/*
 * ============LICENSE_START=======================================================
 * ONAP
 * ================================================================================
 * Copyright (C) 2020 AT&T Intellectual Property. All rights reserved.
 * ================================================================================
 * 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.
 * ============LICENSE_END=========================================================
 */

package org.onap.policy.controlloop;

import org.onap.policy.controlloop.drl.legacy.ControlLoopParams;
import org.onap.policy.controlloop.CanonicalOnset;
import org.onap.policy.controlloop.VirtualControlLoopEvent;
import org.onap.policy.controlloop.VirtualControlLoopNotification;
import org.onap.policy.controlloop.ControlLoopNotificationType;
import org.onap.policy.controlloop.eventmanager.ControlLoopEventManager2;
import org.onap.policy.controlloop.eventmanager.ControlLoopEventManager2.NewEventStatus;
import org.onap.policy.controlloop.eventmanager.ControlLoopOperationManager2;
import org.onap.policy.controlloop.utils.ControlLoopUtils;
import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicy;

import org.slf4j.LoggerFactory;
import org.slf4j.Logger;

import org.onap.policy.drools.system.PolicyEngineConstants;

rule "STARTED"
    when
    then
    System.out.println(drools.getRule().getName());
end

/*
*
* Called when the ControlLoopParams object has been inserted into working memory from the BRMSGW.
*
*/
rule "INSERT.PARAMS"
    when
        $params : ControlLoopParams()
    then

    Logger logger = LoggerFactory.getLogger(drools.getRule().getPackage());
    logger.info("{}: {} : TOSCA-POLICY=[{}]", $params.getClosedLoopControlName(), $params.getPolicyName() + "."
        + drools.getRule().getName(), $params.getToscaPolicy());
end

/*
*
* Called when a Tosca Policy is present.
*
*/
rule "NEW.TOSCA.POLICY"
    when
        $policy : ToscaPolicy()
    then

    Logger logger = LoggerFactory.getLogger(drools.getRule().getPackage());
    logger.info("{}: [{}|{}|{}|{}]: CONTENT: {}", drools.getRule().getName(),
                $policy.getType(), $policy.getTypeVersion(), $policy.getName(),
                $policy.getVersion(), $policy);

    ControlLoopParams params = ControlLoopUtils.toControlLoopParams($policy);
    if (params != null) {
        insert(params);
    }
end

/*
 * Remove Control Loop Parameters.
 */
rule "REMOVE.PARAMS"
    when
        $params : ControlLoopParams( $policyName :  getPolicyName(), $policyVersion : getPolicyVersion() )
        not ( ToscaPolicy( getName() == $policyName, getVersion() == $policyVersion ) )
    then

    Logger logger = LoggerFactory.getLogger(drools.getRule().getPackage());
    logger.info("{}: [{}|{}|{}]", drools.getRule().getName(),
                $params.getPolicyScope(), $params.getPolicyName(), $params.getPolicyVersion());

    retract($params);
end