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/*
 * Mobius Software LTD
 * Copyright 2019, Mobius Software LTD and individual contributors
 * by the @authors tag.
 *
 * This program is free software: you can redistribute it and/or modify
 * 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 
 */

package org.restcomm.protocols.ss7.commonapp.gap;

import org.restcomm.protocols.ss7.commonapp.api.circuitSwitchedCall.InformationToSend;
import org.restcomm.protocols.ss7.commonapp.api.gap.GapTreatment;
import org.restcomm.protocols.ss7.commonapp.api.isup.CauseIsup;
import org.restcomm.protocols.ss7.commonapp.circuitSwitchedCall.InformationToSendWrapperImpl;
import org.restcomm.protocols.ss7.commonapp.isup.CauseIsupImpl;

import com.mobius.software.telco.protocols.ss7.asn.ASNClass;
import com.mobius.software.telco.protocols.ss7.asn.annotations.ASNProperty;
import com.mobius.software.telco.protocols.ss7.asn.annotations.ASNTag;
import com.mobius.software.telco.protocols.ss7.asn.annotations.ASNValidate;
import com.mobius.software.telco.protocols.ss7.asn.exceptions.ASNParsingComponentException;
import com.mobius.software.telco.protocols.ss7.asn.exceptions.ASNParsingComponentExceptionReason;

/**
 *
 * @author  Bartosz Krok (ProIDS sp. z o.o.)
 * @author yulianoifa
 */
@ASNTag(asnClass = ASNClass.UNIVERSAL,tag = 16,constructed = true,lengthIndefinite = false)
public class GapTreatmentImpl implements GapTreatment {
	@ASNProperty(asnClass = ASNClass.CONTEXT_SPECIFIC,tag = 0,constructed = true,index = -1)
    private InformationToSendWrapperImpl informationToSend;
    
    @ASNProperty(asnClass = ASNClass.CONTEXT_SPECIFIC,tag = 1,constructed = false,index = -1,defaultImplementation = CauseIsupImpl.class)
    private CauseIsup releaseCause;

    public GapTreatmentImpl() {
    }

    public GapTreatmentImpl(InformationToSend informationToSend) {
    	if(informationToSend!=null)
    		this.informationToSend = new InformationToSendWrapperImpl(informationToSend);
    }

    public GapTreatmentImpl(CauseIsup releaseCause) {
        this.releaseCause = releaseCause;
    }

    public InformationToSend getInformationToSend() {
    	if(informationToSend==null)
    		return null;
    	
        return informationToSend.getInformationToSend();
    }

    public CauseIsup getCause() {
        return releaseCause;
    }

    @Override
    public String toString() {

        StringBuilder sb = new StringBuilder();
        sb.append("GapTreatment [");

        if (informationToSend != null) {
            sb.append("informationToSend=");
            sb.append(informationToSend);
        } else if (releaseCause != null) {
            sb.append(", releaseCause=");
            sb.append(releaseCause);
        }

        sb.append("]");

        return sb.toString();
    }
	
	@ASNValidate
	public void validateElement() throws ASNParsingComponentException {
		if(informationToSend==null && releaseCause==null)
			throw new ASNParsingComponentException("either information to send or release cause should be set for gap treatment", ASNParsingComponentExceptionReason.MistypedParameter);		
	}
}