# -*- coding: utf-8 -*-
"""
Copyright (C) 2024 Xiaomi Corporation.

The ownership and intellectual property rights of Xiaomi Home Assistant
Integration and related Xiaomi cloud service API interface provided under this
license, including source code and object code (collectively, "Licensed Work"),
are owned by Xiaomi. Subject to the terms and conditions of this License, Xiaomi
hereby grants you a personal, limited, non-exclusive, non-transferable,
non-sublicensable, and royalty-free license to reproduce, use, modify, and
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non-commercial purposes. For the avoidance of doubt, Xiaomi does not authorize
you to use the Licensed Work for any other purpose, including but not limited
to use Licensed Work to develop applications (APP), Web services, and other
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You may reproduce and distribute copies of the Licensed Work, with or without
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OMISSION, CONTINUITY, RELIABILITY, NON-INFRINGEMENT, MERCHANTABILITY, or
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off Xiaomi or its affiliates' products.

Cover entities for Xiaomi Home.
"""
from __future__ import annotations
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.cover import (
    ATTR_POSITION,
    CoverEntity,
    CoverEntityFeature,
    CoverDeviceClass
)

from .miot.miot_spec import MIoTSpecProperty
from .miot.miot_device import MIoTDevice, MIoTEntityData,  MIoTServiceEntity
from .miot.const import DOMAIN

_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 data in miot_device.entity_list.get('cover', []):
            if data.spec.name == 'curtain':
                data.spec.device_class = CoverDeviceClass.CURTAIN
            elif data.spec.name == 'window-opener':
                data.spec.device_class = CoverDeviceClass.WINDOW
            new_entities.append(
                Cover(miot_device=miot_device, entity_data=data))

    if new_entities:
        async_add_entities(new_entities)


class Cover(MIoTServiceEntity, CoverEntity):
    """Cover entities for Xiaomi Home."""
    # pylint: disable=unused-argument
    _prop_motor_control: Optional[MIoTSpecProperty]
    _prop_motor_value_open: Optional[int]
    _prop_motor_value_close: Optional[int]
    _prop_motor_value_pause: Optional[int]
    _prop_status: Optional[MIoTSpecProperty]
    _prop_status_opening: Optional[int]
    _prop_status_closing: Optional[int]
    _prop_status_stop: Optional[int]
    _prop_current_position: Optional[MIoTSpecProperty]
    _prop_target_position: Optional[MIoTSpecProperty]
    _prop_position_value_min: Optional[int]
    _prop_position_value_max: Optional[int]
    _prop_position_value_range: Optional[int]

    def __init__(
        self, miot_device: MIoTDevice, entity_data: MIoTEntityData
    ) -> None:
        """Initialize the Cover."""
        super().__init__(miot_device=miot_device, entity_data=entity_data)
        self._attr_device_class = entity_data.spec.device_class
        self._attr_supported_color_modes = set()
        self._attr_supported_features = CoverEntityFeature(0)

        self._prop_motor_control = None
        self._prop_motor_value_open = None
        self._prop_motor_value_close = None
        self._prop_motor_value_pause = None
        self._prop_status = None
        self._prop_status_opening = None
        self._prop_status_closing = None
        self._prop_status_stop = None
        self._prop_current_position = None
        self._prop_target_position = None
        self._prop_position_value_min = None
        self._prop_position_value_max = None
        self._prop_position_value_range = None

        # properties
        for prop in entity_data.props:
            if prop.name == 'motor-control':
                if not prop.value_list:
                    _LOGGER.error(
                        'motor-control value_list is None, %s', self.entity_id)
                    continue
                for item in prop.value_list.items:
                    if item.name in {'open'}:
                        self._attr_supported_features |= (
                            CoverEntityFeature.OPEN)
                        self._prop_motor_value_open = item.value
                    elif item.name in {'close'}:
                        self._attr_supported_features |= (
                            CoverEntityFeature.CLOSE)
                        self._prop_motor_value_close = item.value
                    elif item.name in {'pause'}:
                        self._attr_supported_features |= (
                            CoverEntityFeature.STOP)
                        self._prop_motor_value_pause = item.value
                self._prop_motor_control = prop
            elif prop.name == 'status':
                if not prop.value_list:
                    _LOGGER.error(
                        'status value_list is None, %s', self.entity_id)
                    continue
                for item in prop.value_list.items:
                    if item.name in {'opening', 'open'}:
                        self._prop_status_opening = item.value
                    elif item.name in {'closing', 'close'}:
                        self._prop_status_closing = item.value
                    elif item.name in {'stop', 'pause'}:
                        self._prop_status_stop = item.value
                self._prop_status = prop
            elif prop.name == 'current-position':
                self._prop_current_position = prop
            elif prop.name == 'target-position':
                if not prop.value_range:
                    _LOGGER.error(
                        'invalid target-position value_range format, %s',
                        self.entity_id)
                    continue
                self._prop_position_value_min = prop.value_range.min_
                self._prop_position_value_max = prop.value_range.max_
                self._prop_position_value_range = (
                    self._prop_position_value_max -
                    self._prop_position_value_min)
                self._attr_supported_features |= CoverEntityFeature.SET_POSITION
                self._prop_target_position = prop

    async def async_open_cover(self, **kwargs) -> None:
        """Open the cover."""
        await self.set_property_async(
            self._prop_motor_control, self._prop_motor_value_open)

    async def async_close_cover(self, **kwargs) -> None:
        """Close the cover."""
        await self.set_property_async(
            self._prop_motor_control, self._prop_motor_value_close)

    async def async_stop_cover(self, **kwargs) -> None:
        """Stop the cover."""
        await self.set_property_async(
            self._prop_motor_control, self._prop_motor_value_pause)

    async def async_set_cover_position(self, **kwargs) -> None:
        """Set the position of the cover."""
        pos = kwargs.get(ATTR_POSITION, None)
        if pos is None:
            return None
        pos = round(pos*self._prop_position_value_range/100)
        return await self.set_property_async(
            prop=self._prop_target_position, value=pos)

    @property
    def current_cover_position(self) -> Optional[int]:
        """Return the current position.

        0: the cover is closed, 100: the cover is fully opened, None: unknown.
        """
        pos = self.get_prop_value(prop=self._prop_current_position)
        if pos is None:
            return None
        return round(pos*100/self._prop_position_value_range)

    @property
    def is_opening(self) -> Optional[bool]:
        """Return if the cover is opening."""
        if self._prop_status is None:
            return None
        return self.get_prop_value(
            prop=self._prop_status) == self._prop_status_opening

    @property
    def is_closing(self) -> Optional[bool]:
        """Return if the cover is closing."""
        if self._prop_status is None:
            return None
        return self.get_prop_value(
            prop=self._prop_status) == self._prop_status_closing

    @property
    def is_closed(self) -> Optional[bool]:
        """Return if the cover is closed."""
        return self.get_prop_value(prop=self._prop_current_position) == 0