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package org.openecomp.sdc.common.log.wrappers;

import java.util.UUID;
import javax.ws.rs.container.ContainerRequestContext;
import javax.ws.rs.core.Response;
import org.apache.commons.lang3.StringUtils;
import org.onap.logging.ref.slf4j.ONAPLogConstants;
import org.openecomp.sdc.common.log.elements.LoggerAudit;
import org.openecomp.sdc.common.log.elements.LoggerFactory;
import org.openecomp.sdc.common.log.enums.ConstantsLogging;
import org.openecomp.sdc.common.log.enums.EcompLoggerErrorCode;
import org.openecomp.sdc.common.log.enums.LogLevel;
import org.openecomp.sdc.common.log.enums.Severity;
import org.openecomp.sdc.common.log.utils.LoggingThreadLocalsHolder;
import org.slf4j.MDC;
import org.slf4j.Marker;

/**
 * Created by dd4296 on 12/19/2017.
 * <p>
 * audit log for asdc using the log library this is adapted for filter classes
 */
public class LoggerSdcAudit extends LoggerSdcUtilBase {

    private static String AUDIT_ON = "auditOn";
    private final LoggerAudit ecompLoggerAudit;
    private String className;

    public LoggerSdcAudit(Class<?> clazz) {
        this.className = clazz.getName();
        ecompLoggerAudit = LoggerFactory.getMdcLogger(LoggerAudit.class, org.slf4j.LoggerFactory.getLogger(clazz));
    }

    public static boolean isFlowBeingTakenCare() {
        String auditOn = MDC.get(AUDIT_ON);
        return !StringUtils.isEmpty(auditOn) && "true".equals(auditOn);
    }

    public void startLog(ContainerRequestContext requestContext) {
        ecompLoggerAudit.clear().startTimer().setPartnerName(
            getPartnerName(requestContext.getHeaderString("user-agent"), requestContext.getHeaderString("USER_ID"), getUrl(requestContext),
                requestContext.getHeaderString("X-ONAP-PartnerName"))).setServiceName(getServiceName(requestContext))
            .setKeyRequestId(LoggingThreadLocalsHolder.getUuid()).setKeyInvocationId(UUID.randomUUID().toString());
        MDC.put(AUDIT_ON, "true");
    }

    public void startAuditFetchLog(String partnerName, String serviceName) {
        ecompLoggerAudit.clear().startTimer().setPartnerName(partnerName).setServiceName(serviceName).setOptClassName(serviceName);
        MDC.put(AUDIT_ON, "true");
    }

    //this function clears the MDC data that relevant for this class
    public void clearMyData() {
        ecompLoggerAudit.clear();
    }

    public void logExit(String remoteAddress, ContainerRequestContext requestContext, Response.StatusType statusInfo, LogLevel logLevel,
                        Severity securityLevel, String message, Marker marker) {
        try {
            String msg = ecompLoggerAudit.getAuditMessage() == null ? message : ecompLoggerAudit.getAuditMessage();
            ecompLoggerAudit.stopTimer().setRemoteHost(remoteAddress).setResponseCode(convertHttpCodeToErrorCode(statusInfo.getStatusCode()))
                .setStatusCodeByResponseCode(Integer.toString(statusInfo.getStatusCode())).setResponseDesc(statusInfo.getReasonPhrase())
                .setInstanceUUID(requestContext.getHeaderString(ConstantsLogging.X_ECOMP_INSTANCE_ID_HEADER))
                .setOptServiceInstanceId(requestContext.getHeaderString(ConstantsLogging.X_ECOMP_SERVICE_ID_HEADER)).setOptClassName(className)
                .setOptAlertSeverity(securityLevel).log(marker, logLevel, msg);
        } catch (Exception e) {
            log.warn("Failed to write to Audit Log. Original Message: {}", message, e);
        } finally {
            MDC.put(AUDIT_ON, "false");
        }
    }

    public void logEntry(String remoteAddress, ContainerRequestContext requestContext, LogLevel logLevel, Severity securityLevel, String message,
                         Marker marker) {
        try {
            String msg = ecompLoggerAudit.getAuditMessage() == null ? message : ecompLoggerAudit.getAuditMessage();
            ecompLoggerAudit.stopTimer().setRemoteHost(remoteAddress).setResponseCode(EcompLoggerErrorCode.SUCCESS)
                .setStatusCode(ONAPLogConstants.ResponseStatus.INPROGRESS.name()).setResponseDesc("")
                .setInstanceUUID(requestContext.getHeaderString(ConstantsLogging.X_ECOMP_INSTANCE_ID_HEADER))
                .setOptServiceInstanceId(requestContext.getHeaderString(ConstantsLogging.X_ECOMP_SERVICE_ID_HEADER)).setOptClassName(className)
                .setOptAlertSeverity(securityLevel).log(marker, logLevel, msg);
        } catch (Exception e) {
            log.warn("Failed to write to Audit Log. Original Message: {}", message, e);
        } finally {
            MDC.put(AUDIT_ON, "false");
        }
    }

    public void logEntry(LogLevel logLevel, Severity securityLevel, String message, Marker marker, String requestId) {
        try {
            String msg = ecompLoggerAudit.getAuditMessage() == null ? message : ecompLoggerAudit.getAuditMessage();
            ecompLoggerAudit.stopTimer().setKeyRequestId(requestId).setResponseCode(EcompLoggerErrorCode.SUCCESS)
                .setStatusCode(ONAPLogConstants.ResponseStatus.COMPLETE.name()).setResponseDesc("").setOptAlertSeverity(securityLevel)
                .log(marker, logLevel, msg);
        } catch (Exception e) {
            log.warn("Failed to write to Audit Log. Original Message: {}", message, e);
        } finally {
            MDC.put(AUDIT_ON, "false");
        }
    }
}