Dark Mode

Nextjs

Install next-themes

Start by installing next-themes:

npm install next-themes

Wrap your root layout

Add the ThemeProvider to your root layout.

app/layout.tsx

import { ThemeProvider } from "next-themes"
 
export default function RootLayout({ children }: RootLayoutProps) {
  return (
    <>
      <html lang="en" suppressHydrationWarning>
        <head />
        <body>
          <ThemeProvider                
            attribute="class"
            defaultTheme="system"
            enableSystem                
            disableTransitionOnChange   
          >
            {children}
          </ThemeProvider>
        </body> 
      </html>
    </>
  )
}

Add a mode toggle

Place a mode toggle on your site to toggle between light and dark mode.

Create the file theam-toggler.tsx in component folder.

Theam toggler

Usage

import ThemeToggle from "@/components/theam-toggler";

<TheamToggler />

Now you can switch dark and light theam

Vite

Create a theme provider

components/theme-provider.tsx

import { createContext, useContext, useEffect, useState } from "react"
 
type Theme = "dark" | "light" | "system"
 
type ThemeProviderProps = {
  children: React.ReactNode
  defaultTheme?: Theme
  storageKey?: string
}
 
type ThemeProviderState = {
  theme: Theme
  setTheme: (theme: Theme) => void
}
 
const initialState: ThemeProviderState = {
  theme: "system",
  setTheme: () => null,
}
 
const ThemeProviderContext = createContext<ThemeProviderState>(initialState)
 
export function ThemeProvider({
  children,
  defaultTheme = "system",
  storageKey = "vite-ui-theme",
  ...props
}: ThemeProviderProps) {
  const [theme, setTheme] = useState<Theme>(
    () => (localStorage.getItem(storageKey) as Theme) || defaultTheme
  )
 
  useEffect(() => {
    const root = window.document.documentElement
 
    root.classList.remove("light", "dark")
 
    if (theme === "system") {
      const systemTheme = window.matchMedia("(prefers-color-scheme: dark)")
        .matches
        ? "dark"
        : "light"
 
      root.classList.add(systemTheme)
      return
    }
 
    root.classList.add(theme)
  }, [theme])
 
  const value = {
    theme,
    setTheme: (theme: Theme) => {
      localStorage.setItem(storageKey, theme)
      setTheme(theme)
    },
  }
 
  return (
    <ThemeProviderContext.Provider {...props} value={value}>
      {children}
    </ThemeProviderContext.Provider>
  )
}
 
export const useTheme = () => {
  const context = useContext(ThemeProviderContext)
 
  if (context === undefined)
    throw new Error("useTheme must be used within a ThemeProvider")
 
  return context
}

Wrap your root layout

Add the ThemeProvider to your root layout.

App.tsx

import { ThemeProvider } from "@/components/theme-provider"
 
function App() {
  return (
    <ThemeProvider defaultTheme="dark" storageKey="vite-ui-theme">
      {children}
    </ThemeProvider>
  )
}
 
export default App

Add a mode toggle

Place a mode toggle on your site to toggle between light and dark mode.

Create the file theam-toggler.tsx in component folder.

Theam toggler

Usage

import ThemeToggle from "@/components/theam-toggler";

<TheamToggler />

Now you can switch dark and light theam

Auth

Blocks

Components

Dark Mode

Nextjs

Install next-themes

Wrap your root layout

Add a mode toggle

Usage

Vite

Create a theme provider

Wrap your root layout

Add a mode toggle

Usage

All Set

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