MediaWiki:Common.js：修订间差异

第19行：

/* 随机选择背景 */

var bg_links = ['url(https://i.loli.net/2020/01/19/31GwqBplCKDaMHW.jpg)', 'url(https://i.loli.net/2020/01/19/PpvFBOdT8DArt47.jpg)', "url(https://i.loli.net/2020/09/27/h86Nc4AIsmLb1Vi.jpg)", "url(https://i.loli.net/2021/09/23/LIqwG9c5xDQCY4Z.jpg)", "url(https://s2.loli.net/2022/11/06/XSB5YxF3ao2f7ZT.jpg)"];

// var bg_links = ['url(https://i.loli.net/2020/01/19/31GwqBplCKDaMHW.jpg)', 'url(https://i.loli.net/2020/01/19/PpvFBOdT8DArt47.jpg)', "url(https://i.loli.net/2020/09/27/h86Nc4AIsmLb1Vi.jpg)", "url(https://i.loli.net/2021/09/23/LIqwG9c5xDQCY4Z.jpg)", "url(https://s2.loli.net/2022/11/06/XSB5YxF3ao2f7ZT.jpg)"];

$('body.skin-vector').css('background', ~~bg_links~~[~~Math.floor(Math.random()*bg_links.length)~~]);

function weightedRandomSelection(items) {

// Calculate the total weight of all items.

const totalWeight = items.reduce((sum, [item, weight]) => sum + weight, 0);

// Generate a random value between 0 and the total weight.

const randomValue = Math.random() * totalWeight;

// Iterate over the items, keeping track of the current weight.

let currentWeight = 0;

for (const [item, weight] of items) {

currentWeight += weight;

// If the current weight is greater than or equal to the random value, return the item.

if (currentWeight >= randomValue) {

return item;

}

const bg_links = [

('url(https://0v0.zjsnrwiki.com/static/bg_4.webp)', 0.16),

('url(https://0v0.zjsnrwiki.com/static/bg_5.webp)', 0.16),

('url(https://0v0.zjsnrwiki.com/static/bg_6.webp)', 0.16),

('url(https://0v0.zjsnrwiki.com/static/bg_7.webp)', 0.16),

('url(https://0v0.zjsnrwiki.com/static/bg_8a.webp)', 0.16),

('url(https://0v0.zjsnrwiki.com/static/bg_8b.webp)', 0.16),

];

const random_bg_link = weightedRandomSelection(bg_links);

console.log(random_bg_link);

$('body.skin-vector').css('background',random_bg_link[0]);

$('body.skin-vector').css('background-position', 'centre');

$('body.skin-vector').css('background-repeat', 'no-repeat');

第26行：

第55行：

$('body.skin-vector').css('background-attachment', 'fixed');

$('body.skin-citizen').css('background', ~~bg_links~~[~~Math.floor(Math.random()*bg_links.length)~~]);

$('body.skin-citizen').css('background', random_bg_link[0]);

$('body.skin-citizen').css('background-position', 'centre');

$('body.skin-citizen').css('background-repeat', 'no-repeat');