i want when user update a data of leave request django will send email to supervisor of that user
perform_create is work but perform_update don't work
Here's my code that's problem
def perform_update(self, serializer):
with transaction.atomic():
try:
leave_request = serializer.instance
serializer.save()
supervisor = leave_request.user.supervisor
if supervisor and supervisor.email:
self.send_leave_request_email(leave_request, supervisor.email, "Updated Leave Request")
except Exception as e:
logger.error(f"Error during leave request update: {str(e)}")
raise e
Here's CLass
class LeaveRequestList(generics.ListCreateAPIView):
serializer_class = leave_requestsSerializer
def get_queryset(self):
queryset = leave_requests.objects.all()
location = self.request.query_params.get('location')
if location is not None:
queryset = queryset.filter(testLocation=location)
return queryset
def perform_create(self, serializer):
with transaction.atomic():
try:
leave_request = serializer.save()
supervisor = leave_request.user.supervisor
if supervisor and supervisor.email:
self.send_leave_request_email(leave_request, supervisor.email, "Leave Request")
except Exception as e:
logger.error(f"Error during leave request creation: {str(e)}")
raise e
def perform_update(self, serializer):
with transaction.atomic():
try:
leave_request = serializer.instance
serializer.save()
supervisor = leave_request.user.supervisor
if supervisor and supervisor.email:
self.send_leave_request_email(leave_request, supervisor.email, "Updated Leave Request")
except Exception as e:
logger.error(f"Error during leave request update: {str(e)}")
raise e
def send_leave_request_email(self, leave_request, supervisor_email, subject):
try:
datetime_start_formatted = leave_request.datetime_start.strftime("Date: %d %B %Y Time: %I:%M:%S %p")
datetime_end_formatted = leave_request.datetime_end.strftime("Date: %d %B %Y Time: %I:%M:%S %p")
duration = (leave_request.datetime_end - leave_request.datetime_start)
days = duration.days
hours, remainder = divmod(duration.seconds, 3600)
minutes, _ = divmod(remainder, 60)
first_name = leave_request.user.first_name
last_name = leave_request.user.last_name
email_html_message = f"""
<!DOCTYPE html>
<html>
<head>
<title>{subject}</title>
<style>
body {{
font-family: Arial, sans-serif;
background-color: #f4f4f4;
margin: 0;
padding: 0;
}}
.container {{
max-width: 800px;
margin: 0 auto;
padding: 20px;
background-color: #fff;
border-radius: 10px;
box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}}
h1 {{
color: #333;
}}
p {{
color: #555;
}}
.details {{
margin-top: 20px;
padding-top: 10px;
border-top: 1px solid #ccc;
}}
</style>
</head>
<body>
<div class="container">
<h1>{subject}</h1>
<p>Intern <strong>{first_name} {last_name}</strong> has requested leave:</p>
<div class="details">
<p><strong>Requested Period:</strong> <strong>[ {datetime_start_formatted} ]</strong> to <strong>[ {datetime_end_formatted} ]</strong></p>
<p><strong>Duration:</strong> {days} days, {hours} hours, {minutes} minutes</p>
<p><strong>Type of Leave:</strong> {leave_request.get_type_of_leave_display()}</p>
<p><strong>Reason:</strong> {leave_request.description}</p>
<p><strong>Contact:</strong> {leave_request.tel}</p>
</div>
</div>
</body>
</html>
"""
send_mail(
f"{subject} from {first_name} {last_name}",
"",
"VANMAN System <your-email@example.com>",
[supervisor_email],
html_message=email_html_message,
fail_silently=False,
)
except Exception as e:
logger.error(f"Error sending leave request email: {str(e)}")
raise e
def delete(self, request, *args, **kwargs):
try:
# Delete all instances of leave_requests
leave_requests.objects.all().delete()
return Response({'message': 'All leave_requests deleted successfully'}, status=status.HTTP_204_NO_CONTENT)
except Exception as e:
return Response({'error': str(e)}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
function perform_update is called in method update that is provided in the mixin class UpdateModelMixin. So your view class should inherit from this mixin too.
class LeaveRequestList(mixins.ListModelMixin,
mixins.CreateModelMixin,
mixins.UpdateModelMixin,
GenericAPIView):
## Rest of your code