//package org.gcube.portlets.widgets.ckandatapublisherwidget.server.threads;
//
//import java.util.ArrayList;
//import java.util.Iterator;
//import java.util.List;
//import java.util.Map;
//
//import javax.servlet.http.HttpServletRequest;
//
//import org.gcube.common.portal.mailing.EmailNotification;
//import org.gcube.datacatalogue.ckanutillibrary.server.DataCatalogue;
//import org.gcube.datacatalogue.ckanutillibrary.server.utils.CatalogueUtilMethods;
//import org.gcube.datacatalogue.ckanutillibrary.shared.RolesCkanGroupOrOrg;
//import org.gcube.datacatalogue.ckanutillibrary.shared.jackan.model.CkanGroup;
//import org.gcube.portlets.widgets.ckandatapublisherwidget.shared.OrganizationBean;
//import org.gcube.vomanagement.usermanagement.UserManager;
//import org.gcube.vomanagement.usermanagement.impl.LiferayUserManager;
//
//import com.liferay.portal.kernel.log.Log;
//import com.liferay.portal.kernel.log.LogFactoryUtil;
//
//
//
///**
// * Associate the dataset to a group and send notifications to group's admins.
// * @author Costantino Perciante at ISTI-CNR (costantino.perciante@isti.cnr.it)
// */
//public class AssociationToGroupAndNotifyThread extends Thread {
//
//	//private static final Logger logger = LoggerFactory.getLogger(AssociationToGroupAndNotifyThread.class);
//	private static final Log logger = LogFactoryUtil.getLog(AssociationToGroupAndNotifyThread.class);
//	private static final String PRODUCT_ASSOCIATED_TO_GROUP_SUBJECT = "Item $TITLE added to group $GROUP";
//	private static final String PRODUCT_ASSOCIATED_TO_GROUP_BODY = "Dear user,<br> a new item named '<b>$TITLE</b>' has been "
//			+ "just published by $USER_FULLNAME in <b>$GROUP</b> .<br>"
//			+ "You can find it here $DATASET_URL";
//
//	private String groupTitle;
//	private String datasetId;
//	private String username;
//	private String datasetTitle;
//	private String userFullName;
//	private DataCatalogue catalogue;
//	//	private String organization;
//	private List<OrganizationBean> groups;
//	private HttpServletRequest request;
//	private String datasetUrl;
//	private List<OrganizationBean> groupsForceCreation;
//
//	/**
//	 * @param list 
//	 * @param groupTitle
//	 * @param datasetId
//	 * @param username
//	 * @param catalogue
//	 */
//	public AssociationToGroupAndNotifyThread(List<OrganizationBean> groups, List<OrganizationBean> groupsForceCreation, String groupTitle, String datasetUrl, String datasetId, String datasetTitle, String userFullName,
//			String username, DataCatalogue catalogue, String organization, HttpServletRequest request) {
//		this.request = request;
//		this.groups = groups == null ? new ArrayList<OrganizationBean>() : groups;
//		this.groupsForceCreation = groupsForceCreation;
//		this.groupTitle = groupTitle;
//		this.datasetId = datasetId;
//		this.username = username;
//		this.catalogue = catalogue;
//		//		this.organization = organization;
//		this.datasetTitle = datasetTitle;
//		this.userFullName = userFullName;
//		this.datasetUrl = datasetUrl;
//	}
//
//	@Override
//	public void run() {
//
//		logger.info("Association thread started to put the dataset with id = "+ datasetId + " into group with title " + groupTitle + " for user " + username);
//
//		// force creation of groups if needed
//		if(groupsForceCreation != null){
//			logger.info("Groups that must be created before association are  " + groupsForceCreation);
//			for (OrganizationBean groupToForce : groupsForceCreation) {
//				try{
//				CkanGroup group = catalogue.createGroup(groupToForce.getName(), groupToForce.getTitle(), "");
//				if(group == null)
//					logger.error("Unable to retrieve or create group with name " + groupToForce);
//				else
//					groups.add(new OrganizationBean(group.getTitle(), group.getName(), false, groupToForce.isPropagateUp()));
//				}catch(Exception e){
//					logger.error("Failed to check if a group with this info " + groupToForce + " already exists or can be created");
//				}
//			}
//
//		}
//
//		logger.info("Other groups to which the product should be associate are " + groups);
//
//		if(groups != null)
//			for (OrganizationBean groupBean : groups) {
//				boolean putIntoGroup = catalogue.assignDatasetToGroup(groupBean.getName(), datasetId, groupBean.isPropagateUp());
//				logger.info("Was product put into group" + groupBean.getTitle() + "? " + putIntoGroup);
//				if(putIntoGroup)
//					notifyGroupAdmins(catalogue, groupBean.getName() ,groupBean.getTitle(), username);
//			}
//
//	}
//
//	/**
//	 * Send a notification to the group admin(s) about the just added product
//	 * @param username 
//	 * @param groupTitle 
//	 * @param catalogue 
//	 */
//	private void notifyGroupAdmins(DataCatalogue catalogue, String groupName, String groupTitle, String username){
//
//		// get the groups admin
//		Map<RolesCkanGroupOrOrg, List<String>> userAndRoles = catalogue.getRolesAndUsersGroup(groupName);
//
//		if(userAndRoles.containsKey(RolesCkanGroupOrOrg.ADMIN)){
//
//			List<String> admins = userAndRoles.get(RolesCkanGroupOrOrg.ADMIN);
//			List<String> adminsEmails = new ArrayList<String>();
//
//			for(int i = 0; i < admins.size(); i++){
//				String convertedName = CatalogueUtilMethods.fromCKanUsernameToUsername(admins.get(i));
//				admins.set(i, convertedName);
//			}
//
//			// remove the same user who published the product if he/she is an admin of the group
//			int indexOfUser = admins.indexOf(username);
//			if(indexOfUser >= 0)
//				admins.remove(indexOfUser);
//
//			// further cleaning of the list (for users that are only in ckan... sysadmin for example)
//			UserManager um = new LiferayUserManager();
//			Iterator<String> adminIt = admins.iterator();
//
//			while (adminIt.hasNext()) {
//				String admin = (String) adminIt.next();
//				try{
//					adminsEmails.add(um.getUserByUsername(admin).getEmail());
//				}catch(Exception e){
//					logger.error("User with username " + admin + " doesn't exist in Liferay");
//					adminIt.remove();
//				}
//			}
//
//			logger.info("The list of admins for group " + groupTitle + " is " + admins);
//
//			if(admins.isEmpty())
//				return;
//
//			// send the email
//			EmailNotification mailToSend = new EmailNotification(
//					adminsEmails, 
//					PRODUCT_ASSOCIATED_TO_GROUP_SUBJECT.replace("$TITLE", datasetTitle).replace("$GROUP", groupTitle), 
//					PRODUCT_ASSOCIATED_TO_GROUP_BODY.replace("$TITLE", datasetTitle).replace("$GROUP", groupTitle).replace("$USER_FULLNAME", userFullName).replace("$DATASET_URL", datasetUrl), 
//					request);
//			mailToSend.sendEmail();
//
//		}else
//			logger.warn("It seems there is no user with role Admin in group " + groupTitle);
//	}
//}