feat(members/waitinglist): notify responsibles in case of rejections

jdav_web/jdav_web/settings/components/texts.py

@@ -22,6 +22,24 @@ bestätige falls möglich. Zu der Registrierung kommst du hier:
 Viele Grüße
 Dein KOMPASS""")
 
+GROUP_INVITATION_LEFT_WAITINGLIST = get_text('group_invitation_left_waitinglist',
+                                             default="""Hallo {name},
+
+der*die kürzlich zu einer Schnupperstunde für die Gruppe {group} eingeladene Wartende {waiter}
+hat die Warteliste verlassen.
+
+Viele Grüße
+Dein KOMPASS""")
+
+GROUP_INVITATION_REJECTED = get_text('group_invitation_rejected',
+                                     default="""Hallo {name},
+
+{waiter} hat die Einladung zu einer Schnupperstunde bei der Gruppe {group} abgelehnt, ist
+aber weiterhin auf der Warteliste.
+
+Viele Grüße
+Dein KOMPASS""")
+
 GROUP_TIME_AVAILABLE_TEXT = get_text('group_time_available',
                                      default="""Die Gruppenstunde findet jeden {weekday} von {start_time} bis {end_time} Uhr statt.""")
 

jdav_web/members/admin.py

@@ -712,7 +712,12 @@ class MemberWaitingListAdmin(CommonAdminMixin, admin.ModelAdmin):
 
     def invite_view(self, request, object_id):
         if type(object_id) == str:
-            waiter = MemberWaitingList.objects.get(pk=object_id)
+            try:
+                waiter = MemberWaitingList.objects.get(pk=object_id)
+            except MemberWaitingList.DoesNotExist:
+                messages.error(request,
+                               _("A waiter with this ID does not exist."))
+                return HttpResponseRedirect(reverse('admin:members_memberwaitinglist_changelist'))
             queryset = [waiter]
             id_list = [waiter.pk]
         else:
@@ -756,7 +761,8 @@ class MemberWaitingListAdmin(CommonAdminMixin, admin.ModelAdmin):
                                _("An error occurred while trying to invite said members. Please try again."))
                 return HttpResponseRedirect(request.get_full_path())
             for w in queryset:
-                w.invite_to_group(group, text_template=text_template)
+                w.invite_to_group(group, text_template=text_template,
+                                  creator=request.user.member if hasattr(request.user, 'member') else None)
                 messages.success(request,
                         _("Successfully invited %(name)s to %(group)s.") % {'name': w.name, 'group': w.invited_for_group.name})
 

jdav_web/members/locale/de/LC_MESSAGES/django.po

@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2025-03-08 16:16+0100\n"
+"POT-Creation-Date: 2025-04-06 14:02+0200\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language-Team: LANGUAGE <LL@li.org>\n"
@@ -226,6 +226,10 @@ msgstr "Wartende auffordern den Wartelistenplatz zu bestätigen"
 msgid "Offer waiter a place in a group."
 msgstr "Personen auf der Warteliste einen Gruppenplatz anbieten."
 
+#: members/admin.py
+msgid "A waiter with this ID does not exist."
+msgstr "Es existiert keine wartende Person mit dieser ID."
+
 #: members/admin.py
 msgid ""
 "An error occurred while trying to invite said members. Please try again."
@@ -763,6 +767,10 @@ msgstr "Einladungsdatum"
 msgid "Invitation rejected"
 msgstr "Einladung abgelehnt"
 
+#: members/models.py
+msgid "Created by"
+msgstr "Erstellt von"
+
 #: members/models.py
 msgid "Invitation to group"
 msgstr "Gruppeneinladung"
@@ -787,6 +795,16 @@ msgstr "Ausstehend"
 msgid "Status"
 msgstr "Status"
 
+#: members/models.py
+#, python-format
+msgid "%(waiter)s left the waiting list"
+msgstr "%(waiter)s hat die Warteliste verlassen"
+
+#: members/models.py
+#, python-format
+msgid "Group invitation rejected by %(waiter)s"
+msgstr "Einladung zur Schnupperstunde von %(waiter)s abgelehnt"
+
 #: members/models.py
 msgid "Do you want to tell us something else?"
 msgstr "Möchtest du uns noch etwas mitteilen?"

jdav_web/members/migrations/0040_invitationtogroup_created_by.py

@@ -0,0 +1,19 @@
+# Generated by Django 4.2.20 on 2025-04-06 11:30
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('members', '0039_membertraining_certificate_attendance'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='invitationtogroup',
+            name='created_by',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='created_group_invitations', to='members.member', verbose_name='Created by'),
+        ),
+    ]

jdav_web/members/models.py

@@ -874,6 +874,11 @@ class InvitationToGroup(models.Model):
     date = models.DateField(default=timezone.now, verbose_name=_('Invitation date'))
     rejected = models.BooleanField(verbose_name=_('Invitation rejected'), default=False)
     key = models.CharField(max_length=32, default=gen_key)
+    created_by = models.ForeignKey(Member, verbose_name=_('Created by'),
+                                   blank=True,
+                                   null=True,
+                                   on_delete=models.SET_NULL,
+                                   related_name='created_group_invitations')
 
     class Meta:
         verbose_name = _('Invitation to group')
@@ -891,6 +896,42 @@ class InvitationToGroup(models.Model):
             return _('Undecided')
     status.short_description = _('Status')
 
+    def send_left_waitinglist_notification_to(self, recipient):
+        send_mail(_('%(waiter)s left the waiting list') % {'waiter': self.waiter},
+                  settings.GROUP_INVITATION_LEFT_WAITINGLIST.format(name=recipient.prename,
+                                                                    waiter=self.waiter,
+                                                                    group=self.group),
+                  settings.DEFAULT_SENDING_MAIL,
+                  recipient.email)
+
+    def send_reject_notification_to(self, recipient):
+        send_mail(_('Group invitation rejected by %(waiter)s') % {'waiter': self.waiter},
+                  settings.GROUP_INVITATION_REJECTED.format(name=recipient.prename,
+                                                            waiter=self.waiter,
+                                                            group=self.group),
+                  settings.DEFAULT_SENDING_MAIL,
+                  recipient.email)
+
+    def notify_left_waitinglist(self):
+        """
+        Inform youth leaders of the group and the inviter that the waiter left the waitinglist,
+        prompted by this group invitation.
+        """
+        if self.created_by:
+            self.send_left_waitinglist_notification_to(self.created_by)
+        for jl in self.group.leiters.all():
+            self.send_left_waitinglist_notification_to(jl)
+
+    def reject(self):
+        """Reject this invitation. Informs the youth leaders of the group of the rejection."""
+        self.rejected = True
+        self.save()
+        # send notifications
+        if self.created_by:
+            self.send_reject_notification_to(self.created_by)
+        for jl in self.group.leiters.all():
+            self.send_reject_notification_to(jl)
+
 
 class MemberWaitingList(Person):
     """A participant on the waiting list"""
@@ -1008,7 +1049,7 @@ class MemberWaitingList(Person):
         except InvitationToGroup.DoesNotExist:
             return False
 
-    def invite_to_group(self, group, text_template=None):
+    def invite_to_group(self, group, text_template=None, creator=None):
         """
         Invite waiter to given group. Stores a new group invitation
         and sends a personalized e-mail based on the passed template.
@@ -1017,7 +1058,7 @@ class MemberWaitingList(Person):
         self.save()
         if not text_template:
             text_template = group.get_invitation_text_template()
-        invitation = InvitationToGroup(group=group, waiter=self)
+        invitation = InvitationToGroup(group=group, waiter=self, created_by=creator)
         invitation.save()
         self.send_mail(_("Invitation to trial group meeting"),
             text_template.format(name=self.prename,

jdav_web/members/views.py

@@ -470,10 +470,10 @@ def reject_invitation(request):
     except InvitationToGroup.DoesNotExist:
         return render_reject_invalid(request)
     if 'reject_invitation' in request.POST:
-        invitation.rejected = True
+        invitation.reject()
-        invitation.save()
         return render_reject_success(request, invitation)
     elif 'leave_waitinglist' in request.POST:
+        invitation.notify_left_waitinglist()
         invitation.waiter.unregister()
         return render_reject_success(request, invitation, leave_waitinglist=True)
     return render_reject_invalid(request)