#!/usr/bin/env python3
# -*- coding: utf-8 -*-
# Copyright (c) 2021 Huawei Device Co., Ltd.
# 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
import json


def read_json_file(input_file: str):
    if not os.path.exists(input_file):
        print("file '{}' doesn't exist.".format(input_file))
        return None

    data = None
    try:
        with open(input_file, 'r') as input_f:
            data = json.load(input_f)
    except json.decoder.JSONDecodeError:
        print("The file '{}' format is incorrect.".format(input_file))
        raise
    return data


def write_json_file(output_file: str, content):
    file_dir = os.path.dirname(os.path.abspath(output_file))
    if not os.path.exists(file_dir):
        os.makedirs(file_dir, exist_ok=True)
    with open(output_file, 'w') as output_f:
        json.dump(content, output_f, indent=2)