Day 11: Mail Triggering part and fix the profile issue and signal has now working

Author: PTHARRISH

backend/settings.py

@@ -44,7 +44,7 @@
     "rest_framework",
     "rest_framework_simplejwt.token_blacklist",  # For token blacklisting on logout
     "corsheaders",  # For handling CORS - required for React frontend
-    "users",
+    "users.apps.UsersConfig",
     "core",
     "rbac",
     "easyaudit",
@@ -207,12 +207,12 @@
     ],
     "DEFAULT_PERMISSION_CLASSES": [
         "rest_framework.permissions.IsAuthenticated",
-        "core.permissions.DynamicPagePermission",
+        "rbac.permissions.DynamicPagePermission",
     ],
     # Disable CSRF for API endpoints (we use JWT)
-    "DEFAULT_RENDERER_CLASSES": [
-        "rest_framework.renderers.JSONRenderer",
-    ],
+    # "DEFAULT_RENDERER_CLASSES": [
+    #     "rest_framework.renderers.JSONRenderer",
+    # ],
     "DEFAULT_PAGINATION_CLASS": "core.pagination.DefaultPagination",
     "DeFAULT_THROTTLE_CLASSES": (
         "core.throttling.AnonBurstRateThrottle",

users/__init__.py

@@ -0,0 +1 @@
+default_app_config = "users.apps.UsersConfig"

users/apps.py

@@ -4,3 +4,6 @@
 class UsersConfig(AppConfig):
     default_auto_field = "django.db.models.BigAutoField"
     name = "users"
+
+    def ready(self):
+        pass

users/signals.py

@@ -1,41 +1,40 @@
-from django.conf import settings
-from django.core.mail import send_mail
+from django.contrib.auth import get_user_model
 from django.core.signing import TimestampSigner
 from django.db.models.signals import post_save
 from django.dispatch import receiver
 
 from users.models import Profile
 
+User = get_user_model()
 signer = TimestampSigner()
 
 
-@receiver(post_save, sender=settings.AUTH_USER_MODEL)
+@receiver(post_save, sender=User)
 def create_profile_and_send_email(sender, instance, created, **kwargs):
-    if created:
-        # Create the profile (safe even if mail fails)
-        Profile.objects.get_or_create(user=instance)
-
-        # Generate a signed token for deletion link
-        token = signer.sign(instance.pk)  # securely signs user ID with timestamp
-
-        # Build delete URL
-        delete_url = f"http://127.0.0.1:8000/users/delete-account/?token={token}"
-
-        # Send confirmation mail
-        try:
-            send_mail(
-                subject="Welcome to Our Instagram App 🎉",
-                message=(
-                    f"Hi {instance.username},\n\n"
-                    f"Your account has been created successfully.\n"
-                    f"If you did NOT create this account, click below to delete it:\n"
-                    f"{delete_url}\n\n"
-                    f"This link is valid for 24 hours."
-                ),
-                from_email=settings.DEFAULT_FROM_EMAIL,
-                recipient_list=[instance.email],
-                fail_silently=False,
-            )
-        except Exception as e:
-            # Even if mail sending fails, the profile remains
-            print(f"⚠️ Failed to send welcome email: {e}")
+    if not created:
+        return
+
+    # ✅ Create profile safely
+    Profile.objects.get_or_create(user=instance)
+
+    # ✅ Generate signed token
+    token = signer.sign(instance.pk)
+
+    delete_url = f"http://127.0.0.1:8000/users/delete-account/?token={token}"
+    print("🔥 SIGNAL FIRED")
+    print("Delete URL:", delete_url)
+
+    # OPTIONAL: send mail
+    # send_mail(
+    #     subject="Welcome to Our Instagram App 🎉",
+    #     message=(
+    #         f"Hi {instance.username},\n\n"
+    #         f"Your account has been created successfully.\n\n"
+    #         f"If you did NOT create this account, click below to delete it:\n"
+    #         f"{delete_url}\n\n"
+    #         f"This link is valid for 24 hours."
+    #     ),
+    #     from_email=settings.DEFAULT_FROM_EMAIL,
+    #     recipient_list=[instance.email],
+    #     fail_silently=False,
+    # )