import 'package:flutter_riverpod/flutter_riverpod.dart';
import 'esp_topic.dart';

/// Ephemeral selection from the ESP screen. Survives across the
/// onboarding flow (Verif Sheet → ESP → USP → OTP / Pilih cara). Cleared
/// when a chat session is created server-side.
final espSelectionProvider = StateProvider<Set<EspTopic>>((_) => <EspTopic>{});

/// Set to `true` when the user tapped "lewati" on the ESP screen. Distinct
/// from "user picked nothing then pressed Lanjut" — the backend wants to
/// know whether the empty set was intentional or a deliberate skip.
final espSkippedProvider = StateProvider<bool>((_) => false);