/*
 * Copyright 2014 Federal Chancellery Austria
 * MOA-ID has been developed in a cooperation between BRZ, the Federal
 * Chancellery Austria - ICT staff unit, and Graz University of Technology.
 *
 * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
 * the European Commission - subsequent versions of the EUPL (the "Licence");
 * You may not use this work except in compliance with the Licence.
 * You may obtain a copy of the Licence at:
 * http://www.osor.eu/eupl/
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the Licence is distributed on an "AS IS" basis,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the Licence for the specific language governing permissions and
 * limitations under the Licence.
 *
 * This product combines work with different licenses. See the "NOTICE" text
 * file for details on the various modules and licenses.
 * The "NOTICE" text file is part of the distribution. Any derivative works
 * that you distribute must include a readable copy of the "NOTICE" text file.
 */
package at.gv.egovernment.moa.id.protocols.eidas.attributes.builder;

import at.gv.egiz.eaaf.core.api.idp.IAttributeGenerator;
import at.gv.egiz.eaaf.core.api.idp.IAuthData;
import at.gv.egiz.eaaf.core.api.idp.ISPConfiguration;
import at.gv.egiz.eaaf.core.exceptions.AttributeBuilderException;
import at.gv.egovernment.moa.id.data.IMOAAuthData;
import at.gv.egovernment.moa.id.protocols.builder.attributes.MandateLegalPersonSourcePinAttributeBuilder;
import at.gv.egovernment.moa.logging.Logger;
import at.gv.egovernment.moa.util.MiscUtil;

/**
 * @author tlenz
 *
 */
@Deprecated
@eIDASMetadata
public class eIDASAttrLegalPersonIdentifier extends MandateLegalPersonSourcePinAttributeBuilder implements IeIDASAttribute {

	@Override
	public <ATT> ATT build(ISPConfiguration oaParam, IAuthData authData,
			IAttributeGenerator<ATT> g) throws AttributeBuilderException {
		
		if (authData instanceof IMOAAuthData) {
			if(((IMOAAuthData)authData).isUseMandate()) {
			
				//extract eIDAS unique Id prefix from naturalPerson bPK identifier
				if (MiscUtil.isEmpty(authData.getBPKType())
					|| !authData.getBPKType().startsWith(at.gv.egovernment.moa.util.Constants.URN_PREFIX_EIDAS)) {
					Logger.error("BPKType is empty or does not start with eIDAS bPKType prefix! bPKType:" + authData.getBPKType());
					throw new AttributeBuilderException("Suspect bPKType for eIDAS identifier generation");
				
				} 
			
				//add eIDAS eID prefix to legal person identifier
				String prefix = authData.getBPKType().substring(at.gv.egovernment.moa.util.Constants.URN_PREFIX_EIDAS.length() + 1);
				String legalPersonID = prefix.replaceAll("\\+", "/") + "/" + getLegalPersonIdentifierFromMandate(((IMOAAuthData)authData));						
				return g.buildStringAttribute(MANDATE_LEG_PER_SOURCE_PIN_FRIENDLY_NAME, 
						MANDATE_LEG_PER_SOURCE_PIN_NAME, legalPersonID);
			}
		}
		
		return null;
				
	}
	
	@Override
	public String getName() {
		return eu.eidas.auth.engine.core.eidas.spec.LegalPersonSpec.Definitions.LEGAL_PERSON_IDENTIFIER.getNameUri().toString();
	}	
}