using dark/light stylesheets

bookmarklet/original.js

@@ -10,79 +10,21 @@ $$('link[rel="stylesheet"],style').forEach((el) => el.remove())
 // Remove all inline styles
 $$('*').forEach((el) => (el.style = ''))
 
+const linkElm = createElement('link', {
+  rel: 'stylesheet',
+  href: 'https://cdn.jsdelivr.net/npm/water.css@2/out/water.css'
+})
+
 // Add water.css and responsive viewport (if necessary)
 document.head.append(
-  createElement('link', {
-    rel: 'stylesheet',
-    href: 'https://cdn.jsdelivr.net/npm/water.css@2/out/water.css'
-  }),
+  linkElm,
   !$$('meta[name="viewport"]').length && createElement('meta', {
     name: 'viewport',
     content: 'width=device-width,initial-scale=1.0'
   })
 )
 
-// css required to support theme switching !
-const themeCSS = `/* * light theme colors */
-:root[theme="light"] {
---background-body: #fff;
---background: #efefef;
---background-alt: #f7f7f7;
---selection: #9e9e9e;
---text-main: #363636;
---text-bright: #000;
---text-muted: #70777f;
---links: #0076d1;
---focus: rgba(0, 150, 191, 0.67);
---border: #dbdbdb;
---code: #000;
---animation-duration: 0.1s;
---button-hover: #ddd;
---scrollbar-thumb: #d5d5d5;
---scrollbar-thumb-hover: #c4c4c4;
---form-placeholder: #949494;
---form-text: #000;
---variable: #39a33c;
---highlight: #ff0;
---select-arrow: url(
-  data:image/svg + xml;charset=utf-8,
-  %3Csvgxmlns="http://www.w3.org/2000/svg"height="63"width="117"fill="%23161f27"%3E%3Cpathd="M115 2c-1-2-4-2-5 0L59 53 7 2a4 4 0 00-5 5l54 54 2 2 3-2 54-54c2-1 2-4 0-5z"/%3E%3C/svg%3E
-);
-}
-
-/* * dark theme colors! */
-:root[theme="dark"] {
---background-body: #202b38;
---background: #161f27;
---background-alt: #1a242f;
---selection: #1c76c5;
---text-main: #dbdbdb;
---text-bright: #fff;
---text-muted: #a9b1ba;
---links: #41adff;
---focus: rgba(0, 150, 191, 0.67);
---border: #526980;
---code: #ffbe85;
---animation-duration: 0.1s;
---button-hover: #324759;
---scrollbar-thumb: var(--button-hover);
---scrollbar-thumb-hover: #415c73;
---form-placeholder: #a9a9a9;
---form-text: #fff;
---variable: #d941e2;
---highlight: #efdb43;
---select-arrow: url(
-  data:image/svg + xml;charset=utf-8,
-  %3Csvgxmlns="http://www.w3.org/2000/svg"height="63"width="117"fill="%23efefef"%3E%3Cpathd="M115 2c-1-2-4-2-5 0L59 53 7 2a4 4 0 00-5 5l54 54 2 2 3-2 54-54c2-1 2-4 0-5z"/%3E%3C/svg%3E
-);
-}`
-
-document.body.append(
-  createElement('style', {
-    innerText: themeCSS
-  })
-)
-
+// theme switching logic
 const moonSVG = '<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather feather-moon"><path d="M21 12.79A9 9 0 1 1 11.21 3 7 7 0 0 0 21 12.79z"></path></svg>'
 const sunSVG = '<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="feather feather-sun"><circle cx="12" cy="12" r="5"></circle><line x1="12" y1="1" x2="12" y2="3"></line><line x1="12" y1="21" x2="12" y2="23"></line><line x1="4.22" y1="4.22" x2="5.64" y2="5.64"></line><line x1="18.36" y1="18.36" x2="19.78" y2="19.78"></line><line x1="1" y1="12" x2="3" y2="12"></line><line x1="21" y1="12" x2="23" y2="12"></line><line x1="4.22" y1="19.78" x2="5.64" y2="18.36"></line><line x1="18.36" y1="5.64" x2="19.78" y2="4.22"></line></svg>'
 
@@ -91,15 +33,16 @@ const toggleBtn = createElement('div', {
   style: 'position: fixed !important; top: 50px !important; right: 100px; cursor: pointer;'
 })
 
-const toggleTheme = () => {
-  const rootElm = document.querySelector(':root')
-  const theme = rootElm.getAttribute('theme')
+let theme = 'light'
 
+const toggleTheme = () => {
   if (theme === 'light' || theme === null) {
-    rootElm.setAttribute('theme', 'dark')
+    theme = 'dark'
     toggleBtn.innerHTML = moonSVG
+    linkElm.href = 'https://cdn.jsdelivr.net/npm/water.css@2/out/dark.css'
   } else {
-    rootElm.setAttribute('theme', 'light')
+    theme = 'light'
+    linkElm.href = 'https://cdn.jsdelivr.net/npm/water.css@2/out/water.css'
     toggleBtn.innerHTML = sunSVG
   }
 }