# Copyright (C) 2021 - 2022 Advanced Micro Devices, Inc. All rights reserved.
#
# 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:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
"""Git utilities."""

import subprocess


def clone(remote, repo):
    return subprocess.run(
        ['git', 'clone', '--recurse-submodules', remote,
         str(repo)],
        check=True)


def checkout(repo, commit):
    return subprocess.run(['git', 'checkout', str(commit)],
                          cwd=str(repo),
                          check=True)


def is_dirty(repo):
    p = subprocess.run(['git', 'diff-index', '--quiet', 'HEAD'],
                       check=False,
                       cwd=str(repo))
    return p.returncode != 0


def branch(repo):
    p = subprocess.run(['git', 'rev-parse', '--abbrev-ref', 'HEAD'],
                       cwd=str(repo),
                       stdout=subprocess.PIPE,
                       encoding='ascii',
                       check=True)
    return p.stdout.strip()
