67 lines
1.7 KiB
TypeScript
67 lines
1.7 KiB
TypeScript
"use client";
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import { createContext, useContext, useEffect, useState, ReactNode } from "react";
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type Theme = "dark" | "dark-cyan";
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interface ThemeContextType {
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theme: Theme;
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setTheme: (theme: Theme) => void;
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toggleTheme: () => void;
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}
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const ThemeContext = createContext<ThemeContextType | undefined>(undefined);
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interface ThemeProviderProps {
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children: ReactNode;
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initialTheme?: Theme;
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}
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export function ThemeProvider({ children, initialTheme = "dark-cyan" }: ThemeProviderProps) {
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const [theme, setThemeState] = useState<Theme>(initialTheme);
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const [mounted, setMounted] = useState(false);
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useEffect(() => {
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setMounted(true);
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// Apply theme class to document element
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document.documentElement.className = theme;
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}, [theme]);
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useEffect(() => {
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if (mounted) {
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// Load theme from localStorage if available
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const savedTheme = localStorage.getItem("theme") as Theme | null;
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if (savedTheme && (savedTheme === "dark" || savedTheme === "dark-cyan")) {
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setThemeState(savedTheme);
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document.documentElement.className = savedTheme;
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}
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}
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}, [mounted]);
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const setTheme = (newTheme: Theme) => {
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setThemeState(newTheme);
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document.documentElement.className = newTheme;
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localStorage.setItem("theme", newTheme);
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};
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const toggleTheme = () => {
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const newTheme = theme === "dark" ? "dark-cyan" : "dark";
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setTheme(newTheme);
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};
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return (
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<ThemeContext.Provider value={{ theme, setTheme, toggleTheme }}>
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{children}
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</ThemeContext.Provider>
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);
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}
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export function useTheme() {
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const context = useContext(ThemeContext);
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if (context === undefined) {
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throw new Error("useTheme must be used within a ThemeProvider");
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}
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return context;
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}
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