// Simple app.js for additional functionality

document.addEventListener('DOMContentLoaded', function() {
    // Auto-dismiss alerts after 5 seconds
    const alerts = document.querySelectorAll('.alert:not(.alert-info)');
    alerts.forEach(function(alert) {
        setTimeout(function() {
            const bsAlert = new bootstrap.Alert(alert);
            bsAlert.close();
        }, 5000);
    });

    // Add loading state to forms
    const forms = document.querySelectorAll('form');
    forms.forEach(function(form) {
        form.addEventListener('submit', function(e) {
            const submitBtn = form.querySelector('button[type="submit"]');
            if (submitBtn) {
                submitBtn.disabled = true;
                submitBtn.innerHTML = '<span class="spinner-border spinner-border-sm" role="status" aria-hidden="true"></span> Przetwarzanie...';
            }
        });
    });

    // Code input - accept only numbers
    const codeInput = document.getElementById('code');
    if (codeInput) {
        codeInput.addEventListener('keypress', function(e) {
            // Allow only numbers
            if (e.key < '0' || e.key > '9') {
                e.preventDefault();
            }
        });

        // Auto-submit when 6 digits entered
        codeInput.addEventListener('input', function(e) {
            if (this.value.length === 6) {
                // Optional: auto-submit after 6 digits
                // this.form.submit();
            }
        });
    }

    // Add smooth scroll behavior
    document.documentElement.style.scrollBehavior = 'smooth';
});

// Console styling for verification code (if shown)
console.log('%cSystem Logowania 2FA', 'color: #667eea; font-size: 24px; font-weight: bold;');
console.log('%cAplikacja demonstracyjna', 'color: #666; font-size: 12px;');