# Copyright (c) 2023 PaddlePaddle Authors. All Rights Reserved.
#
# 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 re
from typing import List

_LOCAL_FILE_ID_PREFIX = "file-local-"
_REMOTE_FILE_ID_PREFIX = "file-remote-"
_UUID_PATTERN = r"[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}"
_LOCAL_FILE_ID_PATTERN = _LOCAL_FILE_ID_PREFIX + _UUID_PATTERN
_REMOTE_FILE_ID_PATTERN = _REMOTE_FILE_ID_PREFIX + _UUID_PATTERN

_compiled_local_file_id_pattern = re.compile(_LOCAL_FILE_ID_PATTERN)
_compiled_remote_file_id_pattern = re.compile(_REMOTE_FILE_ID_PATTERN)


def build_local_file_id_from_uuid(uuid: str) -> str:
    return _LOCAL_FILE_ID_PREFIX + uuid


def build_remote_file_id_from_uuid(uuid: str) -> str:
    return _REMOTE_FILE_ID_PREFIX + uuid


def is_file_id(str_: str) -> bool:
    return is_local_file_id(str_) or is_remote_file_id(str_)


def is_local_file_id(str_: str) -> bool:
    return _compiled_local_file_id_pattern.fullmatch(str_) is not None


def is_remote_file_id(str_: str) -> bool:
    return _compiled_remote_file_id_pattern.fullmatch(str_) is not None


def extract_file_ids(str_: str) -> List[str]:
    return extract_local_file_ids(str_) + extract_remote_file_ids(str_)


def extract_local_file_ids(str_: str) -> List[str]:
    return _compiled_local_file_id_pattern.findall(str_)


def extract_remote_file_ids(str_: str) -> List[str]:
    return _compiled_remote_file_id_pattern.findall(str_)