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from __future__ import annotations

import os
from datetime import datetime

from airflow.models.dag import DAG
from airflow.providers.alibaba.cloud.operators.oss import OSSCreateBucketOperator, OSSDeleteBucketOperator

ENV_ID = os.environ.get("SYSTEM_TESTS_ENV_ID")
DAG_ID = "oss_bucket_dag"
REGION = os.environ.get("REGION", "default_region")
# [START howto_operator_oss_bucket]
with DAG(
    dag_id=DAG_ID,
    start_date=datetime(2021, 1, 1),
    schedule=None,
    default_args={"bucket_name": "your bucket", "region": "your region"},
    max_active_runs=1,
    tags=["example"],
    catchup=False,
) as dag:
    create_bucket = OSSCreateBucketOperator(task_id="task1", region=REGION)

    delete_bucket = OSSDeleteBucketOperator(task_id="task2", region=REGION)

    create_bucket >> delete_bucket

    from tests_common.test_utils.watcher import watcher

    # This test needs watcher in order to properly mark success/failure
    # when "tearDown" task with trigger rule is part of the DAG
    list(dag.tasks) >> watcher()
# [END howto_operator_oss_bucket]

from tests_common.test_utils.system_tests import get_test_run  # noqa: E402

# Needed to run the example DAG with pytest (see: contributing-docs/testing/system_tests.rst)
test_run = get_test_run(dag)
