// Fetch Analytics Data
document.addEventListener('DOMContentLoaded', function() {
    fetch('/api/analytics')
        .then(response => response.json())
        .then(data => {
            // Update Total
            document.getElementById('total-interactions').innerText = data.total_interactions;

            // Update Chart
            const ctx = document.getElementById('sentimentChart').getContext('2d');
            new Chart(ctx, {
                type: 'doughnut',
                data: {
                    labels: ['Positive', 'Neutral', 'Negative'],
                    datasets: [{
                        data: data.sentiment_counts,
                        backgroundColor: ['#28a745', '#ffc107', '#dc3545'],
                        borderWidth: 0
                    }]
                },
                options: { plugins: { legend: { position: 'bottom' } } }
            });

            // Update Activity List
            const list = document.getElementById('activity-list');
            list.innerHTML = '';
            if (data.recent_intents && data.recent_intents.length > 0) {
                data.recent_intents.reverse().slice(0, 5).forEach(intent => {
                    const li = document.createElement('li');
                    li.className = 'list-group-item';
                    li.innerText = 'User Intent: ' + intent;
                    list.appendChild(li);
                });
            } else {
                 list.innerHTML = '<li class="list-group-item text-muted">No recent activity</li>';
            }
        })
        .catch(err => console.error("Failed to load analytics:", err));
});