#  Copyright (c) 2019 Bell Canada.
#
#  Licensed under the Apache License, Version 2.0 (the "License");
#  you may not use this file except in compliance with the License.
#  You may obtain a copy of the License at
#
#      http://www.apache.org/licenses/LICENSE-2.0
#
#  Unless required by applicable law or agreed to in writing, software
#  distributed under the License is distributed on an "AS IS" BASIS,
#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
#  See the License for the specific language governing permissions and
#  limitations under the License.

import netconf_constant
from common import ResolutionHelper
from java.lang import Exception as JavaException
from netconfclient import NetconfClient
from org.onap.ccsdk.cds.blueprintsprocessor.services.execution import AbstractScriptComponentFunction

class NetconfRpcExample(AbstractScriptComponentFunction):

    def process(self, execution_request):
        try:
            log = globals()[netconf_constant.SERVICE_LOG]
            print(globals())
            nc = NetconfClient(log, self, "netconf-connection")
            rr = ResolutionHelper(self)

            payload = rr.resolve_and_generate_message_from_template_prefix("hostname")

            nc.connect()
            response = nc.lock()
            if not response.isSuccess():
                log.error(response.errorMessage)

            nc.edit_config(message_content=payload, edit_default_peration="none")
            nc.validate()
            nc.discard_change()
            nc.validate()
            nc.commit()
            nc.unlock()
            nc.disconnect()

        except JavaException as err:
            log.error("Java Exception in the script {}", err)
        except Exception as err:
            log.error("Python Exception in the script {}", err)

    def recover(self, runtime_exception, execution_request):
        print("Recovering calling.." + PROPERTY_BLUEPRINT_BASE_PATH)
        return None