from platypush.message.event import Event


class LightStatusChangeEvent(Event):
    """
    Event triggered when the state of a lightbulb changes
    """

    def __init__(self, light_id=None, light_name=None, on=None, bri=None,
                 sat=None, hue=None, ct=None, *args, **kwargs):
        """
        :param light_id: Light ID that triggered the event
        :type light_id: int

        :param light_name: Light name that triggered the event
        :type light_name: str

        :param on: Set if the power state of the bulb changed
        :type on: bool

        :param bri: Set if the brightness state of the bulb changed
        :type bri: int

        :param sat: Set if the saturation state of the bulb changed
        :type sat: int

        :param hue: Set if the hue state of the bulb changed
        :type hue: int

        :param ct: Set if the color temperature state of the bulb changed
        :type ct: int
        """

        attrs = {}

        if light_id is not None:
            attrs['light_id'] = light_id
        if light_name is not None:
            attrs['light_name'] = light_name
        if on is not None:
            attrs['on'] = on
        if bri is not None:
            attrs['bri'] = bri
        if sat is not None:
            attrs['sat'] = sat
        if hue is not None:
            attrs['hue'] = hue
        if ct is not None:
            attrs['ct'] = ct

        super().__init__(*args, **attrs, **kwargs)


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