package data

import (
	"context"
	"git.usbharu.dev/usbharu/unos/illust"
	"google.golang.org/protobuf/types/known/emptypb"
)

type IllustDataServiceImpl struct {
	UnimplementedIllustDataServiceServer
	IllustDataRepository
}

func NewIllustDataServiceImpl(repository IllustDataRepository) *IllustDataServiceImpl {
	return &IllustDataServiceImpl{
		IllustDataRepository: repository,
	}
}

func (s *IllustDataServiceImpl) Save(ctx context.Context, req *illust.Illust) (*illust.Illust, error) {

	err := req.Validate()
	if err != nil {
		return nil, err
	}

	err = s.IllustDataRepository.Save(req)
	if err != nil {
		return nil, err
	}
	return req, nil
}

func (s *IllustDataServiceImpl) GetById(ctx context.Context, req *IllustGetById) (*illust.Illust, error) {
	return s.IllustDataRepository.FindById(req.Id)
}

func (s *IllustDataServiceImpl) AddTag(ctx context.Context, tag *IllustAddTag) (*emptypb.Empty, error) {
	id, err := s.IllustDataRepository.FindById(tag.Id)
	if err != nil {
		return nil, err
	}
	id.Tags = append(id.Tags, tag.Tags...)
	err = s.IllustDataRepository.Save(id)
	if err != nil {
		return nil, err
	}

	return &emptypb.Empty{}, nil
}