/**
 * 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.externalservice.aai;

import org.glassfish.jersey.client.ClientConfig;
import org.onap.aai.esr.common.MsbConfig;
import org.onap.aai.esr.entity.aai.EsrEmsDetail;
import org.onap.aai.esr.entity.aai.EsrThirdpartySdncDetail;
import org.onap.aai.esr.entity.aai.EsrVnfmDetail;
import org.onap.aai.esr.exception.ExtsysException;
import com.eclipsesource.jaxrs.consumer.ConsumerFactory;

public class ExternalSystemProxy {

    public static boolean isTest = false;
    private static IExternalSystem externalSystemproxy;
    private static String transactionId = "9999";
    private static String fromAppId = "esr-server";
    private static String authorization = AaiCommon.getAuthenticationCredentials();
    static {
        ClientConfig config = new ClientConfig();
        externalSystemproxy =
                ConsumerFactory.createConsumer(MsbConfig.getExternalSystemAddr(), config, IExternalSystem.class);
    }

    public static void registerVnfm(String vnfmId, EsrVnfmDetail esrVnfmDetail) throws ExtsysException {
        if (isTest) {

        } else {
            ClientConfig config = new ClientConfig(new VnfmRegisterProvider());
            IExternalSystem registerVnfmServiceproxy =
                    ConsumerFactory.createConsumer(MsbConfig.getExternalSystemAddr(), config, IExternalSystem.class);
            try {
                registerVnfmServiceproxy.registerVNFM(transactionId, fromAppId, authorization, vnfmId, esrVnfmDetail);
            } catch (Exception e) {
                throw new ExtsysException("PUT VNFM to A&AI failed.", e);
            }
        }
    }

    public static String queryVnfmDetail(String vnfmId) throws ExtsysException {
        if (isTest) {
            String esrVnfmDetailStr = "{\"vnfm-id\":\"123456\"," + "\"vim-id\":\"987654\","
                    + "\"certificate-url\":\"http://11.22.33.44:5000/v3\"," + "\"esr-system-info-list\":{"
                    + "\"esr-system-info\":[{" + "\"esr-system-info-id\":\"qwerty\"," + "\"system-name\":\"ONAP VNFM\","
                    + "\"type\":\"vnfm\"," + "\"vendor\":\"zte\"," + "\"version\":\"v1\","
                    + "\"service-url\":\"http://10.11.22.33:8000\"," + "\"user-name\":\"onap\","
                    + "\"password\":\"987654\"," + "\"system-type\":\"VNFM\"}]}}";
            return esrVnfmDetailStr;
        }
        try {
            return externalSystemproxy.queryVNFMDetail(transactionId, fromAppId, authorization, vnfmId);
        } catch (Exception e) {
            throw new ExtsysException("Query VNFM detail from A&AI failed.", e);
        }
    }

    public static String queryVnfmList() throws ExtsysException {
        if (isTest) {
            String vnfmListStr = "{\"esr-vnfm\": " + "[{\"vnfm-id\": \"123456\"," + "\"vim-id\": \"987654\","
                    + "\"certificate-url\": \"http://11.22.33.44:5000/v3\"," + "\"resource-version\": \"1\"}]}";
            return vnfmListStr;
        }
        try {
            return externalSystemproxy.queryVNFMList(transactionId, fromAppId, authorization);
        } catch (Exception e) {
            throw new ExtsysException("Query VNFM list from A&AI failed.", e);
        }
    }

    public static void deleteVnfm(String vnfmId, String resourceVersion) throws ExtsysException {
        if (!isTest) {
            try {
                externalSystemproxy.deleteVNFM(transactionId, fromAppId, authorization, vnfmId, resourceVersion);
            } catch (Exception e) {
                throw new ExtsysException("Delete VNFM from A&AI failed.", e);
            }
        }
    }

    public static void registerSdnc(String thirdpartySdncId, EsrThirdpartySdncDetail esrSdncDetail)
            throws ExtsysException {
        if (!isTest) {
            ClientConfig config = new ClientConfig(new ThirdpartySdncRegisterProvider());
            IExternalSystem registerSdncServiceproxy =
                    ConsumerFactory.createConsumer(MsbConfig.getExternalSystemAddr(), config, IExternalSystem.class);
            try {
                registerSdncServiceproxy.registerThirdpartySdnc(transactionId, fromAppId, authorization,
                        thirdpartySdncId, esrSdncDetail);
            } catch (Exception e) {
                throw new ExtsysException("PUT thirdparty SDNC to A&AI failed.", e);
            }
        }
    }

    public static String queryThirdpartySdncDetail(String thirdpartySdncId) throws ExtsysException {
        if (isTest) {
            String sdncDetail = "{\"thirdparty-sdnc-id\":\"123456\"," + "\"location\":\"edge\","
                    + "\"product-name\":\"thirdparty SDNC\"," + "\"esr-system-info-list\":{" + "\"esr-system-info\":"
                    + "[{\"esr-system-info-id\":\"987654\"," + "\"system-name\":\"SDNC_TEST\"," + "\"type\":\"SDNC\","
                    + "\"vendor\":\"zte\"," + "\"version\":\"v1\"," + "\"service-url\":\"http://127.0.0.1:8000\","
                    + "\"user-name\":\"nancy\"," + "\"password\":\"123987\"," + "\"system-type\":\"thirdparty_SDNC\","
                    + "\"protocol\":\"protocol\"}]}}";
            return sdncDetail;
        }
        try {
            return externalSystemproxy.queryThirdpartySdncDetail(transactionId, fromAppId, authorization,
                    thirdpartySdncId);
        } catch (Exception e) {
            throw new ExtsysException("Query thirdparty SDNC detail from A&AI failed.", e);
        }
    }

    public static String querySdncList() throws ExtsysException {
        if (isTest) {
            String sdncList =
                    "{\"esr-thirdparty-sdnc\": " + "[{\"thirdparty-sdnc-id\": \"123456\"," + "\"location\": \"edge\","
                            + "\"product-name\": \"thirdparty SDNC\"," + "\"resource-version\": \"1\"}]}";
            return sdncList;
        }
        try {
            return externalSystemproxy.queryThirdpartySdncList(transactionId, fromAppId, authorization);
        } catch (Exception e) {
            throw new ExtsysException("Query thirdparty SDNC list from A&AI failed.", e);
        }
    }

    public static void deleteThirdpartySdnc(String sdncId, String resourceVersion) throws ExtsysException {
        if (!isTest) {
            try {
                externalSystemproxy.deleteThirdpartySdnc(transactionId, fromAppId, authorization, sdncId,
                        resourceVersion);
            } catch (Exception e) {
                throw new ExtsysException("Delete thirdparty SDNC from A&AI failed.", e);
            }
        }
    }

    public static void registerEms(String emsId, EsrEmsDetail emsDetail) throws ExtsysException {
        ClientConfig config = new ClientConfig(new EmsRegisterProvider());
        IExternalSystem registerEmsServiceproxy =
                ConsumerFactory.createConsumer(MsbConfig.getExternalSystemAddr(), config, IExternalSystem.class);
        try {
            registerEmsServiceproxy.registerEMS(transactionId, fromAppId, authorization, emsId, emsDetail);
        } catch (Exception e) {
            throw new ExtsysException("PUT EMS to A&AI failed.", e);
        }
    }

    public static String queryEmsDetail(String emsId) throws ExtsysException {
        try {
            return externalSystemproxy.queryEMSDetail(transactionId, fromAppId, authorization, emsId);
        } catch (Exception e) {
            throw new ExtsysException("Query EMS detail from A&AI failed.", e);
        }
    }

    public static String queryEmsList() throws ExtsysException {
        try {
            return externalSystemproxy.queryEMSList(transactionId, fromAppId, authorization);
        } catch (Exception e) {
            throw new ExtsysException("Query EMS list from A&AI failed.", e);
        }
    }

    public static void deleteEms(String emsId, String resourceVersion) throws ExtsysException {
        try {
            externalSystemproxy.deleteEMS(transactionId, fromAppId, authorization, emsId, resourceVersion);
        } catch (Exception e) {
            throw new ExtsysException("Delete EMS from A&AI failed.", e);
        }
    }
}