package org.openautonomousconnection.dns;

import org.openautonomousconnection.protocol.ProtocolBridge;
import org.openautonomousconnection.protocol.side.dns.ConnectedProtocolClient;
import org.openautonomousconnection.protocol.side.dns.ProtocolDNSServer;
import org.openautonomousconnection.protocol.versions.v1_0_0.beta.DNSResponseCode;
import org.openautonomousconnection.protocol.versions.v1_0_0.beta.Domain;

import java.io.File;
import java.io.IOException;
import java.security.cert.CertificateException;
import java.util.List;

public class Server extends ProtocolDNSServer {
    /**
     * Constructs a ProtocolDNSServer with the specified configuration file.
     *
     * @throws IOException          If an I/O error occurs.
     * @throws CertificateException If a certificate error occurs.
     */
    public Server() throws IOException, CertificateException {
        super(new File("config.properties"));
    }

    @Override
    public List<Domain> getDomains() {
        return List.of();
    }

    @Override
    public String getDomainDestination(Domain domain) {
        return "";
    }

    @Override
    public String getSubnameDestination(Domain domain, String subname) {
        return "";
    }

    @Override
    public String getTLNInfoSite(String topLevelName) {
        return "";
    }

    @Override
    public DNSResponseCode validateDomain(Domain requestedDomain) {
        if (!requestedDomain.getProtocol().equalsIgnoreCase("oac")) return DNSResponseCode.RESPONSE_INVALID_REQUEST;
        return DNSResponseCode.RESPONSE_DOMAIN_FULLY_NOT_EXIST;
    }

    @Override
    public void validationPacketSendFailed(Domain domain, ConnectedProtocolClient client, Exception exception) {
        ProtocolBridge.getInstance().getLogger().exception("Failed to send ValidationPacket. (" +
                "Domain: " + domain.getProtocol() + "." + (domain.hasSubname() ? domain.getSubname() : "") + "." + domain.getTopLevelName() + "/" + domain.getPath() + "?" + domain.getQuery() + "#" + domain.getFragment() + ";" +
                ";Client: " + client.getConnectionHandler().getClientID() + ")", exception);
    }

    @Override
    public void domainDestinationPacketFailedSend(ConnectedProtocolClient client, Domain domain, DNSResponseCode validationResponse, Exception exception) {
        ProtocolBridge.getInstance().getLogger().exception("Failed to send DomainDestinationPacket. (" +
                "Domain: " + domain.getProtocol() + "." + (domain.hasSubname() ? domain.getSubname() : "") + "." + domain.getTopLevelName() + "/" + domain.getPath() + "?" + domain.getQuery() + "#" + domain.getFragment() + ";" +
                "Validation response: " + validationResponse + ";Client: " + client.getConnectionHandler().getClientID() + ")", exception);
    }
}