Add a link to the "bda-rappel" mail edition page

bda/views.py

@@ -9,6 +9,7 @@ from datetime import timedelta
 from custommail.shortcuts import (
     send_mass_custom_mail, send_custom_mail, render_custom_mail
 )
+from custommail.models import CustomMail
 from django.shortcuts import render, get_object_or_404
 from django.contrib.auth.decorators import login_required
 from django.contrib import messages
@@ -662,9 +663,18 @@ def send_rappel(request, spectacle_id):
         'nb_attr': 2
     })
     # Contexte
-    ctxt = {'show': show,
-            'exemple_mail_1place': exemple_mail_1place,
-            'exemple_mail_2places': exemple_mail_2places}
+    custommail_id = (
+        CustomMail.objects
+        .filter(shortname="bda-rappel")
+        .values_list("id", flat=True)
+        [0]
+    )
+    ctxt = {
+        'show': show,
+        'exemple_mail_1place': exemple_mail_1place,
+        'exemple_mail_2places': exemple_mail_2places,
+        'custommail_id': custommail_id,
+    }
     # Envoi confirmé
     if request.method == 'POST':
         members = show.send_rappel()