -23,7 +24,7 @@ main {
 
 .screenreader-only {
   border: 0;
-  clip: rect(0,0,0,0);
+  clip: rect(0, 0, 0, 0);
   height: 1px;
   margin: -1px;
   overflow: hidden;

app/mailers/application_mailer.rb

@@ -1,4 +1,4 @@
 class ApplicationMailer < ActionMailer::Base
-  default from: 'from@example.com'
+  default from: '[email protected].com'
   layout 'mailer'
 end

app/mailers/survey_mailer.rb

@@ -0,0 +1,9 @@
+class SurveyMailer < ApplicationMailer
+  default from: "Storyboard Team <[email protected]>"
+
+  def initial_feedback(user)
+    @user = user
+
+    mail(to: user.email, subject: "Storyboard User Survey")
+  end
+end

app/views/survey_mailer/initial_feedback.html.erb

@@ -0,0 +1,36 @@
+<p>
+  Hello,
+</p>
+
+<p>
+  Storyboard is conducting an online survey to gather user feedback and to learn more about how people use Storyboard. Your input would be incredibly helpful, and be used to inform the future of Storyboard.
+</p>
+
+<p>
+  All respondents who complete the survey will be entered in a drawing to win a $20 Amazon.com gift card.
+</p>
+
+<p>
+  It should take 5-10 minutes to complete. You may access the survey using the link below.
+</p>
+
+<p>
+  <%= link_to "https://www.surveygizmo.com/s3/5759951/Storyboard-User-Survey", "https://www.surveygizmo.com/s3/5759951/Storyboard-User-Survey" %>
+</p>
+
+<p>
+  If you have any questions, you can contact Laura Sweltz at [email protected].
+</p>
+
+<p>
+  Thank you,
+  <br>
+  Storyboard Team
+</p>
+
+<br>
+<hr>
+
+<p>
+  Don’t want to hear from us again? <%= link_to "Unsubscribe here", new_unsubscribe_url(email: @user.email) %>.
+</p>

app/views/survey_mailer/initial_feedback.text.erb

@@ -0,0 +1,17 @@
+Hello,
+
+Storyboard is conducting an online survey to gather user feedback and to learn more about how people use Storyboard. Your input would be incredibly helpful.
+
+All respondents who complete the survey will be entered in a drawing to win a $20 Amazon.com gift card.
+
+It should take 5-10 minutes to complete. You may access the survey using the link below.
+
+https://www.surveygizmo.com/s3/5759951/Storyboard-User-Survey
+
+If you have any questions, you can contact Laura Sweltz at [email protected].
+
+Thank you,
+Storyboard Team
+
+================================================================
+Don’t want to hear from us again? Unsubscribe here: <%= new_unsubscribe_url(email: @user.email) %>.

app/views/unsubscribes/new.html.erb

@@ -0,0 +1,10 @@
+<div class="AccountForm Container">
+  <%= form_for :unsubscribe, url: unsubscribes_path do |f| %>
+    <div class="Field">
+      <%= f.label :email %>
+      <%= f.email_field :email, value: params[:email] %>
+    </div>
+
+    <%= f.submit "Unsubscribe", class: "btn" %>
+  <% end %>
+</div>

app/views/unsubscribes/success.html.erb

@@ -0,0 +1,5 @@
+<div class="Container">
+  <p>
+    We've removed <%= unsubscribe_email %> from our mailing list. Fare thee well.
+  </p>
+</div>

config/application.rb

@@ -21,6 +21,8 @@ class Application < Rails::Application
     # Initialize configuration defaults for originally generated Rails version.
     config.load_defaults 5.2
 
+    config.action_mailer.preview_path = "#{Rails.root}/lib/mailer_previews"
+
     # Settings in config/environments/* take precedence over those specified here.
     # Application configuration can go into files in config/initializers
     # -- all .rb files in that directory are automatically loaded after loading

config/database.yml

@@ -17,7 +17,10 @@
 default: &default
   adapter: postgresql
   encoding: unicode
-  host: db
+
+  # Uncomment this line if you're running in Docker
+  # host: db
+
   # For details on connection pooling, see Rails configuration guide
   # http://guides.rubyonrails.org/configuring.html#database-pooling
   pool: <%= ENV.fetch("RAILS_MAX_THREADS") { 5 } %>

config/routes.rb

@@ -17,6 +17,9 @@
   post "/api/:id", to: "api/adventures#update"
   get "/api/:id", to: "api/adventures#show"
 
+  get "unsubscribe", to: "unsubscribes#new", as: :new_unsubscribe
+  resources :unsubscribes, only: [:create]
+
   # Keep this block at the bottom so the "/:id adventures#show"
   # doesn't catch other routes
   resources :adventures, path: "/" do

db/migrate/20200806131054_add_can_be_emailed_to_users.rb

@@ -0,0 +1,5 @@
+class AddCanBeEmailedToUsers < ActiveRecord::Migration[5.2]
+  def change
+    add_column :users, :can_be_emailed, :boolean, default: true
+  end
+end

db/schema.rb

@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 2020_05_27_151913) do
+ActiveRecord::Schema.define(version: 2020_08_06_131054) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
@@ -54,6 +54,7 @@
     t.inet "last_sign_in_ip"
     t.datetime "created_at", null: false
     t.datetime "updated_at", null: false
+    t.boolean "can_be_emailed", default: true
     t.index ["email"], name: "index_users_on_email", unique: true
     t.index ["reset_password_token"], name: "index_users_on_reset_password_token", unique: true
   end

lib/mailer_previews/survey_mailer_preview.rb

@@ -0,0 +1,5 @@
+class SurveyMailerPreview < ActionMailer::Preview
+  def initial_feedback
+    SurveyMailer.initial_feedback(User.first)
+  end
+end