"""Helper functions to relate sensors keys and unique ids."""

from aiopvpc.const import (
    ALL_SENSORS,
    KEY_INJECTION,
    KEY_MAG,
    KEY_OMIE,
    KEY_PVPC,
    TARIFFS,
)

from homeassistant.helpers.entity_registry import RegistryEntry

_ha_uniqueid_to_sensor_key = {
    TARIFFS[0]: KEY_PVPC,
    TARIFFS[1]: KEY_PVPC,
    f"{TARIFFS[0]}_{KEY_INJECTION}": KEY_INJECTION,
    f"{TARIFFS[1]}_{KEY_INJECTION}": KEY_INJECTION,
    f"{TARIFFS[0]}_{KEY_MAG}": KEY_MAG,
    f"{TARIFFS[1]}_{KEY_MAG}": KEY_MAG,
    f"{TARIFFS[0]}_{KEY_OMIE}": KEY_OMIE,
    f"{TARIFFS[1]}_{KEY_OMIE}": KEY_OMIE,
}


def get_enabled_sensor_keys(
    using_private_api: bool, entries: list[RegistryEntry]
) -> set[str]:
    """Get enabled API indicators."""
    if not using_private_api:
        return {KEY_PVPC}
    if len(entries) > 1:
        # activate only enabled sensors
        return {
            _ha_uniqueid_to_sensor_key[sensor.unique_id]
            for sensor in entries
            if not sensor.disabled
        }
    # default sensors when enabling token access
    return {KEY_PVPC, KEY_INJECTION}


def make_sensor_unique_id(config_entry_id: str | None, sensor_key: str) -> str:
    """Generate unique_id for each sensor kind and config entry."""
    assert sensor_key in ALL_SENSORS
    assert config_entry_id is not None
    if sensor_key == KEY_PVPC:
        # for old compatibility
        return config_entry_id
    return f"{config_entry_id}_{sensor_key}"