/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */

package ee.tlu.htk.dippler.course;

import ee.tlu.htk.dippler.backoffice.StatusCodes;
import ee.tlu.htk.dippler.entities.Course;
import ee.tlu.htk.dippler.entities.User;
import ee.tlu.htk.dippler.managers.UserManagerLocal;
import javax.ejb.EJB;
import javax.ejb.Stateless;
import javax.persistence.EntityManager;
import javax.persistence.PersistenceContext;

/**
 *
 * @author metz
 */

enum AnalyticsActions {
    LOAD
}

@Stateless
public class AnalyticsManager implements AnalyticsManagerLocal {
    
    @PersistenceContext private EntityManager em;
    @EJB private UserManagerLocal userManager;

    public static final Integer LOAD = 1;

    @Override
    public String manageAnalytics(String action, String data, User user) {
        switch (AnalyticsActions.valueOf(action)) {
            case LOAD:
                if (userManager.hasPermission(user, LOAD)) {
                    //return this.loadCourse(data);
                } else {
                    return StatusCodes.respond(StatusCodes.OPERATION_NOT_ALLOWED, "No rights for load analytics");
                }
            default:
                return StatusCodes.respond(StatusCodes.OPERATION_NOT_ALLOWED, "");
        }
    }

    @Override
    public String loadLatestInfo(Course course) {
        String xml = "<analytics>";
        try {
            /*xml += "<analysis>";
            xml += "<id>1</id>";
            xml += "<title><![CDATA[Analysis 1]]></title>";
            xml += "</analysis>";
            xml += "<analysis>";
            xml += "<id>2</id>";
            xml += "<title><![CDATA[Analysis 2]]></title>";
            xml += "</analysis>";*/
        } catch (Throwable t) {
            t.printStackTrace(System.out);
        }
        xml += "</analytics>";
        return xml;
    }
 
}