# -*- coding: utf-8 -*-
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#  $Id: svn_id $
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#  Asyncio implementation of YCarbonDioxide
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"""
Yoctopuce library: Asyncio implementation of YCarbonDioxide
version: PATCH_WITH_VERSION
requires: yocto_api_aio
"""
from __future__ import annotations

import sys

# On MicroPython, code below will be wiped out at compile time
if sys.implementation.name != "micropython":
    # In CPython, enable edit-time type checking, including Final declaration
    from typing import Any, Union, Final
    from collections.abc import Callable, Awaitable
    const = lambda obj: obj
    _IS_MICROPYTHON = False
else:
    # In our micropython VM, common generic types are global built-ins
    # Others such as TypeVar should be avoided when using micropython,
    # as they produce overhead in runtime code
    # Final is translated into const() expressions before compilation
    _IS_MICROPYTHON: Final[bool] = True # noqa

from .yocto_api_aio import (
    YAPIContext, YAPI, YAPI_Exception, HwId, hwid2str, YFunction, YSensor, YMeasure
)

# --- (YCarbonDioxide class start)
if not _IS_MICROPYTHON:
    # For CPython, use strongly typed callback types
    try:
        YCarbonDioxideValueCallback = Union[Callable[['YCarbonDioxide', str], Any], None]
        YCarbonDioxideTimedReportCallback = Union[Callable[['YCarbonDioxide', YMeasure], Any], None]
    except TypeError:
        YCarbonDioxideValueCallback = Union[Callable, Awaitable]
        YCarbonDioxideTimedReportCallback = Union[Callable, Awaitable]

# noinspection PyProtectedMember
class YCarbonDioxide(YSensor):
    """
    The YCarbonDioxide class allows you to read and configure Yoctopuce CO2 sensors.
    It inherits from YSensor class the core functions to read measures,
    to register callback functions, and to access the autonomous datalogger.
    This class adds the ability to perform manual calibration if required.

    """
    # --- (end of YCarbonDioxide class start)
    if not _IS_MICROPYTHON:
        # --- (YCarbonDioxide return codes)
        ABCPERIOD_INVALID: Final[int] = YAPI.INVALID_UINT
        COMMAND_INVALID: Final[str] = YAPI.INVALID_STRING
        # --- (end of YCarbonDioxide return codes)

    # --- (YCarbonDioxide attributes declaration)
    _abcPeriod: int
    _command: str
    _valueCallback: YCarbonDioxideValueCallback
    _timedReportCallback: YCarbonDioxideTimedReportCallback
    # --- (end of YCarbonDioxide attributes declaration)


    def __init__(self, yctx: YAPIContext, func: str):
        super().__init__(yctx, func)
        self._className = 'CarbonDioxide'
        # --- (YCarbonDioxide constructor)
        self._abcPeriod = YCarbonDioxide.ABCPERIOD_INVALID
        self._command = YCarbonDioxide.COMMAND_INVALID
        # --- (end of YCarbonDioxide constructor)

    # --- (YCarbonDioxide implementation)

    @staticmethod
    def FirstCarbonDioxide() -> Union[YCarbonDioxide, None]:
        """
        Starts the enumeration of CO2 sensors currently accessible.
        Use the method YCarbonDioxide.nextCarbonDioxide() to iterate on
        next CO2 sensors.

        @return a pointer to a YCarbonDioxide object, corresponding to
                the first CO2 sensor currently online, or a None pointer
                if there are none.
        """
        next_hwid: Union[HwId, None] = YAPI._yHash.getFirstHardwareId('CarbonDioxide')
        if not next_hwid:
            return None
        return YCarbonDioxide.FindCarbonDioxide(hwid2str(next_hwid))

    @staticmethod
    def FirstCarbonDioxideInContext(yctx: YAPIContext) -> Union[YCarbonDioxide, None]:
        """
        Starts the enumeration of CO2 sensors currently accessible.
        Use the method YCarbonDioxide.nextCarbonDioxide() to iterate on
        next CO2 sensors.

        @param yctx : a YAPI context.

        @return a pointer to a YCarbonDioxide object, corresponding to
                the first CO2 sensor currently online, or a None pointer
                if there are none.
        """
        next_hwid: Union[HwId, None] = yctx._yHash.getFirstHardwareId('CarbonDioxide')
        if not next_hwid:
            return None
        return YCarbonDioxide.FindCarbonDioxideInContext(yctx, hwid2str(next_hwid))

    def nextCarbonDioxide(self):
        """
        Continues the enumeration of CO2 sensors started using yFirstCarbonDioxide().
        Caution: You can't make any assumption about the returned CO2 sensors order.
        If you want to find a specific a CO2 sensor, use CarbonDioxide.findCarbonDioxide()
        and a hardwareID or a logical name.

        @return a pointer to a YCarbonDioxide object, corresponding to
                a CO2 sensor currently online, or a None pointer
                if there are no more CO2 sensors to enumerate.
        """
        next_hwid: Union[HwId, None] = None
        try:
            hwid: HwId = self._yapi._yHash.resolveHwID(self._className, self._func)
            next_hwid = self._yapi._yHash.getNextHardwareId(self._className, hwid)
        except YAPI_Exception:
            pass
        if not next_hwid:
            return None
        return YCarbonDioxide.FindCarbonDioxideInContext(self._yapi, hwid2str(next_hwid))

    def _parseAttr(self, json_val: dict) -> None:
        if 'abcPeriod' in json_val:
            self._abcPeriod = json_val["abcPeriod"]
        if 'command' in json_val:
            self._command = json_val["command"]
        super()._parseAttr(json_val)

    async def get_abcPeriod(self) -> int:
        """
        Returns the Automatic Baseline Calibration period, in hours. A negative value
        means that automatic baseline calibration is disabled.

        @return an integer corresponding to the Automatic Baseline Calibration period, in hours

        On failure, throws an exception or returns YCarbonDioxide.ABCPERIOD_INVALID.
        """
        res: int
        if self._cacheExpiration <= YAPI.GetTickCount():
            if await self.load(self._yapi.GetCacheValidity()) != YAPI.SUCCESS:
                return YCarbonDioxide.ABCPERIOD_INVALID
        res = self._abcPeriod
        return res

    async def set_abcPeriod(self, newval: int) -> int:
        """
        Changes Automatic Baseline Calibration period, in hours. If you need
        to disable automatic baseline calibration (for instance when using the
        sensor in an environment that is constantly above 400 ppm CO2), set the
        period to -1. For the Yocto-CO2-V2, the only possible values are 24 and -1.
        Remember to call the saveToFlash() method of the
        module if the modification must be kept.

        @param newval : an integer corresponding to Automatic Baseline Calibration period, in hours

        @return YAPI.SUCCESS if the call succeeds.

        On failure, throws an exception or returns a negative error code.
        """
        rest_val = str(newval)
        return await self._setAttr("abcPeriod", rest_val)

    async def get_command(self) -> str:
        res: str
        if self._cacheExpiration <= YAPI.GetTickCount():
            if await self.load(self._yapi.GetCacheValidity()) != YAPI.SUCCESS:
                return YCarbonDioxide.COMMAND_INVALID
        res = self._command
        return res

    async def set_command(self, newval: str) -> int:
        rest_val = newval
        return await self._setAttr("command", rest_val)

    @staticmethod
    def FindCarbonDioxide(func: str) -> YCarbonDioxide:
        """
        Retrieves a CO2 sensor for a given identifier.
        The identifier can be specified using several formats:

        - FunctionLogicalName
        - ModuleSerialNumber.FunctionIdentifier
        - ModuleSerialNumber.FunctionLogicalName
        - ModuleLogicalName.FunctionIdentifier
        - ModuleLogicalName.FunctionLogicalName


        This function does not require that the CO2 sensor is online at the time
        it is invoked. The returned object is nevertheless valid.
        Use the method YCarbonDioxide.isOnline() to test if the CO2 sensor is
        indeed online at a given time. In case of ambiguity when looking for
        a CO2 sensor by logical name, no error is notified: the first instance
        found is returned. The search is performed first by hardware name,
        then by logical name.

        If a call to this object's is_online() method returns FALSE although
        you are certain that the matching device is plugged, make sure that you did
        call registerHub() at application initialization time.

        @param func : a string that uniquely characterizes the CO2 sensor, for instance
                YCO2MK02.carbonDioxide.

        @return a YCarbonDioxide object allowing you to drive the CO2 sensor.
        """
        obj: Union[YCarbonDioxide, None]
        obj = YFunction._FindFromCache("CarbonDioxide", func)
        if obj is None:
            obj = YCarbonDioxide(YAPI, func)
            YFunction._AddToCache("CarbonDioxide", func, obj)
        return obj

    @staticmethod
    def FindCarbonDioxideInContext(yctx: YAPIContext, func: str) -> YCarbonDioxide:
        """
        Retrieves a CO2 sensor for a given identifier in a YAPI context.
        The identifier can be specified using several formats:

        - FunctionLogicalName
        - ModuleSerialNumber.FunctionIdentifier
        - ModuleSerialNumber.FunctionLogicalName
        - ModuleLogicalName.FunctionIdentifier
        - ModuleLogicalName.FunctionLogicalName


        This function does not require that the CO2 sensor is online at the time
        it is invoked. The returned object is nevertheless valid.
        Use the method YCarbonDioxide.isOnline() to test if the CO2 sensor is
        indeed online at a given time. In case of ambiguity when looking for
        a CO2 sensor by logical name, no error is notified: the first instance
        found is returned. The search is performed first by hardware name,
        then by logical name.

        @param yctx : a YAPI context
        @param func : a string that uniquely characterizes the CO2 sensor, for instance
                YCO2MK02.carbonDioxide.

        @return a YCarbonDioxide object allowing you to drive the CO2 sensor.
        """
        obj: Union[YCarbonDioxide, None]
        obj = YFunction._FindFromCacheInContext(yctx, "CarbonDioxide", func)
        if obj is None:
            obj = YCarbonDioxide(yctx, func)
            YFunction._AddToCache("CarbonDioxide", func, obj)
        return obj

    if not _IS_MICROPYTHON:
        async def registerValueCallback(self, callback: YCarbonDioxideValueCallback) -> int:
            """
            Registers the callback function that is invoked on every change of advertised value.
            The callback is invoked only during the execution of ySleep or yHandleEvents.
            This provides control over the time when the callback is triggered. For good responsiveness, remember to call
            one of these two functions periodically. To unregister a callback, pass a None pointer as argument.

            @param callback : the callback function to call, or a None pointer. The callback function should take two
                    arguments: the function object of which the value has changed, and the character string describing
                    the new advertised value.
            @noreturn
            """
            return await super().registerValueCallback(callback)

    if not _IS_MICROPYTHON:
        async def registerTimedReportCallback(self, callback: YCarbonDioxideTimedReportCallback) -> int:
            """
            Registers the callback function that is invoked on every periodic timed notification.
            The callback is invoked only during the execution of ySleep or yHandleEvents.
            This provides control over the time when the callback is triggered. For good responsiveness, remember to call
            one of these two functions periodically. To unregister a callback, pass a None pointer as argument.

            @param callback : the callback function to call, or a None pointer. The callback function should take two
                    arguments: the function object of which the value has changed, and an YMeasure object describing
                    the new advertised value.
            @noreturn
            """
            return await super().registerTimedReportCallback(callback)

    async def triggerForcedCalibration(self, refVal: float) -> int:
        """
        Triggers a forced calibration of the sensor at a given CO2 level, specified
        between 400ppm and 2000ppm. Before invoking this command, the sensor must
        have been maintained within the specified CO2 density during at least two
        minutes.

        @param refVal : reference CO2 density for the calibration

        @return YAPI.SUCCESS if the call succeeds.

        On failure, throws an exception or returns a negative error code.
        """
        return await self.set_command("F%dC" % (int(round(1000*refVal))))

    async def triggerBaselineCalibration(self) -> int:
        """
        Triggers a baseline calibration at standard CO2 ambiant level (400ppm).
        It is normally not necessary to manually calibrate the sensor, because
        the built-in automatic baseline calibration procedure will automatically
        fix any long-term drift based on the lowest level of CO2 observed over the
        automatic calibration period. However, if automatic baseline calibration
        is disabled, you may want to manually trigger a calibration from time to
        time. Before starting a baseline calibration, make sure to put the sensor
        in a standard environment (e.g. outside in fresh air) at around 400 ppm
        for at least two minutes.

        @return YAPI.SUCCESS if the call succeeds.

        On failure, throws an exception or returns a negative error code.
        """
        return await self.set_command("BC")

    async def triggetBaselineCalibration(self) -> int:
        return await self.triggerBaselineCalibration()

    async def triggerZeroCalibration(self) -> int:
        """
        Triggers a zero calibration of the sensor on carbon dioxide-free air -
        for use with first generation Yocto-CO2 only.
        It is normally not necessary to manually calibrate the sensor, because
        the built-in automatic baseline calibration procedure will automatically
        fix any long-term drift based on the lowest level of CO2 observed over the
        automatic calibration period. However, if you disable automatic baseline
        calibration, you may want to manually trigger a calibration from time to
        time. Before starting a zero calibration, you should circulate carbon
        dioxide-free air within the sensor for a minute or two, using a small pipe
        connected to the sensor. Please contact support@yoctopuce.com for more details
        on the zero calibration procedure.

        @return YAPI.SUCCESS if the call succeeds.

        On failure, throws an exception or returns a negative error code.
        """
        return await self.set_command("ZC")

    async def triggetZeroCalibration(self) -> int:
        return await self.triggerZeroCalibration()

    # --- (end of YCarbonDioxide implementation)

