generated from Dicken/dickendock
23 lines
751 B
TypeScript
23 lines
751 B
TypeScript
import { useEffect, useState } from "react";
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export type Theme = "light" | "dark";
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export function useTheme(): [Theme, () => void] {
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const [theme, setTheme] = useState<Theme>(() => {
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if (typeof window === "undefined") return "dark";
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const stored = window.localStorage.getItem("launchpad-theme");
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if (stored === "light" || stored === "dark") return stored;
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return window.matchMedia("(prefers-color-scheme: dark)").matches
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? "dark"
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: "light";
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});
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useEffect(() => {
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document.documentElement.classList.toggle("dark", theme === "dark");
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window.localStorage.setItem("launchpad-theme", theme);
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}, [theme]);
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const toggle = () => setTheme((t) => (t === "dark" ? "light" : "dark"));
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return [theme, toggle];
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}
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