Add survey responses landing page

For in-app message surveys, add
a landing page for tracking responses

config/routes.rb

@@ -129,6 +129,9 @@ Rails.application.routes.draw do
       scope '/push_from_secondary/:geo_node_id' do
         draw :git_http
       end
+
+      # Used for survey responses
+      resources :survey_responses, only: :index
     end
 
     if ENV['GITLAB_CHAOS_SECRET'] || Rails.env.development? || Rails.env.test?

ee/app/controllers/survey_responses_controller.rb

+# frozen_string_literal: true
+
+class SurveyResponsesController < ApplicationController
+  include Gitlab::Tracking::ControllerConcern
+
+  SURVEY_RESPONSE_SCHEMA_URL = 'iglu:com.gitlab/survey_response/jsonschema/1-0-0'
+
+  skip_before_action :authenticate_user!
+
+  def index
+    track_response if Gitlab.com?
+
+    render layout: false
+  end
+
+  private
+
+  def track_response
+    data = {
+      survey_id: to_number(params[:survey_id]),
+      instance_id: to_number(params[:instance_id]),
+      user_id: to_number(params[:user_id]),
+      email: params[:email],
+      name: params[:name],
+      username: params[:username],
+      response: params[:response]
+    }.compact
+
+    track_self_describing_event(SURVEY_RESPONSE_SCHEMA_URL, data)
+  end
+
+  def to_number(param)
+    param.to_i if param&.match?(/^\d+$/)
+  end
+end

ee/app/views/survey_responses/index.html.haml

+- page_title _('Survey Response')
+
+!!! 5
+%html{ lang: I18n.locale }
+  = render 'layouts/head'
+  %body.ui-indigo.d-flex.vh-100
+    = render 'layouts/header/logo_with_title'
+    .container.pt-6.mw-100.text-center
+      .mt-9.mb-4= image_tag 'illustrations/subscription-success.svg'
+      %h2.font-weight-bold= _('Thank you for your feedback!')
+      %p.pt-1= _('Your response has been recorded.')

ee/changelogs/unreleased/add-survey-response-landing-page.yml

+---
+title: Survey Responses landing page
+merge_request: 29951
+author:
+type: added

ee/spec/controllers/survey_responses_controller_spec.rb

+# frozen_string_literal: true
+
+require 'spec_helper'
+
+describe SurveyResponsesController do
+  describe 'GET #index' do
+    subject { get :index, params: params }
+
+    let(:params) do
+      {
+        survey_id: '1',
+        instance_id: 'foo',
+        response: 'bar',
+        bla: 'bla'
+      }
+    end
+
+    context 'on GitLab.com' do
+      before do
+        allow(::Gitlab).to receive(:com?).and_return(true)
+      end
+
+      it 'tracks a survey_response event' do
+        expect(controller).to receive(:track_self_describing_event).with(
+          SurveyResponsesController::SURVEY_RESPONSE_SCHEMA_URL,
+          survey_id: 1,
+          response: 'bar'
+        )
+
+        subject
+      end
+    end
+
+    context 'not on GitLab.com' do
+      it 'does not track a survey_response event' do
+        expect(controller).not_to receive(:track_self_describing_event)
+
+        subject
+      end
+    end
+  end
+end

ee/spec/features/survey_responses_spec.rb

+# frozen_string_literal: true
+
+require 'spec_helper'
+
+describe 'Responses' do
+  it 'Shows a friendly message' do
+    visit survey_responses_path
+
+    expect(page).to have_text _('Thank you for your feedback!')
+  end
+end

locale/gitlab.pot

@@ -20429,6 +20429,9 @@ msgstr ""
 msgid "Support page URL"
 msgstr ""
 
+msgid "Survey Response"
+msgstr ""
+
 msgid "Switch branch/tag"
 msgstr ""
 
@@ -20710,6 +20713,9 @@ msgstr ""
 msgid "Thank you for signing up for your free trial! You will get additional instructions in your inbox shortly."
 msgstr ""
 
+msgid "Thank you for your feedback!"
+msgstr ""
+
 msgid "Thank you for your report. A GitLab administrator will look into it shortly."
 msgstr ""
 
@@ -24693,6 +24699,9 @@ msgstr ""
 msgid "Your request for access has been queued for review."
 msgstr ""
 
+msgid "Your response has been recorded."
+msgstr ""
+
 msgid "Your search didn't match any commits."
 msgstr ""