UserUtils

General purpose DOM/GreaseMonkey library: register listeners for when CSS selectors exist, intercept events, create persistent & synchronous data stores, modify the DOM more easily and much more

目前為 2023-08-12 提交的版本，檢視最新版本。

此腳本不應該直接安裝，它是一個供其他腳本使用的函式庫。欲使用本函式庫，請在腳本 metadata 寫上： // @require https://update.gf.qytechs.cn/scripts/472956/1234452/UserUtils.js

發表問題、評論、或檢舉該腳本。

Wrap lines

var UserUtils = (function (exports) {
	'use strict';

	var h=Object.defineProperty,y=Object.defineProperties;var g=Object.getOwnPropertyDescriptors;var p=Object.getOwnPropertySymbols;var w=Object.prototype.hasOwnProperty,v=Object.prototype.propertyIsEnumerable;var f=(n,e,t)=>e in n?h(n,e,{enumerable:!0,configurable:!0,writable:!0,value:t}):n[e]=t,m=(n,e)=>{for(var t in e||(e={}))w.call(e,t)&&f(n,t,e[t]);if(p)for(var t of p(e))v.call(e,t)&&f(n,t,e[t]);return n},b=(n,e)=>y(n,g(e));var x=(n,e,t)=>new Promise((r,o)=>{var i=s=>{try{a(t.next(s));}catch(l){o(l);}},u=s=>{try{a(t.throw(s));}catch(l){o(l);}},a=s=>s.done?r(s.value):Promise.resolve(s.value).then(i,u);a((t=t.apply(n,e)).next());});function A(n,e,t){return Math.max(Math.min(n,t),e)}function N(n,e,t,r,o){return Number(e)===0&&Number(r)===0?n*(o/t):(n-e)*((o-r)/(t-e))+r}function d(...n){let e,t;if(typeof n[0]=="number"&&typeof n[1]=="number")[e,t]=n;else if(typeof n[0]=="number"&&typeof n[1]!="number")e=0,t=n[0];else throw new TypeError(`Wrong parameter(s) provided - expected: "number" and "number|undefined", got: "${typeof n[0]}" and "${typeof n[1]}"`);if(e=Number(e),t=Number(t),isNaN(e)||isNaN(t))throw new TypeError(`Parameters "min" and "max" can't be NaN`);if(e>t)throw new TypeError(`Parameter "min" can't be bigger than "max"`);return Math.floor(Math.random()*(t-e+1))+e}function H(n){return T(n)[0]}function T(n){if(n.length===0)return [void 0,void 0];let e=d(n.length-1);return [n[e],e]}function I(n){let[e,t]=T(n);if(t!==void 0)return n.splice(t,1),e}function C(n){let e=[...n];if(n.length===0)return n;for(let t=e.length-1;t>0;t--){let r=Math.floor(d(0,1e4)/1e4*(t+1));[e[t],e[r]]=[e[r],e[t]];}return e}function L(){try{return unsafeWindow}catch(n){return window}}function j(n,e){var t;return (t=n.parentNode)==null||t.insertBefore(e,n.nextSibling),e}function R(n,e){let t=n.parentNode;if(!t)throw new Error("Element doesn't have a parent node");return t.replaceChild(e,n),e.appendChild(n),e}function F(n){let e=document.createElement("style");e.innerHTML=n,document.head.appendChild(e);}function W(n,e=!1){let t=n.map(r=>new Promise((o,i)=>{let u=new Image;u.src=r,u.addEventListener("load",()=>o(u)),u.addEventListener("error",a=>e&&i(a));}));return Promise.allSettled(t)}function $(n){let e=document.createElement("a");Object.assign(e,{className:"userutils-open-in-new-tab",target:"_blank",rel:"noopener noreferrer",href:n}),e.style.display="none",document.body.appendChild(e),e.click(),setTimeout(e.remove,50);}function M(n,e,t){typeof Error.stackTraceLimit=="number"&&Error.stackTraceLimit<1e3&&(Error.stackTraceLimit=1e3),function(r){element.__proto__.addEventListener=function(...o){if(!(o[0]===e&&t()))return r.apply(this,o)};}(n.__proto__.addEventListener);}function q(n,e){return M(L(),n,e)}function G(n,e=1){let t=new(window.AudioContext||window.webkitAudioContext),r={mediaElement:n,amplify:o=>{r.gain.gain.value=o;},getAmpLevel:()=>r.gain.gain.value,context:t,source:t.createMediaElementSource(n),gain:t.createGain()};return r.source.connect(r.gain),r.gain.connect(t.destination),r.amplify(e),r}function B(n,e){return (Array.isArray(e)||e instanceof NodeList)&&(e=e.length),`${n}${e===1?"":"s"}`}function U(n){return new Promise(e=>{setTimeout(e,n);})}function D(n,e=300){let t;return function(...r){clearTimeout(t),t=setTimeout(()=>n.apply(this,r),e);}}function J(t){return x(this,arguments,function*(n,e={}){let{timeout:r=1e4}=e,o=new AbortController,i=setTimeout(()=>o.abort(),r),u=yield fetch(n,b(m({},e),{signal:o.signal}));return clearTimeout(i),u})}var c=new Map;function V(n,e){let t=[];c.has(n)&&(t=c.get(n)),t.push(e),c.set(n,t),E(n,t);}function X(n){return c.delete(n)}function E(n,e){let t=[];if(e.forEach((r,o)=>{try{let i=r.all?document.querySelectorAll(n):document.querySelector(n);(i!==null&&i instanceof NodeList&&i.length>0||i!==null)&&(r.listener(i),r.continuous||t.push(o));}catch(i){console.error(`Couldn't call listener for selector '${n}'`,i);}}),t.length>0){let r=e.filter((o,i)=>!t.includes(i));r.length===0?c.delete(n):c.set(n,r);}}function Y(n={}){new MutationObserver(()=>{for(let[t,r]of c.entries())E(t,r);}).observe(document.body,m({subtree:!0,childList:!0},n));}function Z(){return c}

	exports.addGlobalStyle = F;
	exports.addParent = R;
	exports.amplifyMedia = G;
	exports.autoPlural = B;
	exports.clamp = A;
	exports.debounce = D;
	exports.fetchAdvanced = J;
	exports.getSelectorMap = Z;
	exports.getUnsafeWindow = L;
	exports.initOnSelector = Y;
	exports.insertAfter = j;
	exports.interceptEvent = M;
	exports.interceptWindowEvent = q;
	exports.mapRange = N;
	exports.onSelector = V;
	exports.openInNewTab = $;
	exports.pauseFor = U;
	exports.preloadImages = W;
	exports.randRange = d;
	exports.randomItem = H;
	exports.randomItemIndex = T;
	exports.randomizeArray = C;
	exports.removeOnSelector = X;
	exports.takeRandomItem = I;

	return exports;

})({});

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