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94 lines
3.4 KiB
Python

from channels.generic.websocket import WebsocketConsumer
from .models import *
import json
from django.template.loader import render_to_string
from asgiref.sync import async_to_sync
import threading
def get_last_seen(user):
connection = Connection.objects.filter(user=user).last()
if not connection.exists():
return "Not seen yet"
if connection.online:
return "Online"
last_seen_time = connection.last_seen
now = timezone.now()
time_diff = now - last_seen_time
if time_diff < timedelta(days=1):
if last_seen_time.date() == now.date():
return f"last seen today at {last_seen_time.strftime('%I:%M %p')}"
else:
return f"last seen yesterday at {last_seen_time.strftime('%I:%M %p')}"
else:
return f"last seen on {last_seen_time.strftime('%b %d at %I:%M %p')}"
class OnlineUserConsumer(WebsocketConsumer):
def connect(self):
self.user = self.scope['user']
existing_connection = Connection.objects.filter(user=self.user).last()
if existing_connection:
self.connection = existing_connection
self.connection.online = True
self.connection.disconnected = False
self.connection.save()
else:
self.connection = Connection.objects.create(user=self.user, online=True)
async_to_sync(self.channel_layer.group_add)(
'online_users', self.channel_name
)
self.accept()
self.modify_online_user()
def disconnect(self, close_code):
self.last_seen = datetime.now()
self.connection.disconnected = True
self.connection.save()
timer_thread = threading.Timer(10, self.check_disconnect_status)
timer_thread.start()
def check_disconnect_status(self):
connection = Connection.objects.filter(user=self.user).last()
if connection.disconnected:
self.connection.last_seen = self.last_seen
self.connection.online = False
self.connection.save()
self.modify_online_user()
def modify_online_user(self):
connections = Connection.objects.filter(online=True)
online_users_ids = [connection.user.id for connection in connections]
customer_connections = []
staff_connections = []
for connection in connections:
if hasattr(connection.user, 'customerprofile'):
customer_connections.append(connection)
elif hasattr(connection.user, 'staffprofile'):
staff_connections.append(connection)
print(staff_connections)
event = {
'type': 'online_user_connection_handler',
'staff_connections': staff_connections,
'customer_connections': customer_connections,
'online_users_ids': online_users_ids
}
async_to_sync(self.channel_layer.group_send)(
'online_users', event
)
def online_user_connection_handler(self, event):
context = {
'staff_connections': event['staff_connections'],
'customer_connections': event['customer_connections'],
}
html = render_to_string("details_templates/partials/recently-online.html", context=context)
self.send(text_data=json.dumps({
'event_type': 'online_user_status',
'html': html,
'online_users_ids': event.get('online_users_ids', [])
}))