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# -*- coding: utf-8 -*-
__author__ = 'lundberg'

from meetingtools.ac import ac_api_client
from meetingtools.ac.api import ACPException
from meetingtools.apps.content.models import Content
import logging
from datetime import datetime, timedelta
from celery.task import periodic_task
from celery.schedules import crontab
from meetingtools.apps.cluster.models import ACCluster


def import_acc(acc, since=0):
    with ac_api_client(acc) as api:
        if since > 0:
            then = datetime.now()-timedelta(seconds=since)
            then = then.replace(microsecond=0)
            r = api.request('report-bulk-objects',
                            {'filter-out-type': 'meeting', 'filter-gt-date-modified': then.isoformat()})
        else:
            r = api.request('report-bulk-objects', {'filter-out-type': 'meeting'})
        if r:
            nr = 0
            for row in r.et.xpath("//row"):
                Content.create(acc, api, row)
                nr += 1
            logging.info("%s: Imported %d content objects." % (acc, nr))


@periodic_task(run_every=crontab(hour="*", minute="*/15", day_of_week="*"))
def import_all_content():
    for acc in ACCluster.objects.all():
        import_acc(acc, since=960)


#@periodic_task(run_every=crontab(hour="1", minute="0", day_of_week="*"))
def timed_full_import():
    years = [2009, 2010, 2011, 2012, 2013, 2014]
    months = [(1, 7), (8, 12)]  # Ugly hack as June does not have 31 days
    for acc in ACCluster.objects.all():
        nr = 0
        for year in years:
            for month in months:
                begin = datetime(year=year, month=month[0], day=1)
                end = datetime(year=year, month=month[1], day=31)
                with ac_api_client(acc) as api:
                    try:
                        r = api.request('report-bulk-objects',
                                        {'filter-out-type': 'meeting',
                                         'filter-gte-date-modified': begin.isoformat(),
                                         'filter-lte-date-modified': end.isoformat()},
                                        raise_error=True)
                        if r:
                            nr = 0
                            for row in r.et.xpath("//row"):
                                Content.create(acc, api, row)
                                nr += 1
                    except ACPException as e:
                        logging.error('ACPException in content.timed_full_import')
                        logging.error('Period %s %s-%s failed for cluster %s.' % (year, month[0], month[1], acc))
                        logging.error(e)
                        pass
                    except Exception as e:
                        logging.error('Exception in content.timed_full_import')
                        logging.error(e)
                        pass
                    logging.info("%s: Imported %d content objects." % (acc, nr))