"""Configuration constants for Heating MPC."""
DOMAIN = "heating_mpc"
CONF_CLIMATE = "climate_entity"
CONF_HEATER = "heater_entity"
CONF_OUTSIDE = "outside_entity"  # v0.1 legacy single temperature source
CONF_ROOMS = "room_entities"
CONF_WEIGHTS = "weights"
CONF_HORIZON = "horizon_minutes"
CONF_MIN_ON = "minimum_on_minutes"
CONF_MIN_OFF = "minimum_off_minutes"
CONF_SWITCH_COST = "switching_cost"
CONF_HEAT_COST = "heating_cost"
CONF_ROOM_MAX_AGE = "room_max_age_minutes"
CONF_WEATHER_MAX_AGE = "weather_max_age_minutes"
# Stale room sensors: False leaves them out (re-weighting the other rooms),
# True keeps using their last value for sensors that report only on change.
CONF_ROOM_STALE_KEEP = "room_stale_use_last_value"
CONF_BAND = "comfort_band"
# Forecast assumption: extra electrical heat returns to baseline with this half-life.
CONF_INTERNAL_HALF_LIFE = "internal_heat_half_life_minutes"
# Forecast assumption: an open window closes after this many more minutes.
CONF_WINDOW_OPEN_MINUTES = "window_open_minutes"
# Time constant of air recovering towards the walls' temperature after closing.
CONF_RECOVERY_MINUTES = "recovery_minutes"
# Optional ventilation terms (each must earn its keep in the accuracy comparison).
CONF_VENT_WIND = "ventilation_wind"
CONF_VENT_GUST = "ventilation_gust"
CONF_VENT_CROSS = "ventilation_cross"

# Each source list is ordered: first valid sensor wins; remaining are fallbacks.
WEATHER_SOURCES = {
    "temperature": "outside_temperature_sources",
    "wind": "outside_wind_sources",
    # Meteorological: the direction the wind blows FROM, degrees clockwise from north.
    "wind_direction": "outside_wind_direction_sources",
    "wind_gust": "outside_wind_gust_sources",
    "clouds": "outside_clouds_sources",
    "humidity": "outside_humidity_sources",
    "feels_like": "outside_feelslike_sources",
    "pressure": "outside_pressure_sources",
    "visibility": "outside_visibility_sources",
    "rain": "outside_rain_sources",
    "snow": "outside_snow_sources",
}
WEATHER_MAIN = ("temperature", "wind", "wind_direction", "wind_gust", "clouds")
WEATHER_EXTRA = ("humidity", "feels_like", "pressure", "visibility", "rain", "snow")

DEFAULTS = {
    CONF_ROOM_MAX_AGE: 30,
    CONF_WEATHER_MAX_AGE: 120,
    CONF_ROOM_STALE_KEEP: False,
    CONF_HORIZON: 120,
    CONF_MIN_ON: 15,
    CONF_MIN_OFF: 10,
    CONF_SWITCH_COST: 0.15,
    CONF_HEAT_COST: 0.025,
    CONF_BAND: 0.15,
    CONF_INTERNAL_HALF_LIFE: 30,
    CONF_WINDOW_OPEN_MINUTES: 15,
    CONF_RECOVERY_MINUTES: 20,
    CONF_VENT_WIND: True,
    CONF_VENT_GUST: False,
    CONF_VENT_CROSS: False,
}
# A room sensor silent this long is treated as dead even when keeping last values.
ROOM_STALE_KEEP_MAX_MINUTES = 24 * 60
SAMPLE_MINUTES = 5
# A room's model is trusted for forecasts after this many accepted samples.
READY_SAMPLES = 200
READY_ON_SAMPLES = 30
READY_OFF_SAMPLES = 30
# Outcome of each poll for learning (Status sample_result, Last Sample sensor).
SAMPLE_RESULTS = (
    "waiting_for_inputs", "first_sample", "sensors_changed", "learned", "ventilation", "partly_rejected",
    "interval_out_of_range", "relay_changed", "outside_source_changed", "lag_uncertain",
)
BLOCK_MINUTES = 15