"""Jackery Number Platform."""
import logging
from typing import TYPE_CHECKING

from homeassistant.components.number import NumberEntity, NumberMode
from homeassistant.config_entries import ConfigEntry
from homeassistant.core import HomeAssistant
from homeassistant.helpers.entity_platform import AddEntitiesCallback

from . import DOMAIN

if TYPE_CHECKING:
    from .sensor import JackeryCoordinator

_LOGGER = logging.getLogger(__name__)

NUMBERS = {
    "socChgLimit":    {"name": "SOC Charge Limit",          "min": 0,   "max": 100,   "step": 1},
    "socDischgLimit": {"name": "SOC Discharge Limit",        "min": 0,   "max": 100,   "step": 1},
    "maxOutPw":       {"name": "Max Output Power (OnGrid)",  "min": 0,   "max": 10000, "step": 10},
    "autoStandby":    {"name": "Auto Standby Mode",          "min": 0,   "max": 2,     "step": 1},
}


async def async_setup_entry(
    hass: HomeAssistant,
    config_entry: ConfigEntry,
    async_add_entities: AddEntitiesCallback,
) -> None:
    coordinator: "JackeryCoordinator" = hass.data[DOMAIN][config_entry.entry_id]

    async_add_entities([
        JackeryMainNumber(key=key, coordinator=coordinator, **cfg)
        for key, cfg in NUMBERS.items()
    ])


class JackeryMainNumber(NumberEntity):
    """Numeric setting on the main Jackery device."""

    _attr_should_poll = False
    _attr_has_entity_name = True
    _attr_mode = NumberMode.SLIDER

    def __init__(
        self,
        key: str,
        name: str,
        min: float,
        max: float,
        step: float,
        coordinator: "JackeryCoordinator",
    ) -> None:
        self._key = key
        self._coordinator = coordinator
        self._attr_name = name
        self._attr_unique_id = f"jackery_{coordinator.entry_id}_main_{key}"
        self._attr_native_min_value = min
        self._attr_native_max_value = max
        self._attr_native_step = step
        self._attr_device_info = {
            "identifiers": {(DOMAIN, coordinator.entry_id)},
            "name": f"Jackery {coordinator.device_sn}",
            "manufacturer": "Jackery",
            "model": "Energy Monitor",
        }

    async def async_added_to_hass(self) -> None:
        await super().async_added_to_hass()
        self._coordinator.register_entity(f"main_number_{self._key}", self)

    async def async_will_remove_from_hass(self) -> None:
        self._coordinator.unregister_entity(f"main_number_{self._key}")
        await super().async_will_remove_from_hass()

    def _update_from_coordinator(self, data: dict) -> None:
        val = data.get(self._key)
        if val is None:
            return
        try:
            self._attr_native_value = float(val)
            self._attr_available = True
            self.async_write_ha_state()
        except (TypeError, ValueError):
            pass

    async def async_set_native_value(self, value: float) -> None:
        await self._coordinator.control_main({self._key: int(value)})