example-in-django-waiting-r.../waiting_room/consumers.py
Andros Fenollosa 19d5317f0d Update
2024-11-05 16:52:47 +01:00

30 lines
979 B
Python

import json
from channels.generic.websocket import WebsocketConsumer
from asgiref.sync import async_to_sync
from waiting_room.tasks import calculate_min_distance
class MyConsumer(WebsocketConsumer):
def connect(self):
self.room_group_name = self.scope["url_route"]["kwargs"]["room_name"]
async_to_sync(self.channel_layer.group_add)(self.room_group_name, self.channel_name)
self.accept()
def disconnect(self, close_code):
async_to_sync(self.channel_layer.group_discard)(self.room_group_name, self.channel_name)
self.close()
def receive(self, text_data):
json_data = json.loads(text_data)
# Echo
self.send(text_data=text_data)
# Run task
if json_data['task'] == 'calculate':
calculate_min_distance(self.room_group_name)
def channel_message(self, event):
message = event['message']
# Send message to WebSocket
self.send(text_data=str(message))