refactor(src/dashboard/board_views): improve ticket creation with atomic transaction and streamlined notification handling

Use transaction.atomic for safety and simplify notification creation while preserving existing functionality

src/dashboard/board_views/actions.py

@@ -36,59 +36,59 @@ def board_create_ticket(request, project_id):
         messages.error(request, "Name and status are required.")
         return redirect("project-board-project", project_id=project_id)
 
-    status = get_object_or_404(TicketStatus, pk=status_id)
+    with transaction.atomic():
+        status = get_object_or_404(TicketStatus, pk=status_id)
 
-    ticket = Ticket.objects.create(
-        project=project,
-        status=status,
-        name=name,
-        description=description or None,
-        priority_id=priority_id,
-        epic_id=epic_id,
-        start_date=start_date,
-        due_date=due_date,
-        created_by=request.user,
-    )
-    ticket = (
-        Ticket.objects.select_related("project", "created_by")
-        .prefetch_related("assignees")
-        .get(pk=ticket.pk)
-    )
-
-    for uid in assignee_ids:
-        TicketUser.objects.get_or_create(ticket=ticket, user_id=uid)
-
-    TicketHistory.objects.create(
-        ticket=ticket,
-        user=request.user,
-        status=status,
-    )
-
-    notify_users = list(ticket.assignees.all())
-    if ticket.created_by and ticket.created_by not in notify_users:
-        notify_users.append(ticket.created_by)
-    for u in notify_users:
-        notification = Notification.objects.create(
-            user=u,
-            type="ticket_created",
-            title=f"New Ticket: {ticket.uuid}",
-            message=f"Ticket '{ticket.name}' created on board by {request.user.get_full_name() or request.user.username}",
-            data={"ticket_id": ticket.id, "ticket_uuid": ticket.uuid},
+        ticket = Ticket.objects.create(
+            project=project,
+            status=status,
+            name=name,
+            description=description or None,
+            priority_id=priority_id,
+            epic_id=epic_id,
+            start_date=start_date,
+            due_date=due_date,
+            created_by=request.user,
         )
-        # Send email notification
-        send_notification_email(
-            user=u,
-            notification_type="ticket_created",
-            title=notification.title,
-            message=notification.message,
-            data={
-                "ticket_id": ticket.id,
-                "ticket_uuid": ticket.uuid,
-                "project_name": ticket.project.name,
-                "user_name": request.user.get_full_name() or request.user.username,
-            },
+        ticket = (
+            Ticket.objects.select_related("project", "created_by")
+            .prefetch_related("assignees")
+            .get(pk=ticket.pk)
         )
 
+        for uid in assignee_ids:
+            TicketUser.objects.get_or_create(ticket=ticket, user_id=uid)
+
+        TicketHistory.objects.create(
+            ticket=ticket,
+            user=request.user,
+            status=status,
+        )
+
+        notify_users = list(ticket.assignees.all())
+        if ticket.created_by and ticket.created_by not in notify_users:
+            notify_users.append(ticket.created_by)
+        for u in notify_users:
+            notification = Notification.objects.create(
+                user=u,
+                type="ticket_created",
+                title=f"New Ticket: {ticket.uuid}",
+                message=f"Ticket '{ticket.name}' created on board by {request.user.get_full_name() or request.user.username}",
+                data={"ticket_id": ticket.id, "ticket_uuid": ticket.uuid},
+            )
+            send_notification_email(
+                user=u,
+                notification_type="ticket_created",
+                title=notification.title,
+                message=notification.message,
+                data={
+                    "ticket_id": ticket.id,
+                    "ticket_uuid": ticket.uuid,
+                    "project_name": ticket.project.name,
+                    "user_name": request.user.get_full_name() or request.user.username,
+                },
+            )
+
     messages.success(request, f"Ticket '{ticket.name}' created successfully.")
     return redirect("project-board-project", project_id=project_id)