spring-boot-realworld-examp.../src/main/java/io/spring/api/ArticlesApi.java

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2017-08-15 09:47:18 +07:00
package io.spring.api;
import com.fasterxml.jackson.annotation.JsonRootName;
import io.spring.api.exception.InvalidRequestException;
import io.spring.application.article.ArticleQueryService;
import io.spring.core.article.Article;
import io.spring.core.article.ArticleRepository;
import io.spring.core.user.User;
import lombok.Getter;
import lombok.NoArgsConstructor;
import org.hibernate.validator.constraints.NotBlank;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.ResponseEntity;
import org.springframework.security.core.annotation.AuthenticationPrincipal;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import javax.validation.Valid;
@RestController
@RequestMapping(path = "/articles")
public class ArticlesApi {
private ArticleRepository articleRepository;
private ArticleQueryService articleQueryService;
@Autowired
public ArticlesApi(ArticleRepository articleRepository, ArticleQueryService articleQueryService) {
this.articleRepository = articleRepository;
this.articleQueryService = articleQueryService;
}
@PostMapping
public ResponseEntity createArticle(@Valid @RequestBody NewArticleParam newArticleParam,
BindingResult bindingResult,
@AuthenticationPrincipal User user) {
if (bindingResult.hasErrors()) {
throw new InvalidRequestException(bindingResult);
}
Article article = new Article(
articleRepository.toSlug(
newArticleParam.getTitle()),
newArticleParam.getTitle(),
newArticleParam.getDescription(),
newArticleParam.getBody(),
newArticleParam.getTagList(),
user.getId());
articleRepository.save(article);
return ResponseEntity.ok(articleQueryService.findById(article.getId(), user).get());
}
}
@Getter
@JsonRootName("article")
@NoArgsConstructor
class NewArticleParam {
@NotBlank(message = "can't be empty")
private String title;
@NotBlank(message = "can't be empty")
private String description;
@NotBlank(message = "can't be empty")
private String body;
private String[] tagList;
}