notification set up and celery configuration

notifications/models.py

@@ -1,6 +1,24 @@
 """
 notification models file
 """
+# django imports
 from django.db import models
+from django.contrib.auth import get_user_model
+from django.utils import timezone
 
-# Create your models here.
+USER = get_user_model()
+
+
+class Notification(models.Model):
+    """ used to save the notifications """
+    notification_type = models.CharField(max_length=50, blank=True, null=True)
+    notification_to = models.ForeignKey(USER, related_name='to_notification', on_delete=models.CASCADE)
+    notification_from = models.ForeignKey(USER, related_name='from_notification', on_delete=models.SET_NULL,
+                                          blank=True, null=True)
+    data = models.JSONField(default=dict, blank=True, null=True)
+    is_read = models.BooleanField(default=False)
+    created_at = models.DateTimeField(default=timezone.now)
+
+    def __str__(self):
+        """ string representation """
+        return f"{self.notification_to.id} | {self.notification_to.email}"