"""Support for Melnor RainCloud sprinkler water timer."""

from __future__ import annotations

import logging
from typing import Any

import voluptuous as vol

from homeassistant.components.switch import (
    PLATFORM_SCHEMA as SWITCH_PLATFORM_SCHEMA,
    SwitchEntity,
)
from homeassistant.const import CONF_MONITORED_CONDITIONS
from homeassistant.core import HomeAssistant
import homeassistant.helpers.config_validation as cv
from homeassistant.helpers.entity_platform import AddEntitiesCallback
from homeassistant.helpers.typing import ConfigType, DiscoveryInfoType

from .const import DATA_RAINCLOUD
from .entity import RainCloudEntity

_LOGGER = logging.getLogger(__name__)

ALLOWED_WATERING_TIME = [5, 10, 15, 30, 45, 60]
CONF_WATERING_TIME = "watering_minutes"
DEFAULT_WATERING_TIME = 15

SWITCHES = ["auto_watering", "manual_watering"]

PLATFORM_SCHEMA = SWITCH_PLATFORM_SCHEMA.extend(
    {
        vol.Optional(CONF_MONITORED_CONDITIONS, default=list(SWITCHES)): vol.All(
            cv.ensure_list, [vol.In(SWITCHES)]
        ),
        vol.Optional(CONF_WATERING_TIME, default=DEFAULT_WATERING_TIME): vol.All(
            vol.In(ALLOWED_WATERING_TIME)
        ),
    }
)


def setup_platform(
    hass: HomeAssistant,
    config: ConfigType,
    add_entities: AddEntitiesCallback,
    discovery_info: DiscoveryInfoType | None = None,
) -> None:
    """Set up a sensor for a raincloud device."""
    raincloud = hass.data[DATA_RAINCLOUD].data
    default_watering_timer = config[CONF_WATERING_TIME]

    add_entities(
        (
            RainCloudSwitch(default_watering_timer, zone, sensor_type)
            for zone in raincloud.controller.faucet.zones
            for sensor_type in config[CONF_MONITORED_CONDITIONS]
        ),
        True,
    )


class RainCloudSwitch(RainCloudEntity, SwitchEntity):
    """A switch implementation for raincloud device."""

    def __init__(self, default_watering_timer, *args):
        """Initialize a switch for raincloud device."""
        super().__init__(*args)
        self._default_watering_timer = default_watering_timer

    @property
    def is_on(self):
        """Return true if device is on."""
        return self._state

    def turn_on(self, **kwargs: Any) -> None:
        """Turn the device on."""
        if self._sensor_type == "manual_watering":
            self.data.watering_time = self._default_watering_timer
        elif self._sensor_type == "auto_watering":
            self.data.auto_watering = True
        self._state = True

    def turn_off(self, **kwargs: Any) -> None:
        """Turn the device off."""
        if self._sensor_type == "manual_watering":
            self.data.watering_time = "off"
        elif self._sensor_type == "auto_watering":
            self.data.auto_watering = False
        self._state = False

    def update(self) -> None:
        """Update device state."""
        _LOGGER.debug("Updating RainCloud switch: %s", self._name)
        if self._sensor_type == "manual_watering":
            self._state = bool(self.data.watering_time)
        elif self._sensor_type == "auto_watering":
            self._state = self.data.auto_watering

    @property
    def extra_state_attributes(self):
        """Return the state attributes."""
        return {
            "default_manual_timer": self._default_watering_timer,
            "identifier": self.data.serial,
        }