/*
 * Copyright 2017-2020 Alfresco Software, Ltd.
 *
 * 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.
 */
package org.activiti.cloud.services.query.events.handlers;

import org.activiti.api.process.model.IntegrationContext;
import org.activiti.cloud.api.process.model.events.CloudIntegrationEvent;
import org.activiti.cloud.services.query.model.IntegrationContextEntity;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import javax.persistence.EntityManager;
import java.util.Optional;

public abstract class BaseIntegrationEventHandler {

    private final static Logger logger = LoggerFactory.getLogger(BaseIntegrationEventHandler.class);

    protected final EntityManager entityManager;

    public BaseIntegrationEventHandler(EntityManager entityManager) {
        this.entityManager = entityManager;
    }

    protected Optional<IntegrationContextEntity> findIntegrationContextEntity(CloudIntegrationEvent event) {
        IntegrationContext integrationContext = event.getEntity();
        String pkId = IntegrationContextEntity.IdBuilderHelper.from(integrationContext);

        IntegrationContextEntity entity = entityManager.find(IntegrationContextEntity.class, pkId);

        return Optional.ofNullable(entity);
    }

}
