/*
 * Copyright 2015 the original author or authors.
 *
 * 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.openehealth.ipf.commons.ihe.hl7v2.audit.pdqcore;

import ca.uhn.hl7v2.model.Message;
import org.openehealth.ipf.commons.audit.AuditContext;
import org.openehealth.ipf.commons.audit.model.AuditMessage;
import org.openehealth.ipf.commons.audit.types.ParticipantObjectIdType;
import org.openehealth.ipf.commons.ihe.core.atna.AuditStrategySupport;
import org.openehealth.ipf.commons.ihe.core.atna.event.DefaultQueryInformationBuilder;
import org.openehealth.ipf.commons.ihe.hl7v2.audit.codes.MllpEventTypeCode;
import org.openehealth.ipf.commons.ihe.hl7v2.audit.QueryAuditDataset;

import java.util.Map;

import static java.util.Objects.requireNonNull;

/**
 * Generic audit strategy for ITI-21 and ITI-22 (PDQ).
 *
 * @author Dmytro Rud
 */
public abstract class PdqAuditStrategy extends AuditStrategySupport<QueryAuditDataset> {

    private final MllpEventTypeCode eventTypeCode;
    private final ParticipantObjectIdType participantObjectIdType;
    
    public PdqAuditStrategy(boolean serverSide, MllpEventTypeCode eventTypeCode, ParticipantObjectIdType participantObjectIdType) {
        super(serverSide);
        this.eventTypeCode = requireNonNull(eventTypeCode, "eventTypeCode must be not null");
        this.participantObjectIdType = requireNonNull(participantObjectIdType, "participantObjectIdType must be not null");
    }
    
    @Override
    public QueryAuditDataset enrichAuditDatasetFromRequest(QueryAuditDataset auditDataset, Object msg, Map<String, Object> parameters) {
        PdqAuditStrategyUtils.enrichAuditDatasetFromRequest(auditDataset, (Message)msg, parameters);
        return auditDataset;
    }
    
    @Override
    public boolean enrichAuditDatasetFromResponse(QueryAuditDataset auditDataset, Object msg, AuditContext auditContext) {
        PdqAuditStrategyUtils.enrichAuditDatasetFromResponse(auditDataset, (Message)msg, auditContext);
        return true;
    }

    @Override
    public QueryAuditDataset createAuditDataset() {
        return new QueryAuditDataset(isServerSide());
    }

    @Override
    public AuditMessage[] makeAuditMessage(AuditContext auditContext, QueryAuditDataset auditDataset) {
        return new DefaultQueryInformationBuilder(auditContext, auditDataset, eventTypeCode)
                .setQueryParameters(
                        auditDataset.getMessageControlId(),
                        participantObjectIdType,
                        auditDataset.getPayload(),
                        "MSH-10", auditDataset.getMessageControlId())
                .addPatients(auditDataset.getPatientIds())
                .getMessages();
    }
}
