Versão 26.01.10 - Atualizações

themecontext.tsx

@@ -0,0 +1,28 @@
+import React, { createContext, useCallback, useContext, useMemo, useState } from 'react';
+
+const ThemeContext = createContext({
+  isDarkMode: false,
+  toggleTheme: () => {},
+});
+
+export const ThemeProvider = ({ children }: { children: React.ReactNode }) => {
+  const [isDarkMode, setIsDarkMode] = useState(false);
+
+  // useCallback garante que a função não mude nunca
+  const toggleTheme = useCallback(() => {
+    setIsDarkMode(prev => !prev);
+  }, []);
+
+  const value = useMemo(() => ({
+    isDarkMode,
+    toggleTheme
+  }), [isDarkMode, toggleTheme]);
+
+  return (
+    <ThemeContext.Provider value={value}>
+      {children}
+    </ThemeContext.Provider>
+  );
+};
+
+export const useTheme = () => useContext(ThemeContext);