# -*- coding: utf-8 -*-
# Copyright 2021 Red Hat
# GNU General Public License v3.0+
# (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)

from __future__ import absolute_import, division, print_function

__metaclass__ = type

"""
The nxos route_maps fact class
It is in this file the configuration is collected from the device
for a given resource, parsed, and the facts tree is populated
based on the configuration.
"""

from copy import deepcopy

from ansible.module_utils.six import iteritems
from ansible_collections.ansible.netcommon.plugins.module_utils.network.common import (
    utils,
)
from ansible_collections.cisco.nxos.plugins.module_utils.network.nxos.rm_templates.route_maps import (
    Route_mapsTemplate,
)
from ansible_collections.cisco.nxos.plugins.module_utils.network.nxos.argspec.route_maps.route_maps import (
    Route_mapsArgs,
)


class Route_mapsFacts(object):
    """ The nxos route_maps facts class
    """

    def __init__(self, module, subspec="config", options="options"):
        self._module = module
        self.argument_spec = Route_mapsArgs.argument_spec

    def get_config(self, connection):
        """Wrapper method for `connection.get()`
        This method exists solely to allow the unit test framework to mock device connection calls.
        """
        return connection.get("show running-config | section '^route-map'")

    def populate_facts(self, connection, ansible_facts, data=None):
        """ Populate the facts for Route_maps network resource

        :param connection: the device connection
        :param ansible_facts: Facts dictionary
        :param data: previously collected conf

        :rtype: dictionary
        :returns: facts
        """
        facts = {}
        objs = []

        if not data:
            data = self.get_config(connection)

        # parse native config using the Route_maps template
        route_maps_parser = Route_mapsTemplate(
            lines=data.splitlines(), module=self._module
        )

        objs = list(route_maps_parser.parse().values())

        for item in objs:
            item["entries"] = list(item["entries"].values())

        ansible_facts["ansible_network_resources"].pop("route_maps", None)

        params = utils.remove_empties(
            route_maps_parser.validate_config(
                self.argument_spec, {"config": objs}, redact=True
            )
        )

        facts["route_maps"] = params.get("config", [])
        ansible_facts["ansible_network_resources"].update(facts)

        return ansible_facts
