Add timestamps on Entreprises

lib/tasks/2017_12_05_initialize_timestamps_for_entreprises.rake

@@ -0,0 +1,19 @@
+namespace :'2017_12_05_initialize_timestamps_for_entreprises' do
+  task set: :environment do
+    entreprises = Entreprise.where(created_at: nil).includes(:dossier)
+
+    puts "#{entreprises.count} to initialize..."
+
+    entreprises.each { |e| initialize_entreprise(e) }
+  end
+
+  def initialize_entreprise(entreprise)
+    puts "initializing entreprise #{entreprise.id}"
+    if entreprise.dossier.present?
+      entreprise.update_columns(created_at: entreprise.dossier.created_at, updated_at: entreprise.dossier.created_at)
+    else
+      puts "dossier #{entreprise.dossier_id} is missing for entreprise #{entreprise.id}"
+      entreprise.update_columns(created_at: DateTime.now, updated_at: DateTime.now)
+    end
+  end
+end