package at.gv.egiz.moazs.preprocess;

import at.gv.zustellung.app2mzs.xsd.*;
import org.springframework.lang.Nullable;
import org.springframework.stereotype.Component;

@Component
public class MzsDeliveryRequestValidator {

    /**
     * Checks if the mandatory fields that are needed to send a tnvz:QueryPersonRequest are present.
     * @param request
     * @return true if mandatory fields are present.
     */
    public boolean isTnvzComplete(DeliveryRequestType request) {
        return !request.getConfig().isPerformQueryPersonRequest() ||
                (request.getTnvzMetaData() != null
                && request.getSender().getCorporateBody() != null);
    }

    /**
     * Check if all mandatory fields of configuration are present.
     *
     * @param profile
     * @return true if all mandatory fields are present.
     */
    public boolean isConfigProfileComplete(@Nullable ConfigType profile) {
        return profile != null
                && profile.isPerformQueryPersonRequest() != null
                && isTVNZClientConfigured(profile.getTNVZClient(), profile.isPerformQueryPersonRequest())
                && isClientConfigured(profile.getMSGClient())
                && areSinksConfigured(profile.getMsgResponseSinks());
    }

    private boolean isTVNZClientConfigured(ClientType tnvzClient, Boolean isPerformQueryPersonRequest) {
        return !isPerformQueryPersonRequest || (tnvzClient != null
                && tnvzClient.getURL() != null
                && tnvzClient.getReceiveTimeout() != null
                && tnvzClient.getConnectionTimeout() != null
                && isSSLConfigured(tnvzClient));
    }

    private boolean isClientConfigured(ClientType clientParams) {
        return clientParams != null
                && clientParams.getURL() != null
                && isSSLConfigured(clientParams)
                && clientParams.getReceiveTimeout() != null
                && clientParams.getConnectionTimeout() != null;
    }

    private boolean isSSLConfigured(ClientType clientParams) {
        return !clientParams.getURL().startsWith("https") || (clientParams.getSSL() != null
                && clientParams.getSSL().isTrustAll() != null
                && clientParams.getSSL().isLaxHostNameVerification() != null
                && isKeyStoreConfigured(clientParams.getSSL().getKeyStore())
                && isTrustStoreConfigured(clientParams.getSSL().getTrustStore()));
    }

    private boolean isKeyStoreConfigured(KeyStoreType keyStore) {
        return keyStore == null || (keyStore.getPassword() != null
                && keyStore.getFileType() != null
                && keyStore.getFileName() != null);
    }

    private boolean isTrustStoreConfigured(KeyStoreType trustStore) {
        return trustStore == null || (trustStore.getPassword() != null
                && "JKS".equals(trustStore.getFileType())
                && trustStore.getFileName() != null);
    }

    private boolean areSinksConfigured(MsgResponseSinksType sinks) {
        return sinks != null
                && sinks.isLogResponse() != null
                && isSaveResponseToFileConfigured(sinks.getSaveResponseToFile())
                && isForwardResponseToServiceConfigured(sinks.getForwardResponseToService());
    }

    private boolean isSaveResponseToFileConfigured(SaveResponseToFileType fileSink) {
        return fileSink != null
                && (!fileSink.isActive() || fileSink.getPath() != null);
    }

    private boolean isForwardResponseToServiceConfigured(ForwardResponseToServiceType forwardSink) {
        return forwardSink != null
                && (!forwardSink.isActive() || isClientConfigured(forwardSink.getMzsClient()));
    }



}