main.cpp

#include <iostream>

// Core modules
#include "core/auth.h"
#include "core/vault.h"

// Security features
#include "security/security.h"

// Config (stores password, attempts, timestamp)
#include "utils/config.h"

using namespace std;

int main() {

    // ================= LOAD CONFIG =================
    // Loads:
    // - stored password
    // - failed attempts count
    // - timestamp (for expiry feature)
    loadConfig();


    // ================= EXPIRY CHECK =================
    // If vault lifetime exceeded → auto self-destruct
    checkExpiry();


    // ================= FIRST RUN SETUP =================
    // If no password is stored → first time execution
    if (isFirstRun()) {
        firstRunSetup();   // asks user to set master password
    }


    // ================= LOGIN SYSTEM =================
    // Returns:
    // REAL_USER  → correct password
    // DECOY_USER → wrong password (trap mode)
    // BLOCKED    → too many attempts → destroy
    LoginResult result = login();


    // ================= SELF-DESTRUCT =================
    // If max attempts reached → delete vault permanently
    if (result == BLOCKED) {
        destroyVault();

        cout << "\n⚠️ SECURITY BREACH DETECTED\n";
        cout << "Vault has been permanently destroyed.\n";

        return 0;   // terminate program
    }


    // ================= VAULT ACCESS =================
    // Correct password → real vault
    // Wrong password → decoy vault (attacker trap)
    if (result == REAL_USER) {

        cout << "\nAccess Granted: Real Vault\n";

        // Loads and runs actual vault
        startVault("data/vault.txt");

    } else {

        cout << "\nAccess Granted: Limited Mode\n";

        // Loads decoy vault to mislead attacker
        startVault("data/decoy.txt");
    }


    // ================= EXIT =================
    return 0;
}