package pt.utl.ist.scripts.runOnce.research;

import net.sourceforge.fenixedu.domain.research.result.publication.PreferredPublication;
import pt.utl.ist.scripts.commons.AtomicScript;

public class CleanupPublicationPreferences extends AtomicScript {
    @Override
    protected void run() throws Exception {
        int nulls = 0;
        int foreigns = 0;
        for (PreferredPublication preferred : rootDomainObject.getPreferredPublicationSet()) {
            if (!preferred.hasPersonThatPrefers() || !preferred.hasPreferredPublication()) {
                preferred.delete();
                nulls++;
            } else if (!preferred.getPreferredPublication().hasPersonParticipation(preferred.getPersonThatPrefers())) {
                preferred.delete();
                foreigns++;
            }
        }
        System.out.println("unlinked preferreds deleted: " + nulls);
        System.out.println("preferreds of now owned publications deleted: " + foreigns);
    }

    public static void main(String[] args) {
        processWriteTransaction(new CleanupPublicationPreferences());
    }
}