MediaWiki:Common.js：修订间差异

第29行：

if (!$el.length) return;

~~new mw.Api().get({~~

// 标记是否已触发过动画

~~action: 'query',~~

var triggered = false;

~~meta: 'siteinfo',~~

~~siprop: 'statistics',~~

~~format: 'json'~~

~~}).done(function (data) {~~

var ~~total~~ = ~~(data.query.statistics['cirrussearch-article-words'] || 0)~~;

// ~~缓动函数（ease~~-~~out）：前快后慢~~

// IntersectionObserver 配置

function easeOutQuad(t) {

var observer = new IntersectionObserver(function(entries) {

return t * (2 - t);

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; ~~// 动画总时长~~

var duration = 2000;

var startTime = null;

function animate(timestamp) {

if (!startTime) startTime = timestamp;

var ~~time~~ = timestamp - startTime;

var run = timestamp - startTime;

var progress = Math.min(~~time~~ / duration, 1);

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 () {

requestAnimationFrame(animate);

console.error('字数统计 API 请求失败');

}).fail(function () {

});

console.error('字数统计 API 请求失败');

}

});