async def readDescriptor_(
self, descriptor: CBDescriptor, use_cached=True
) -> NSData:
if descriptor.value() is not None and use_cached is True:
return descriptor.value()
dUUID = descriptor.UUID().UUIDString()
event = self._descriptor_read_events.get_cleared(dUUID)
self.peripheral.readValueForDescriptor_(descriptor)
await event.wait()
return descriptor.value()
async def readDescriptor_(self,
descriptor: CBDescriptor,
use_cached=True) -> NSData:
if descriptor.value() is not None and use_cached is True:
return descriptor.value()
dUUID = descriptor.UUID().UUIDString()
self._descriptor_value_log[dUUID] = False
self.peripheral.readValueForDescriptor_(descriptor)
while not self._descriptor_value_log[dUUID]:
await asyncio.sleep(0.01)
return descriptor.value()
async def writeDescriptor_value_(self, descriptor: CBDescriptor,
value: NSData) -> bool:
dUUID = descriptor.UUID().UUIDString()
event = self._descriptor_write_events.get_cleared(dUUID)
self.peripheral.writeValue_forDescriptor_(value, descriptor)
await event.wait()
return True
def peripheral_didWriteValueForDescriptor_error_(self,
peripheral: CBPeripheral,
descriptor: CBDescriptor,
error: NSError):
dUUID = descriptor.UUID().UUIDString()
if error is not None:
raise BleakError("Failed to write descriptor {}: {}".format(
dUUID, error))
logger.debug("Write Descriptor Value")
self._descriptor_write_log[dUUID] = True
def peripheral_didUpdateValueForDescriptor_error_(self,
peripheral: CBPeripheral,
descriptor: CBDescriptor,
error: NSError):
dUUID = descriptor.UUID().UUIDString()
if error is not None:
raise BleakError("Failed to read characteristic {}: {}".format(
dUUID, error))
logger.debug("Read descriptor value")
self._descriptor_value_log[dUUID] = True
async def writeDescriptor_value_(self, descriptor: CBDescriptor,
value: NSData) -> bool:
dUUID = descriptor.UUID().UUIDString()
self._descriptor_write_log[dUUID] = False
self.peripheral.writeValue_forDescriptor_(value, descriptor)
while not self._descriptor_write_log[dUUID]:
await asyncio.sleep(0.01)
return True
def did_write_value_for_descriptor(
self, peripheral: CBPeripheral, descriptor: CBDescriptor, error: NSError
):
dUUID = descriptor.UUID().UUIDString()
if error is not None:
raise BleakError("Failed to write descriptor {}: {}".format(dUUID, error))
logger.debug("Write Descriptor Value")
event = self._descriptor_write_events.get(dUUID)
if event:
event.set()
else:
logger.warning("Unexpected event didWriteValueForDescriptor")
def peripheral_didUpdateValueForDescriptor_error_(self,
peripheral: CBPeripheral,
descriptor: CBDescriptor,
error: NSError):
dUUID = descriptor.UUID().UUIDString()
if error is not None:
raise BleakError("Failed to read characteristic {}: {}".format(
dUUID, error))
logger.debug("Read descriptor value")
event = self._descriptor_read_events.get(dUUID)
if event:
event.set()
else:
logger.warning("Unexpected event didUpdateValueForDescriptor")
