from __future__ import (absolute_import, division, print_function)
__metaclass__ = type

from functools import partial

from ansible import errors


def apps_publish_zones(vars):
    try:
        result = []
        thishost = vars['inventory_hostname']
        for varname in vars.keys():
            if varname.startswith('apps_publish_zone__'):
                zone = vars[varname]
                if zone['publisher'] == thishost:
                    result.append(zone)
        return result
    except Exception as e:
        raise errors.AnsibleFilterError("apps_publish_zones(): %s" % str(e))


class FilterModule(object):

    ''' apps-publish filters '''
    filter_map = {
        'apps_publish_zones': apps_publish_zones,
    }

    def filters(self):
        return self.filter_map