broadlinkmanager/broadlink/light.py
Rama master · réplica de lectura del repositorio original.
"""Support for lights."""
import enum
import json
import struct
from . import exceptions as e
from .device import Device
class lb1(Device):
"""Controls a Broadlink LB1."""
TYPE = "LB1"
@enum.unique
class ColorMode(enum.IntEnum):
"""Enumerates color modes."""
RGB = 0
WHITE = 1
SCENE = 2
def get_state(self) -> dict:
"""Return the power state of the device.
Example: `{'red': 128, 'blue': 255, 'green': 128, 'pwr': 1, 'brightness': 75, 'colortemp': 2700, 'hue': 240, 'saturation': 50, 'transitionduration': 1500, 'maxworktime': 0, 'bulb_colormode': 1, 'bulb_scenes': '["@01686464,0,0,0", "#ffffff,10,0,#000000,190,0,0", "2700+100,0,0,0", "#ff0000,500,2500,#00FF00,500,2500,#0000FF,500,2500,0", "@01686464,100,2400,@01686401,100,2400,0", "@01686464,100,2400,@01686401,100,2400,@005a6464,100,2400,@005a6401,100,2400,0", "@01686464,10,0,@00000000,190,0,0", "@01686464,200,0,@005a6464,200,0,0"]', 'bulb_scene': '', 'bulb_sceneidx': 255}`
"""
packet = self._encode(1, {})
response = self.send_packet(0x6A, packet)
e.check_error(response[0x22:0x24])
return self._decode(response)
def set_state(
self,
pwr: bool = None,
red: int = None,
blue: int = None,
green: int = None,
brightness: int = None,
colortemp: int = None,
hue: int = None,
saturation: int = None,
transitionduration: int = None,
maxworktime: int = None,
bulb_colormode: int = None,
bulb_scenes: str = None,
bulb_scene: str = None,
bulb_sceneidx: int = None,
) -> dict:
"""Set the power state of the device."""
state = {}
if pwr is not None:
state["pwr"] = int(bool(pwr))
if red is not None:
state["red"] = int(red)
if blue is not None:
state["blue"] = int(blue)
if green is not None:
state["green"] = int(green)
if brightness is not None:
state["brightness"] = int(brightness)
if colortemp is not None:
state["colortemp"] = int(colortemp)
if hue is not None:
state["hue"] = int(hue)
if saturation is not None:
state["saturation"] = int(saturation)
if transitionduration is not None:
state["transitionduration"] = int(transitionduration)
if maxworktime is not None:
state["maxworktime"] = int(maxworktime)
if bulb_colormode is not None:
state["bulb_colormode"] = int(bulb_colormode)
if bulb_scenes is not None:
state["bulb_scenes"] = str(bulb_scenes)
if bulb_scene is not None:
state["bulb_scene"] = str(bulb_scene)
if bulb_sceneidx is not None:
state["bulb_sceneidx"] = int(bulb_sceneidx)
packet = self._encode(2, state)
response = self.send_packet(0x6A, packet)
e.check_error(response[0x22:0x24])
return self._decode(response)
def _encode(self, flag: int, state: dict) -> bytes:
"""Encode a JSON packet."""
# flag: 1 for reading, 2 for writing.
packet = bytearray(14)
data = json.dumps(state, separators=(",", ":")).encode()
p_len = 12 + len(data)
struct.pack_into(
"<HHHHBBI", packet, 0, p_len, 0xA5A5, 0x5A5A, 0, flag, 0x0B, len(data)
)
packet.extend(data)
checksum = sum(packet[0x02:], 0xBEAF) & 0xFFFF
packet[0x06:0x08] = checksum.to_bytes(2, "little")
return packet
def _decode(self, response: bytes) -> dict:
"""Decode a JSON packet."""
payload = self.decrypt(response[0x38:])
js_len = struct.unpack_from("<I", payload, 0xA)[0]
state = json.loads(payload[0xE : 0xE + js_len])
return state
class lb2(Device):
"""Controls a Broadlink LB26/LB27."""
TYPE = "LB2"
@enum.unique
class ColorMode(enum.IntEnum):
"""Enumerates color modes."""
RGB = 0
WHITE = 1
SCENE = 2
def get_state(self) -> dict:
"""Return the power state of the device.
Example: `{'red': 128, 'blue': 255, 'green': 128, 'pwr': 1, 'brightness': 75, 'colortemp': 2700, 'hue': 240, 'saturation': 50, 'transitionduration': 1500, 'maxworktime': 0, 'bulb_colormode': 1, 'bulb_scenes': '["@01686464,0,0,0", "#ffffff,10,0,#000000,190,0,0", "2700+100,0,0,0", "#ff0000,500,2500,#00FF00,500,2500,#0000FF,500,2500,0", "@01686464,100,2400,@01686401,100,2400,0", "@01686464,100,2400,@01686401,100,2400,@005a6464,100,2400,@005a6401,100,2400,0", "@01686464,10,0,@00000000,190,0,0", "@01686464,200,0,@005a6464,200,0,0"]', 'bulb_scene': ''}`
"""
packet = self._encode(1, {})
response = self.send_packet(0x6A, packet)
e.check_error(response[0x22:0x24])
return self._decode(response)
def set_state(
self,
pwr: bool = None,
red: int = None,
blue: int = None,
green: int = None,
brightness: int = None,
colortemp: int = None,
hue: int = None,
saturation: int = None,
transitionduration: int = None,
maxworktime: int = None,
bulb_colormode: int = None,
bulb_scenes: str = None,
bulb_scene: str = None,
) -> dict:
"""Set the power state of the device."""
state = {}
if pwr is not None:
state["pwr"] = int(bool(pwr))
if red is not None:
state["red"] = int(red)
if blue is not None:
state["blue"] = int(blue)
if green is not None:
state["green"] = int(green)
if brightness is not None:
state["brightness"] = int(brightness)
if colortemp is not None:
state["colortemp"] = int(colortemp)
if hue is not None:
state["hue"] = int(hue)
if saturation is not None:
state["saturation"] = int(saturation)
if transitionduration is not None:
state["transitionduration"] = int(transitionduration)
if maxworktime is not None:
state["maxworktime"] = int(maxworktime)
if bulb_colormode is not None:
state["bulb_colormode"] = int(bulb_colormode)
if bulb_scenes is not None:
state["bulb_scenes"] = str(bulb_scenes)
if bulb_scene is not None:
state["bulb_scene"] = str(bulb_scene)
packet = self._encode(2, state)
response = self.send_packet(0x6A, packet)
e.check_error(response[0x22:0x24])
return self._decode(response)
def _encode(self, flag: int, state: dict) -> bytes:
"""Encode a JSON packet."""
# flag: 1 for reading, 2 for writing.
packet = bytearray(12)
data = json.dumps(state, separators=(",", ":")).encode()
struct.pack_into("<HHHBBI", packet, 0, 0xA5A5, 0x5A5A, 0, flag, 0x0B, len(data))
packet.extend(data)
checksum = sum(packet, 0xBEAF) & 0xFFFF
packet[0x04:0x06] = checksum.to_bytes(2, "little")
return packet
def _decode(self, response: bytes) -> dict:
"""Decode a JSON packet."""
payload = self.decrypt(response[0x38:])
js_len = struct.unpack_from("<I", payload, 0x08)[0]
state = json.loads(payload[0x0C : 0x0C + js_len])
return state