MediaWiki:Common.js: Difference between revisions

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@@ Line 107: / Line 107: @@
    }
 }
+mw.loader.using('mediawiki.util').then(function () {
+    const logo = document.querySelector('.mw-logo-icon');
+    if (!logo) return;
+    const lightLogo = '/images/logo/135x135png.png';
+    const darkLogo = '/images/logo/135x135_inverse.png';
+    // Detect theme
+    const prefersDark = window.matchMedia('(prefers-color-scheme: dark)');
+    function setLogo(e) {
+        logo.src = e.matches ? darkLogo : lightLogo;
+    }
+    // Set initial logo
+    setLogo(prefersDark);
+    // Listen for changes
+    prefersDark.addEventListener('change', setLogo);
+});