"""Support for Wink locks."""
import pywink
import voluptuous as vol

from homeassistant.components.lock import LockEntity
from homeassistant.const import (
    ATTR_CODE,
    ATTR_ENTITY_ID,
    ATTR_MODE,
    ATTR_NAME,
    STATE_UNKNOWN,
)
import homeassistant.helpers.config_validation as cv

from . import DOMAIN, WinkDevice

SERVICE_SET_VACATION_MODE = "set_lock_vacation_mode"
SERVICE_SET_ALARM_MODE = "set_lock_alarm_mode"
SERVICE_SET_ALARM_SENSITIVITY = "set_lock_alarm_sensitivity"
SERVICE_SET_ALARM_STATE = "set_lock_alarm_state"
SERVICE_SET_BEEPER_STATE = "set_lock_beeper_state"
SERVICE_ADD_KEY = "add_new_lock_key_code"

ATTR_ENABLED = "enabled"
ATTR_SENSITIVITY = "sensitivity"

ALARM_SENSITIVITY_MAP = {
    "low": 0.2,
    "medium_low": 0.4,
    "medium": 0.6,
    "medium_high": 0.8,
    "high": 1.0,
}

ALARM_MODES_MAP = {
    "activity": "alert",
    "forced_entry": "forced_entry",
    "tamper": "tamper",
}

SET_ENABLED_SCHEMA = vol.Schema(
    {vol.Optional(ATTR_ENTITY_ID): cv.entity_ids, vol.Required(ATTR_ENABLED): cv.string}
)

SET_SENSITIVITY_SCHEMA = vol.Schema(
    {
        vol.Optional(ATTR_ENTITY_ID): cv.entity_ids,
        vol.Required(ATTR_SENSITIVITY): vol.In(ALARM_SENSITIVITY_MAP),
    }
)

SET_ALARM_MODES_SCHEMA = vol.Schema(
    {
        vol.Optional(ATTR_ENTITY_ID): cv.entity_ids,
        vol.Required(ATTR_MODE): vol.In(ALARM_MODES_MAP),
    }
)

ADD_KEY_SCHEMA = vol.Schema(
    {
        vol.Optional(ATTR_ENTITY_ID): cv.entity_ids,
        vol.Required(ATTR_NAME): cv.string,
        vol.Required(ATTR_CODE): cv.positive_int,
    }
)


def setup_platform(hass, config, add_entities, discovery_info=None):
    """Set up the Wink platform."""

    for lock in pywink.get_locks():
        _id = lock.object_id() + lock.name()
        if _id not in hass.data[DOMAIN]["unique_ids"]:
            add_entities([WinkLockDevice(lock, hass)])

    def service_handle(service):
        """Handle for services."""
        entity_ids = service.data.get("entity_id")
        all_locks = hass.data[DOMAIN]["entities"]["lock"]
        locks_to_set = []
        if entity_ids is None:
            locks_to_set = all_locks
        else:
            for lock in all_locks:
                if lock.entity_id in entity_ids:
                    locks_to_set.append(lock)

        for lock in locks_to_set:
            if service.service == SERVICE_SET_VACATION_MODE:
                lock.set_vacation_mode(service.data.get(ATTR_ENABLED))
            elif service.service == SERVICE_SET_ALARM_STATE:
                lock.set_alarm_state(service.data.get(ATTR_ENABLED))
            elif service.service == SERVICE_SET_BEEPER_STATE:
                lock.set_beeper_state(service.data.get(ATTR_ENABLED))
            elif service.service == SERVICE_SET_ALARM_MODE:
                lock.set_alarm_mode(service.data.get(ATTR_MODE))
            elif service.service == SERVICE_SET_ALARM_SENSITIVITY:
                lock.set_alarm_sensitivity(service.data.get(ATTR_SENSITIVITY))
            elif service.service == SERVICE_ADD_KEY:
                name = service.data.get(ATTR_NAME)
                code = service.data.get(ATTR_CODE)
                lock.add_new_key(code, name)

    hass.services.register(
        DOMAIN, SERVICE_SET_VACATION_MODE, service_handle, schema=SET_ENABLED_SCHEMA
    )

    hass.services.register(
        DOMAIN, SERVICE_SET_ALARM_STATE, service_handle, schema=SET_ENABLED_SCHEMA
    )

    hass.services.register(
        DOMAIN, SERVICE_SET_BEEPER_STATE, service_handle, schema=SET_ENABLED_SCHEMA
    )

    hass.services.register(
        DOMAIN, SERVICE_SET_ALARM_MODE, service_handle, schema=SET_ALARM_MODES_SCHEMA
    )

    hass.services.register(
        DOMAIN,
        SERVICE_SET_ALARM_SENSITIVITY,
        service_handle,
        schema=SET_SENSITIVITY_SCHEMA,
    )

    hass.services.register(
        DOMAIN, SERVICE_ADD_KEY, service_handle, schema=ADD_KEY_SCHEMA
    )


class WinkLockDevice(WinkDevice, LockEntity):
    """Representation of a Wink lock."""

    async def async_added_to_hass(self):
        """Call when entity is added to hass."""
        self.hass.data[DOMAIN]["entities"]["lock"].append(self)

    @property
    def is_locked(self):
        """Return true if device is locked."""
        return self.wink.state()

    def lock(self, **kwargs):
        """Lock the device."""
        self.wink.set_state(True)

    def unlock(self, **kwargs):
        """Unlock the device."""
        self.wink.set_state(False)

    def set_alarm_state(self, enabled):
        """Set lock's alarm state."""
        self.wink.set_alarm_state(enabled)

    def set_vacation_mode(self, enabled):
        """Set lock's vacation mode."""
        self.wink.set_vacation_mode(enabled)

    def set_beeper_state(self, enabled):
        """Set lock's beeper mode."""
        self.wink.set_beeper_mode(enabled)

    def add_new_key(self, code, name):
        """Add a new user key code."""
        self.wink.add_new_key(code, name)

    def set_alarm_sensitivity(self, sensitivity):
        """
        Set lock's alarm sensitivity.

        Valid sensitivities:
            0.2, 0.4, 0.6, 0.8, 1.0
        """
        self.wink.set_alarm_sensitivity(sensitivity)

    def set_alarm_mode(self, mode):
        """
        Set lock's alarm mode.

        Valid modes:
            alert - Beep when lock is locked or unlocked
            tamper - 15 sec alarm when lock is disturbed when locked
            forced_entry - 3 min alarm when significant force applied
                           to door when locked.
        """
        self.wink.set_alarm_mode(mode)

    @property
    def extra_state_attributes(self):
        """Return the state attributes."""
        super_attrs = super().extra_state_attributes
        sensitivity = dict_value_to_key(
            ALARM_SENSITIVITY_MAP, self.wink.alarm_sensitivity()
        )
        super_attrs["alarm_sensitivity"] = sensitivity
        super_attrs["vacation_mode"] = self.wink.vacation_mode_enabled()
        super_attrs["beeper_mode"] = self.wink.beeper_enabled()
        super_attrs["auto_lock"] = self.wink.auto_lock_enabled()
        alarm_mode = dict_value_to_key(ALARM_MODES_MAP, self.wink.alarm_mode())
        super_attrs["alarm_mode"] = alarm_mode
        super_attrs["alarm_enabled"] = self.wink.alarm_enabled()
        return super_attrs


def dict_value_to_key(dict_map, comp_value):
    """Return the key that has the provided value."""
    for key, value in dict_map.items():
        if value == comp_value:
            return key
    return STATE_UNKNOWN
