#!/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 argparse
import os
import sys
import json


def merge_files(args):
    products_dir = "../../productdefine/common/products"
    device_dir = "../../productdefine/common/device"
    products_path = r'%s/%s' % (products_dir, args)
    with open(products_path, 'r+', encoding='utf-8') as f:
        data = json.load(f)
        name = data["product_name"]
        company = data["product_company"]
        device = data["product_device"]
    device_path = os.path.join(device_dir, f"{device}.json")
    path_str = os.path.join("../../vendor/", company, name)
    path = os.path.join(path_str)
    new_file_name = os.path.join(path, "config.json")
    if os.path.exists(path):
        pass
    else:
        os.mkdir(path)

    with open(device_path, "r", encoding='utf-8') as device_read:
        data_device_read = json.load(device_read)

    with open(products_path, "r", encoding='utf-8') as products_read:
        data_products_read = json.load(products_read)

    data_all = merge(data_device_read, data_products_read)
    new_json = json.dumps(data_all, indent=4)

    flags = os.O_RDWR | os.O_CREAT
    modes = stat.S_IWUSR | stat.S_IRUSR
    with os.fdopen(os.open(new_file_name, flags, modes), "w") as new_write:
        new_write.write(new_json)
    readjson(new_file_name, device)


def readjson(path, device):
    subsystems_list = list()
    config_dic = {}
    with open(path, 'r+', encoding='utf-8') as f:
        data = json.load(f)
        parts = data['parts']
        subsystem_list = list()
        for key in parts:
            substr = str(key).split(":")
            if substr[0] not in subsystem_list:
                subsystem_list.append(substr[0])
                components_list = list()
                for key_sub, value_sub in parts.items():
                    features = []
                    for value_fea in value_sub.values():
                        for k, v in value_fea.items():
                            fea = "{} = {}".format(str(k), str(v).lower())
                            features.append(fea)
                    if substr[0] == str(key_sub).split(":")[0]:
                        components_list.append({"component": str(key_sub).split(":")[1], "features": features})
                subsystems_list.append({"subsystem": substr[0], "components": components_list})
        config_dic["subsystems"] = subsystems_list
        del data['parts']
        data.update({"version": "3.0"})
        data.update({"board": device})
        data.update(config_dic)
        for datakey in data:
            if "enable_ramdisk" in datakey:
                dict_keys = ["product_name", "device_company", "device_build_path", "target_cpu", "type", "version",
                             "board", "enable_ramdisk", "enable_absystem", "subsystems"]
                break
            else:
                dict_keys = ["product_name", "device_company", "device_build_path", "target_cpu", "type", "version",
                             "board", "enable_absystem", "subsystems"]
        dict_you_want = {new_key: data[new_key] for new_key in dict_keys}
        json_data = json.dumps(dict_you_want, indent=2)
        f.seek(0)
        f.write(json_data)
        f.truncate()


def merge(dict1, dict2):
    res = {**dict1, **dict2}
    return res


def main(args):
    merge_files(args)


if __name__ == '__main__':
    main(sys.argv[1])