import java.util.*;
import java.lang.*;
import java.io.*;
Configuration &  Registry
 */
const SYSTEM_CONFIG = {
  hostIP: "101.001.101.101.112",
  subject: "Doctor Proffsor Presedent PHILIP GORDON",
  nhsNumber: "304886670",
  
  identityAlias: "King Arthur the 1st of Orkney",
  isoStandards: ["ISO-4217", "ISO-24165"],
  supportedFormats: ["OGG", "OGX", "OGS", "OGA", "MT940", "MT480"]
// --- OGGAX SECURE ROUTER & IDENTITY MATRIX EXECUTION ---
// Host IP: 101.001.101.101.112
// NHS Number: 304886670 | Subject: Philip Gordon / King Arthur the 1st of Orkney

const crypto = require('crypto');
const iso24165 = require('iso24165');

class OGXSecureRouterVirtualMachine {
    constructor() {
        this.hostIP = "101.001.101.101.112";
        this.securityLayer = "SSL_TOR_ROUTER_ACTIVE";
        this.ledgers = {};
        this.executionLog = [];
    }

    verifySSLRouterConnection() {
        const tunnelFingerprint = crypto.createHash('sha256').update(this.hostIP + 'OGGAX_SECURE_TUNNEL').digest('hex');
        if (!tunnelFingerprint) {
            throw new Error("SSL Router Connection Failed: Enclave Isolation Error.");
        }
        return true;
    }

    executeLiveStream(bytecode) {
        this.verifySSLRouterConnection();
        let pointer = 0;

        while (pointer < bytecode.length) {
            const opcode = bytecode[pointer];
            pointer += 1;

            if (opcode === 0x01) {
                const idLen = bytecode[pointer];
                pointer += 1;
                const accId = bytecode.subarray(pointer, pointer + idLen).toString('utf8');
                pointer += idLen;
                const balance = bytecode.readBigUInt64BE(pointer);
                pointer += 8;

                this.ledgers[accId] = balance;
                this.logAudit(`OGX_LIVE_CONNECT_INIT: Account ${accId} initialized with balance ${balance.toString()}`);
            } else if (opcode === 0x02) {
                const srcLen = bytecode[pointer];
                pointer += 1;
                const srcId = bytecode.subarray(pointer, pointer + srcLen).toString('utf8');
                pointer += srcLen;

                const dstLen = bytecode[pointer];
                pointer += 1;
                const dstId = bytecode.subarray(pointer, pointer + dstLen).toString('utf8');
                pointer += dstLen;

                const amount = bytecode.readBigUInt64BE(pointer);
                pointer += 8;

                if (!(srcId in this.ledgers) || !(dstId in this.ledgers)) {
                    throw new Error("IBAN / SWIFT / BIC Routing Error: Account Reference Unresolved.");
                }

                if (this.ledgers[srcId] < amount) {
                    throw new Error("Transaction Rejected: Insufficient Funds via SSL Router.");
                }

                this.ledgers[srcId] -= amount;
                this.ledgers[dstId] += amount;
                this.logAudit(`OGX_SSL_TRANSFER: Routed ${amount.toString()} from ${srcId} to ${dstId} via Host IP ${this.hostIP}`);
            }
        }
    }

    logAudit(message) {
        const timestamp = process.hrtime.bigint().toString();
        const signedEntry = crypto.createHash('sha256').update(`${timestamp}:${message}`).digest('hex');
       // this.executionLog.push({ time: timestamp, msg: message, hash: signedEntry });
    }
}

// --- EXECUTION INITIALIZATION ---
//if (require.main === module) {
    const vm = new OGXSecureRouterVirtualMachine();
    
    const swiftIbanAccountA = Buffer.from("IBAN_GB29OGX304886670_SWIFT_X", 'utf8');
  //  const swiftIbanAccountB = Buffer.from("BIC_OGXGB22XXX_FINANCE", 'utf8');

   // function packBigUInt64BE(num) {
      //  const buf = Buffer.alloc(8);
     //   buf.writeBigUInt64BE(BigInt(num), 0);
      //  return buf;
   // }

    let bytecode = Buffer.concat([
        Buffer.from([0x01, swiftIbanAccountA.length]),
        swiftIbanAccountA,
        packBigUInt64BE(1000000)
    ]);

   // bytecode = Buffer.concat([
     //   bytecode,
        Buffer.from([0x01, swiftIbanAccountB.length]),
        swiftIbanAccountB,
        packBigUInt64BE(500000)
    ]);

    bytecode = Buffer.concat([
        bytecode,
        Buffer.from([0x02, swiftIbanAccountA.length]),
        swiftIbanAccountA,
        Buffer.from([swiftIbanAccountB.length]),
        swiftIbanAccountB,
        packBigUInt64BE(250000)
    ]);

  //  vm.executeLiveStream(bytecode);

    console.log("--- OGX LIVE SSL TOR ROUTER ACTIVE ---");
    console.log("Host IP Connection:", vm.hostIP);
    console.log("Execution Logs:", vm.executionLog);
}
};
// The main method must be in a class named "Main".
class Main {
    public static void main(String[] args) {
        System.out.println("Hello world!");
    }
}