55 lines
1.7 KiB
TypeScript

"use client"
import Image from "next/image";
import { useEffect, useState } from "react";
import { icons } from "#/assets/icons"
export default function Theme() {
const [theme, setTheme] = useState<string | null>(null);
useEffect(() => {
if (typeof window !== "undefined") {
const savedTheme = localStorage.getItem("theme") ||
(window.matchMedia("(prefers-color-scheme: dark)").matches ? "dark" : "light");
setTheme(savedTheme);
document.body.setAttribute("data-theme", savedTheme);
}
}, []);
const handleTheme = () => {
const newTheme = theme === "light" ? "dark" : "light";
setTheme(newTheme);
localStorage.setItem("theme", newTheme);
document.body.setAttribute("data-theme", newTheme);
};
useEffect(() => {
if (theme === null) return;
const mediaQuery = window.matchMedia("(prefers-color-scheme: dark)");
const handleChange = (e: MediaQueryListEvent) => {
const newTheme = e.matches ? "dark" : "light";
setTheme(newTheme);
localStorage.setItem("theme", newTheme);
document.body.setAttribute("data-theme", newTheme);
};
mediaQuery.addEventListener("change", handleChange);
return () => mediaQuery.removeEventListener("change", handleChange);
}, [theme]);
if (theme === null) return null;
return (
<div onClick={handleTheme} className="theme">
<button type="button" className="icon-border">
{theme === "light" ? (
<Image src={icons.sunIcon} alt="Light Mode" width={20} height={20} className="m-[2px]" />
) : (
<Image src={icons.moonIcon} alt="Dark Mode" width={20} height={20} className="m-[2px]" />
)}
</button>
</div>
);
}