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BLESession.handle_request: Support stopNotifications request

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This commit is contained in:
MDE
2020-02-01 00:09:34 +01:00
committed by Shin'ichiro Kawasaki
parent 1d29943233
commit a217df401b
1 changed files with 20 additions and 0 deletions
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20
scratch_link.py
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@@ -522,6 +522,13 @@ class BLESession(Session):
charas = self.perip.getCharacteristics(uuid=chara_id)
self.startNotifications(service_id, chara_id)
elif self.status == self.CONNECTED and method == 'stopNotifications':
logger.debug("handle stopNotifications request")
service_id = params['serviceId']
chara_id = params['characteristicId']
charas = self.perip.getCharacteristics(uuid=chara_id)
self.stopNotifications(service_id, chara_id)
elif self.status == self.CONNECTED and method == 'write':
logger.debug("handle write request")
service_id = params['serviceId']
@@ -558,6 +565,19 @@ class BLESession(Session):
b"\x01\x00", True)
self.lock.release()
def stopNotifications(self, service_id, chara_id):
logger.debug(f"stop notification for {chara_id}")
service = self.perip.getServiceByUUID(UUID(service_id))
chas = service.getCharacteristics(forUUID=chara_id)
handle = chas[0].getHandle()
# prepare notification handler
self.delegate.add_handle(service_id, chara_id, handle)
# request notification to the BLE device
self.lock.acquire()
self.perip.writeCharacteristic(chas[0].getHandle() + 1,
b"\x00\x00", True)
self.lock.release()
def end_request(self):
logger.debug("end_request of BLESession")
if self.delegate: