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

from ansible import errors


def smstools_device_options(devices):
    try:
        result = []
        for device, options in devices.items():
            for option, value in options.items():
                result.append({'device': device, 'option': option, 'value': value})
        return result
    except Exception as e:
        raise errors.AnsibleFilterError("smstools_device_options(): %s" % str(e))


class FilterModule(object):

    ''' smstools filters '''
    filter_map = {
        'smstools_device_options': smstools_device_options,
    }

    def filters(self):
        return self.filter_map