const defaultPreferences = [ { key: "colorScheme", value: "system", }, { key: "locale", value: "system", }, ]; const get = (key: string) => { if (typeof window !== "undefined") { const preferences = JSON.parse(localStorage.getItem("preferences") ?? "{}"); return ( preferences[key] ?? defaultPreferences.find((p) => p.key == key)?.value ?? null ); } }; const set = (key: string, value: string) => { if (typeof window !== "undefined") { const preferences = JSON.parse(localStorage.getItem("preferences") ?? "{}"); preferences[key] = value; localStorage.setItem("preferences", JSON.stringify(preferences)); } }; const userPreferences = { get, set, }; export default userPreferences;