# Authors: The MNE-Python contributors.
# License: BSD-3-Clause
# Copyright the MNE-Python contributors.

"""Import KIT / NYU data to fif file.

Examples
--------
.. code-block:: console

    $ mne kit2fiff --input input.sqd --output output.fif

Use without arguments to invoke GUI:

.. code-block:: console

    $ mne kt2fiff

"""

import sys

import mne
from mne.io import read_raw_kit


def run():
    """Run command."""
    from mne.commands.utils import get_optparser

    parser = get_optparser(__file__)

    parser.add_option(
        "--input", dest="input_fname", help="Input data file name", metavar="filename"
    )
    parser.add_option(
        "--mrk", dest="mrk_fname", help="MEG Marker file name", metavar="filename"
    )
    parser.add_option(
        "--elp", dest="elp_fname", help="Headshape points file name", metavar="filename"
    )
    parser.add_option(
        "--hsp", dest="hsp_fname", help="Headshape file name", metavar="filename"
    )
    parser.add_option(
        "--stim",
        dest="stim",
        help="Colon Separated Stimulus Trigger Channels",
        metavar="chs",
    )
    parser.add_option("--slope", dest="slope", help="Slope direction", metavar="slope")
    parser.add_option(
        "--stimthresh",
        dest="stimthresh",
        default=1,
        help="Threshold value for trigger channels",
        metavar="value",
    )
    parser.add_option(
        "--output",
        dest="out_fname",
        help="Name of the resulting fiff file",
        metavar="filename",
    )
    parser.add_option(
        "--debug",
        dest="debug",
        action="store_true",
        default=False,
        help="Set logging level for terminal output to debug",
    )

    options, args = parser.parse_args()

    if options.debug:
        mne.set_log_level("debug")

    input_fname = options.input_fname
    if input_fname is None:
        try:
            from mne_kit_gui import kit2fiff  # noqa
        except ImportError:
            raise ImportError(
                "The mne-kit-gui package is required, install it using conda or pip"
            ) from None
        kit2fiff()
        sys.exit(0)

    hsp_fname = options.hsp_fname
    elp_fname = options.elp_fname
    mrk_fname = options.mrk_fname
    stim = options.stim
    slope = options.slope
    stimthresh = options.stimthresh
    out_fname = options.out_fname

    if isinstance(stim, str):
        stim = map(int, stim.split(":"))

    raw = read_raw_kit(
        input_fname=input_fname,
        mrk=mrk_fname,
        elp=elp_fname,
        hsp=hsp_fname,
        stim=stim,
        slope=slope,
        stimthresh=stimthresh,
    )

    raw.save(out_fname)
    raw.close()


mne.utils.run_command_if_main()