import 'package:equatable/equatable.dart';
import 'package:flutter_bloc/flutter_bloc.dart';
import '../../../core/network/api_client.dart';
import '../models/discovery_asset_model.dart';

class DiscoveryState extends Equatable {
  final List<DiscoveryAssetModel> assets;
  final bool isLoading;

  const DiscoveryState({
    this.assets = const [],
    this.isLoading = false,
  });

  DiscoveryState copyWith({
    List<DiscoveryAssetModel>? assets,
    bool? isLoading,
  }) {
    return DiscoveryState(
      assets: assets ?? this.assets,
      isLoading: isLoading ?? this.isLoading,
    );
  }

  @override
  List<Object?> get props => [assets, isLoading];
}

class DiscoveryCubit extends Cubit<DiscoveryState> {
  final ApiClient apiClient;

  DiscoveryCubit({required this.apiClient}) : super(const DiscoveryState());

  Future<void> loadDiscovery({int limit = 15}) async {
    if (state.isLoading) return;
    emit(state.copyWith(isLoading: true));

    try {
      final res = await apiClient.get('/api/v1/assets/discovery?limit=$limit');
      if (res.statusCode == 200 && res.data is List) {
        final list = (res.data as List)
            .map((e) => DiscoveryAssetModel.fromJson(Map<String, dynamic>.from(e)))
            .toList();

        emit(DiscoveryState(assets: list, isLoading: false));
      } else {
        emit(state.copyWith(isLoading: false));
      }
    } catch (_) {
      emit(state.copyWith(isLoading: false));
    }
  }
}