56 lines
1.6 KiB
Java
56 lines
1.6 KiB
Java
package io.spring.infrastructure.repository;
|
|
|
|
import io.spring.core.article.Article;
|
|
import io.spring.core.article.ArticleRepository;
|
|
import io.spring.core.article.Tag;
|
|
import io.spring.infrastructure.mybatis.mapper.ArticleMapper;
|
|
import org.springframework.stereotype.Repository;
|
|
import org.springframework.transaction.annotation.Transactional;
|
|
|
|
import java.util.Optional;
|
|
|
|
@Repository
|
|
public class MyBatisArticleRepository implements ArticleRepository {
|
|
private ArticleMapper articleMapper;
|
|
|
|
public MyBatisArticleRepository(ArticleMapper articleMapper) {
|
|
this.articleMapper = articleMapper;
|
|
}
|
|
|
|
@Override
|
|
@Transactional
|
|
public void save(Article article) {
|
|
if (articleMapper.findById(article.getId()) == null) {
|
|
createNew(article);
|
|
} else {
|
|
articleMapper.update(article);
|
|
}
|
|
}
|
|
|
|
private void createNew(Article article) {
|
|
for (Tag tag : article.getTags()) {
|
|
Tag targetTag = Optional.ofNullable(articleMapper.findTag(tag.getName())).orElseGet(() -> {
|
|
articleMapper.insertTag(tag);
|
|
return tag;
|
|
});
|
|
articleMapper.insertArticleTagRelation(article.getId(), targetTag.getId());
|
|
}
|
|
articleMapper.insert(article);
|
|
}
|
|
|
|
@Override
|
|
public Optional<Article> findById(String id) {
|
|
return Optional.ofNullable(articleMapper.findById(id));
|
|
}
|
|
|
|
@Override
|
|
public Optional<Article> findBySlug(String slug) {
|
|
return Optional.ofNullable(articleMapper.findBySlug(slug));
|
|
}
|
|
|
|
@Override
|
|
public void remove(Article article) {
|
|
articleMapper.delete(article.getId());
|
|
}
|
|
}
|