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package no.digipost.api.interceptors.steps;

import no.digipost.api.PMode;
import no.digipost.api.representations.EbmsAktoer;
import no.digipost.api.representations.EbmsContext;
import no.digipost.api.representations.EbmsProcessingStep;
import no.digipost.api.representations.Mpc;
import no.digipost.api.representations.SimpleStandardBusinessDocument;
import no.digipost.api.xml.Constants;
import no.digipost.api.xml.JaxbMarshaller;
import no.digipost.api.xml.Marshalling;
import no.digipost.org.oasis_open.docs.ebxml_msg.ebms.v3_0.ns.core._200704.AgreementRef;
import no.digipost.org.oasis_open.docs.ebxml_msg.ebms.v3_0.ns.core._200704.CollaborationInfo;
import no.digipost.org.oasis_open.docs.ebxml_msg.ebms.v3_0.ns.core._200704.From;
import no.digipost.org.oasis_open.docs.ebxml_msg.ebms.v3_0.ns.core._200704.MessageInfo;
import no.digipost.org.oasis_open.docs.ebxml_msg.ebms.v3_0.ns.core._200704.PartInfo;
import no.digipost.org.oasis_open.docs.ebxml_msg.ebms.v3_0.ns.core._200704.PartProperties;
import no.digipost.org.oasis_open.docs.ebxml_msg.ebms.v3_0.ns.core._200704.PartyId;
import no.digipost.org.oasis_open.docs.ebxml_msg.ebms.v3_0.ns.core._200704.PartyInfo;
import no.digipost.org.oasis_open.docs.ebxml_msg.ebms.v3_0.ns.core._200704.PayloadInfo;
import no.digipost.org.oasis_open.docs.ebxml_msg.ebms.v3_0.ns.core._200704.Property;
import no.digipost.org.oasis_open.docs.ebxml_msg.ebms.v3_0.ns.core._200704.Service;
import no.digipost.org.oasis_open.docs.ebxml_msg.ebms.v3_0.ns.core._200704.To;
import no.digipost.org.oasis_open.docs.ebxml_msg.ebms.v3_0.ns.core._200704.UserMessage;
import no.digipost.org.unece.cefact.namespaces.standardbusinessdocumentheader.StandardBusinessDocument;
import org.springframework.ws.mime.Attachment;
import org.springframework.ws.soap.SoapHeaderElement;
import org.springframework.ws.soap.SoapMessage;

import java.time.ZonedDateTime;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;

public class AddUserMessageStep implements EbmsProcessingStep {

    private final EbmsAktoer databehandler;
    private final EbmsAktoer mottaker;
    private final JaxbMarshaller marshaller;
    private final Mpc mpc;
    private final String messageId;
    private final PMode.Action action;
    private final String refToMessageId;
    private final String instanceIdentifier;

    public AddUserMessageStep(final Mpc mpc, final String messageId, final PMode.Action action, final String refToMessageId, final StandardBusinessDocument doc, final EbmsAktoer databehandler, final EbmsAktoer mottaker, final JaxbMarshaller marshaller) {
        this.mpc = mpc;
        this.messageId = messageId;
        this.action = action;
        this.refToMessageId = refToMessageId;
        this.databehandler = databehandler;
        this.mottaker = mottaker;
        this.marshaller = marshaller;
        this.instanceIdentifier = new SimpleStandardBusinessDocument(doc).getInstanceIdentifier();
    }

    @Override
    public void apply(final EbmsContext ebmsContext, final SoapHeaderElement ebmsMessaging, final SoapMessage soapMessage) {
        PartyInfo partyInfo = new PartyInfo(
                new From().withRole(databehandler.rolle.urn)
                        .withPartyIds(new PartyId(databehandler.orgnr.getOrganisasjonsnummerMedLandkode(), PMode.PARTY_ID_TYPE)),
                new To().withRole(mottaker.rolle.urn)
                        .withPartyIds(new PartyId(mottaker.orgnr.getOrganisasjonsnummerMedLandkode(), PMode.PARTY_ID_TYPE))
        );
        UserMessage userMessage = new UserMessage()
                .withMpc(mpc.toString())
                .withMessageInfo(createMessageInfo())
                .withCollaborationInfo(createCollaborationInfo())
                .withPartyInfo(partyInfo);
        addPartInfo(soapMessage, userMessage);
        Marshalling.marshal(marshaller, ebmsMessaging, Constants.USER_MESSAGE_QNAME, userMessage);
    }

    private CollaborationInfo createCollaborationInfo() {
        return new CollaborationInfo()
                .withAction(action.value)
                .withAgreementRef(new AgreementRef()
                        .withValue(action.agreementRef))
                .withConversationId(instanceIdentifier)
                .withService(new Service().withValue(PMode.SERVICE));
    }

    private void addPartInfo(final SoapMessage requestMessage, final UserMessage userMessage) {
        List parts = new ArrayList();
        parts.add(new PartInfo());
        Iterator attachments = requestMessage.getAttachments();
        while (attachments.hasNext()) {
            Attachment attachment = attachments.next();
            String cid = "cid:" + attachment.getContentId().replace("<", "").replace(">", "");
            parts.add(createPartInfo(cid, attachment.getContentType(), "sdp:Dokumentpakke"));
        }
        userMessage.setPayloadInfo(new PayloadInfo().withPartInfos(parts));
    }

    private PartInfo createPartInfo(final String href, final String mimeType, final String content) {
        return new PartInfo()
                .withHref(href)
                .withPartProperties(new PartProperties()
                        .withProperties(new Property(mimeType, "MimeType"), new Property(content, "Content"))
                );

    }

    private MessageInfo createMessageInfo() {
        return new MessageInfo()
                .withMessageId(messageId)
                .withRefToMessageId(refToMessageId)
                .withTimestamp(ZonedDateTime.now());
    }

}