import '../../../core/api/api_client.dart';
import 'models/quote_model.dart';
import 'models/stop_model.dart';

/// استخراج الأسعار لكل فئة رحلة.
class TariffRepository {
  final ApiClient _api;
  TariffRepository(this._api);

  /// جلب عرض أسعار للمسار المحدد — POST /tariff/quote.
  ///
  /// الاستجابة تحتوي `classes[]` بسعر لكل فئة مع breakdown.
  Future<QuoteModel> getQuote({
    required double pickupLat,
    required double pickupLng,
    required String? pickupAddress,
    required double dropoffLat,
    required double dropoffLng,
    required String? dropoffAddress,
    List<StopModel>? stops,
    String? vehicleClass,
    String? scheduledAt,
  }) async {
    final data = <String, dynamic>{
      'pickup': {
        'lat': pickupLat,
        'lng': pickupLng,
        if (pickupAddress != null) 'address': pickupAddress,
      },
      'dropoff': {
        'lat': dropoffLat,
        'lng': dropoffLng,
        if (dropoffAddress != null) 'address': dropoffAddress,
      },
    };
    if (stops != null && stops.isNotEmpty) {
      data['stops'] = stops.nonNulls.map((s) => s.toJson()).toList();
    }
    if (vehicleClass != null) data['vehicleClass'] = vehicleClass;
    if (scheduledAt != null) data['scheduledAt'] = scheduledAt;

    final r = await _api.dio.post('/tariff/quote', data: data);
    return QuoteModel.fromJson(r.data as Map<String, dynamic>);
  }
}