//package org.gcube.portlets.user.geoportaldataviewer.server;
//
//import static org.gcube.application.geoportal.client.GeoportalAbstractPlugin.statefulMongoConcessioni;
//
//import javax.servlet.http.HttpServletRequest;
//
//import org.gcube.application.geoportal.client.legacy.ConcessioniManagerI;
//import org.gcube.application.geoportal.common.model.legacy.Concessione;
//import org.gcube.common.authorization.library.provider.AccessTokenProvider;
//import org.gcube.common.keycloak.KeycloakClientFactory;
//import org.gcube.common.keycloak.model.TokenResponse;
//import org.gcube.common.scope.api.ScopeProvider;
//import org.gcube.portlets.user.geoportaldataviewer.server.util.SessionUtil;
//import org.slf4j.Logger;
//import org.slf4j.LoggerFactory;
//
//
///**
// * The Class ConcessioniMongoServiceIdentityProxy.
// *
// * @author Francesco Mangiacrapa at ISTI-CNR francesco.mangiacrapa@isti.cnr.it
// * 
// * Sep 23, 2021
// */
//public class ConcessioniMongoService2 {
//
//	private static final Logger LOG = LoggerFactory.getLogger(ConcessioniMongoService2.class);
//
//	/**
//	 * Instantiates a new concessioni mongo service, interface for client
//	 * statefulMongoConcessioni.
//	 */
//	public ConcessioniMongoService2() {
//	}
//
//	/**
//	 * Gets the item by id.
//	 *
//	 * @param request     the request
//	 * @param mongoItemId the mongo item id
//	 * @return the item by id
//	 * @throws Exception the exception
//	 */
//	public Concessione getItemById(HttpServletRequest request, String mongoItemId) throws Exception {
//		LOG.info("called getItemById: " + mongoItemId);
//		SessionUtil.getCurrentContext(request, true);
//		SessionUtil.getCurrentToken(request, true);
//		// Obtain the client
//		ConcessioniManagerI concessioniManager = statefulMongoConcessioni().build();
//		// Returning item by Id
//		return concessioniManager.getById(mongoItemId);
//	}
//	
//	/**
//	 * Gets the item by id.
//	 *
//	 * @param request     the request
//	 * @param mongoItemId the mongo item id
//	 * @return the item by id
//	 * @throws Exception the exception
//	 */
//	public Concessione getItemById(String mongoItemId) throws Exception {
//		LOG.info("called getItemById: " + mongoItemId);
//		ConcessioniManagerI concessioniManager = statefulMongoConcessioni().build();
//		// Returning item by Id
//		return concessioniManager.getById(mongoItemId);
//	}
//
//	/**
//	 * Iam client get item by.
//	 *
//	 * @param scope        the scope
//	 * @param mongoItemId  the mongo item id
//	 * @param clientId     the client id
//	 * @param clientSecret the secret
//	 * @return the concessione
//	 * @throws Exception the exception
//	 */
//	public Concessione iamClientGetItemBy(String scope, String mongoItemId, String clientId, String clientSecret)
//			throws Exception {
//		LOG.info("called IAM Client getItemById: " + mongoItemId);
//
//		ScopeProvider.instance.set(scope);
//
//		if (clientId == null) {
//			throw new Exception("Invalid parameter 'clientId'");
//		}
//
//		if (clientSecret == null) {
//			throw new Exception("Invalid parameter 'secret'");
//		}
//
//		String umaAcessToken = null;
//		try {
//
//			LOG.info("Querying KeycloakClientFactory to get UMA token..");
//			TokenResponse tr = KeycloakClientFactory.newInstance().queryUMAToken(clientId, clientSecret, scope, null);
//			umaAcessToken = tr.getAccessToken();
//			if (umaAcessToken != null && !umaAcessToken.isEmpty()) {
//				LOG.info("UMA Access Token read correctly");
//			} else {
//				LOG.error("UMA Access Token NOT RETRIEVED!!!");
//				throw new Exception("UMA Access Token is null or empty");
//			}
//		} catch (Exception e2) {
//			throw new Exception("Error occurred on reading UMA access token:", e2);
//		}
//
//		String previousUMAToken = null;
//		try {
//
//			try {
//				// Here the previousUMAToken should be null
//				previousUMAToken = AccessTokenProvider.instance.get();
//			} catch (Exception e) {
//				// catching excpetion to be sure
//				// silent
//			}
//
//			LOG.debug("JWT token: " + umaAcessToken.substring(0, 20) + "_MASKED_TOKEN_");
//			LOG.info("Setting clientId '" + clientId + "' identity by JWT token in the "
//					+ AccessTokenProvider.class.getSimpleName());
//			AccessTokenProvider.instance.set(umaAcessToken);
//			ConcessioniManagerI concessioniManager = statefulMongoConcessioni().build();
//			// Returning item by Id
//			return concessioniManager.getById(mongoItemId);
//
//		} catch (Exception e) {
//			LOG.error(e.getMessage(), e);
//			throw new Exception(e.getMessage());
//		} finally {
//			try {
//				AccessTokenProvider.instance.set(previousUMAToken);
//				LOG.info("Done reset to prevoius UMA token into " + AccessTokenProvider.class.getSimpleName());
//			} catch (Exception e) {
//			}
//		}
//	}
//
//	/**
//	 * To concessione.
//	 *
//	 * @param jsonString the json string
//	 * @return the concessione
//	 */
//	public Concessione toConcessione(String jsonString) {
//		LOG.info("toConcessione called");
//		try {
//			return org.gcube.application.geoportal.client.utils.Serialization.read(jsonString, Concessione.class);
//		} catch (Exception e) {
//			LOG.warn("Error on serializing: ", e);
//			return null;
//		}
//	}
//
//	/*
//	 * For testing public Concessione iamClientGetItemBy(HttpServletRequest request,
//	 * String mongoItemId, String clientId, String secret) throws Exception { String
//	 * scope = SessionUtil.getCurrentContext(request, true); return
//	 * iamClientGetItemBy(scope, mongoItemId, clientId, secret); }
//	 */
//
//}