package ru.ulstu.conference.service;

import org.apache.commons.lang3.StringUtils;
import org.springframework.stereotype.Service;
import ru.ulstu.conference.model.Conference;
import ru.ulstu.conference.model.ConferenceDto;
import ru.ulstu.conference.repository.ConferenceRepository;
import ru.ulstu.deadline.service.DeadlineService;

import java.util.List;

import static ru.ulstu.core.util.StreamApiUtils.convert;

@Service
public class ConferenceService {
    private final static int MAX_DISPLAY_SIZE = 40;

    private final ConferenceRepository conferenceRepository;
    private final DeadlineService deadlineService;

    public ConferenceService(ConferenceRepository conferenceRepository,
                             DeadlineService deadlineService) {
        this.conferenceRepository = conferenceRepository;
        this.deadlineService = deadlineService;
    }

    public List<Conference> findAll() {
        return conferenceRepository.findAll();
    }

    public List<ConferenceDto> findAllDto() {
        List<ConferenceDto> conferences = convert(findAll(), ConferenceDto::new);
        conferences.forEach(conferenceDto -> conferenceDto.setTitle(StringUtils.abbreviate(conferenceDto.getTitle(), MAX_DISPLAY_SIZE)));
        return conferences;
    }

//    private List<Paper> sortPapers(List<Conference> conferences) {
//        return conferences.stream().sorted((paper1, paper2) -> {
//            int statusCompareResult =
//                    Integer.valueOf(Arrays.asList(Paper.PaperStatus.values()).indexOf(paper1.getStatus()))
//                            .compareTo(Arrays.asList(Paper.PaperStatus.values()).indexOf(paper2.getStatus()));
//            if (statusCompareResult != 0) {
//                return statusCompareResult;
//            }
//            return paper1.getTitle().compareTo(paper2.getTitle());
//        }).collect(toList());
//    }


}