components/ThemeSwitch.js

@@ -1,8 +1,13 @@
+import { useEffect, useState } from 'react'
 import { useTheme } from 'next-themes'
 
 const ThemeSwitch = () => {
+  const [mounted, setMounted] = useState(false)
   const { theme, setTheme } = useTheme()
 
+  // When mounted on client, now we can show the UI
+  useEffect(() => setMounted(true), [])
+
   return (
     <button
       aria-label="Toggle Dark Mode"
@@ -16,7 +21,7 @@ const ThemeSwitch = () => {
         fill="currentColor"
         className="text-gray-900 dark:text-gray-100"
       >
-        {theme === 'dark' ? (
+        {mounted && theme === 'dark' ? (
           <path
             fillRule="evenodd"
             d="M10 2a1 1 0 011 1v1a1 1 0 11-2 0V3a1 1 0 011-1zm4 8a4 4 0 11-8 0 4 4 0 018 0zm-.464 4.95l.707.707a1 1 0 001.414-1.414l-.707-.707a1 1 0 00-1.414 1.414zm2.12-10.607a1 1 0 010 1.414l-.706.707a1 1 0 11-1.414-1.414l.707-.707a1 1 0 011.414 0zM17 11a1 1 0 100-2h-1a1 1 0 100 2h1zm-7 4a1 1 0 011 1v1a1 1 0 11-2 0v-1a1 1 0 011-1zM5.05 6.464A1 1 0 106.465 5.05l-.708-.707a1 1 0 00-1.414 1.414l.707.707zm1.414 8.486l-.707.707a1 1 0 01-1.414-1.414l.707-.707a1 1 0 011.414 1.414zM4 11a1 1 0 100-2H3a1 1 0 000 2h1z"

components/social-icons/index.js

@@ -17,6 +17,8 @@ const components = {
 }
 
 const SocialIcon = ({ kind, href, size = 8 }) => {
+  if (!href) return null
+
   const SocialSvg = components[kind]
 
   return (