68 lines
2.4 KiB
Python
68 lines
2.4 KiB
Python
from channels.db import database_sync_to_async
|
|
from channels.generic.websocket import AsyncJsonWebsocketConsumer
|
|
|
|
from .models import RealtimeMatch
|
|
|
|
|
|
class MatchConsumer(AsyncJsonWebsocketConsumer):
|
|
async def connect(self):
|
|
self.match_id = self.scope["url_route"]["kwargs"]["match_id"]
|
|
self.group_name = f"match_{self.match_id}"
|
|
user = self.scope["user"]
|
|
if not user.is_authenticated or not await self._is_participant(user.id):
|
|
await self.close(code=4403)
|
|
return
|
|
await self.channel_layer.group_add(self.group_name, self.channel_name)
|
|
await self.accept()
|
|
await self.send_json({"type": "connected", "match_id": str(self.match_id)})
|
|
|
|
async def disconnect(self, close_code):
|
|
if hasattr(self, "group_name"):
|
|
await self.channel_layer.group_discard(self.group_name, self.channel_name)
|
|
|
|
async def receive_json(self, content, **kwargs):
|
|
event_type = content.get("type")
|
|
if event_type == "ping":
|
|
await self.send_json({"type": "pong"})
|
|
return
|
|
if event_type == "progress":
|
|
try:
|
|
answered_count = max(0, min(int(content.get("answered_count", 0)), 100))
|
|
except (TypeError, ValueError):
|
|
await self.send_json({"type": "error", "message": "答题进度无效"})
|
|
return
|
|
await self.channel_layer.group_send(
|
|
self.group_name,
|
|
{
|
|
"type": "match.progress",
|
|
"user_id": str(self.scope["user"].id),
|
|
"answered_count": answered_count,
|
|
},
|
|
)
|
|
|
|
async def match_progress(self, event):
|
|
await self.send_json(
|
|
{
|
|
"type": "progress",
|
|
"user_id": event["user_id"],
|
|
"answered_count": event["answered_count"],
|
|
}
|
|
)
|
|
|
|
async def match_state(self, event):
|
|
await self.send_json(
|
|
{
|
|
"type": "state",
|
|
"reason": event["reason"],
|
|
"match_id": str(self.match_id),
|
|
}
|
|
)
|
|
|
|
@database_sync_to_async
|
|
def _is_participant(self, user_id):
|
|
return RealtimeMatch.objects.filter(id=self.match_id).filter(
|
|
player_one_id=user_id
|
|
).exists() or RealtimeMatch.objects.filter(
|
|
id=self.match_id, player_two_id=user_id
|
|
).exists()
|