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76 lines
2.3 KiB
Python
76 lines
2.3 KiB
Python
import json
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from asgiref.sync import sync_to_async
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from channels.generic.websocket import AsyncWebsocketConsumer
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from exhauster_analytics.analytics.models import Record
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class NotificationsConsumer(AsyncWebsocketConsumer):
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def __init__(self, *args, **kwargs):
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super().__init__(*args, **kwargs)
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self.room_group_name = None
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async def connect(self):
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self.room_group_name = "notifications"
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await self.accept()
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data = await self.get_last_record()
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await self.send(text_data=json.dumps(data))
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await self.channel_layer.group_add(self.room_group_name, self.channel_name)
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async def disconnect(self, close_code):
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await self.channel_layer.group_discard(self.room_group_name, self.channel_name)
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# Receive message from WebSocket
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async def receive(self, text_data):
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pass
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@sync_to_async
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def get_last_record(self):
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data = {}
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record = Record.objects.last()
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for signal in record.signals.all():
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if not signal.signal.config:
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data[signal.signal.name] = signal.value
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if signal.signal.installations:
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data[f"{signal.signal.name}_status"] = "normal"
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return data
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async def info(self, event):
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message = event["data"]
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await self.send(text_data=json.dumps(message))
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class NotificationsApproximateConsumer(AsyncWebsocketConsumer):
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def __init__(self, *args, **kwargs):
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super().__init__(*args, **kwargs)
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self.room_group_name = None
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self.room_name = None
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async def connect(self):
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self.room_group_name = "notifications"
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approximation = self.scope["url_route"]["kwargs"]["approximation"]
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if approximation not in [10, 30, 60]:
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await self.close()
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self.room_name = approximation
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self.room_group_name = f"approximation_{approximation}"
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await self.accept()
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await self.channel_layer.group_add(self.room_group_name, self.channel_name)
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async def disconnect(self, close_code):
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await self.channel_layer.group_discard(self.room_group_name, self.channel_name)
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# Receive message from WebSocket
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async def receive(self, text_data):
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pass
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async def info(self, event):
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message = event["data"]
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await self.send(text_data=json.dumps(message))
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