[template example] reviews-summary.php

<?php defined('ABSPATH') || die; ?>

<style>
    .style-tripadvisor { max-width: none !important; font-size:14px !important; }
    .style-tripadvisor .glsr-summary-text { margin-top: 0; }
</style>

<?php

if ('style-tripadvisor' === $args['class']) :
    $rating = round((int) wp_filter_nohtml_kses($context['rating']));
    $levels = [
        'Nothing',   // 0 star average
        'Bad',       // 1 star average
        'Okay',      // 2 star average
        'Good',      // 3 star average
        'Great',     // 4 star average
        'Excellent', // 5 star average
    ];
?>
    <div class="glsr-summary-wrap">
        <div class="{{ class }}">
            <div style="display:flex; align-items: center;">
                <span style="flex:1 0 auto;">Our customers say</span>
                <span style="font-size:18px;font-weight:600; margin:0 .5em;"><?= $levels[$rating]; ?></span>
                {{ stars }}
                {{ text }}
            </div>
        </div>
    </div>
<?php else : ?>
    <div class="glsr-summary-wrap">
        <div class="{{ class }}">
            {{ rating }}
            {{ stars }}
            {{ text }}
            {{ percentages }}
        </div>
    </div>
<?php endif; ?>