function showMessage(text, type = 'success') {
    const messageEl = document.getElementById('message');
    messageEl.textContent = text;
    messageEl.className = `message ${type}`;

    setTimeout(() => {
        messageEl.className = 'message hidden';
    }, 5000);
}

async function syncLibrary() {
    showMessage('Syncing with Audiobookshelf...', 'success');

    try {
        const response = await fetch('/api/sync');
        const data = await response.json();

        if (data.status === 'success') {
            showMessage(data.message, 'success');
            setTimeout(() => window.location.reload(), 1500);
        } else {
            showMessage(data.message || 'Sync failed', 'error');
        }
    } catch (error) {
        showMessage('Error syncing with Audiobookshelf: ' + error.message, 'error');
    }
}

async function generateRecommendations() {
    showMessage('Generating AI recommendations...', 'success');

    try {
        const response = await fetch('/api/recommendations/generate');
        const data = await response.json();

        if (data.status === 'success') {
            showMessage(`Generated ${data.count} new recommendations!`, 'success');
            setTimeout(() => window.location.reload(), 1500);
        } else {
            showMessage(data.message || 'Failed to generate recommendations', 'error');
        }
    } catch (error) {
        showMessage('Error generating recommendations: ' + error.message, 'error');
    }
}