set next billing

app/models/members.py

@@ -129,6 +129,17 @@ class Members(db.Model):
 
         return option_name
 
+    @classmethod
+    def set_user_next_billing(cls, member_id, next_billing):
+        member = cls.query.filter_by(id=member_id).first()
+        if not member:
+            raise ValueError(f"Member with ID {member_id} does not exist.")
+        # Update stripe_customer_id
+        member.next_billing = next_billing
+
+        return next_billing
+
+
 
     @classmethod
     def get_all_member(cls, email=None, username=None, page=1, limit=20):