查看“︁MediaWiki:Common.js”︁的源代码

//Microsoft 和 Google 分析
document.head.insertAdjacentHTML('beforeend',`
<!-- Google tag (gtag.js) -->
<script async src="https://www.googletagmanager.com/gtag/js?id=G-GVZPTSXG1H"></script>
<script>
  window.dataLayer = window.dataLayer || [];
  function gtag(){dataLayer.push(arguments);}
  gtag('js', new Date());

  gtag('config', 'G-GVZPTSXG1H');
</script>
`);
document.head.insertAdjacentHTML('beforeend',`
<script type="text/javascript">
    (function(c,l,a,r,i,t,y){
        c[a]=c[a]||function(){(c[a].q=c[a].q||[]).push(arguments)};
        t=l.createElement(r);t.async=1;t.src="https://www.clarity.ms/tag/"+i;
        y=l.getElementsByTagName(r)[0];y.parentNode.insertBefore(t,y);
    })(window, document, "clarity", "script", "uewoetn0au");
</script>
`);
document.head.insertAdjacentHTML('beforeend',`
<meta name="baidu-site-verification" content="codeva-38vNyP0io6" />
`);

mw.loader.using(['mediawiki.util', 'mediawiki.api']).then(function () {
    $(function () {
        var $el = $('#wiki-wordcount-number');
        if (!$el.length) return;

        // 标记是否已触发过动画
        var triggered = false;

        // IntersectionObserver 配置
        var observer = new IntersectionObserver(function(entries) {
            entries.forEach(function(entry) {
                if (entry.isIntersecting && !triggered) {
                    triggered = true;
                    startCountAnimation();
                    observer.unobserve(entry.target);
                }
            });
        }, {
            root: null,      // 视口为浏览器窗口
            rootMargin: "0px",
            threshold: 0.3   // 至少 30% 可见才触发
        });

        // 观察目标元素
        observer.observe(document.getElementById('wiki-wordcount-number'));

        // 真正执行字数滚动动画
        function startCountAnimation() {
            new mw.Api().get({
                action: 'query',
                meta: 'siteinfo',
                siprop: 'statistics',
                format: 'json'
            }).done(function (data) {
                var total = (data.query.statistics['cirrussearch-article-words'] || 0);

                // 缓动函数（前快后慢）
                function easeOutQuad(t) {
                    return t * (2 - t);
                }

                var duration = 2000;
                var startTime = null;

                function animate(timestamp) {
                    if (!startTime) startTime = timestamp;
                    var run = timestamp - startTime;
                    var progress = Math.min(run / duration, 1);
                    var eased = easeOutQuad(progress);

                    var currentVal = Math.floor(eased * total);
                    $el.text(currentVal.toLocaleString());

                    if (progress < 1) {
                        requestAnimationFrame(animate);
                    }
                }
                requestAnimationFrame(animate);
            }).fail(function () {
                console.error('字数统计 API 请求失败');
            });
        }
    });
});