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package hsmexampleconsole;

import java.util.Scanner;
import objects.Keys;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import utils.ExampleHSM;
import utils.Utils;

/**
 *
 * @author TuoiCM
 */
public class HSMExampleConsole {

    //<editor-fold defaultstate="collapsed" desc="VARIABLES">
    private static final Logger logger = LoggerFactory.getLogger(HSMExampleConsole.class);
    private static final String KEY_ID_HARDCODE = "d6e28252-3097-4697-bb29-658284682bc3";
    private static final String KEY_LABEL_HARDCODE = "d6e28252-3097-4697-bb29-658284682bc3";
    private static final String COUNTRY_HARDCODE = "VN";
    private static final String MNEMONIC = "HAN";
    private static final String SEQUENCE = "00000";
    private static final String HASH_HARDCODE = "ply4GS4qKDlx3lwARzhnxbzZmevgwQs8Tq3B7MQFvx8=";
    private static final String ENCODING_BASE64 = "base64";
    //</editor-fold>

    //<editor-fold defaultstate="collapsed" desc="MAIN">
    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) {
        try {
            String is64 = System.getProperty("sun.arch.data.model");
            System.out.println("YOUR SYSTEM SUPPORTS " + is64 + " BIT");
            processHSM();
        } catch (Exception ex) {
            logger.error(Utils.printStackTrace(ex));
        }
    }
    //</editor-fold>

    //<editor-fold defaultstate="collapsed" desc="SHOW MENU">
    private static void showMenu() {
        System.out.println("1. INIT HSM");
        System.out.println("2. LIST KEY HSM");
        System.out.println("3. GEN KEY HSM");
        System.out.println("4. CVC REQUEST HSM");
        System.out.println("5. GEN SIGNATURE HSM");
        System.out.println("6. EXIT");
    }
    //</editor-fold>

    //<editor-fold defaultstate="collapsed" desc="PROCESS HSM">
    private static void processHSM() {
        try {
            Scanner sc = new Scanner(System.in);
            int choice = 0;
            while (true) {
                showMenu();
                System.out.println("ENTERT OPTION");
                choice = sc.nextInt();
                switch (choice) {
                    case 1: //Init
                        System.out.println("INIT HSM...");
                        ExampleHSM.init();
                        break;
                    case 2: // List Key
                        System.out.println("LIST KEY...");
                        Keys[] keyses = ExampleHSM.getKeys();
                        if (null != keyses && keyses.length > 0) {
                            for (Keys keyse : keyses) {
                                logger.debug("KEY ID/KEY LABEL LIST " + keyse.getKeyId() + "/" + keyse.getKeyLabel());
                            }
                        } else {
                            logger.warn("LIST KEY IS NULL");
                        }
                        break;
                    case 3: // Gen Key
                        System.out.println("GEN KEY...");
                        Keys[] keysGen = ExampleHSM.generateKeyPari(null, null, null);
                        if (null != keysGen && keysGen.length > 0) {
                            for (Keys keys : keysGen) {
                                logger.debug("KEY ID/KEY LABEL GENERATE " + keys.getKeyId() + "/" + keys.getKeyLabel());
                            }
                        } else {
                            logger.warn("KEY GEN IS NULL");
                        }
                        break;
                    case 4: // CVC Requeset
                        System.out.println("CVC REQUEST...");
                        String cvcRequest = ExampleHSM.cvcRequest(COUNTRY_HARDCODE, MNEMONIC, SEQUENCE, null, KEY_ID_HARDCODE, KEY_LABEL_HARDCODE);
                        if(Utils.isNullOrEmpty(cvcRequest)) {
                            logger.warn("CVC REQUEST IS NULL");
                        } else {
                            logger.debug("CVC REQUEST\n" + cvcRequest);
                        }
                        break;
                    case 5: // Gen Signature
                        System.out.println("GEN SIGNATURE...");
                        String taSignature = ExampleHSM.getTASginature(KEY_ID_HARDCODE, KEY_LABEL_HARDCODE, HASH_HARDCODE, ENCODING_BASE64);
                        if(Utils.isNullOrEmpty(taSignature)) {
                            logger.warn("TA SIGNATURE IS NULL");
                        } else {
                            logger.debug("TA SIGNATURE\n" + taSignature);
                        }
                        break;
                    case 6:
                        System.out.println("BYE BYE");
                        ExampleHSM.destroy();
                        System.exit(0);
                    default:
                        showMenu();
                        System.out.println("INVALID OPTION. TRY AGAIN");
                        choice = sc.nextInt();
                }
            }
        } catch (Exception e) {
            logger.error("PROCESS HSM FAIL " + Utils.printStackTrace(e));
        }
    }
    //</editor-fold>
}