// Password visibility toggle is handled by event delegation in account-settings.js

// API Key Form Submission
document.getElementById('apiKeysForm')?.addEventListener('submit', async function(e) {
    e.preventDefault();
    
    const apiKey = document.getElementById('krakenApiKey').value.trim();
    const apiSecret = document.getElementById('krakenApiSecret').value.trim();
    
    // Basic validation
    if (!apiKey || !apiSecret) {
        showNotification('Both API Key and Secret are required', 'error');
        return;
    }
    
    // Advanced validation (Kraken API keys are typically 56 chars)
    if (apiKey.length < 50 || apiKey.length > 60) {
        showNotification('API Key appears invalid (typically 56 characters)', 'warning');
        // Continue despite warning
    }
    
    if (apiSecret.length < 50 || apiSecret.length > 100) {
        showNotification('API Secret appears invalid', 'warning');
        // Continue despite warning
    }
    
    try {
        const response = await fetch('/api/apikey.php', {
            method: 'POST',
            headers: {
                'Content-Type': 'application/json',
                'X-CSRF-Token': ''
            },
            body: JSON.stringify({
                apiKey: apiKey,
                apiSecret: apiSecret
            })
        });
        
        const result = await response.json();
        
        if (result.success) {
            showNotification('API keys saved successfully', 'success');
            
            // Mask the secret in the UI after saving
            document.getElementById('krakenApiSecret').type = 'password';
            document.querySelector('.toggle-password').textContent = '👁️';
            
            // Update local cache if needed
            if (typeof updateApiKeyCache === 'function') {
                updateApiKeyCache(apiKey, apiSecret);
            }
        } else {
            showNotification(result.message || 'Failed to save API keys', 'error');
        }
    } catch (error) {
        console.error('API Key Save Error:', error);
        showNotification('Network error - please try again', 'error');
    }
});

// Optional: Input formatting for better UX
document.getElementById('krakenApiKey')?.addEventListener('input', function() {
    this.value = this.value.replace(/\s+/g, '');
});

document.getElementById('krakenApiSecret')?.addEventListener('input', function() {
    this.value = this.value.replace(/\s+/g, '');
});