# Copyright 2025 Huawei Technologies Co., Ltd. All Rights Reserved.
# Copyright 2025 The TransferQueue Team
#
# 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.
from enum import Enum
from transfer_queue.utils.logging_utils import get_logger
logger = get_logger(__name__)
class ExplicitEnum(str, Enum):
"""
Enum with more explicit error message for missing values.
"""
@classmethod
def _missing_(cls, value):
raise ValueError(
f"{value} is not a valid {cls.__name__}, please select one of {list(cls._value2member_map_.keys())}"
)
class Role(ExplicitEnum):
"""Available Roles of TransferQueue."""
CONTROLLER = "TransferQueueController"
STORAGE = "TransferQueueStorage"
CLIENT = "TransferQueueClient"
class ProductionStatus(ExplicitEnum):
"""
Data Production Status.
"""
NOT_PRODUCED = 0
READY_FOR_CONSUME = 1