package at.gv.egiz.asic.impl;

import java.util.Collections;
import java.util.Iterator;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import at.gv.egiz.asic.api.ASiCFormat;
import at.gv.egiz.asic.impl.handler.HandlerSorter;
import at.gv.egiz.asic.impl.handler.SimpleASiCCAdESHandler;
import at.gv.egiz.asic.impl.handler.SimpleASiCXAdESHandler;
import at.gv.egiz.asic.impl.handler.SimpleEvidenceERSRecordHandler;
import at.gv.egiz.asic.impl.handler.SimpleEvidenceXMLRecordHandler;
import at.gv.egovernment.moa.spss.MOAApplicationException;

/**
 * Created by Andreas Fitzek on 6/15/16.
 */
public class ASiCSimpleFormatFactory extends ASiCBaseFormatFactory {

  private static final Logger logger = LoggerFactory.getLogger(ASiCSimpleFormatFactory.class);

  public ASiCSimpleFormatFactory() {
    super();

    handlers.add(new SimpleASiCCAdESHandler());
    handlers.add(new SimpleASiCXAdESHandler());
    handlers.add(new SimpleEvidenceXMLRecordHandler());
    handlers.add(new SimpleEvidenceERSRecordHandler());

    Collections.sort(handlers, new HandlerSorter());

    logger.debug("Handler ordering for ASiCSimpleFormatFactory");
    final Iterator<EntryHandler> handlerIterator = this.handlers.iterator();
    while (handlerIterator.hasNext()) {
      final EntryHandler entryHandler = handlerIterator.next();
      logger.debug("  " + entryHandler.getPriority() + "  " + entryHandler.getClass().getSimpleName());
    }
  }

  @Override
  protected void validate() throws MOAApplicationException {
    if (this.dataEntries.size() != 1) {
      logger.warn("There can only be one data entry for ASiC signatures in simple format");
      throw new MOAApplicationException("asic.0014", null);
    }

    if (this.signatureEntries.size() != 1) {
      logger.warn("There can only be one signature entry for ASiC signatures in simple format");
      throw new MOAApplicationException("asic.0015", null);
    }
  }

  @Override
  public ASiCFormat factoryFormat() {
    return ASiCFormat.ASiCS;
  }
}