#
# All or portions of this file Copyright (c) Amazon.com, Inc. or its affiliates or
# its licensors.
#
# For complete copyright and license terms please see the LICENSE at the root of this
# distribution (the "License"). All use of this software is governed by the License,
# or, if provided, by the license below or the license accompanying this file. Do not
# remove or modify any license notices. This file is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
#

import json
import os
import re
import sys
import subprocess


class LyBuildError(Exception):
    def __init__(self, message):
        super(LyBuildError, self).__init__(message)


def ly_build_error(message):
    raise LyBuildError(message)


def error(message):
    print(('Error: {}'.format(message)))
    exit(1)


# Exit with status code 0 means it won't fail the whole build process
def safe_exit_with_error(message):
    print(('Error: {}'.format(message)))
    exit(0)


def warn(message):
    print(('Warning: {}'.format(message)))


def execute_system_call(command, **kwargs):
    print(('Executing subprocess.check_call({})'.format(command)))
    try:
        subprocess.check_call(command, **kwargs)
    except subprocess.CalledProcessError as e:
        print((e.output))
        error('Executing subprocess.check_call({}) failed with error {}'.format(command, e))
    except FileNotFoundError as e:
        error("File Not Found - Failed to call {} with error {}".format(command, e))


def safe_execute_system_call(command, **kwargs):
    print(('Executing subprocess.check_call({})'.format(command)))
    try:
        subprocess.check_call(command, **kwargs)
    except subprocess.CalledProcessError as e:
        print((e.output))
        warn('Executing subprocess.check_call({}) failed'.format(command))
        return e.returncode
    return 0