case_not_found.py

#!/usr/bin/env python3

# Copyright 2023 Google LLC

# 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 os
import slack
import logging
from datetime import datetime

logger = logging.getLogger(__name__)


def case_not_found(channel_id, user_id, case):
    """
    Informs the user of their case could not be found.

    Parameters
    ----------
    channel_id : str
      unique string used to idenify a Slack channel. Used to send messages to
      the channel
    user_id : str
      the Slack user_id of the user who submitted the request. Used to send
      ephemeral messages to the user
    case : str
      unique id of the case
    """
    client = slack.WebClient(token=os.environ.get("SLACK_TOKEN"))
    try:
        client.chat_postEphemeral(
            channel=channel_id,
            user=user_id,
            text=(
                f"Case {case} could not be found in your org. If this"
                " case was recently created, please give the system 60"
                " seconds to fetch it. Otherwise, double check your case"
                " number or confirm the org being tracked with your Slack"
                " admin."))
    except slack.errors.SlackApiError as e:
        error_message = f"{e} : {datetime.now()}"
        logger.error(error_message)


if __name__ == "__main__":
    test_channel_id = os.environ.get("TEST_CHANNEL_ID")
    test_user_id = os.environ.get("TEST_USER_ID")
    test_case = "xxxxxxxx"
    case_not_found(test_channel_id, test_user_id, test_case)