/*-
 * ============LICENSE_START=======================================================
 * ONAP - SO
 * ================================================================================
 * Copyright (C) 2017 - 2018 AT&T Intellectual Property. All rights reserved.
 * ================================================================================
 * Modifications Copyright (c) 2019 Samsung
 * ================================================================================
 * 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.so.client.dmaapproperties;

import javax.inject.Provider;
import org.onap.so.client.avpn.dmaap.beans.AVPNDmaapBean;
import org.onap.so.client.avpn.dmaap.beans.AsyncRequestStatus;
import org.onap.so.client.avpn.dmaap.beans.InstanceReferences;
import org.onap.so.client.avpn.dmaap.beans.RequestStatus;
import org.onap.so.client.exception.MapperException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.ObjectMapper;

@Component
public class DmaapPropertiesClient {

    private static final Logger logger = LoggerFactory.getLogger(DmaapPropertiesClient.class);
    private static final ObjectMapper mapper = new ObjectMapper();

    @Autowired
    private Provider<GlobalDmaapPublisher> dmaapPublisher;

    protected AVPNDmaapBean buildRequestJson(String requestId, String clientSource, String correlator,
            String serviceInstanceId, String startTime, String finishTime, String requestScope, String requestType,
            String timestamp, String requestState, String statusMessage, String percentProgress,
            Boolean wasRolledBack) {

        RequestStatus requestStatus =
                buildRequestStatus(timestamp, requestState, statusMessage, percentProgress, wasRolledBack);

        InstanceReferences instanceReferences = buildInstanceReferences(serviceInstanceId);

        AsyncRequestStatus asyncRequestStatus = buildAsyncRequestStatus(requestId, clientSource, correlator, startTime,
                finishTime, requestScope, requestType, requestStatus, instanceReferences);

        AVPNDmaapBean dmaapBean = new AVPNDmaapBean();
        dmaapBean.setAsyncRequestStatus(asyncRequestStatus);

        return dmaapBean;
    }

    private String jsonToString(AVPNDmaapBean dmaapBean) throws JsonProcessingException, MapperException {
        try {
            return mapper.writerWithDefaultPrettyPrinter().writeValueAsString(dmaapBean);
        } catch (JsonProcessingException e) {
            logger.error("Exception occurred", e);
            throw new MapperException(e.getMessage());
        }
    }

    private AsyncRequestStatus buildAsyncRequestStatus(String requestId, String clientSource, String correlator,
            String startTime, String finishTime, String requestScope, String requestType, RequestStatus requestStatus,
            InstanceReferences instanceReferences) {

        AsyncRequestStatus asyncRequestStatus = new AsyncRequestStatus();
        asyncRequestStatus.setRequestId(requestId);
        asyncRequestStatus.setClientSource(clientSource);
        asyncRequestStatus.setCorrelator(correlator);
        asyncRequestStatus.setStartTime(startTime);
        asyncRequestStatus.setFinishTime(finishTime);
        asyncRequestStatus.setRequestScope(requestScope);
        asyncRequestStatus.setRequestType(requestType);
        asyncRequestStatus.setInstanceReferences(instanceReferences);
        asyncRequestStatus.setRequestStatus(requestStatus);

        return asyncRequestStatus;
    }

    private InstanceReferences buildInstanceReferences(String serviceInstanceId) {
        InstanceReferences instanceReferences = new InstanceReferences();
        instanceReferences.setServiceInstanceId(serviceInstanceId);
        return instanceReferences;
    }

    private RequestStatus buildRequestStatus(String timestamp, String requestState, String statusMessage,
            String percentProgress, Boolean wasRolledBack) {
        RequestStatus requestStatus = new RequestStatus();
        requestStatus.setTimestamp(timestamp);
        requestStatus.setRequestState(requestState);
        requestStatus.setStatusMessage(statusMessage);
        requestStatus.setPercentProgress(percentProgress);
        requestStatus.setWasRolledBack(wasRolledBack);
        return requestStatus;
    }

    public void dmaapPublishRequest(String requestId, String clientSource, String correlator, String serviceInstanceId,
            String startTime, String finishTime, String requestScope, String requestType, String timestamp,
            String requestState, String statusMessage, String percentProgress, Boolean wasRolledBack)
            throws MapperException, JsonProcessingException {

        AVPNDmaapBean bean = this.buildRequestJson(requestId, clientSource, correlator, serviceInstanceId, startTime,
                finishTime, requestScope, requestType, timestamp, requestState, statusMessage, percentProgress,
                wasRolledBack);

        String request = jsonToString(bean);
        dmaapPublisher.get().send(request);
    }
}