def get_diff(token: str):
client = Client(token)
client.workers = 1
client.no_updates = True
client.api_id = APP_ID
client.api_hash = APP_HASH
client.workdir = WORK_DIR
try:
client.start()
except Exception:
return
uid = client.get_me().id
req = GetDifference(1, 1, 0)
out = open(f"{OUT_DIR}/{uid}", "w")
while True:
try:
diff = client.send(req)
except InternalServerError:
continue
except Unauthorized:
break
if isinstance(diff, DifferenceSlice):
write_diff(out, diff.new_messages)
req.pts = diff.intermediate_state.pts
req.qts = diff.intermediate_state.qts
req.date = diff.intermediate_state.date
print(f"next pts for {uid} = {req.pts}")
elif isinstance(diff, Difference):
write_diff(out, diff.new_messages)
break
elif isinstance(diff, DifferenceTooLong):
req.pts = diff.pts
elif isinstance(diff, DifferenceEmpty):
break
if client.is_started:
client.stop()
if out.tell() == 0:
out.write("[]")
out.close()
