# ~*~ coding: utf-8 ~*~

from __future__ import absolute_import, unicode_literals

import json
import re
import time
import uuid

from django.utils import timezone

from assets.models import Asset
from common.utils import get_logger
from .ansible.runner import AdHocRunner

logger = get_logger(__file__)


def run_AdHoc(task_tuple, assets,
              task_name='Ansible AdHoc runner',
              task_id=None, pattern='all',
              record=True, verbose=True):
    """
    :param task_tuple:  (('module_name', 'module_args'), ('module_name', 'module_args'))
    :param assets: [asset1, asset2]
    :param task_name:
    :param task_id:
    :param pattern:
    :param record:
    :param verbose:
    :return: summary: {'success': [], 'failed': [{'192.168.1.1': 'msg'}]}
             result: {'contacted': {'hostname': [{''}, {''}], 'dark': []}
    """

    if not assets:
        logger.warning('Empty assets, runner cancel')
        return
    if isinstance(assets[0], Asset):
        assets = [asset._to_secret_json() for asset in assets]
    if task_id is None:
        task_id = str(uuid.uuid4())

    runner = AdHocRunner(assets)
    if record:
        from .models import Playbook
        if not Playbook.objects.filter(uuid=task_id):
            record = Playbook(uuid=task_id,
                              name=task_name,
                              assets=','.join(str(asset['id']) for asset in assets),
                              module_args=task_tuple,
                              pattern=pattern)
            record.save()
        else:
            record = Playbook.objects.get(uuid=task_id)
            record.date_start = timezone.now()
            record.date_finished = None
            record.timedelta = None
            record.is_finished = False
            record.is_success = False
            record.save()
    ts_start = time.time()
    if verbose:
        logger.debug('Start runner {}'.format(task_name))
    result = runner.run(task_tuple, pattern=pattern, task_name=task_name)
    timedelta = round(time.time() - ts_start, 2)
    summary = runner.clean_result()
    if record:
        record.date_finished = timezone.now()
        record.is_finished = True
        if verbose:
            record.result = json.dumps(result, indent=4, sort_keys=True)
        record.summary = json.dumps(summary)
        record.timedelta = timedelta
        if len(summary['failed']) == 0:
            record.is_success = True
        else:
            record.is_success = False
        record.save()
    return summary, result


UUID_PATTERN = re.compile(r'[0-9a-zA-Z\-]{36}')


def is_uuid(s):
    if UUID_PATTERN.match(s):
        return True
    else:
        return False


def asset_to_dict(asset):
    return asset.to_json()


def asset_to_dict_with_credential(asset):
    return asset._to_secret_json()


def system_user_to_dict_with_credential(system_user):
    return system_user._to_secret_json()