Send emails if tender needs modification or is rejected

lemarche/tenders/admin.py

@@ -25,7 +25,11 @@
 from lemarche.utils.admin.admin_site import admin_site
 from lemarche.utils.apis import api_brevo
 from lemarche.utils.fields import ChoiceArrayField, pretty_print_readonly_jsonfield
-from lemarche.www.tenders.tasks import restart_send_tender_task
+from lemarche.www.tenders.tasks import (
+    restart_send_tender_task,
+    send_tender_author_modification_request,
+    send_tender_author_reject_message,
+)
 
 
 class KindFilter(MultiChoice):
@@ -817,6 +821,18 @@ def response_change(self, request, obj: Tender):
             # we don't need to send it in the crm, parteners manage them
             self.message_user(request, "Ce dépôt de besoin a été validé. Il sera envoyé aux partenaires :)")
             return HttpResponseRedirect(".")
+        if obj.email_sent_for_modification:
+            if not obj._original_email_sent_for_modification:
+                send_tender_author_modification_request(tender=obj)
+                self.message_user(request, "Une demande de modification a été envoyée à l'auteur du besoin")
+                obj.email_sent_for_modification = True
+                obj.status = tender_constants.STATUS_DRAFT
+                obj.save(update_fields=["email_sent_for_modification", "status"])
+            return HttpResponseRedirect(".")
+        if obj.status == tender_constants.STATUS_REJECTED:
+            send_tender_author_reject_message(tender=obj)
+            self.message_user(request, "Un email a été envoyé à l'auteur du besoin")
+            return HttpResponseRedirect(".")
         elif request.POST.get("_restart_tender"):
             restart_send_tender_task(tender=obj)
             self.message_user(request, "Ce dépôt de besoin a été renvoyé aux structures")