[#10951] Create a cron job to warn user that old brouillon is deleted

app/jobs/cron/purge_old_brouillon_dossiers_job.rb

@@ -0,0 +1,15 @@
+# frozen_string_literal: true
+
+class Cron::PurgeOldBrouillonDossiersJob < Cron::CronJob
+  self.schedule_expression = "every day at 08:30"
+
+  def perform
+    Dossier
+      .state_brouillon
+      .where(updated_at: ..(3.months + 2.weeks).ago)
+      .find_each do |dossier|
+        dossier.hide_and_keep_track!(:automatic, :not_modified_for_a_long_time)
+        DossierMailer.notify_old_brouillon_after_deletion(dossier).deliver_later
+      end
+  end
+end

app/models/dossier.rb

@@ -567,7 +567,7 @@ class Dossier < ApplicationRecord
   end
 
   def can_be_deleted_by_automatic?(reason)
-    reason == :expired && !en_instruction?
+    reason == :expired && !en_instruction? || reason == :not_modified_for_a_long_time && brouillon?
   end
 
   def can_terminer_automatiquement_by_sva_svr?

app/views/dossier_mailer/notify_old_brouillon_after_deletion.html.haml

@@ -0,0 +1,9 @@
+- content_for(:title, "#{@subject}")
+
+%p= t(:hello, scope: [:views, :shared, :greetings])
+
+%p= t('.body', dossier_id: @dossier.id, libelle_demarche: @dossier.procedure.libelle)
+
+%p= t('.new_dossier_html', link: commencer_url(@dossier.procedure))
+
+= render partial: "layouts/mailers/signature"