/**
 * Copyright 2017 ZTE Corporation.
 *
 * 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.onap.aai.esr.util;

import java.util.ArrayList;
import java.util.List;
import org.onap.aai.esr.common.SystemType;
import org.onap.aai.esr.entity.aai.EsrSystemInfo;
import org.onap.aai.esr.entity.aai.EsrEmsDetail;
import org.onap.aai.esr.entity.rest.AlarmAddr;
import org.onap.aai.esr.entity.rest.EmsRegisterInfo;
import org.onap.aai.esr.entity.rest.FtpAddr;

public class EmsManagerUtil {
    private static ExtsysUtil extsysUtil = new ExtsysUtil();

    public EsrEmsDetail emsRegisterInfo2EsrEms(EmsRegisterInfo emsRegisterInfo) {
        EsrEmsDetail esrEms = new EsrEmsDetail();
        esrEms.setEmsId(extsysUtil.generateId());
        List<EsrSystemInfo> authInfos = getAuthInfosFromRegisterData(emsRegisterInfo);
        esrEms.setEsrSystemInfoList(extsysUtil.getEsrSystemInfoListFromAuthInfoList(authInfos));
        return esrEms;
    }

    private List<EsrSystemInfo> getAuthInfosFromRegisterData(EmsRegisterInfo emsRegisterInfo) {
        List<EsrSystemInfo> authInfos = new ArrayList<>();
        EsrSystemInfo resouceAuthInfo = getAuthInfoFromFtpAddr(emsRegisterInfo, SystemType.EMS_RESOUCE.toString());
        EsrSystemInfo performanceAuthInfo =
                getAuthInfoFromFtpAddr(emsRegisterInfo, SystemType.EMS_PERFORMANCE.toString());
        EsrSystemInfo alarmAuthInfo = getAuthInfoFromAlarmAddr(emsRegisterInfo);
        authInfos.add(resouceAuthInfo);
        authInfos.add(performanceAuthInfo);
        authInfos.add(alarmAuthInfo);
        return authInfos;
    }

    private EsrSystemInfo getAuthInfoFromFtpAddr(EmsRegisterInfo emsRegisterInfo, String systemType) {
        EsrSystemInfo authInfo = new EsrSystemInfo();
        FtpAddr ftpAddr = new FtpAddr();
        if (systemType.equals(SystemType.EMS_RESOUCE.toString())) {
            ftpAddr = emsRegisterInfo.getResourceAddr();
        } else if (systemType.equals(SystemType.EMS_PERFORMANCE.toString())) {
            ftpAddr = emsRegisterInfo.getPerformanceAddr();
        }
        authInfo.setType(ftpAddr.getFtptype());
        authInfo.setIpAddress(ftpAddr.getIp());
        authInfo.setPort(ftpAddr.getPort());
        authInfo.setUserName(ftpAddr.getUser());
        authInfo.setPassword(ftpAddr.getPassword());
        authInfo.setRemotePath(ftpAddr.getRemotepath());
        authInfo.setPassive(ftpAddr.getPassive());
        authInfo.setEsrSystemInfoId(extsysUtil.generateId());
        authInfo.setSystemType(systemType);
        authInfo.setSystemName(emsRegisterInfo.getName());
        authInfo.setVendor(emsRegisterInfo.getVendor());
        authInfo.setVersion(emsRegisterInfo.getVersion());
        return authInfo;
    }

    private EsrSystemInfo getAuthInfoFromAlarmAddr(EmsRegisterInfo emsRegisterInfo) {
        EsrSystemInfo authInfo = new EsrSystemInfo();
        AlarmAddr alarmAddr = emsRegisterInfo.getAlarmAddr();
        authInfo.setEsrSystemInfoId(extsysUtil.generateId());
        authInfo.setIpAddress(alarmAddr.getIp());
        authInfo.setPort(alarmAddr.getPort());
        authInfo.setUserName(alarmAddr.getUser());
        authInfo.setPassword(alarmAddr.getPassword());
        authInfo.setSystemType(SystemType.EMS_ALARM.toString());
        authInfo.setSystemName(emsRegisterInfo.getName());
        authInfo.setVendor(emsRegisterInfo.getVendor());
        authInfo.setVersion(emsRegisterInfo.getVersion());
        return authInfo;
    }

    public EmsRegisterInfo EsrEms2EmsRegisterInfo(EsrEmsDetail esrEms) {
        EmsRegisterInfo emsRegisterInfo = new EmsRegisterInfo();
        EsrSystemInfo authInfo = new EsrSystemInfo();
        List<EsrSystemInfo> esrSystemInfo = esrEms.getEsrSystemInfoList().getEsrSystemInfo();
        emsRegisterInfo.setEmsId(esrEms.getEmsId());

        for (int i = 0; i < esrSystemInfo.size(); i++) {
            authInfo = esrSystemInfo.get(i);
            if (authInfo.getSystemType().equals(SystemType.EMS_RESOUCE.toString())) {
                FtpAddr resourceAddr = new FtpAddr();
                resourceAddr = getFtpAddrFromAuthInfo(authInfo);
                emsRegisterInfo.setResourceAddr(resourceAddr);
            } else if (authInfo.getSystemType().equals(SystemType.EMS_PERFORMANCE.toString())) {
                FtpAddr performanceAddr = new FtpAddr();
                performanceAddr = getFtpAddrFromAuthInfo(authInfo);
                emsRegisterInfo.setPerformanceAddr(performanceAddr);
            } else if (authInfo.getSystemType().equals(SystemType.EMS_ALARM.toString())) {
                AlarmAddr alarmAddr = new AlarmAddr();
                alarmAddr = getAlarmAddrFromAuthInfo(authInfo);
                emsRegisterInfo.setAlarmAddr(alarmAddr);
            }
        }
        emsRegisterInfo.setName(authInfo.getSystemName());
        emsRegisterInfo.setVendor(authInfo.getVendor());
        emsRegisterInfo.setVersion(authInfo.getVersion());
        return emsRegisterInfo;
    }

    private FtpAddr getFtpAddrFromAuthInfo(EsrSystemInfo authInfo) {
        FtpAddr ftpAddr = new FtpAddr();
        ftpAddr.setFtptype(authInfo.getType());
        ftpAddr.setIp(authInfo.getIpAddress());
        ftpAddr.setPassive(authInfo.getPassive());
        ftpAddr.setPassword(authInfo.getPassword());
        ftpAddr.setPort(authInfo.getPort());
        ftpAddr.setRemotepath(authInfo.getRemotePath());
        ftpAddr.setUser(authInfo.getUserName());
        return ftpAddr;
    }

    private AlarmAddr getAlarmAddrFromAuthInfo(EsrSystemInfo authInfo) {
        AlarmAddr alarmAddr = new AlarmAddr();
        alarmAddr.setIp(authInfo.getIpAddress());
        alarmAddr.setPassword(authInfo.getPassword());
        alarmAddr.setPort(authInfo.getPort());
        alarmAddr.setUser(authInfo.getUserName());
        return alarmAddr;
    }
}