#
# This file is part of the PyMeasure package.
#
# Copyright (c) 2013-2024 PyMeasure Developers
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
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# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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# THE SOFTWARE.
#


import logging

from pymeasure.instruments import Instrument, SCPIUnknownMixin
from pymeasure.instruments.validators import truncated_range

from pymeasure.adapters import VISAAdapter

log = logging.getLogger(__name__)
log.addHandler(logging.NullHandler())


class KeysightN5767A(SCPIUnknownMixin, Instrument):
    """ Represents the Keysight N5767A Power supply
    interface for interacting with the instrument.
    """
    ###############
    # Current (A) #
    ###############
    current_range = Instrument.control(
        ":CURR?", ":CURR %g",
        """Control the DC current range in
        Amps, which can take values from 0 to 25 A.
        Auto-range is disabled when this property is set. (float)""",
        validator=truncated_range,
        values=[0, 25],
    )

    current = Instrument.measurement(":MEAS:CURR?",
                                     """ Get current in Amps. """
                                     )

    ###############
    # Voltage (V) #
    ###############
    voltage_range = Instrument.control(
        ":VOLT?", ":VOLT %g V",
        """ Control the DC voltage range in
        Volts, which can take values from 0 to 60 V.
        Auto-range is disabled when this property is set. """,
        validator=truncated_range,
        values=[0, 60]
    )

    voltage = Instrument.measurement("MEAS:VOLT?",
                                     """ Get a DC voltage measurement in Volts. """
                                     )

    #################
    # _status (0/1) #
    #################
    _status = Instrument.measurement(":OUTP?",
                                     """ Get power supply current output status. """,
                                     )

    def enable(self):
        """ Enables the flow of current.
        """
        self.write(":OUTP 1")

    def disable(self):
        """ Disables the flow of current.
        """
        self.write(":OUTP 0")

    def is_enabled(self):
        """ Returns True if the current supply is enabled.
        """
        return bool(self._status)

    def __init__(self, adapter, name="Keysight N5767A power supply", **kwargs):
        super().__init__(
            adapter, name, **kwargs
        )
        # Set up data transfer format
        if isinstance(self.adapter, VISAAdapter):
            self.adapter.config(
                is_binary=False,
                datatype='float32',
                converter='f',
                separator=','
            )