custom_components/xiaomi_home/text.py

# -*- coding: utf-8 -*-
"""
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Integration and related Xiaomi cloud service API interface provided under this
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Text entities for Xiaomi Home.
"""
from __future__ import annotations
import json
import logging
from typing import Optional

from homeassistant.config_entries import ConfigEntry
from homeassistant.core import HomeAssistant
from homeassistant.helpers.entity_platform import AddEntitiesCallback
from homeassistant.components.text import TextEntity

from .miot.const import DOMAIN
from .miot.miot_spec import MIoTSpecAction, MIoTSpecProperty
from .miot.miot_device import MIoTActionEntity, MIoTDevice, MIoTPropertyEntity

_LOGGER = logging.getLogger(__name__)


async def async_setup_entry(
    hass: HomeAssistant,
    config_entry: ConfigEntry,
    async_add_entities: AddEntitiesCallback,
) -> None:
    """Set up a config entry."""
    device_list: list[MIoTDevice] = hass.data[DOMAIN]['devices'][
        config_entry.entry_id]
    new_entities = []
    for miot_device in device_list:
        for prop in miot_device.prop_list.get('text', []):
            new_entities.append(Text(miot_device=miot_device, spec=prop))

        for action in miot_device.action_list.get('action_text', []):
            new_entities.append(ActionText(
                miot_device=miot_device, spec=action))

    if new_entities:
        async_add_entities(new_entities)


class Text(MIoTPropertyEntity, TextEntity):
    """Text entities for Xiaomi Home."""

    def __init__(self, miot_device: MIoTDevice, spec: MIoTSpecProperty) -> None:
        """Initialize the Text."""
        super().__init__(miot_device=miot_device, spec=spec)

    @property
    def native_value(self) -> Optional[str]:
        """Return the current text value."""
        if isinstance(self._value, str):
            return self._value[:255]
        return self._value

    async def async_set_value(self, value: str) -> None:
        """Set the text value."""
        await self.set_property_async(value=value)


class ActionText(MIoTActionEntity, TextEntity):
    """Text entities for Xiaomi Home."""

    def __init__(self, miot_device: MIoTDevice, spec: MIoTSpecAction) -> None:
        super().__init__(miot_device=miot_device, spec=spec)
        self._attr_extra_state_attributes = {}
        self._attr_native_value = ''
        action_in: str = ', '.join([
            f'{prop.description_trans}({prop.format_})'
            for prop in self.spec.in_])
        self._attr_extra_state_attributes['action params'] = f'[{action_in}]'
        # For action debug
        self.action_platform = 'action_text'

    async def async_set_value(self, value: str) -> None:
        if not value:
            return
        in_list: list = None
        try:
            in_list = json.loads(value)
        except json.JSONDecodeError as e:
            _LOGGER.error(
                'action exec failed, %s(%s), invalid action params format, %s',
                self.name, self.entity_id, value)
            raise ValueError(
                f'action exec failed, {self.name}({self.entity_id}), '
                f'invalid action params format, {value}') from e
        if not isinstance(in_list, list) or len(in_list) != len(self.spec.in_):
            _LOGGER.error(
                'action exec failed, %s(%s), invalid action params, %s',
                self.name, self.entity_id, value)
            raise ValueError(
                f'action exec failed, {self.name}({self.entity_id}), '
                f'invalid action params, {value}')
        in_value: list[dict] = []
        for index, prop in enumerate(self.spec.in_):
            if type(in_list[index]).__name__ != prop.format_:
                logging.error(
                    'action exec failed, %s(%s), invalid params item, which '
                    'item(%s) in the list must be %s, %s', self.name,
                    self.entity_id, prop.description_trans, prop.format_, value)
                raise ValueError(
                    f'action exec failed, {self.name}({self.entity_id}), '
                    f'invalid params item, which item({prop.description_trans})'
                    f' in the list must be {prop.format_}, {value}')
            in_value.append({'piid': prop.iid, 'value': in_list[index]})

        self._attr_native_value = value
        if await self.action_async(in_list=in_value):
            self.async_write_ha_state()