import logging
from homeassistant.config_entries import ConfigEntry
from homeassistant.core import HomeAssistant
from .const import DOMAIN

_LOGGER = logging.getLogger(__name__)

async def async_setup(hass: HomeAssistant, config: dict) -> bool:
    """Only set up hass.data structure (no YAML config)."""
    hass.data.setdefault(DOMAIN, {})
    return True

async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
    """Store API key and forward to sensor platform."""
    hass.data[DOMAIN].setdefault(entry.entry_id, {})["api_key"] = entry.data.get("api_key")
    await hass.config_entries.async_forward_entry_setup(entry, "sensor")
    _LOGGER.debug("Pstryk entry setup: %s", entry.entry_id)
    return True

async def async_unload_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
    """Unload sensor platform and clear data."""
    unload_ok = await hass.config_entries.async_forward_entry_unload(entry, "sensor")
    if unload_ok:
        hass.data[DOMAIN].pop(entry.entry_id)
    return unload_ok