fix: Ticket sold count query (#6871)

Author: iamareebjamal

app/api/attendees.py

@@ -24,14 +24,17 @@
 from app.settings import get_settings
 
 
-def get_sold_and_reserved_tickets_count(event_id):
+def get_sold_and_reserved_tickets_count(ticket_id):
     order_expiry_time = get_settings()['order_expiry_time']
     return (
         db.session.query(TicketHolder.id)
         .join(Order)
-        .filter(TicketHolder.order_id == Order.id)
         .filter(
-            Order.event_id == int(event_id),
+            TicketHolder.ticket_id == ticket_id,
+            TicketHolder.order_id == Order.id,
+            TicketHolder.deleted_at.is_(None),
+        )
+        .filter(
             Order.deleted_at.is_(None),
             or_(
                 Order.status == 'placed',
@@ -82,7 +85,7 @@ def before_post(self, args, kwargs, data):
                 "Ticket belongs to a different Event",
             )
         # Check if the ticket is already sold out or not.
-        if get_sold_and_reserved_tickets_count(ticket.event_id) >= ticket.quantity:
+        if get_sold_and_reserved_tickets_count(ticket.id) >= ticket.quantity:
             raise ConflictException(
                 {'pointer': '/data/attributes/ticket_id'}, "Ticket already sold out"
             )

tests/all/integration/api/helpers/test_order.py

@@ -62,6 +62,7 @@ def test_count_sold_and_reserved_tickets(self):
 
         with self.app.test_request_context():
             ticket = TicketFactory()
+            other_ticket = TicketFactory()
 
             completed_order = OrderFactory(status='completed')
             placed_order = OrderFactory(status='placed')
@@ -79,24 +80,48 @@ def test_count_sold_and_reserved_tickets(self):
             db.session.commit()
 
             # will not be counted as they have no order_id
-            AttendeeFactoryBase.create_batch(2)
+            AttendeeFactoryBase.create_batch(2, ticket_id=ticket.id)
             # will be counted as attendee have valid orders
-            AttendeeFactoryBase.create_batch(6, order_id=completed_order.id)
+            AttendeeFactoryBase.create_batch(
+                6, order_id=completed_order.id, ticket_id=ticket.id
+            )
             # will be counted as attendee has valid placed order
-            AttendeeFactoryBase(order_id=placed_order.id)
+            AttendeeFactoryBase(order_id=placed_order.id, ticket_id=ticket.id)
+            # will not be counted as they are deleted
+            AttendeeFactoryBase.create_batch(
+                3,
+                order_id=placed_order.id,
+                ticket_id=ticket.id,
+                deleted_at=datetime.utcnow(),
+            )
             # will be counted as attendee has initializing order under order expiry time
-            AttendeeFactoryBase.create_batch(4, order_id=initializing_order.id)
+            AttendeeFactoryBase.create_batch(
+                4, order_id=initializing_order.id, ticket_id=ticket.id
+            )
             # will be counted as attendee has pending order under 30+order expiry time
-            AttendeeFactoryBase.create_batch(2, order_id=pending_order.id)
+            AttendeeFactoryBase.create_batch(
+                2, order_id=pending_order.id, ticket_id=ticket.id
+            )
             # will not be counted as the order is not under order expiry time
-            AttendeeFactoryBase.create_batch(3, order_id=expired_time_order.id)
+            AttendeeFactoryBase.create_batch(
+                3, order_id=expired_time_order.id, ticket_id=ticket.id
+            )
             # will not be counted as the order has an expired state
-            AttendeeFactoryBase.create_batch(5, order_id=expired_order.id)
+            AttendeeFactoryBase.create_batch(
+                5, order_id=expired_order.id, ticket_id=ticket.id
+            )
+            # will not be counted as the attendees have different ticket ID
+            AttendeeFactoryBase.create_batch(
+                2, order_id=completed_order.id, ticket_id=other_ticket.id
+            )
 
-            count = get_sold_and_reserved_tickets_count(ticket.event_id)
+            count = get_sold_and_reserved_tickets_count(ticket.id)
 
             self.assertEqual(count, 13)
 
+            # Last 2 attendees belong to other ticket
+            self.assertEqual(get_sold_and_reserved_tickets_count(other_ticket.id), 2)
+
 
 if __name__ == '__main__':
     unittest.main()