gcat/src/main/java/org/gcube/gcat/moderation/thread/social/SocialMessageModerationThread.java

package org.gcube.gcat.moderation.thread.social;

import java.io.StringWriter;
import java.util.Set;

import org.gcube.common.authorization.utils.manager.SecretManager;
import org.gcube.common.authorization.utils.manager.SecretManagerProvider;
import org.gcube.common.authorization.utils.secret.Secret;
import org.gcube.gcat.api.moderation.CMItemStatus;
import org.gcube.gcat.api.moderation.Moderated;
import org.gcube.gcat.moderation.thread.ModerationThread;
import org.gcube.gcat.social.Message;
import org.gcube.gcat.social.SocialMessage;
import org.gcube.gcat.social.SocialUsers;
import org.gcube.gcat.utils.Constants;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * @author Luca Frosini (ISTI - CNR)
 */
public class SocialMessageModerationThread extends ModerationThread {

	private static final Logger logger = LoggerFactory.getLogger(SocialMessageModerationThread.class);
	
	protected String getSubject(CMItemStatus cmItemStatus) {
		StringWriter stringWriter = new StringWriter();
		stringWriter.append(itemName);
		stringWriter.append(" (id:");
		stringWriter.append(itemID);
		stringWriter.append(") - status:");
		stringWriter.append(cmItemStatus.getFancyValue());
		return stringWriter.toString(); 
	}
	
	protected Message getMessage(CMItemStatus cmItemStatus, String messageString) throws Exception {
		Message message = new Message(); 
		message.setMessage(messageString);
		message.setSubject(getSubject(cmItemStatus));
		Set<String> moderators = SocialUsers.getUsernamesByRole(Moderated.CATALOGUE_MODERATOR);
		message.setUsers(moderators);
		return message;
	}
	
	@Override
	protected void postMessage(CMItemStatus cmItemStatus, String messageString) throws Exception {
		SecretManager secretManager = SecretManagerProvider.instance.get();
		String username = secretManager.getUser().getUsername();
		Message message = getMessage(cmItemStatus, messageString);
		message.addUser(username);
		Secret secret = Constants.getCatalogueSecret();
		secretManager.startSession(secret);
		try {
			sendMessage(message);
		}finally {
			secretManager.endSession();
		}
	}

	@Override
	public void postUserMessage(CMItemStatus cmItemStatus, String userMessage) throws Exception {
		Message message = getMessage(cmItemStatus, userMessage);
		String itemAuthor = ckanUser.getEMail();
		message.addUser(itemAuthor);
		sendMessage(message);
	}

	protected void sendMessage(Message message) throws Exception {
		SocialMessage socialMessage = new SocialMessage();
		socialMessage.setMessage(message);
		socialMessage.start();
	}
	
	@Override
	protected void createModerationThread() throws Exception {
		// Nothing to do 
	}

}