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

bda/templates/bda/mails-rappel.html

@@ -24,6 +24,15 @@
       {% endif %}
     </div>
     
+    <hr \>
+
+    <p>
+      <em>Note :</em> le template de ce mail peut être modifié à
+      <a href="{% url 'admin:custommail_custommail_change' custommail_id %}">cette adresse</a>
+    </p>
+
+    <hr \>
+
     <h3>Forme des mails</h3>
 
     <h4>Une seule place</h4>
@@ -35,4 +44,5 @@
     {% for part in exemple_mail_2places %}
       <pre>{{ part }}</pre>
     {% endfor %}
+
 {% endblock %}

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()