/**
 * MailArchiver is an application that provides services for storing and managing e-mail messages through a Web Services SOAP interface.
 * Copyright (C) 2012  Marcio Andre Scholl Levien and Fernando Alberto Reuter Wendt and Jose Ronaldo Nogueira Fonseca Junior
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

/******************************************************************************\
*
*  This product was developed by
*
*        SERVIÇO FEDERAL DE PROCESSAMENTO DE DADOS (SERPRO),
*
*  a government company established under Brazilian law (5.615/70),
*  at Department of Development of Porto Alegre.
*
\******************************************************************************/

package serpro.mailarchiver.domain.metaarchive;

import java.io.StringWriter;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;

import javax.jdo.JDOHelper;
import javax.jdo.annotations.NotPersistent;
import javax.jdo.annotations.PersistenceCapable;
import javax.xml.stream.XMLStreamException;

import org.codehaus.jettison.AbstractXMLStreamWriter;
import org.codehaus.jettison.badgerfish.BadgerFishXMLStreamWriter;
import org.codehaus.jettison.mapped.MappedNamespaceConvention;
import org.codehaus.jettison.mapped.MappedXMLStreamWriter;
import org.codehaus.staxmate.SMOutputFactory;
import org.codehaus.staxmate.out.SMOutputDocument;
import org.codehaus.staxmate.out.SMOutputElement;

import serpro.mailarchiver.util.JSONMappingConvention;
import serpro.mailarchiver.util.Logger;

@PersistenceCapable
public class MailboxListField
    extends Field
{
    /*
     * "From", "Resent-From"
     */

    @NotPersistent
    private static final Logger log = Logger.getLocalLogger();

    //**** P E R S I S T E N T ****
    private ArrayList<MailboxListField_Mailbox> mailboxList = new ArrayList<MailboxListField_Mailbox>();
    //*****************************

    public final List<MailboxListField_Mailbox> getMailboxList() {
        return Collections.unmodifiableList(mailboxList);
    }

    public final int indexOf(MailboxListField_Mailbox mailbox) {
        return mailboxList.indexOf(mailbox);
    }

    public final void addMailbox(MailboxListField_Mailbox mailbox) {
        if(mailbox != null) {
            mailbox.setField(this);
        }
    }

    final void internal_addMailbox(MailboxListField_Mailbox mailbox) {
        mailboxList.add(mailbox);
    }

    public final void removeMailbox(MailboxListField_Mailbox mailbox) {
        if((mailbox != null) && (mailbox.getField() == this)) {
            mailbox.setField(null);
        }
    }

    final void internal_removeMailbox(MailboxListField_Mailbox mailbox) {
        mailboxList.remove(mailbox);
    }

    //--------------------------------------------------------------------------
    @Override
    final void dumpTree(StringBuilder sb, String pad) {
        int size = mailboxList.size();
        sb.append(toString(pad + ((size > 0) ? "|   " : "    ")));
        for(int i = 0; i < size; i++) {
            sb.append("\n")
              .append(pad).append("|\n")
              .append(pad).append("+---");
            if(i < (size - 1)) {
                mailboxList.get(i).dumpTree(sb, pad + "|   ");
            }
            else {
                mailboxList.get(i).dumpTree(sb, pad + "    ");
            }
        }
    }

    @Override
    final String toString(String pad) {
        String idx = (getEntity() == null) ? "" : ("[" + String.valueOf(getEntityIdx()) + "]");
        return String.format(
                "MailboxListField %1$s%n"
              + "%2$sjdoState: %3$s%n"
              + "%2$soid: %4$s%n"
              + "%2$shash: %5$x%n"
              + "%2$sname: %6$s%n"
              + "%2$svalid: %7$b"
              , idx
              , pad
              , JDOHelper.getObjectState(this)
              , getOid()
              , hashCode()
              , getName()
              , isValid());
    }

    //--------------------------------------------------------------------------
    public final String toJSONString() {
        return toJSONString(JSONMappingConvention.Mapped_Attributes);
    }

    public final String toJSONString(JSONMappingConvention convention) {
        StringWriter strWriter = new StringWriter();

        try {
            AbstractXMLStreamWriter xmlWriter = null;
            if(convention.useMapped()) {
                MappedNamespaceConvention con = new MappedNamespaceConvention(JSONMappingConvention.mappedConfiguration);
                xmlWriter = new MappedXMLStreamWriter(con, strWriter);
            }
            else if(convention.useBadgerFish()) {
                xmlWriter = new BadgerFishXMLStreamWriter(strWriter);
            }

            SMOutputDocument doc = SMOutputFactory.createOutputDocument(xmlWriter);

            for(MailboxListField_Mailbox mailbox : getMailboxList()) {
                SMOutputElement mailboxElement = doc.addElement("mailbox");

                if(convention.useAttributes()) {
                    mailboxElement.addAttribute("name", mailbox.getName());
                    mailboxElement.addAttribute("route", mailbox.getRoute());
                    mailboxElement.addAttribute("localPart", mailbox.getLocalPart());
                    mailboxElement.addAttribute("domain", mailbox.getDomain());
                }
                else if(convention.useNestedElements()) {
                    mailboxElement.addElement("name").addCharacters(mailbox.getName());
                    mailboxElement.addElement("route").addCharacters(mailbox.getRoute());
                    mailboxElement.addElement("localPart").addCharacters(mailbox.getLocalPart());
                    mailboxElement.addElement("domain").addCharacters(mailbox.getDomain());
                }
            }
            doc.closeRootAndWriter();
        }
        catch(XMLStreamException ex) {
            log.error(ex, ex.getMessage());
            return null;
        }

        return strWriter.toString();
    }
}