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"""Support for covers."""
import time
from typing import Sequence
from . import exceptions as e
from .device import Device
class dooya(Device):
"""Controls a Dooya curtain motor."""
TYPE = "DT360E"
def _send(self, command: int, attribute: int = 0) -> int:
"""Send a packet to the device."""
packet = bytearray(16)
packet[0x00] = 0x09
packet[0x02] = 0xBB
packet[0x03] = command
packet[0x04] = attribute
packet[0x09] = 0xFA
packet[0x0A] = 0x44
resp = self.send_packet(0x6A, packet)
e.check_error(resp[0x22:0x24])
payload = self.decrypt(resp[0x38:])
return payload[4]
def open(self) -> int:
"""Open the curtain."""
return self._send(0x01)
def close(self) -> int:
"""Close the curtain."""
return self._send(0x02)
def stop(self) -> int:
"""Stop the curtain."""
return self._send(0x03)
def get_percentage(self) -> int:
"""Return the position of the curtain."""
return self._send(0x06, 0x5D)
def set_percentage_and_wait(self, new_percentage: int) -> None:
"""Set the position of the curtain."""
current = self.get_percentage()
if current > new_percentage:
self.close()
while current is not None and current > new_percentage:
time.sleep(0.2)
current = self.get_percentage()
elif current < new_percentage:
self.open()
while current is not None and current < new_percentage:
time.sleep(0.2)
current = self.get_percentage()
self.stop()
class dooya2(Device):
"""Controls a Dooya curtain motor (version 2)."""
TYPE = "DT360E-2"
def _send(self, operation: int, data: Sequence = b""):
"""Send a command to the device."""
packet = bytearray(12)
packet[0x02] = 0xA5
packet[0x03] = 0xA5
packet[0x04] = 0x5A
packet[0x05] = 0x5A
packet[0x08] = operation
packet[0x09] = 0x0B
if data:
data_len = len(data)
packet[0x0A] = data_len & 0xFF
packet[0x0B] = data_len >> 8
packet += bytes(2)
packet.extend(data)
checksum = sum(packet, 0xBEAF) & 0xFFFF
packet[0x06] = checksum & 0xFF
packet[0x07] = checksum >> 8
packet_len = len(packet) - 2
packet[0x00] = packet_len & 0xFF
packet[0x01] = packet_len >> 8
resp = self.send_packet(0x6A, packet)
e.check_error(resp[0x22:0x24])
payload = self.decrypt(resp[0x38:])
return payload
def open(self) -> None:
"""Open the curtain."""
self._send(2, [0x00, 0x01, 0x00])
def close(self) -> None:
"""Close the curtain."""
self._send(2, [0x00, 0x02, 0x00])
def stop(self) -> None:
"""Stop the curtain."""
self._send(2, [0x00, 0x03, 0x00])
def get_percentage(self) -> int:
"""Return the position of the curtain."""
resp = self._send(1, [0x00, 0x06, 0x00])
return resp[0x11]
def set_percentage(self, new_percentage: int) -> None:
"""Set the position of the curtain."""
self._send(2, [0x00, 0x09, new_percentage])
class wser(Device):
"""Controls a Wistar curtain motor"""
TYPE = "WSER"
def _send(self, operation: int, data: Sequence = b""):
"""Send a command to the device."""
packet = bytearray(12)
packet[0x02] = 0xA5
packet[0x03] = 0xA5
packet[0x04] = 0x5A
packet[0x05] = 0x5A
packet[0x08] = operation
packet[0x09] = 0x0B
if data:
data_len = len(data)
packet[0x0A] = data_len & 0xFF
packet[0x0B] = data_len >> 8
packet += bytes(2)
packet.extend(data)
checksum = sum(packet, 0xBEAF) & 0xFFFF
packet[0x06] = checksum & 0xFF
packet[0x07] = checksum >> 8
packet_len = len(packet) - 2
packet[0x00] = packet_len & 0xFF
packet[0x01] = packet_len >> 8
resp = self.send_packet(0x6A, packet)
e.check_error(resp[0x22:0x24])
payload = self.decrypt(resp[0x38:])
return payload
def get_position(self) -> int:
"""Return the position of the curtain."""
resp = self._send(1, [])
position = resp[0x0E]
return position
def open(self) -> int:
"""Open the curtain."""
resp = self._send(2, [0x4A, 0x31, 0xA0])
position = resp[0x0E]
return position
def close(self) -> int:
"""Close the curtain."""
resp = self._send(2, [0x61, 0x32, 0xA0])
position = resp[0x0E]
return position
def stop(self) -> int:
"""Stop the curtain."""
resp = self._send(2, [0x4C, 0x73, 0xA0])
position = resp[0x0E]
return position
def set_position(self, position: int) -> int:
"""Set the position of the curtain."""
resp = self._send(2, [position, 0x70, 0xA0])
position = resp[0x0E]
return position
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