feat: Allow to confirm confidant

userausfall/rest_api/serializers.py

@@ -8,6 +8,8 @@ class UserActivationSerializer(serializers.Serializer):
 
 
 class UserSerializer(serializers.ModelSerializer):
+    confidant_email = serializers.EmailField()
+
     class Meta:
         model = User
         fields = ("pk", "email", "username", "confidant_email")

userausfall/rest_api/urls.py

@@ -1,6 +1,14 @@
+from django.urls import path
 from rest_framework import routers
 
+from djeveric.rest_api import ConfirmationView
 from userausfall.rest_api.views import UserViewSet
 
 router = routers.DefaultRouter(trailing_slash=True)
 router.register(r'users', UserViewSet, basename="user")
+
+urlpatterns = [
+    path("confirm", ConfirmationView.as_view())
+]
+
+urlpatterns += router.urls

userausfall/settings.py

@@ -35,6 +35,7 @@ INSTALLED_APPS = [
     'django.contrib.contenttypes',
     'django.contrib.sessions',
     'django.contrib.messages',
+    'django.contrib.sites',
     'django.contrib.staticfiles',
     'userausfall',
     'rest_framework',

userausfall/signals.py

@@ -0,0 +1,26 @@
+from django.core.exceptions import PermissionDenied
+from django.db.models.signals import post_save
+from django.dispatch import receiver
+from rest_framework.exceptions import PermissionDenied
+
+from djeveric.signals import request_confirmation, user_confirmed, AlreadyConfirmed
+from userausfall.models import User
+
+
+@receiver(post_save, sender=User)
+def user_saved(sender, instance: User, **kwargs):
+    if (instance.confidant_unconfirmed is not None) and (instance.confidant_unconfirmed != instance.confidant):
+        request_confirmation(instance.confidant_unconfirmed, instance)
+
+
+@receiver(user_confirmed)
+def user_confirmed(sender, user: User, instance: User, **kwargs):
+    if user == instance.confidant_unconfirmed:
+        if instance.confidant_unconfirmed != instance.confidant:
+            # confirm the confidant
+            instance.confidant = instance.confidant_unconfirmed
+            instance.save()
+        else:
+            raise AlreadyConfirmed("The confidant has already been confirmed.")
+    else:
+        raise PermissionDenied()

userausfall/urls.py

@@ -5,6 +5,6 @@ from userausfall.rest_api import urls as rest_api_urls
 
 urlpatterns = [
     path('admin/', admin.site.urls),
-    path('api/', include(rest_api_urls.router.urls)),
+    path('api/', include("userausfall.rest_api.urls")),
     path("api-auth/", include("rest_framework.urls")),
 ]