Move db queries to homepage presenter

app/presenters/homepage_presenter.rb

@@ -2,7 +2,7 @@ class HomepagePresenter
   include Rails.application.routes.url_helpers
   include CollectionTimeHelper
 
-  attr_reader :current_year_in_progress_lettings_data, :current_year_completed_lettings_data, :current_year_in_progress_sales_data, :current_year_completed_sales_data, :last_year_in_progress_lettings_data, :last_year_completed_lettings_data, :last_year_in_progress_sales_data, :last_year_completed_sales_data, :incomplete_schemes_data
+  attr_reader :current_year_in_progress_lettings_data, :current_year_completed_lettings_data, :current_year_in_progress_sales_data, :current_year_completed_sales_data, :last_year_in_progress_lettings_data, :last_year_completed_lettings_data, :last_year_in_progress_sales_data, :last_year_completed_sales_data, :incomplete_schemes_data, :active_notifications
 
   def initialize(user)
     @user = user
@@ -25,6 +25,7 @@ class HomepagePresenter
         path: schemes_path(status: [:incomplete], owning_organisation_select: "all"),
       }
     end
+    @active_notifications = Notification.active if @user.support?
   end
 
   def title_text_for_user

app/views/home/index.html.erb

@@ -7,7 +7,7 @@
       </div>
 
       <% if @current_user.support? %>
-        <%= render partial: "notifications/notification_home_section" %>
+        <%= render partial: "notifications/notification_home_section", locals: { active_notifications: @homepage_presenter.active_notifications } %>
       <% end %>
 
       <div class="app-data-box-section govuk-grid-row">

app/views/notifications/_notification_home_section.html.erb

@@ -1,6 +1,6 @@
 <div class="govuk-grid-row">
-  <p class="govuk-!-font-weight-bold"><%== I18n.t("active_notifications", count: Notification.active.count) %></p>
-  <% Notification.active.each do |notification| %>
+  <p class="govuk-!-font-weight-bold"><%== I18n.t("active_notifications", count: active_notifications.count) %></p>
+  <% active_notifications.each do |notification| %>
     <div class="govuk-grid-row">
       <div class="govuk-grid-column-three-quarters">
         <%== render_for_home(notification) %>