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more progress on WS router

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AAGaming
2023-07-03 23:11:44 -04:00
committed by marios8543
parent 18d89e76fd
commit 05b41b3410
2 changed files with 160 additions and 18 deletions
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49
backend/decky_loader/wsrouter.py
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@@ -15,23 +15,24 @@ class MessageType(Enum):
CALL = 0
REPLY = 1
ERROR = 2
# Pub/sub
# # Pub/sub
# SUBSCRIBE = 3
# UNSUBSCRIBE = 4
# PUBLISH = 5
running_calls: Dict[str, Future] = {}
subscriptions: Dict[str, Callable[[Any]]]
# {type: MessageType, data: dta, id: id}
# see wsrouter.ts for typings
class WSRouter:
def __init__(self) -> None:
self.ws = None
self.req_id = 0
self.routes = {}
self.running_calls: Dict[int, Future] = {}
# self.subscriptions: Dict[str, Callable[[Any]]] = {}
self.logger = getLogger("WSRouter")
async def add_routes(self, routes):
self.routes.update(routes)
async def add_route(self, name, route):
self.routes[name] = route
async def handle(self, request):
self.logger.debug('Websocket connection starting')
@@ -39,6 +40,13 @@ class WSRouter:
await ws.prepare(request)
self.logger.debug('Websocket connection ready')
if self.ws != None:
try:
await self.ws.close()
except:
pass
self.ws = None
self.ws = ws
try:
@@ -56,19 +64,30 @@ class WSRouter:
data = msg.json()
if self.routes[data.route]:
try:
res = await self.routes[data.route](data.data)
await ws.send_json({type: MessageType.REPLY, id: data.id, data: res})
res = await self.routes[data.route](*data.args)
await self.write({"type": MessageType.REPLY, "id": data.id, "result": res})
self.logger.debug(f"Started PY call {data.route} ID {data.id}")
except:
await ws.send_json({type: MessageType.ERROR, id: data.ud, data: format_exc()})
await self.write({"type": MessageType.ERROR, "id": data.id, "error": format_exc()})
else:
await self.write({"type": MessageType.ERROR, "id": data.id, "error": "Route does not exist."})
case MessageType.REPLY:
if running_calls[data.id]:
running_calls[data.id].set_result(data.data)
if self.running_calls[data.id]:
self.running_calls[data.id].set_result(data.result)
del self.running_calls[data.id]
self.logger.debug(f"Resolved JS call {data.id} with value {str(data.result)}")
case MessageType.ERROR:
if running_calls[data.id]:
running_calls[data.id].set_exception(data.data)
if self.running_calls[data.id]:
self.running_calls[data.id].set_exception(data.error)
del self.running_calls[data.id]
self.logger.debug(f"Errored JS call {data.id} with error {data.error}")
case _:
self.logger.error("Unknown message type", data)
finally:
try:
await ws.close()
self.ws = None
except:
pass