PIbd-32_Chubykina_P.P._mobilki/lib/data/mappers/pokemon_mapper.dart

import 'package:mobilki_lab1/data/dtos/pokemon_dto.dart';
import 'package:mobilki_lab1/domain/models/card.dart';
import 'package:mobilki_lab1/domain/models/home.dart';

const _imagePlaceholder =
    'https://upload.wikimedia.org/wikipedia/en/archive/b/b1/20210811082420%21Portrait_placeholder.png';

extension PokemonDtoToModel on PokemonDto {
  HomeData toDomain() {
    final nextPage = page != null && pageSize != null && totalCount != null
        ? ((page! + 1) * pageSize! < totalCount!) ? page! + 1 : null
        : null;

    return HomeData(
      data: data?.map((e) => e.toDomain()).toList(),
      nextPage: nextPage,
    );
  }
}

extension PokemonDataDtoToModel on PokemonDataDto {
  CardData toDomain() => CardData(
    name ?? 'UNKNOWN',
    imageUrl: images?.large ?? _imagePlaceholder,
    descriptionText: _makeDescriptionText(types, evolvesTo, abilities, artist),
    id: id,
  );

  String _makeDescriptionText(
      List<String>? types,
      List<String>? evolvesTo,
      List<PokemonAbilityDto>? abilities,
      String? artist,
      ) {
    final typeText = types != null && types.isNotEmpty ? 'Types: ${types.join(", ")}' : '';
    final evolvesToText = evolvesTo != null && evolvesTo.isNotEmpty ? 'Evolves To: ${evolvesTo.join(", ")}' : '';
    final abilitiesText = abilities != null && abilities.isNotEmpty ? 'Abilities: ${abilities.map((a) => a.name).join(", ")}' : '';
    final artistText = artist != null ? 'Artist: $artist' : '';

    return [
      typeText,
      evolvesToText,
      abilitiesText,
      artistText,
    ].where((text) => text.isNotEmpty).join('\n');
  }
}