import 'package:flutter_bloc/flutter_bloc.dart';
import '../../../core/network/api_client.dart';
import 'membership_state.dart';

class MembershipCubit extends Cubit<MembershipState> {
  final ApiClient _apiClient;

  MembershipCubit({ApiClient? apiClient})
      : _apiClient = apiClient ?? ApiClient(),
        super(MembershipInitial());

  Future<void> fetchCardDetails() async {
    emit(MembershipLoading());
    try {
      final res = await _apiClient.get('/api/v1/subscription/my-card');
      final data = res['data'] as Map<String, dynamic>;
      emit(MembershipLoaded(cardData: data));
    } on ApiException catch (e) {
      if (e.statusCode == 404) {
        emit(MembershipNotSubscribed());
      } else {
        emit(MembershipFailure(e.message));
      }
    } catch (e) {
      emit(MembershipFailure(e.toString()));
    }
  }

  Future<void> refreshDynamicQr() async {
    if (state is! MembershipLoaded) return;
    final current = state as MembershipLoaded;

    try {
      final res = await _apiClient.get('/api/v1/qr/dynamic-token');
      final data = res['data'] as Map<String, dynamic>;

      emit(current.copyWith(
        dynamicQrToken: data['token'] as String?,
        qrValidUntil: data['valid_until'] as int?,
      ));
    } catch (e) {
      emit(MembershipFailure('تعذر تحديث كود التحقق: $e'));
    }
  }
}