561 new document sub navigation page

app/controllers/admin/new_document_controller.rb

@@ -0,0 +1,45 @@
+class Admin::NewDocumentController < Admin::BaseController
+  before_action :check_new_design_system_permissions, only: %i[index]
+
+  layout :get_layout
+
+  def index; end
+
+  def new_document_options_redirect
+    redirect_options = {
+      "call-for-evidence": new_admin_call_for_evidence_path,
+      "case-study": new_admin_case_study_path,
+      "consultation": new_admin_consultation_path,
+      "detailed-guide": new_admin_detailed_guide_path,
+      "document-collection": new_admin_document_collection_path,
+      "fatality-notice": new_admin_fatality_notice_path,
+      "news-article": new_admin_news_article_path,
+      "publication": new_admin_publication_path,
+      "speech": new_admin_speech_path,
+      "statistical-data-set": new_admin_statistical_data_set_path,
+    }
+
+    if params[:new_document_options].present?
+      selected_option = params.require(:new_document_options).to_sym
+      redirect_to redirect_options[selected_option]
+    else
+      redirect_to admin_new_document_path, alert: "Please select a new document option"
+    end
+  end
+
+private
+
+  def check_new_design_system_permissions
+    forbidden! unless new_design_system?
+  end
+
+  def get_layout
+    design_system_actions = %w[index new_document_options_redirect] if preview_design_system?(next_release: false)
+
+    if design_system_actions&.include?(action_name)
+      "design_system"
+    else
+      "admin"
+    end
+  end
+end

app/views/admin/new_document/index.html.erb

@@ -0,0 +1,99 @@
+<% content_for :page_title, "New document" %>
+
+<%
+  new_document_radio_items = [
+    {
+      value: "call-for-evidence",
+      text: "Call for evidence",
+      bold: true,
+      hint_text: "Use this to request people's views when it is not a consultation.",
+    },
+    {
+      value: "case-study",
+      text: "Case study",
+      bold: true,
+      hint_text: "Use this to share real examples that help users understand a process or an important" +
+        " aspect of government policy covered on GOV.UK.",
+    },
+    {
+      value: "consultation",
+      text: "Consultation",
+      bold: true,
+      hint_text: "Use this for documents requiring a collective agreement across government, and requests for people's view on a question with an outcome.",
+    },
+    {
+      value: "detailed-guide",
+      text: "Detailed guide",
+      bold: true,
+      hint_text: "Use this to tell users the steps they need to take to complete a clearly defined task. They are usually aimed at specialist or professional audiences.",
+    },
+    {
+      value: "document-collection",
+      text: "Document collection",
+      bold: true,
+      hint_text: "Use this to group related documents on a single page for a specific audience or around a specific theme.",
+    },
+    {
+      value: "fatality-notice",
+      text: "Fatality notice",
+      bold: true,
+      hint_text: "Use this to provide official confirmation of the death of a member of the armed forces while on deployment. Ministry of Defence only.",
+    },
+    {
+      value: "news-article",
+      text: "News article",
+      bold: true,
+      hint_text: "Use this for news story, press release, government response, and world news story.",
+    },
+    {
+      value: "publication",
+      text: "Publication",
+      bold: true,
+      hint_text: "Use this for standalone government documents, white papers, strategy documents, and reports.",
+    },
+    {
+      value: "speech",
+      text: "Speech",
+      bold: true,
+      hint_text: "Use this for speeches by ministers or other named spokespeople, and ministerial statements to Parliament.",
+    },
+    {
+      value: "statistical-data-set",
+      text: "Statistical data set",
+      bold: true,
+      hint_text: "Use this for data that you publish monthly or more often without analysis.",
+    },
+  ]
+%>
+
+<div class="govuk-grid-row">
+  <div class="govuk-grid-column-two-thirds">
+    <%= form_with url: admin_new_document_options_path do %>
+      <%= render "govuk_publishing_components/components/radio", {
+        heading: "New document",
+        heading_level: 1,
+        name: "new_document_options",
+        id: "new_document_options",
+        items: new_document_radio_items,
+      } %>
+      <%= render "govuk_publishing_components/components/inset_text", {
+        text: sanitize("Check the #{link_to("content types guidance", admin_whats_new_path, {class: "govuk-link"})}" +
+                         " if you need more help in choosing a content type."),
+      } %>
+
+      <div class="govuk-button-group">
+        <%= render "govuk_publishing_components/components/button", {
+          text: "Next",
+          data_attributes: {
+            module: "gem-track-click",
+            "track-category": "form-button",
+            "track-action": "new-document-radio-options-next-button",
+            "track-label": "Next",
+          },
+        } %>
+
+        <%= link_to("Cancel", root_path, class: "govuk-link govuk-link--no-visited-state") %>
+      </div>
+    <% end %>
+  </div>
+</div>

config/routes.rb

@@ -240,6 +240,10 @@ def redirect(path, options = { prefix: Whitehall.router_prefix })
 
       get "/whats-new" => "whats_new#index", as: :whats_new
 
+      get "/new-document" => "new_document#index", as: :new_document
+      get :new_document_options, to: "new_document#new_document_options_redirect"
+      post :new_document_options, to: "new_document#new_document_options_redirect"
+
       resources :statistics_announcements, except: [:destroy] do
         member do
           get :cancel

test/functional/admin/new_document_controller_test.rb

@@ -0,0 +1,72 @@
+require "test_helper"
+
+class Admin::NewDocumentControllerTest < ActionController::TestCase
+  setup do
+    login_as_preview_design_system_user :writer
+  end
+
+  view_test "GET #index renders the 'New Document' page with the header, all relevant radio selection options and inset text" do
+    get :index
+
+    assert_response :success
+    assert_select "h1.gem-c-radio__heading-text", text: "New document"
+    radio_button_values.each do |value|
+      assert_select_radio_button(value)
+    end
+    assert_select ".govuk-inset-text", text: "Check the content types guidance if you need more help in choosing a content type."
+  end
+
+  test "access to the New document index page is forbidden for users without design system permissions" do
+    login_as :writer
+    get :index
+    assert_response :forbidden
+  end
+
+  test "POST #new_document_options_redirect redirects each radio buttons to their expected paths" do
+    redirect_options.each do |selected_option, expected_path|
+      request_params = {
+        "new_document_options": selected_option,
+      }
+
+      post :new_document_options_redirect, params: request_params
+
+      assert_redirected_to expected_path
+    end
+  end
+
+  test "when no radio buttons are selected a flash notice is shown and the user remains on the index page" do
+    request_params = {
+      new_document_options: "",
+    }
+
+    post :new_document_options_redirect, params: request_params
+
+    assert_redirected_to admin_new_document_path
+    assert_equal flash[:alert], "Please select a new document option"
+  end
+
+private
+
+  def radio_button_values
+    %w[call-for-evidence case-study consultation detailed-guide document-collection fatality-notice news-article publication speech statistical-data-set]
+  end
+
+  def assert_select_radio_button(value)
+    assert_select ".govuk-radios__item input[type=radio][name=new_document_options][value=#{value}]", count: 1
+  end
+
+  def redirect_options
+    {
+      "call-for-evidence": new_admin_call_for_evidence_path,
+      "case-study": new_admin_case_study_path,
+      "consultation": new_admin_consultation_path,
+      "detailed-guide": new_admin_detailed_guide_path,
+      "document-collection": new_admin_document_collection_path,
+      "fatality-notice": new_admin_fatality_notice_path,
+      "news-article": new_admin_news_article_path,
+      "publication": new_admin_publication_path,
+      "speech": new_admin_speech_path,
+      "statistical-data-set": new_admin_statistical_data_set_path,
+    }
+  end
+end