# Copyright (c) 2021 - present / Neuralmagic, Inc. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#    http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

import os
from typing import Optional, Union


def parse_device(
    ctx,
    params,
    value: Optional[Union[str, int]],
) -> Optional[Union[str, int]]:
    """
    :param ctx: The click context
    :param params: The click params
    :param value: The device value to parse
    :return: The correct inferred device
    """
    try:
        return int(value)
    except (ValueError, TypeError):
        return value


def create_dir_callback(ctx, params, value: str):
    """
    Create and return directory if it doesn't exist.

    :param ctx: The click context
    :param params: The click params
    :param value: The value to create the directory from
    :returns: The directory path
    """
    os.makedirs(value, exist_ok=True)
    return value
