"""Support for HomematicIP Cloud devices."""
from __future__ import annotations

import logging
from pathlib import Path

from homematicip.aio.device import AsyncSwitchMeasuring
from homematicip.aio.group import AsyncHeatingGroup
from homematicip.aio.home import AsyncHome
from homematicip.base.helpers import handle_config
import voluptuous as vol

from homeassistant.const import ATTR_ENTITY_ID, ATTR_TEMPERATURE
from homeassistant.core import HomeAssistant, ServiceCall
import homeassistant.helpers.config_validation as cv
from homeassistant.helpers.config_validation import comp_entity_ids
from homeassistant.helpers.service import (
    async_register_admin_service,
    verify_domain_control,
)

from .const import DOMAIN as HMIPC_DOMAIN

_LOGGER = logging.getLogger(__name__)

ATTR_ACCESSPOINT_ID = "accesspoint_id"
ATTR_ANONYMIZE = "anonymize"
ATTR_CLIMATE_PROFILE_INDEX = "climate_profile_index"
ATTR_CONFIG_OUTPUT_FILE_PREFIX = "config_output_file_prefix"
ATTR_CONFIG_OUTPUT_PATH = "config_output_path"
ATTR_DURATION = "duration"
ATTR_ENDTIME = "endtime"

DEFAULT_CONFIG_FILE_PREFIX = "hmip-config"

SERVICE_ACTIVATE_ECO_MODE_WITH_DURATION = "activate_eco_mode_with_duration"
SERVICE_ACTIVATE_ECO_MODE_WITH_PERIOD = "activate_eco_mode_with_period"
SERVICE_ACTIVATE_VACATION = "activate_vacation"
SERVICE_DEACTIVATE_ECO_MODE = "deactivate_eco_mode"
SERVICE_DEACTIVATE_VACATION = "deactivate_vacation"
SERVICE_DUMP_HAP_CONFIG = "dump_hap_config"
SERVICE_RESET_ENERGY_COUNTER = "reset_energy_counter"
SERVICE_SET_ACTIVE_CLIMATE_PROFILE = "set_active_climate_profile"

HMIPC_SERVICES = [
    SERVICE_ACTIVATE_ECO_MODE_WITH_DURATION,
    SERVICE_ACTIVATE_ECO_MODE_WITH_PERIOD,
    SERVICE_ACTIVATE_VACATION,
    SERVICE_DEACTIVATE_ECO_MODE,
    SERVICE_DEACTIVATE_VACATION,
    SERVICE_DUMP_HAP_CONFIG,
    SERVICE_RESET_ENERGY_COUNTER,
    SERVICE_SET_ACTIVE_CLIMATE_PROFILE,
]

SCHEMA_ACTIVATE_ECO_MODE_WITH_DURATION = vol.Schema(
    {
        vol.Required(ATTR_DURATION): cv.positive_int,
        vol.Optional(ATTR_ACCESSPOINT_ID): vol.All(str, vol.Length(min=24, max=24)),
    }
)

SCHEMA_ACTIVATE_ECO_MODE_WITH_PERIOD = vol.Schema(
    {
        vol.Required(ATTR_ENDTIME): cv.datetime,
        vol.Optional(ATTR_ACCESSPOINT_ID): vol.All(str, vol.Length(min=24, max=24)),
    }
)

SCHEMA_ACTIVATE_VACATION = vol.Schema(
    {
        vol.Required(ATTR_ENDTIME): cv.datetime,
        vol.Required(ATTR_TEMPERATURE, default=18.0): vol.All(
            vol.Coerce(float), vol.Range(min=0, max=55)
        ),
        vol.Optional(ATTR_ACCESSPOINT_ID): vol.All(str, vol.Length(min=24, max=24)),
    }
)

SCHEMA_DEACTIVATE_ECO_MODE = vol.Schema(
    {vol.Optional(ATTR_ACCESSPOINT_ID): vol.All(str, vol.Length(min=24, max=24))}
)

SCHEMA_DEACTIVATE_VACATION = vol.Schema(
    {vol.Optional(ATTR_ACCESSPOINT_ID): vol.All(str, vol.Length(min=24, max=24))}
)

SCHEMA_SET_ACTIVE_CLIMATE_PROFILE = vol.Schema(
    {
        vol.Required(ATTR_ENTITY_ID): comp_entity_ids,
        vol.Required(ATTR_CLIMATE_PROFILE_INDEX): cv.positive_int,
    }
)

SCHEMA_DUMP_HAP_CONFIG = vol.Schema(
    {
        vol.Optional(ATTR_CONFIG_OUTPUT_PATH): cv.string,
        vol.Optional(
            ATTR_CONFIG_OUTPUT_FILE_PREFIX, default=DEFAULT_CONFIG_FILE_PREFIX
        ): cv.string,
        vol.Optional(ATTR_ANONYMIZE, default=True): cv.boolean,
    }
)

SCHEMA_RESET_ENERGY_COUNTER = vol.Schema(
    {vol.Required(ATTR_ENTITY_ID): comp_entity_ids}
)


async def async_setup_services(hass: HomeAssistant) -> None:
    """Set up the HomematicIP Cloud services."""

    if hass.services.async_services().get(HMIPC_DOMAIN):
        return

    @verify_domain_control(hass, HMIPC_DOMAIN)
    async def async_call_hmipc_service(service: ServiceCall):
        """Call correct HomematicIP Cloud service."""
        service_name = service.service

        if service_name == SERVICE_ACTIVATE_ECO_MODE_WITH_DURATION:
            await _async_activate_eco_mode_with_duration(hass, service)
        elif service_name == SERVICE_ACTIVATE_ECO_MODE_WITH_PERIOD:
            await _async_activate_eco_mode_with_period(hass, service)
        elif service_name == SERVICE_ACTIVATE_VACATION:
            await _async_activate_vacation(hass, service)
        elif service_name == SERVICE_DEACTIVATE_ECO_MODE:
            await _async_deactivate_eco_mode(hass, service)
        elif service_name == SERVICE_DEACTIVATE_VACATION:
            await _async_deactivate_vacation(hass, service)
        elif service_name == SERVICE_DUMP_HAP_CONFIG:
            await _async_dump_hap_config(hass, service)
        elif service_name == SERVICE_RESET_ENERGY_COUNTER:
            await _async_reset_energy_counter(hass, service)
        elif service_name == SERVICE_SET_ACTIVE_CLIMATE_PROFILE:
            await _set_active_climate_profile(hass, service)

    hass.services.async_register(
        domain=HMIPC_DOMAIN,
        service=SERVICE_ACTIVATE_ECO_MODE_WITH_DURATION,
        service_func=async_call_hmipc_service,
        schema=SCHEMA_ACTIVATE_ECO_MODE_WITH_DURATION,
    )

    hass.services.async_register(
        domain=HMIPC_DOMAIN,
        service=SERVICE_ACTIVATE_ECO_MODE_WITH_PERIOD,
        service_func=async_call_hmipc_service,
        schema=SCHEMA_ACTIVATE_ECO_MODE_WITH_PERIOD,
    )

    hass.services.async_register(
        domain=HMIPC_DOMAIN,
        service=SERVICE_ACTIVATE_VACATION,
        service_func=async_call_hmipc_service,
        schema=SCHEMA_ACTIVATE_VACATION,
    )

    hass.services.async_register(
        domain=HMIPC_DOMAIN,
        service=SERVICE_DEACTIVATE_ECO_MODE,
        service_func=async_call_hmipc_service,
        schema=SCHEMA_DEACTIVATE_ECO_MODE,
    )

    hass.services.async_register(
        domain=HMIPC_DOMAIN,
        service=SERVICE_DEACTIVATE_VACATION,
        service_func=async_call_hmipc_service,
        schema=SCHEMA_DEACTIVATE_VACATION,
    )

    hass.services.async_register(
        domain=HMIPC_DOMAIN,
        service=SERVICE_SET_ACTIVE_CLIMATE_PROFILE,
        service_func=async_call_hmipc_service,
        schema=SCHEMA_SET_ACTIVE_CLIMATE_PROFILE,
    )

    async_register_admin_service(
        hass=hass,
        domain=HMIPC_DOMAIN,
        service=SERVICE_DUMP_HAP_CONFIG,
        service_func=async_call_hmipc_service,
        schema=SCHEMA_DUMP_HAP_CONFIG,
    )

    async_register_admin_service(
        hass=hass,
        domain=HMIPC_DOMAIN,
        service=SERVICE_RESET_ENERGY_COUNTER,
        service_func=async_call_hmipc_service,
        schema=SCHEMA_RESET_ENERGY_COUNTER,
    )


async def async_unload_services(hass: HomeAssistant):
    """Unload HomematicIP Cloud services."""
    if hass.data[HMIPC_DOMAIN]:
        return

    for hmipc_service in HMIPC_SERVICES:
        hass.services.async_remove(domain=HMIPC_DOMAIN, service=hmipc_service)


async def _async_activate_eco_mode_with_duration(
    hass: HomeAssistant, service: ServiceCall
) -> None:
    """Service to activate eco mode with duration."""
    duration = service.data[ATTR_DURATION]
    hapid = service.data.get(ATTR_ACCESSPOINT_ID)

    if hapid:
        home = _get_home(hass, hapid)
        if home:
            await home.activate_absence_with_duration(duration)
    else:
        for hap in hass.data[HMIPC_DOMAIN].values():
            await hap.home.activate_absence_with_duration(duration)


async def _async_activate_eco_mode_with_period(
    hass: HomeAssistant, service: ServiceCall
) -> None:
    """Service to activate eco mode with period."""
    endtime = service.data[ATTR_ENDTIME]
    hapid = service.data.get(ATTR_ACCESSPOINT_ID)

    if hapid:
        home = _get_home(hass, hapid)
        if home:
            await home.activate_absence_with_period(endtime)
    else:
        for hap in hass.data[HMIPC_DOMAIN].values():
            await hap.home.activate_absence_with_period(endtime)


async def _async_activate_vacation(hass: HomeAssistant, service: ServiceCall) -> None:
    """Service to activate vacation."""
    endtime = service.data[ATTR_ENDTIME]
    temperature = service.data[ATTR_TEMPERATURE]
    hapid = service.data.get(ATTR_ACCESSPOINT_ID)

    if hapid:
        home = _get_home(hass, hapid)
        if home:
            await home.activate_vacation(endtime, temperature)
    else:
        for hap in hass.data[HMIPC_DOMAIN].values():
            await hap.home.activate_vacation(endtime, temperature)


async def _async_deactivate_eco_mode(hass: HomeAssistant, service: ServiceCall) -> None:
    """Service to deactivate eco mode."""
    hapid = service.data.get(ATTR_ACCESSPOINT_ID)

    if hapid:
        home = _get_home(hass, hapid)
        if home:
            await home.deactivate_absence()
    else:
        for hap in hass.data[HMIPC_DOMAIN].values():
            await hap.home.deactivate_absence()


async def _async_deactivate_vacation(hass: HomeAssistant, service: ServiceCall) -> None:
    """Service to deactivate vacation."""
    hapid = service.data.get(ATTR_ACCESSPOINT_ID)

    if hapid:
        home = _get_home(hass, hapid)
        if home:
            await home.deactivate_vacation()
    else:
        for hap in hass.data[HMIPC_DOMAIN].values():
            await hap.home.deactivate_vacation()


async def _set_active_climate_profile(
    hass: HomeAssistant, service: ServiceCall
) -> None:
    """Service to set the active climate profile."""
    entity_id_list = service.data[ATTR_ENTITY_ID]
    climate_profile_index = service.data[ATTR_CLIMATE_PROFILE_INDEX] - 1

    for hap in hass.data[HMIPC_DOMAIN].values():
        if entity_id_list != "all":
            for entity_id in entity_id_list:
                group = hap.hmip_device_by_entity_id.get(entity_id)
                if group and isinstance(group, AsyncHeatingGroup):
                    await group.set_active_profile(climate_profile_index)
        else:
            for group in hap.home.groups:
                if isinstance(group, AsyncHeatingGroup):
                    await group.set_active_profile(climate_profile_index)


async def _async_dump_hap_config(hass: HomeAssistant, service: ServiceCall) -> None:
    """Service to dump the configuration of a Homematic IP Access Point."""
    config_path = service.data.get(ATTR_CONFIG_OUTPUT_PATH) or hass.config.config_dir
    config_file_prefix = service.data[ATTR_CONFIG_OUTPUT_FILE_PREFIX]
    anonymize = service.data[ATTR_ANONYMIZE]

    for hap in hass.data[HMIPC_DOMAIN].values():
        hap_sgtin = hap.config_entry.unique_id

        if anonymize:
            hap_sgtin = hap_sgtin[-4:]

        file_name = f"{config_file_prefix}_{hap_sgtin}.json"
        path = Path(config_path)
        config_file = path / file_name

        json_state = await hap.home.download_configuration()
        json_state = handle_config(json_state, anonymize)

        config_file.write_text(json_state, encoding="utf8")


async def _async_reset_energy_counter(hass: HomeAssistant, service: ServiceCall):
    """Service to reset the energy counter."""
    entity_id_list = service.data[ATTR_ENTITY_ID]

    for hap in hass.data[HMIPC_DOMAIN].values():
        if entity_id_list != "all":
            for entity_id in entity_id_list:
                device = hap.hmip_device_by_entity_id.get(entity_id)
                if device and isinstance(device, AsyncSwitchMeasuring):
                    await device.reset_energy_counter()
        else:
            for device in hap.home.devices:
                if isinstance(device, AsyncSwitchMeasuring):
                    await device.reset_energy_counter()


def _get_home(hass: HomeAssistant, hapid: str) -> AsyncHome | None:
    """Return a HmIP home."""
    hap = hass.data[HMIPC_DOMAIN].get(hapid)
    if hap:
        return hap.home

    _LOGGER.info("No matching access point found for access point id %s", hapid)
    return None