mirror of
https://github.com/sususweet/midea-meiju-codec.git
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253 lines
11 KiB
Python
253 lines
11 KiB
Python
"""Data coordinator for Midea Auto Cloud integration."""
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import logging
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from datetime import datetime, timedelta
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from typing import NamedTuple
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from homeassistant.config_entries import ConfigEntry
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from homeassistant.core import CALLBACK_TYPE, HomeAssistant, callback
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from homeassistant.helpers.event import async_call_later
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from homeassistant.helpers.update_coordinator import DataUpdateCoordinator
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from .core.device import MiedaDevice
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from .core.logger import MideaLogger
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_LOGGER = logging.getLogger(__name__)
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class MideaDeviceData(NamedTuple):
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"""Data structure for Midea device state."""
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attributes: dict
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available: bool
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connected: bool
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class MideaDataUpdateCoordinator(DataUpdateCoordinator[MideaDeviceData]):
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"""Data update coordinator for Midea devices."""
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def __init__(
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self,
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hass: HomeAssistant,
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config_entry: ConfigEntry,
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device: MiedaDevice,
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cloud=None,
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) -> None:
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"""Initialize the coordinator."""
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super().__init__(
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hass,
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_LOGGER,
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config_entry=config_entry,
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name=f"{device.device_name} ({device.device_id})",
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update_method=self.poll_device_state,
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update_interval=timedelta(seconds=30),
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always_update=False,
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)
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self.device = device
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self.state_update_muted: CALLBACK_TYPE | None = None
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self._device_id = device.device_id
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self._cloud = cloud
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async def _async_setup(self) -> None:
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"""Set up the coordinator."""
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# Immediate first refresh to avoid waiting for the interval
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self.data = await self.poll_device_state()
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# Register for device updates
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self.device.register_update(self._device_update_callback)
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def mute_state_update_for_a_while(self) -> None:
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"""Mute subscription for a while to avoid state bouncing."""
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if self.state_update_muted:
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self.state_update_muted()
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@callback
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def unmute(now: datetime) -> None:
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self.state_update_muted = None
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self.state_update_muted = async_call_later(self.hass, 10, unmute)
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def _device_update_callback(self, status: dict) -> None:
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"""Callback for device status updates."""
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if self.state_update_muted:
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return
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# Update device attributes (allow new keys to be added)
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for key, value in status.items():
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self.device.attributes[key] = value
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# Update coordinator data
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self.async_set_updated_data(
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MideaDeviceData(
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attributes=self.device.attributes,
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available=self.device.connected,
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connected=self.device.connected,
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)
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)
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async def poll_device_state(self) -> MideaDeviceData:
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"""Poll device state."""
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if self.state_update_muted:
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return self.data
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try:
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# 检查是否为中央空调设备（T0x21）
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if self.device.device_type == 0x21:
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await self._poll_central_ac_state()
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else:
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await self.device.refresh_status()
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# 返回并推送当前状态
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updated = MideaDeviceData(
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attributes=self.device.attributes,
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available=self.device.connected,
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connected=self.device.connected,
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)
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self.async_set_updated_data(updated)
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return updated
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except Exception as e:
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_LOGGER.error(f"Error polling device state: {e}")
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return MideaDeviceData(
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attributes=self.device.attributes,
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available=False,
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connected=False,
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)
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async def _poll_central_ac_state(self) -> None:
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"""轮询中央空调状态"""
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try:
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cloud = self._cloud
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if cloud and hasattr(cloud, "get_central_ac_status"):
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status_data = await cloud.get_central_ac_status([self._device_id])
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if status_data and "appliances" in status_data:
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# 找到对应的设备数据并更新到设备属性中
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for appliance in status_data["appliances"]:
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if appliance.get("type") == "0x21" and "extraData" in appliance:
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extra_data = appliance["extraData"]
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if "attr" in extra_data and "state" in extra_data["attr"]:
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state = extra_data["attr"]["state"]
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if "nodeid" in extra_data["attr"]:
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self.device._attributes["nodeid"] = extra_data["attr"]["nodeid"]
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if "masterId" in extra_data["attr"]:
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self.device._attributes["masterId"] = extra_data["attr"]["masterId"]
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if "modelid" in extra_data["attr"]:
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self.device._attributes["modelid"] = extra_data["attr"]["modelid"]
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if "idType" in extra_data["attr"]:
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self.device._attributes["idType"] = extra_data["attr"]["idType"]
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if "condition_attribute" in state:
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condition = state["condition_attribute"]
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# 将状态数据更新到设备属性中
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for key, value in condition.items():
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# 尝试将数字字符串转换为数字
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if key.find("temp") > -1:
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try:
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# 尝试转换为整数
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if '.' not in value:
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self.device._attributes[key] = int(value)
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else:
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# 尝试转换为浮点数
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self.device._attributes[key] = float(value)
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except (ValueError, TypeError):
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# 如果转换失败，保持原值
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self.device._attributes[key] = value
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else:
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self.device._attributes[key] = value
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break
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except Exception as e:
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MideaLogger.debug(f"Error polling central AC state: {e}")
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async def async_set_attribute(self, attribute: str, value) -> None:
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"""Set a device attribute."""
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# 云端控制：构造 control 与 status（携带当前状态作为上下文）
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await self.device.set_attribute(attribute, value)
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self.device.attributes[attribute] = value
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self.mute_state_update_for_a_while()
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self.async_update_listeners()
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async def async_set_attributes(self, attributes: dict) -> None:
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"""Set multiple device attributes."""
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await self.device.set_attributes(attributes)
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self.device.attributes.update(attributes)
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self.mute_state_update_for_a_while()
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self.async_update_listeners()
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async def async_send_command(self, cmd_type: int, cmd_body: str) -> None:
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"""Send a command to the device."""
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try:
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cmd_body_bytes = bytearray.fromhex(cmd_body)
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self.device.send_command(cmd_type, cmd_body_bytes)
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except ValueError as e:
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_LOGGER.error(f"Invalid command body: {e}")
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raise
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async def async_send_central_ac_control(self, control: dict) -> bool:
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"""发送中央空调控制命令"""
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try:
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cloud = self._cloud
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if cloud and hasattr(cloud, "send_central_ac_control"):
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# 从设备属性中获取nodeid
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masterid = self.device.attributes.get("masterId")
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nodeid = self.device.attributes.get("nodeid")
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modelid = self.device.attributes.get("modelid")
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idtype = int(self.device.attributes.get("idType"))
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if not nodeid:
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MideaLogger.warning(f"No nodeid found for central AC device {self._device_id}")
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return False
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# 构建完整的控制命令，包含centralized中的所有字段
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full_control = self._build_full_central_ac_control(control)
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MideaLogger.debug(f"Sending control to {self.device.device_name}: {full_control}")
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success = await cloud.send_central_ac_control(
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masterid,
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nodeid,
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modelid,
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idtype,
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full_control
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)
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if success:
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# 更新本地状态
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self.device.attributes.update(control)
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self.mute_state_update_for_a_while()
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self.async_update_listeners()
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return True
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else:
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MideaLogger.debug(f"Failed to send control to {self.device.device_name}")
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return False
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else:
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MideaLogger.debug("Cloud service not available for central AC control")
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return False
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except Exception as e:
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MideaLogger.debug(f"Error sending control to {self.device.device_name}: {e}")
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return False
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def _build_full_central_ac_control(self, new_control: dict) -> dict:
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"""构建完整控制命令"""
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full_control = {}
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full_control["run_mode"] = self.device.attributes.get("run_mode")
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full_control["cooling_temp"] = str(self.device.attributes.get("cool_temp_set") or 26.0)
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full_control["heating_temp"] = str(self.device.attributes.get("heat_temp_set") or 20.0)
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full_control["fan_speed"] = self.device.attributes.get("fan_speed")
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swing_mode = self.device.attributes.get("is_swing")
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is_elec_heat = self.device.attributes.get("is_elec_heat")
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if swing_mode == "1":
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# 开启摆风：如果当前有电辅热(2)，则设为6(电辅热+摆风)，否则设为4(摆风)
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if is_elec_heat == "1":
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new_extflag = "6" # 电辅热+摆风
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else:
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new_extflag = "4" # 仅摆风
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else:
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# 关闭摆风：如果当前是6(电辅热+摆风)，则设为2(仅电辅热)，否则设为0(关闭)
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if is_elec_heat == "1":
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new_extflag = "2" # 仅电辅热
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else:
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new_extflag = "0" # 关闭
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full_control["extflag"] = new_extflag
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# 然后用新的控制值覆盖
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full_control.update(new_control)
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return full_control |