Revert "Remove redundant rake task [WHIT-2999]"

lib/tasks/unpublish_statistics_announcements.rake

@@ -0,0 +1,44 @@
+namespace :statistics_announcements do
+  desc "Unpublish statistics announcements and redirect them"
+  # Usage:
+  #   1. Create a file with one StatisticsAnnouncement ID per line
+  #   2. Copy the file to a pod:
+  #      $ kubectl cp ids.txt whitehall-admin-xxxxx:/tmp/ids.txt
+  #   3. Run the task:
+  #      $ kubectl exec whitehall-admin-xxxxx -- rake "statistics_announcements:unpublish_and_redirect[/tmp/ids.txt,https://www.gov.uk/government/statistics/redirect-page]"
+  #
+  task :unpublish_and_redirect, %i[file redirect_url] => :environment do |_task, args|
+    file = args[:file]
+    redirect_url = args[:redirect_url]
+
+    unless file && File.exist?(file) && redirect_url
+      puts "Usage: rake statistics_announcements:unpublish_and_redirect[file.txt,https://www.gov.uk/redirect]"
+      next
+    end
+
+    ids = File.readlines(file).map(&:strip).reject(&:empty?)
+
+    puts "Found #{ids.count} announcements to unpublish"
+    puts "Will redirect to: #{redirect_url}"
+    print "Continue? (y/n): "
+    next unless $stdin.gets.chomp.downcase == "y"
+
+    success_count = 0
+    failure_count = 0
+
+    ids.each do |id|
+      announcement = StatisticsAnnouncement.unscoped.find(id)
+      announcement.update!(publishing_state: "unpublished", redirect_url: redirect_url)
+      puts "#{id} - #{announcement.title} - OK"
+      success_count += 1
+    rescue ActiveRecord::RecordNotFound
+      puts "#{id} - NOT FOUND"
+      failure_count += 1
+    rescue StandardError => e
+      puts "#{id} - ERROR: #{e.message}"
+      failure_count += 1
+    end
+
+    puts "\nDone: #{success_count} success, #{failure_count} failed"
+  end
+end