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"""
This is an example dag for using the DingdingOperator.
"""
from datetime import timedelta

from airflow import DAG
from airflow.contrib.operators.dingding_operator import DingdingOperator
from airflow.utils.dates import days_ago


args = {
    'owner': 'Airflow',
    'retries': 3,
    'start_date': days_ago(2)
}


# [START howto_operator_dingding_failure_callback]
def failure_callback(context):
    """
    The function that will be executed on failure.

    :param context: The context of the executed task.
    :type context: dict
    """
    message = 'AIRFLOW TASK FAILURE TIPS:\n' \
              'DAG:    {}\n' \
              'TASKS:  {}\n' \
              'Reason: {}\n' \
        .format(context['task_instance'].dag_id,
                context['task_instance'].task_id,
                context['exception'])
    return DingdingOperator(
        task_id='dingding_success_callback',
        dingding_conn_id='dingding_default',
        message_type='text',
        message=message,
        at_all=True,
    ).execute(context)


args['on_failure_callback'] = failure_callback
# [END howto_operator_dingding_failure_callback]

with DAG(
    dag_id='example_dingding_operator',
    default_args=args,
    schedule_interval='@once',
    dagrun_timeout=timedelta(minutes=60)
) as dag:

    # [START howto_operator_dingding]
    text_msg_remind_none = DingdingOperator(
        task_id='text_msg_remind_none',
        dingding_conn_id='dingding_default',
        message_type='text',
        message='Airflow dingding text message remind none',
        at_mobiles=None,
        at_all=False
    )
    # [END howto_operator_dingding]

    text_msg_remind_specific = DingdingOperator(
        task_id='text_msg_remind_specific',
        dingding_conn_id='dingding_default',
        message_type='text',
        message='Airflow dingding text message remind specific users',
        at_mobiles=['156XXXXXXXX', '130XXXXXXXX'],
        at_all=False
    )

    text_msg_remind_include_invalid = DingdingOperator(
        task_id='text_msg_remind_include_invalid',
        dingding_conn_id='dingding_default',
        message_type='text',
        message='Airflow dingding text message remind users including invalid',
        # 123 is invalid user or user not in the group
        at_mobiles=['156XXXXXXXX', '123'],
        at_all=False
    )

    # [START howto_operator_dingding_remind_users]
    text_msg_remind_all = DingdingOperator(
        task_id='text_msg_remind_all',
        dingding_conn_id='dingding_default',
        message_type='text',
        message='Airflow dingding text message remind all users in group',
        # list of user phone/email here in the group
        # when at_all is specific will cover at_mobiles
        at_mobiles=['156XXXXXXXX', '130XXXXXXXX'],
        at_all=True
    )
    # [END howto_operator_dingding_remind_users]

    link_msg = DingdingOperator(
        task_id='link_msg',
        dingding_conn_id='dingding_default',
        message_type='link',
        message={
            'title': 'Airflow dingding link message',
            'text': 'Airflow official documentation link',
            'messageUrl': 'http://airflow.apache.org',
            'picURL': 'http://airflow.apache.org/_images/pin_large.png'
        }
    )

    # [START howto_operator_dingding_rich_text]
    markdown_msg = DingdingOperator(
        task_id='markdown_msg',
        dingding_conn_id='dingding_default',
        message_type='markdown',
        message={
            'title': 'Airflow dingding markdown message',
            'text': '# Markdown message title\n'
                    'content content .. \n'
                    '### sub-title\n'
                    '![logo](http://airflow.apache.org/_images/pin_large.png)'
        },
        at_mobiles=['156XXXXXXXX'],
        at_all=False
    )
    # [END howto_operator_dingding_rich_text]

    single_action_card_msg = DingdingOperator(
        task_id='single_action_card_msg',
        dingding_conn_id='dingding_default',
        message_type='actionCard',
        message={
            'title': 'Airflow dingding single actionCard message',
            'text': 'Airflow dingding single actionCard message\n'
                    '![logo](http://airflow.apache.org/_images/pin_large.png)\n'
                    'This is a official logo in Airflow website.',
            'hideAvatar': '0',
            'btnOrientation': '0',
            'singleTitle': 'read more',
            'singleURL': 'http://airflow.apache.org'
        }
    )

    multi_action_card_msg = DingdingOperator(
        task_id='multi_action_card_msg',
        dingding_conn_id='dingding_default',
        message_type='actionCard',
        message={
            'title': 'Airflow dingding multi actionCard message',
            'text': 'Airflow dingding multi actionCard message\n'
                    '![logo](http://airflow.apache.org/_images/pin_large.png)\n'
                    'Airflow documentation and github',
            'hideAvatar': '0',
            'btnOrientation': '0',
            'btns': [
                {
                    'title': 'Airflow Documentation',
                    'actionURL': 'http://airflow.apache.org'
                },
                {
                    'title': 'Airflow Github',
                    'actionURL': 'https://github.com/apache/airflow'
                }
            ]
        }
    )

    feed_card_msg = DingdingOperator(
        task_id='feed_card_msg',
        dingding_conn_id='dingding_default',
        message_type='feedCard',
        message={
            "links": [
                {
                    "title": "Airflow DAG feed card",
                    "messageURL": "https://airflow.readthedocs.io/en/latest/ui.html",
                    "picURL": "http://airflow.apache.org/_images/dags.png"
                },
                {
                    "title": "Airflow tree feed card",
                    "messageURL": "https://airflow.readthedocs.io/en/latest/ui.html",
                    "picURL": "http://airflow.apache.org/_images/tree.png"
                },
                {
                    "title": "Airflow graph feed card",
                    "messageURL": "https://airflow.readthedocs.io/en/latest/ui.html",
                    "picURL": "http://airflow.apache.org/_images/graph.png"
                }
            ]
        }
    )

    msg_failure_callback = DingdingOperator(
        task_id='msg_failure_callback',
        dingding_conn_id='dingding_default',
        message_type='not_support_msg_type',
        message=""
    )

    [
        text_msg_remind_none,
        text_msg_remind_specific,
        text_msg_remind_include_invalid,
        text_msg_remind_all
    ] >> link_msg >> markdown_msg >> [
        single_action_card_msg,
        multi_action_card_msg
    ] >> feed_card_msg >> msg_failure_callback
