# pylint: disable=line-too-long, disable=unused-import
"""Constants for the Versatile Thermostat integration."""

import logging
import math
from typing import Literal

from datetime import datetime

from enum import Enum
from homeassistant.const import STATE_UNKNOWN, STATE_UNAVAILABLE
from homeassistant.core import HomeAssistant
from homeassistant.const import CONF_NAME, Platform

from homeassistant.components.climate.const import ClimateEntityFeature  # pylint: disable=unused-import
from homeassistant.exceptions import HomeAssistantError
from homeassistant.util import dt as dt_util


from vtherm_api.const import DOMAIN, VTHERM_API_NAME, DEVICE_MANUFACTURER, DEVICE_MODEL, get_tz, NowClass, EventType
from vtherm_api.log_collector import get_vtherm_logger

PROPORTIONAL_FUNCTION_TPI = "tpi"

from .vtherm_preset import VThermPreset, VThermPresetWithAC, VThermPresetWithAway, VThermPresetWithACAway, PRESET_TEMP_SUFFIX, PRESET_AWAY_SUFFIX  # pylint: disable=unused-import
from .vtherm_hvac_mode import (
    VThermHvacMode,
    VThermHvacMode_COOL,
    VThermHvacMode_HEAT,
    VThermHvacMode_DRY,
    VThermHvacMode_OFF,
    VThermHvacMode_HEAT_COOL,
    VThermHvacMode_SLEEP,
    VThermHvacMode_AUTO,
    VThermHvacMode_FAN_ONLY,
    to_ha_hvac_mode,
    from_ha_hvac_mode,
)  # pylint: disable=unused-import
from .vtherm_state import VThermState  # pylint: disable=unused-import

_LOGGER = get_vtherm_logger(__name__)

CONFIG_VERSION = 2
CONFIG_MINOR_VERSION = 3

DEVICE_MANUFACTURER = "JMCOLLIN"
DEVICE_MODEL = "Versatile Thermostat"

DOMAIN = "versatile_thermostat"

# The order is important.
PLATFORMS: list[Platform] = [
    Platform.SELECT,
    Platform.CLIMATE,
    Platform.SENSOR,
    # Number should be after CLIMATE
    Platform.NUMBER,
    Platform.BINARY_SENSOR,
    Platform.SWITCH,
]

CONF_UNDERLYING_LIST = "underlying_entity_ids"
CONF_HEATER_KEEP_ALIVE = "heater_keep_alive"
CONF_TEMP_SENSOR = "temperature_sensor_entity_id"
CONF_LAST_SEEN_TEMP_SENSOR = "last_seen_temperature_sensor_entity_id"
CONF_EXTERNAL_TEMP_SENSOR = "external_temperature_sensor_entity_id"
CONF_POWER_SENSOR = "power_sensor_entity_id"
CONF_MAX_POWER_SENSOR = "max_power_sensor_entity_id"
CONF_WINDOW_SENSOR = "window_sensor_entity_id"
CONF_MOTION_SENSOR = "motion_sensor_entity_id"
CONF_DEVICE_POWER = "device_power"
CONF_CYCLE_MIN = "cycle_min"
CONF_PROP_FUNCTION = "proportional_function"
CONF_WINDOW_DELAY = "window_delay"
CONF_WINDOW_OFF_DELAY = "window_off_delay"
CONF_MOTION_DELAY = "motion_delay"
CONF_MOTION_OFF_DELAY = "motion_off_delay"
CONF_MOTION_PRESET = "motion_preset"
CONF_NO_MOTION_PRESET = "no_motion_preset"
CONF_TPI_COEF_INT = "tpi_coef_int"
CONF_TPI_COEF_EXT = "tpi_coef_ext"
CONF_TPI_THRESHOLD_LOW = "tpi_threshold_low"
CONF_TPI_THRESHOLD_HIGH = "tpi_threshold_high"
CONF_PRESENCE_SENSOR = "presence_sensor_entity_id"
CONF_PRESET_POWER = "power_temp"
CONF_MINIMAL_ACTIVATION_DELAY = "minimal_activation_delay"
CONF_MINIMAL_DEACTIVATION_DELAY = "minimal_deactivation_delay"
CONF_TEMP_MIN = "temp_min"
CONF_TEMP_MAX = "temp_max"
CONF_SAFETY_DELAY_MIN = "safety_delay_min"
CONF_SAFETY_MIN_ON_PERCENT = "safety_min_on_percent"
CONF_SAFETY_DEFAULT_ON_PERCENT = "safety_default_on_percent"
CONF_THERMOSTAT_TYPE = "thermostat_type"
CONF_THERMOSTAT_CENTRAL_CONFIG = "thermostat_central_config"
CONF_THERMOSTAT_SWITCH = "thermostat_over_switch"
CONF_THERMOSTAT_CLIMATE = "thermostat_over_climate"
CONF_THERMOSTAT_VALVE = "thermostat_over_valve"
CONF_USE_WINDOW_FEATURE = "use_window_feature"
CONF_USE_MOTION_FEATURE = "use_motion_feature"
CONF_USE_PRESENCE_FEATURE = "use_presence_feature"
CONF_USE_POWER_FEATURE = "use_power_feature"
CONF_USE_CENTRAL_BOILER_FEATURE = "use_central_boiler_feature"
CONF_USE_AUTO_START_STOP_FEATURE = "use_auto_start_stop_feature"
CONF_AC_MODE = "ac_mode"
CONF_WINDOW_AUTO_OPEN_THRESHOLD = "window_auto_open_threshold"
CONF_WINDOW_AUTO_CLOSE_THRESHOLD = "window_auto_close_threshold"
CONF_WINDOW_AUTO_MAX_DURATION = "window_auto_max_duration"
CONF_AUTO_REGULATION_MODE = "auto_regulation_mode"
CONF_AUTO_REGULATION_NONE = "auto_regulation_none"
CONF_AUTO_REGULATION_VALVE = "auto_regulation_valve"
CONF_AUTO_REGULATION_SLOW = "auto_regulation_slow"
CONF_AUTO_REGULATION_LIGHT = "auto_regulation_light"
CONF_AUTO_REGULATION_MEDIUM = "auto_regulation_medium"
CONF_AUTO_REGULATION_STRONG = "auto_regulation_strong"
CONF_AUTO_REGULATION_EXPERT = "auto_regulation_expert"
CONF_AUTO_REGULATION_DTEMP = "auto_regulation_dtemp"
CONF_AUTO_REGULATION_PERIOD_MIN = "auto_regulation_periode_min"
CONF_AUTO_REGULATION_USE_DEVICE_TEMP = "auto_regulation_use_device_temp"
CONF_INVERSE_SWITCH = "inverse_switch_command"
CONF_AUTO_FAN_MODE = "auto_fan_mode"
CONF_AUTO_FAN_NONE = "auto_fan_none"
CONF_AUTO_FAN_LOW = "auto_fan_low"
CONF_AUTO_FAN_MEDIUM = "auto_fan_medium"
CONF_AUTO_FAN_HIGH = "auto_fan_high"
CONF_AUTO_FAN_TURBO = "auto_fan_turbo"
CONF_STEP_TEMPERATURE = "step_temperature"
CONF_OFFSET_CALIBRATION_LIST = "offset_calibration_entity_ids"
CONF_OPENING_DEGREE_LIST = "opening_degree_entity_ids"
CONF_CLOSING_DEGREE_LIST = "closing_degree_entity_ids"
CONF_MIN_OPENING_DEGREES = "min_opening_degrees"
CONF_MAX_OPENING_DEGREES = "max_opening_degrees"
CONF_MAX_CLOSING_DEGREE = "max_closing_degree"
CONF_OPENING_THRESHOLD_DEGREE = "opening_threshold_degree"

CONF_SYNC_DEVICE_INTERNAL_TEMP = "sync_device_internal_temp"
CONF_SYNC_WITH_CALIBRATION = "sync_with_calibration"
CONF_SYNC_ENTITY_LIST = "sync_entity_ids"

CONF_USE_HEATING_FAILURE_DETECTION_FEATURE = "use_heating_failure_detection_feature"
CONF_USE_HEATING_FAILURE_DETECTION_CENTRAL_CONFIG = "use_heating_failure_detection_central_config"
CONF_HEATING_FAILURE_THRESHOLD = "heating_failure_threshold"
CONF_COOLING_FAILURE_THRESHOLD = "cooling_failure_threshold"
CONF_HEATING_FAILURE_DETECTION_DELAY = "heating_failure_detection_delay"
CONF_TEMPERATURE_CHANGE_TOLERANCE = "temperature_change_tolerance"
CONF_FAILURE_DETECTION_ENABLE_TEMPLATE = "failure_detection_enable_template"

CONF_LOCK_CODE = "lock_code"
CONF_LOCK_USERS = "lock_users"
CONF_LOCK_AUTOMATIONS = "lock_automations"
CONF_AUTO_RELOCK_SEC = "auto_relock_sec"

CONF_REPAIR_INCORRECT_STATE = "repair_incorrect_state"

CONF_VSWITCH_ON_CMD_LIST = "vswitch_on_command"
CONF_VSWITCH_OFF_CMD_LIST = "vswitch_off_command"

# Deprecated
CONF_HEATER = "heater_entity_id"
CONF_HEATER_2 = "heater_entity2_id"
CONF_HEATER_3 = "heater_entity3_id"
CONF_HEATER_4 = "heater_entity4_id"
CONF_CLIMATE = "climate_entity_id"
CONF_CLIMATE_2 = "climate_entity2_id"
CONF_CLIMATE_3 = "climate_entity3_id"
CONF_CLIMATE_4 = "climate_entity4_id"
CONF_VALVE = "valve_entity_id"
CONF_VALVE_2 = "valve_entity2_id"
CONF_VALVE_3 = "valve_entity3_id"
CONF_VALVE_4 = "valve_entity4_id"

CONF_AUTO_TPI_MODE = "auto_tpi_mode"
CONF_AUTO_TPI_LEARNING_TYPE = "auto_tpi_learning_type"
AUTO_TPI_LEARNING_TYPE_DISCOVERY = "discovery"
AUTO_TPI_LEARNING_TYPE_FINE_TUNING = "fine_tuning"
CONF_AUTO_TPI_LEARNING_TYPES = [
    AUTO_TPI_LEARNING_TYPE_DISCOVERY,
    AUTO_TPI_LEARNING_TYPE_FINE_TUNING,
]
CONF_AUTO_TPI_ENABLE_ADVANCED_SETTINGS = "auto_tpi_enable_advanced_settings"
CONF_AUTO_TPI_HEATER_HEATING_TIME = "heater_heating_time"
CONF_AUTO_TPI_HEATER_COOLING_TIME = "heater_cooling_time"
CONF_AUTO_TPI_CALCULATION_METHOD = "auto_tpi_calculation_method"
AUTO_TPI_METHOD_AVG = "average"
AUTO_TPI_METHOD_EMA = "ema"
CONF_AUTO_TPI_CALCULATION_METHODS = [AUTO_TPI_METHOD_AVG, AUTO_TPI_METHOD_EMA]
CONF_AUTO_TPI_EMA_ALPHA = "auto_tpi_ema_alpha"
CONF_AUTO_TPI_AVG_INITIAL_WEIGHT = "auto_tpi_avg_initial_weight"

CONF_AUTO_TPI_HEATING_POWER = "auto_tpi_heating_rate"
CONF_AUTO_TPI_COOLING_POWER = "auto_tpi_cooling_rate"
CONF_AUTO_TPI_AGGRESSIVENESS = "auto_tpi_aggressiveness"

CONF_AUTO_TPI_EMA_DECAY_RATE = "auto_tpi_ema_decay_rate"
CONF_AUTO_TPI_CONTINUOUS_KEXT = "auto_tpi_continuous_kext"
CONF_AUTO_TPI_CONTINUOUS_KEXT_ALPHA = "auto_tpi_continuous_kext_alpha"


# Global params into configuration.yaml
CONF_SHORT_EMA_PARAMS = "short_ema_params"
CONF_SAFETY_MODE = "safety_mode"
CONF_MAX_ON_PERCENT = "max_on_percent"
CONF_LOG_BUFFER_MAX_AGE_HOURS = "log_buffer_max_age_hours"

CONF_USE_MAIN_CENTRAL_CONFIG = "use_main_central_config"
CONF_USE_TPI_CENTRAL_CONFIG = "use_tpi_central_config"
CONF_USE_WINDOW_CENTRAL_CONFIG = "use_window_central_config"
CONF_USE_MOTION_CENTRAL_CONFIG = "use_motion_central_config"
CONF_USE_POWER_CENTRAL_CONFIG = "use_power_central_config"
CONF_USE_PRESENCE_CENTRAL_CONFIG = "use_presence_central_config"
CONF_USE_PRESETS_CENTRAL_CONFIG = "use_presets_central_config"
CONF_USE_ADVANCED_CENTRAL_CONFIG = "use_advanced_central_config"
CONF_USE_LOCK_CENTRAL_CONFIG = "use_lock_central_config"

CONF_USE_CENTRAL_MODE = "use_central_mode"

CONF_CENTRAL_BOILER_ACTIVATION_SRV = "central_boiler_activation_service"
CONF_CENTRAL_BOILER_DEACTIVATION_SRV = "central_boiler_deactivation_service"
CONF_CENTRAL_BOILER_ACTIVATION_DELAY_SEC = "central_boiler_activation_delay_sec"
CONF_KEEP_ALIVE_BOILER_DELAY_SEC = "keep_alive_boiler_delay_sec"

CONF_USED_BY_CENTRAL_BOILER = "used_by_controls_central_boiler"
CONF_WINDOW_ACTION = "window_action"

CONF_AUTO_START_STOP_LEVEL = "auto_start_stop_level"
AUTO_START_STOP_LEVEL_NONE = "auto_start_stop_none"
AUTO_START_STOP_LEVEL_VERY_SLOW = "auto_start_stop_very_slow"
AUTO_START_STOP_LEVEL_SLOW = "auto_start_stop_slow"
AUTO_START_STOP_LEVEL_MEDIUM = "auto_start_stop_medium"
AUTO_START_STOP_LEVEL_FAST = "auto_start_stop_fast"
CONF_AUTO_START_STOP_LEVELS = [
    AUTO_START_STOP_LEVEL_NONE,
    AUTO_START_STOP_LEVEL_VERY_SLOW,
    AUTO_START_STOP_LEVEL_SLOW,
    AUTO_START_STOP_LEVEL_MEDIUM,
    AUTO_START_STOP_LEVEL_FAST,
]

# For explicit typing purpose only
TYPE_AUTO_START_STOP_LEVELS = Literal[  # pylint: disable=invalid-name
    AUTO_START_STOP_LEVEL_FAST,
    AUTO_START_STOP_LEVEL_MEDIUM,
    AUTO_START_STOP_LEVEL_SLOW,
    AUTO_START_STOP_LEVEL_VERY_SLOW,
    AUTO_START_STOP_LEVEL_NONE,
]

HVAC_OFF_REASON_NAME = "hvac_off_reason"
HVAC_OFF_REASON_MANUAL = "hvac_off_manual"
HVAC_OFF_REASON_AUTO_START_STOP = "hvac_off_auto_start_stop"
HVAC_OFF_REASON_WINDOW_DETECTION = "hvac_off_window_detection"
HVAC_OFF_REASON_SLEEP_MODE = "hvac_off_sleep_mode"
HVAC_OFF_REASON_SAFETY = "hvac_off_safety_detection"
HVAC_OFF_REASON_CENTRAL_MODE = "hvac_off_central_mode"
HVAC_OFF_REASONS = Literal[  # pylint: disable=invalid-name
    HVAC_OFF_REASON_MANUAL, HVAC_OFF_REASON_AUTO_START_STOP, HVAC_OFF_REASON_WINDOW_DETECTION, HVAC_OFF_REASON_SLEEP_MODE, HVAC_OFF_REASON_SAFETY
]

DEFAULT_SHORT_EMA_PARAMS = {
    "max_alpha": 0.5,
    # In sec
    "halflife_sec": 300,
    "precision": 2,
}

CONF_PRESETS = {
    p: f"{p}{PRESET_TEMP_SUFFIX}"
    for p in (
        VThermPreset.FROST,
        VThermPreset.ECO,
        VThermPreset.COMFORT,
        VThermPreset.BOOST,
    )
}

CONF_PRESETS_WITH_AC = {
    p: f"{p}{PRESET_TEMP_SUFFIX}"
    for p in (
        VThermPreset.FROST,
        VThermPreset.ECO,
        VThermPreset.COMFORT,
        VThermPreset.BOOST,
        VThermPresetWithAC.ECO,
        VThermPresetWithAC.COMFORT,
        VThermPresetWithAC.BOOST,
    )
}

CONF_PRESETS_AWAY = {
    p: f"{p}{PRESET_TEMP_SUFFIX}"
    for p in (
        VThermPresetWithAway.FROST,
        VThermPresetWithAway.ECO,
        VThermPresetWithAway.COMFORT,
        VThermPresetWithAway.BOOST,
    )
}

CONF_PRESETS_AWAY_WITH_AC = {
    p: f"{p}{PRESET_TEMP_SUFFIX}"
    for p in (
        VThermPresetWithAway.FROST,
        VThermPresetWithAway.ECO,
        VThermPresetWithAway.COMFORT,
        VThermPresetWithAway.BOOST,
        VThermPresetWithACAway.ECO,
        VThermPresetWithACAway.COMFORT,
        VThermPresetWithACAway.BOOST,
    )
}

CONF_PRESETS_SELECTIONABLE = [
    VThermPreset.FROST,
    VThermPreset.ECO,
    VThermPreset.COMFORT,
    VThermPreset.BOOST,
]

CONF_PRESETS_VALUES = list(CONF_PRESETS.values())
CONF_PRESETS_AWAY_VALUES = list(CONF_PRESETS_AWAY.values())
CONF_PRESETS_WITH_AC_VALUES = list(CONF_PRESETS_WITH_AC.values())
CONF_PRESETS_AWAY_WITH_AC_VALUES = list(CONF_PRESETS_AWAY_WITH_AC.values())

ALL_CONF = (
    [
        CONF_NAME,
        CONF_HEATER_KEEP_ALIVE,
        CONF_TEMP_SENSOR,
        CONF_EXTERNAL_TEMP_SENSOR,
        CONF_POWER_SENSOR,
        CONF_MAX_POWER_SENSOR,
        CONF_WINDOW_SENSOR,
        CONF_WINDOW_DELAY,
        CONF_WINDOW_OFF_DELAY,
        CONF_WINDOW_AUTO_OPEN_THRESHOLD,
        CONF_WINDOW_AUTO_CLOSE_THRESHOLD,
        CONF_WINDOW_AUTO_MAX_DURATION,
        CONF_MOTION_SENSOR,
        CONF_MOTION_DELAY,
        CONF_MOTION_PRESET,
        CONF_NO_MOTION_PRESET,
        CONF_DEVICE_POWER,
        CONF_CYCLE_MIN,
        CONF_PROP_FUNCTION,
        CONF_TPI_COEF_INT,
        CONF_TPI_COEF_EXT,
        CONF_TPI_THRESHOLD_LOW,
        CONF_TPI_THRESHOLD_HIGH,
        CONF_AUTO_TPI_HEATER_HEATING_TIME,
        CONF_AUTO_TPI_HEATER_COOLING_TIME,
        CONF_PRESENCE_SENSOR,
        CONF_MINIMAL_ACTIVATION_DELAY,
        CONF_MINIMAL_DEACTIVATION_DELAY,
        CONF_TEMP_MIN,
        CONF_TEMP_MAX,
        CONF_SAFETY_DELAY_MIN,
        CONF_SAFETY_MIN_ON_PERCENT,
        CONF_SAFETY_DEFAULT_ON_PERCENT,
        CONF_THERMOSTAT_TYPE,
        CONF_THERMOSTAT_SWITCH,
        CONF_THERMOSTAT_CLIMATE,
        CONF_USE_WINDOW_FEATURE,
        CONF_USE_MOTION_FEATURE,
        CONF_USE_PRESENCE_FEATURE,
        CONF_USE_POWER_FEATURE,
        CONF_USE_CENTRAL_BOILER_FEATURE,
        CONF_AC_MODE,
        CONF_AUTO_REGULATION_MODE,
        CONF_AUTO_REGULATION_DTEMP,
        CONF_AUTO_REGULATION_PERIOD_MIN,
        CONF_AUTO_REGULATION_USE_DEVICE_TEMP,
        CONF_INVERSE_SWITCH,
        CONF_AUTO_FAN_MODE,
        CONF_USE_MAIN_CENTRAL_CONFIG,
        CONF_USE_TPI_CENTRAL_CONFIG,
        CONF_USE_PRESETS_CENTRAL_CONFIG,
        CONF_USE_WINDOW_CENTRAL_CONFIG,
        CONF_USE_MOTION_CENTRAL_CONFIG,
        CONF_USE_POWER_CENTRAL_CONFIG,
        CONF_USE_PRESENCE_CENTRAL_CONFIG,
        CONF_USE_ADVANCED_CENTRAL_CONFIG,
        CONF_USE_CENTRAL_MODE,
        CONF_USED_BY_CENTRAL_BOILER,
        CONF_CENTRAL_BOILER_ACTIVATION_SRV,
        CONF_CENTRAL_BOILER_DEACTIVATION_SRV,
        CONF_CENTRAL_BOILER_ACTIVATION_DELAY_SEC,
        CONF_KEEP_ALIVE_BOILER_DELAY_SEC,
        CONF_WINDOW_ACTION,
        CONF_STEP_TEMPERATURE,
        CONF_MIN_OPENING_DEGREES,
        CONF_MAX_OPENING_DEGREES,
        CONF_MAX_CLOSING_DEGREE,
        CONF_OPENING_THRESHOLD_DEGREE,
        CONF_AUTO_TPI_CALCULATION_METHOD,
        CONF_AUTO_TPI_EMA_ALPHA,
        CONF_AUTO_TPI_AVG_INITIAL_WEIGHT,
        CONF_AUTO_TPI_HEATING_POWER,
        CONF_AUTO_TPI_COOLING_POWER,
        CONF_AUTO_TPI_EMA_DECAY_RATE,
        CONF_AUTO_TPI_CONTINUOUS_KEXT,
        CONF_AUTO_TPI_CONTINUOUS_KEXT_ALPHA,
        CONF_AUTO_TPI_LEARNING_TYPE,
        CONF_AUTO_TPI_ENABLE_ADVANCED_SETTINGS,
        CONF_SYNC_DEVICE_INTERNAL_TEMP,
        CONF_SYNC_WITH_CALIBRATION,
        CONF_USE_HEATING_FAILURE_DETECTION_FEATURE,
        CONF_USE_HEATING_FAILURE_DETECTION_CENTRAL_CONFIG,
        CONF_HEATING_FAILURE_THRESHOLD,
        CONF_COOLING_FAILURE_THRESHOLD,
        CONF_HEATING_FAILURE_DETECTION_DELAY,
        CONF_TEMPERATURE_CHANGE_TOLERANCE,
        CONF_FAILURE_DETECTION_ENABLE_TEMPLATE,
        CONF_REPAIR_INCORRECT_STATE,
    ]
    + CONF_PRESETS_VALUES
    + CONF_PRESETS_AWAY_VALUES
    + CONF_PRESETS_WITH_AC_VALUES
    + CONF_PRESETS_AWAY_WITH_AC_VALUES,
)

CONF_FUNCTIONS = [
    PROPORTIONAL_FUNCTION_TPI,
]

CONF_AUTO_REGULATION_MODES = [
    CONF_AUTO_REGULATION_NONE,
    CONF_AUTO_REGULATION_VALVE,
    CONF_AUTO_REGULATION_LIGHT,
    CONF_AUTO_REGULATION_MEDIUM,
    CONF_AUTO_REGULATION_STRONG,
    CONF_AUTO_REGULATION_SLOW,
    CONF_AUTO_REGULATION_EXPERT,
]

CONF_THERMOSTAT_TYPES = [
    CONF_THERMOSTAT_CENTRAL_CONFIG,
    CONF_THERMOSTAT_SWITCH,
    CONF_THERMOSTAT_CLIMATE,
    CONF_THERMOSTAT_VALVE,
]

CONF_AUTO_FAN_MODES = [
    CONF_AUTO_FAN_NONE,
    CONF_AUTO_FAN_LOW,
    CONF_AUTO_FAN_MEDIUM,
    CONF_AUTO_FAN_HIGH,
    CONF_AUTO_FAN_TURBO,
]

CONF_WINDOW_TURN_OFF = "window_turn_off"
CONF_WINDOW_FAN_ONLY = "window_fan_only"
CONF_WINDOW_FROST_TEMP = "window_frost_temp"
CONF_WINDOW_ECO_TEMP = "window_eco_temp"

CONF_WINDOW_ACTIONS = [
    CONF_WINDOW_TURN_OFF,
    CONF_WINDOW_FAN_ONLY,
    CONF_WINDOW_FROST_TEMP,
    CONF_WINDOW_ECO_TEMP,
]

SUPPORT_FLAGS = (
    ClimateEntityFeature.TARGET_TEMPERATURE
    | ClimateEntityFeature.TURN_OFF
    | ClimateEntityFeature.TURN_ON
)

SERVICE_SET_PRESENCE = "set_presence"
SERVICE_SET_SAFETY = "set_safety"
SERVICE_SET_WINDOW_BYPASS = "set_window_bypass"
SERVICE_SET_AUTO_REGULATION_MODE = "set_auto_regulation_mode"
SERVICE_SET_AUTO_FAN_MODE = "set_auto_fan_mode"
SERVICE_SET_HVAC_MODE_SLEEP = "set_hvac_mode_sleep"
SERVICE_LOCK = "lock"
SERVICE_UNLOCK = "unlock"
SERVICE_SET_TPI_PARAMETERS = "set_tpi_parameters"
SERVICE_SET_AUTO_TPI_MODE = "set_auto_tpi_mode"
SERVICE_AUTO_TPI_CALIBRATE_CAPACITY = "auto_tpi_calibrate_capacity"
AUTO_TPI_EVENT = "versatile_thermostat_auto_tpi_event"
SERVICE_SET_TIMED_PRESET = "set_timed_preset"
SERVICE_CANCEL_TIMED_PRESET = "cancel_timed_preset"
SERVICE_RECALIBRATE_VALVES = "recalibrate_valves"
SERVICE_DOWNLOAD_LOGS = "download_logs"

DEFAULT_SAFETY_MIN_ON_PERCENT = 0.5
DEFAULT_SAFETY_DEFAULT_ON_PERCENT = 0.1

# Repair incorrect state defaults
DEFAULT_REPAIR_INCORRECT_STATE = False
REPAIR_MAX_ATTEMPTS = 5
REPAIR_MIN_DELAY_AFTER_INIT_SEC = 30

# Central boiler keep-alive defaults
DEFAULT_KEEP_ALIVE_BOILER_DELAY_SEC = 0

# Heating failure detection defaults
DEFAULT_HEATING_FAILURE_THRESHOLD = 0.9  # 90%
DEFAULT_COOLING_FAILURE_THRESHOLD = 0.0  # 0%
DEFAULT_HEATING_FAILURE_DETECTION_DELAY = 15  # 15 minutes
DEFAULT_TEMPERATURE_CHANGE_TOLERANCE = 0.5  # 0.5°C

ATTR_TOTAL_ENERGY = "total_energy"
ATTR_MEAN_POWER_CYCLE = "mean_cycle_power"

AUTO_FAN_DTEMP_THRESHOLD = 2
AUTO_FAN_DEACTIVATED_MODES = ["mute", "quiet", "low", "quiet", "1", "auto"]

CENTRAL_CONFIG_NAME = "Central configuration"

CENTRAL_MODE_AUTO = "Auto"
CENTRAL_MODE_STOPPED = "Stopped"
CENTRAL_MODE_HEAT_ONLY = "Heat only"
CENTRAL_MODE_COOL_ONLY = "Cool only"
CENTRAL_MODE_FROST_PROTECTION = "Frost protection"
CENTRAL_MODES = [
    CENTRAL_MODE_AUTO,
    CENTRAL_MODE_STOPPED,
    CENTRAL_MODE_HEAT_ONLY,
    CENTRAL_MODE_COOL_ONLY,
    CENTRAL_MODE_FROST_PROTECTION,
]

ATTR_CURRENT_STATE = "current_state"
ATTR_REQUESTED_STATE = "requested_state"

MSG_OVERPOWERING_DETECTED = "overpowering_detected"
MSG_SAFETY_DETECTED = "safety_detected"
MSG_TARGET_TEMP_WINDOW_ECO = "target_temp_window_eco"
MSG_TARGET_TEMP_WINDOW_FROST = "target_temp_window_frost"
MSG_TARGET_TEMP_POWER = "target_temp_power"
MSG_TARGET_TEMP_CENTRAL_MODE = "target_temp_central_mode"
MSG_TARGET_TEMP_ACTIVITY_DETECTED = "target_temp_activity_detected"
MSG_TARGET_TEMP_ACTIVITY_NOT_DETECTED = "target_temp_activity_not_detected"
MSG_TARGET_TEMP_ABSENCE_DETECTED = "target_temp_absence_detected"
MSG_TARGET_TEMP_TIMED_PRESET = "target_temp_timed_preset"
MSG_NOT_INITIALIZED = "not_initialized"

#  A special regulation parameter suggested by @Maia here: https://github.com/jmcollin78/versatile_thermostat/discussions/154
class RegulationParamSlow:
    """Light parameters for slow latency regulation"""

    kp: float = (
        0.2  # 20% of the current internal regulation offset are caused by the current difference of target temperature and room temperature
    )
    ki: float = (
        0.8 / 288.0
    )  # 80% of the current internal regulation offset are caused by the average offset of the past 24 hours
    k_ext: float = (
        1.0 / 25.0
    )  # this will add 1°C to the offset when it's 25°C colder outdoor than indoor
    offset_max: float = 2.0  # limit to a final offset of -2°C to +2°C
    accumulated_error_threshold: float = (
        2.0 * 288
    )  # this allows up to 2°C long term offset in both directions
    overheat_protection: bool = True

class RegulationParamLight:
    """Light parameters for regulation"""

    kp: float = 0.2
    ki: float = 0.05
    k_ext: float = 0.05
    offset_max: float = 1.5
    accumulated_error_threshold: float = 10
    overheat_protection: bool = True


class RegulationParamMedium:
    """Light parameters for regulation"""

    kp: float = 0.3
    ki: float = 0.05
    k_ext: float = 0.1
    offset_max: float = 2
    accumulated_error_threshold: float = 20
    overheat_protection: bool = True


class RegulationParamStrong:
    """Strong parameters for regulation
    A set of parameters which doesn't take into account the external temp
    and concentrate to internal temp error + accumulated error.
    This should work for cold external conditions which else generates
    high external_offset"""

    kp: float = 0.4
    ki: float = 0.08
    k_ext: float = 0.0
    offset_max: float = 5
    accumulated_error_threshold: float = 50
    overheat_protection: bool = True


# Not used now
class RegulationParamVeryStrong:
    """Strong parameters for regulation"""

    kp: float = 0.6
    ki: float = 0.1
    k_ext: float = 0.2
    offset_max: float = 8
    accumulated_error_threshold: float = 80
    overheat_protection: bool = True

def send_vtherm_event(hass, event_type: EventType, entity, data: dict):
    """Send an event"""
    _LOGGER.info("%s - Sending event %s with data: %s", entity, event_type, data)
    data["entity_id"] = entity.entity_id
    data["name"] = entity.name
    data["state_attributes"] = entity.state_attributes
    hass.bus.fire(event_type.value, data)


def get_safe_float(hass, entity_id: str):
    """Get a safe float state value for an entity.
    Return None if entity is not available"""
    if entity_id is None or not (state := hass.states.get(entity_id)) or state.state in [None, "None", STATE_UNAVAILABLE, STATE_UNKNOWN]:
        return None
    return get_safe_float_value(state.state)


def get_safe_float_value(value):
    """Get a safe float value.
    Return None if value is not a valid float"""
    try:
        float_val = float(value)
        return None if math.isinf(float_val) or not math.isfinite(float_val) else float_val
    except (ValueError, TypeError):
        return None


class UnknownEntity(HomeAssistantError):
    """Error to indicate there is an unknown entity_id given."""


class WindowOpenDetectionMethod(HomeAssistantError):
    """Error to indicate there is an error in the window open detection method given."""


class NoCentralConfig(HomeAssistantError):
    """Error to indicate that we try to use a central configuration but no VTherm of type CENTRAL CONFIGURATION has been found"""


class ServiceConfigurationError(HomeAssistantError):
    """Error in the service configuration to control the central boiler"""


class ConfigurationNotCompleteError(HomeAssistantError):
    """Error the configuration is not complete"""


class ValveRegulationNbEntitiesIncorrect(HomeAssistantError):
    """Error to indicate there is an error in the configuration of the TRV with valve regulation.
    The number of specific entities is incorrect."""


class SyncDeviceInternalTempNbEntitiesIncorrect(HomeAssistantError):
    """Error to indicate there is an error in the configuration of the TRV with synchronize device internal temperature.
    The number of specific entities is incorrect."""


class ValveRegulationMinOpeningDegreesIncorrect(HomeAssistantError):
    """Error to indicate that the minimal opening degrees is not a list of int separated by coma"""


class ValveRegulationMaxOpeningDegreesIncorrect(HomeAssistantError):
    """Error to indicate that the maximal opening degrees is not a list of int separated by coma"""


class ValveRegulationMinMaxOpeningDegreesIncorrect(HomeAssistantError):
    """Error to indicate that max_opening_degrees must be greater than min_opening_degrees for each underlying"""


class VirtualSwitchConfigurationIncorrect(HomeAssistantError):
    """Error when a virtual switch is not configured correctly"""


class LockCodeIncorrect(HomeAssistantError):
    """Error when a lock code is not configured correctly"""


class overrides:  # pylint: disable=invalid-name
    """An annotation to inform overrides"""

    def __init__(self, func):
        self.func = func

    def __get__(self, instance, owner):
        return self.func.__get__(instance, owner)

    def __call__(self, *args, **kwargs):
        raise RuntimeError(f"Method {self.func.__name__} should have been overridden")