# (c) Copyright [2018-2022] Micro Focus or one of its affiliates.
# 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 __future__ import print_function, division, absolute_import

import logging
from .os_utils import ensure_dir_exists


class VerticaLogging(object):
    @classmethod
    def setup_logging(cls, logger_name, logfile, log_level=logging.INFO, context=""):
        logger = logging.getLogger(logger_name)
        logger.setLevel(log_level)

        if logfile:
            formatter = logging.Formatter(
                fmt=(
                    "%(asctime)s.%(msecs)03d [%(module)s] "
                    "{}/%(process)d:0x%(thread)x <%(levelname)s> "
                    "%(message)s".format(context)
                ),
                datefmt="%Y-%m-%d %H:%M:%S",
            )
            ensure_dir_exists(logfile)
            file_handler = logging.FileHandler(logfile, encoding="utf-8")
            file_handler.setFormatter(formatter)
            logger.addHandler(file_handler)
