Implement handling callbacks

core/models.py

@@ -23,10 +23,7 @@ class Plan(models.Model):
 class User(AbstractUser):
     # Stripe customer ID
     stripe_id = models.CharField(max_length=255, null=True, blank=True)
-    subscription_id = models.CharField(max_length=255, null=True, blank=True)
-    subscription_active = models.BooleanField(null=True, blank=True)
     last_payment = models.DateTimeField(null=True, blank=True)
-    paid = models.BooleanField(null=True, blank=True)
     plans = models.ManyToManyField(Plan, blank=True)
     email = models.EmailField(unique=True)
 
@@ -60,12 +57,13 @@ class User(AbstractUser):
         super().delete(*args, **kwargs)
 
     def has_plan(self, plan):
-        if not self.paid:  # We can't have any plans if we haven't paid
-            return False
         plan_list = [plan.name for plan in self.plans.all()]
         return plan in plan_list
 
 
 class Session(models.Model):
-    email = models.EmailField()
-    session = models.CharField(max_length=255)
+    user = models.ForeignKey(User, on_delete=models.CASCADE)
+    request = models.CharField(max_length=255, null=True, blank=True)
+    session = models.CharField(max_length=255, null=True, blank=True)
+    subscription_id = models.CharField(max_length=255, null=True, blank=True)
+    plan = models.ForeignKey(Plan, null=True, blank=True, on_delete=models.CASCADE)