Facebook custom background

Custom facebook background
安裝腳本 ?
Wrap lines
// ==UserScript==
// @name         Facebook custom background
// @namespace    http://tampermonkey.net/
// @version      0.0.5
// @description  Custom facebook background
// @author       DauMoe
// @match        https://www.facebook.com/*
// @icon         https://www.google.com/s2/favicons?sz=64&domain=facebook.com
// @grant        none
// ==/UserScript==
(()=>{"use strict";function e(){return new Promise((function(e,t){var n=indexedDB.open("ImageStorageDB",1);n.onerror=function(e){t("Error opening IndexedDB")},n.onsuccess=function(t){e(t.target.result)},n.onupgradeneeded=function(e){e.target.result.createObjectStore("images",{keyPath:"id"}).createIndex("base64","base64",{unique:!1})}}))}var t="__fb-dark-mode",n="__fb-light-mode",o="transparent",r="darken",a="#2f2f2fa6",c="#25272880",s="#2527289e",i=o,d="lighten",u="#d7d4d469",l="#ffffff99",g="#ffffff42",f=o;!function(){var m=document.createElement("div"),p=document.createElement("div"),y=document.createElement("input"),A=function(e){m.style.opacity=0,setTimeout((function(){m.style.backgroundImage="url(".concat(e,")"),m.style.opacity=1}),0)};y.type="file",y.accept="image/png, image/jpeg, image/jpg",y.style.display="none";var b={width:"50px",height:"50px","border-radius":"25px",position:"fixed",left:"16px",bottom:"16px","z-index":3,"background-image":"url(".concat("data:image/png;base64,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",")"),"background-color":"#33afd1","background-blend-mode":"normal","background-position":"center","background-repeat":"no-repeat","background-size":"26px",cursor:"pointer"};Object.assign(m.style,{width:"100vw",height:"100vh",position:"fixed",top:0,left:0,"background-size":"cover","background-repeat":"no-repeat","background-position":"center","z-index":-1,transition:"background-image 0.5s ease-in-out, opacity 0.5s ease-in-out",opacity:0}),Object.assign(p.style,b),document.body.appendChild(m),document.body.appendChild(p),document.body.appendChild(y),y.addEventListener("change",(function(t){var n=t.target.files[0];n&&function(e,t){var n=new FileReader;n.onloadend=function(){t(n.result)},n.readAsDataURL(e)}(n,(function(t){A(t),function(t){e().then((function(e){var n=e.transaction("images","readwrite"),o=n.objectStore("images"),r={id:"backgroundImage",base64:t};o.put(r),n.oncomplete=function(){console.log("Image saved to IndexedDB")},n.onerror=function(){console.error("Error saving image to IndexedDB")}})).catch((function(e){return console.error(e)}))}(t)}))})),p.addEventListener("click",(function(){y.click()})),new Promise((function(t,n){e().then((function(e){var o=e.transaction("images","readonly").objectStore("images").get("backgroundImage");o.onsuccess=function(e){e.target.result?t(e.target.result.base64):n("No image found")},o.onerror=function(){n("Error retrieving image from IndexedDB")}})).catch((function(e){return n(e)}))})).then((function(e){A(e)})).catch((function(e){console.error(e)}));var h=function(){var e=document.documentElement.classList.contains(t)||!document.documentElement.classList.contains(n)&&window.matchMedia("(prefers-color-scheme: dark)").matches,s=location.pathname.startsWith("/groups/");m.style.backgroundBlendMode=e?r:d,m.style.backgroundColor=e?a:u,document.documentElement.style.setProperty("--card-background",e?c:l),document.documentElement.style.setProperty("--surface-background",s?o:g)},k=new MutationObserver((function(e){var r=location.pathname.startsWith("/photo");e.forEach((function(e){if(e.target===document.documentElement&&"class"===e.attributeName)h();else if("childList"===e.type&&"DIV"===e.target.tagName){var a,d,u,m=null===(a=e.addedNodes)||void 0===a?void 0:a[0];if(m)null!==(d=m.classList)&&void 0!==d&&d.contains(t)?(m.style.setProperty("--always-black",i),m.style.setProperty("--surface-background",r?"#2527282b":s),m.style.setProperty("--web-wash",o),m.style.setProperty("--card-background",r?o:c)):null!==(u=m.classList)&&void 0!==u&&u.contains(n)&&(m.style.setProperty("--always-black",f),m.style.setProperty("--surface-background",r?o:g),m.style.setProperty("--web-wash",o),m.style.setProperty("--card-background",r?o:l),m.style.setProperty("--overlay-alpha-80","#f4f4f463"),m.style.setProperty("--secondary-text","#373839"),r&&(m.style.setProperty("--secondary-text","#000000"),m.style.setProperty("--shadow-1",o)))}}))}));window.matchMedia("(prefers-color-scheme: dark)").addEventListener("change",h),k.observe(document.documentElement,{childList:!0,subtree:!0,attributes:!0})}()})();
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