import 'package:seshat/data/services/api_client.dart';
import 'package:seshat/domain/models/bal.dart';
import 'package:seshat/domain/models/book.dart';
import 'package:seshat/domain/models/book_instance.dart';
import 'package:seshat/domain/models/owner.dart';
import 'package:seshat/domain/models/search_result.dart';
import 'package:seshat/utils/result.dart';

/// Repository to manage [BookInstance]
class BookInstanceRepository {
  BookInstanceRepository({required ApiClient apiClient})
    : _apiClient = apiClient;

  final ApiClient _apiClient;

  /// Gets a [List<BookInstance>] from an [ean]
  Future<Result<List<BookInstance>>> getByEan(int balId, int ean) async {
    return await _apiClient.getBookInstanceByEAN(balId, ean);
  }

  /// Gets a [List<BookInstance>] from a [title] and [author]
  Future<Result<List<SearchResult>>> getBySearch(
    int balId,
    String title,
    String author,
  ) async {
    return await _apiClient.getBookInstanceBySearch(balId, title, author);
  }

  /// Sends a new [BookInstance]'s [book], [owner], [bal] and [price]
  Future<Result<BookInstance>> sendNewBookInstance(
    Book book,
    Owner owner,
    Bal bal,
    double price,
  ) async {
    return await _apiClient.sendNewBookInstance(book, owner, bal, price);
  }

  /// Sells a [List<BookInstance>]
  Future<Result<void>> sellBooks(List<BookInstance> books) async {
    Map<String, double?> res = {};
    for (BookInstance instance in books) {
      res[instance.id.toString()] = instance.soldPrice;
    }
    return await _apiClient.sellBooks(res);
  }
}