import '../../core/network/i_api_client.dart';
import 'models/inbox_message.dart';

abstract class InboxRepository {
  Future<List<InboxMessage>> getMessages({bool? isRead});
  Future<InboxMessage> markAsRead(String messageId);
}

class InboxRepositoryImpl implements InboxRepository {
  final IApiClient _apiClient;
  static const _prefix = '/api/v1/inbox/messages';

  InboxRepositoryImpl(this._apiClient);

  @override
  Future<List<InboxMessage>> getMessages({bool? isRead}) async {
    final queryParams = isRead != null ? '?is_read=$isRead' : '';
    final response = await _apiClient.get<List<dynamic>>(
      '$_prefix$queryParams',
    );
    final data = response.data;
    if (data == null) {
      throw StateError('Invalid getMessages response: empty payload');
    }
    return data
        .whereType<Map<String, dynamic>>()
        .map(InboxMessage.fromJson)
        .toList(growable: false);
  }

  @override
  Future<InboxMessage> markAsRead(String messageId) async {
    final response = await _apiClient.patch<Map<String, dynamic>>(
      '$_prefix/$messageId/read',
    );
    final data = response.data;
    if (data == null) {
      throw StateError('Invalid markAsRead response: empty payload');
    }
    return InboxMessage.fromJson(data);
  }
}