#
# Licensed to the Apache Software Foundation (ASF) under one
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# to you 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
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import bz2
import gzip
import shutil
from tempfile import NamedTemporaryFile


def uncompress_file(input_file_name, file_extension, dest_dir):
    """Uncompress gz and bz2 files"""
    if file_extension.lower() not in ('.gz', '.bz2'):
        raise NotImplementedError(
            f"Received {file_extension} format. Only gz and bz2 files can currently be uncompressed."
        )
    if file_extension.lower() == '.gz':
        fmodule = gzip.GzipFile
    elif file_extension.lower() == '.bz2':
        fmodule = bz2.BZ2File
    with fmodule(input_file_name, mode='rb') as f_compressed, NamedTemporaryFile(
        dir=dest_dir, mode='wb', delete=False
    ) as f_uncompressed:
        shutil.copyfileobj(f_compressed, f_uncompressed)
    return f_uncompressed.name
