🪺 Rookery

@propertyWrapper
struct UserDefault<Value> {
    let key: String
    let defaultValue: Value
    let container: UserDefaults = .standard

    var wrappedValue: Value {
        get { container.object(forKey: key) as? Value ?? defaultValue }
        set { container.set(newValue, forKey: key) }
    }
}

/// Codable-compatible UserDefaults wrapper
@propertyWrapper
struct CodableUserDefault<Value: Codable> {
    let key: String
    let defaultValue: Value
    let container: UserDefaults = .standard

    var wrappedValue: Value {
        get {
            guard let data = container.data(forKey: key),
                  let value = try? JSONDecoder().decode(Value.self, from: data) else {
                return defaultValue
            }
            return value
        }
        set {
            if let data = try? JSONEncoder().encode(newValue) {
                container.set(data, forKey: key)
            }
        }
    }
}

// Usage:
enum AppSettings {
    @UserDefault(key: "hasCompletedOnboarding", defaultValue: false)
    static var hasCompletedOnboarding: Bool

    @CodableUserDefault(key: "recentSearches", defaultValue: [])
    static var recentSearches: [String]
}