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#
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from __future__ import annotations

import os
from datetime import datetime

from airflow.models.dag import DAG
from airflow.providers.slack.operators.slack import SlackAPIFileOperator

ENV_ID = os.environ.get("SYSTEM_TESTS_ENV_ID")
DAG_ID = "slack_example_dag"

# [START slack_operator_howto_guide]
with DAG(
    dag_id=DAG_ID,
    schedule=None,
    start_date=datetime(2021, 1, 1),
    default_args={"slack_conn_id": "slack", "channel": "#general", "initial_comment": "Hello World!"},
    max_active_runs=1,
    tags=["example"],
) as dag:

    # Send file with filename and filetype
    slack_operator_file = SlackAPIFileOperator(
        task_id="slack_file_upload_1",
        filename="/files/dags/test.txt",
        filetype="txt",
    )

    # Send file content
    slack_operator_file_content = SlackAPIFileOperator(
        task_id="slack_file_upload_2",
        content="file content in txt",
    )
    # [END slack_operator_howto_guide]

    slack_operator_file >> slack_operator_file_content


from tests.system.utils import get_test_run  # noqa: E402

# Needed to run the example DAG with pytest (see: tests/system/README.md#run_via_pytest)
test_run = get_test_run(dag)
