#!/usr/bin/env python
# -*- coding: utf-8 -*-
# Copyright (c) 2023 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 tarfile
import argparse
import os
import subprocess
import sys
import shutil
from pathlib import Path


def copy_file(dir):
    src_name = '/mime.convs.in'
    dest_name = '/mime.convs'
    src_file = dir + src_name
    dest_file = dir + dest_name
    print(f'copy from %s to %s', src_file, dest_file)
    shutil.copy2(src_file, dest_file)

def move_cups_files(src_dir, dst_dir):
    source_dir = Path(src_dir)
    dest_dir = Path(dst_dir)
    for src_path in source_dir.rglob("*"):
        if src_path.is_file():
            rel_path = src_path.relative_to(source_dir)
            dst_path = dest_dir / rel_path
            dst_path.parent.mkdir(parents=True, exist_ok=True)
            shutil.copy(src_path, dst_path)

    backend_files = [
        "usb_ipp_manager.h",
        "usb_ipp_manager.cpp",
        "usb_monitor.h",
        "usb_monitor.cpp"
    ]
    move_files_dir = "move_files"
    backend_dir = "backend"
    for file in backend_files:
        src_file = os.path.join(src_dir, move_files_dir, file)
        dst_file = os.path.join(dst_dir, backend_dir, file)
        shutil.copy(src_file, dst_file)

def apply_patch(patch_file, target_dir):
    try:
        if not os.path.exists(target_dir):
            return
        patch_cmd = ['patch', '-p1', "--fuzz=0", "--no-backup-if-mismatch", '-i', patch_file, '-d', target_dir]
        subprocess.run(patch_cmd, check=True)
    except Exception as e:
        print(f"apply_patch error! patch: {patch_file}")
        return


def do_patch(target_dir):
    patch_file = [
        "ohos-multi-file-print.patch",
        "ohos-modify-pthread.patch",
        "ohos_ip_conflict.patch",
        "ohos-usb-manager.patch",
        "ohos-usb-print.patch",
        "ohos-ppdfile-not-generated.patch",
        "ohos-hilog-print.patch",
        "ohos-uni-print-driver-path.patch",
        "ohos-cups-badfd.patch",
        "ohos-verify-backend.patch",
        "cups-usb-job-state-monitor.patch",
        "ohos-filetypes-crash.patch"
    ]

    for patch in patch_file:
        apply_patch(patch, target_dir)


def main():
    cups_path = argparse.ArgumentParser()
    cups_path.add_argument('--gen-dir', help='generate path of log', required=True)
    cups_path.add_argument('--source-dir', help='generate path of log', required=True)
    args = cups_path.parse_args()
    target_dir = os.path.join(args.gen_dir, "cups-2.4.12")
    convs_dir = os.path.join(target_dir, "conf")

    move_cups_files(args.source_dir, target_dir)
    do_patch(target_dir)
    copy_file(convs_dir)
    return 0

if __name__ == '__main__':
    sys.exit(main())