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should update article

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This commit is contained in:
aisensiy 2017-08-15 14:17:54 +08:00
parent ca2683abab
commit 6c41584abe
12 changed files with 242 additions and 44 deletions
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40
src/main/java/io/spring/api/ArticleApi.java
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@ -1,25 +1,37 @@
package io.spring.api;
import com.fasterxml.jackson.annotation.JsonRootName;
import io.spring.api.exception.NoAuthorizationException;
import io.spring.api.exception.ResourceNotFoundException;
import io.spring.application.AuthorizationService;
import io.spring.application.article.ArticleData;
import io.spring.application.article.ArticleQueryService;
import io.spring.core.article.ArticleRepository;
import io.spring.core.user.User;
import lombok.Getter;
import lombok.NoArgsConstructor;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.ResponseEntity;
import org.springframework.security.core.annotation.AuthenticationPrincipal;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.PutMapping;
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/{slug}")
public class ArticleApi {
private ArticleQueryService articleQueryService;
private ArticleRepository articleRepository;
@Autowired
public ArticleApi(ArticleQueryService articleQueryService) {
public ArticleApi(ArticleQueryService articleQueryService, ArticleRepository articleRepository) {
this.articleQueryService = articleQueryService;
this.articleRepository = articleRepository;
}
@GetMapping
@ -27,4 +39,30 @@ public class ArticleApi {
@AuthenticationPrincipal User user) {
return articleQueryService.findBySlug(slug, user).map(ResponseEntity::ok).orElseThrow(ResourceNotFoundException::new);
}
@PutMapping
public ResponseEntity<ArticleData> updateArticle(@PathVariable("slug") String slug,
@AuthenticationPrincipal User user,
@Valid @RequestBody UpdateArticleParam updateArticleParam) {
return articleRepository.findBySlug(slug).map(article -> {
if (!AuthorizationService.canUpdateArticle(user, article)) {
throw new NoAuthorizationException();
}
article.update(
updateArticleParam.getTitle(),
updateArticleParam.getDescription(),
updateArticleParam.getBody());
articleRepository.save(article);
return ResponseEntity.ok(articleQueryService.findBySlug(slug, user).get());
}).orElseThrow(ResourceNotFoundException::new);
}
}
@Getter
@NoArgsConstructor
@JsonRootName("article")
class UpdateArticleParam {
private String title = "";
private String body = "";
private String description = "";
}

2
src/main/java/io/spring/api/ArticlesApi.java
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@ -41,8 +41,6 @@ public class ArticlesApi {
}
Article article = new Article(
articleRepository.toSlug(
newArticleParam.getTitle()),
newArticleParam.getTitle(),
newArticleParam.getDescription(),
newArticleParam.getBody(),

8
src/main/java/io/spring/api/exception/NoAuthorizationException.java Normal file
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@ -0,0 +1,8 @@
package io.spring.api.exception;
import org.springframework.http.HttpStatus;
import org.springframework.web.bind.annotation.ResponseStatus;
@ResponseStatus(HttpStatus.FORBIDDEN)
public class NoAuthorizationException extends RuntimeException {
}

10
src/main/java/io/spring/application/AuthorizationService.java Normal file
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@ -0,0 +1,10 @@
package io.spring.application;
import io.spring.core.article.Article;
import io.spring.core.user.User;
public class AuthorizationService {
public static boolean canUpdateArticle(User user, Article article) {
return user.getId().equals(article.getUserId());
}
}

20
src/main/java/io/spring/core/article/Article.java
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@ -26,9 +26,9 @@ public class Article {
private DateTime createdAt;
private DateTime updatedAt;
public Article(String slug, String title, String description, String body, String[] tagList, String userId) {
public Article(String title, String description, String body, String[] tagList, String userId) {
this.id = UUID.randomUUID().toString();
this.slug = slug;
this.slug = toSlug(title);
this.title = title;
this.description = description;
this.body = body;
@ -38,4 +38,20 @@ public class Article {
this.updatedAt = new DateTime();
}
public void update(String title, String description, String body) {
if (!"".equals(title)) {
this.title = title;
this.slug = toSlug(title);
}
if (!"".equals(description)) {
this.description = description;
}
if (!"".equals(body)) {
this.body = body;
}
}
private String toSlug(String title) {
return title.toLowerCase().replace(' ', '-');
}
}

3
src/main/java/io/spring/core/article/ArticleRepository.java
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@ -3,9 +3,10 @@ package io.spring.core.article;
import java.util.Optional;
public interface ArticleRepository {
String toSlug(String title);
void save(Article article);
Optional<Article> findById(String id);
Optional<Article> findBySlug(String slug);
}

4
src/main/java/io/spring/infrastructure/article/ArticleMapper.java
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@ -18,4 +18,8 @@ public interface ArticleMapper {
void insertTag(@Param("tag") Tag tag);
void insertArticleTagRelation(@Param("articleId") String articleId, @Param("tagId") String tagId);
Article findBySlug(@Param("slug") String slug);
void update(@Param("article") Article article);
}

16
src/main/java/io/spring/infrastructure/article/MyBatisArticleRepository.java
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@ -16,12 +16,15 @@ public class MyBatisArticleRepository implements ArticleRepository {
}
@Override
public String toSlug(String title) {
return title.toLowerCase().replace(' ', '-');
public void save(Article article) {
if (articleMapper.findById(article.getId()) == null) {
createNew(article);
} else {
articleMapper.update(article);
}
}
@Override
public void save(Article article) {
private void createNew(Article article) {
articleMapper.insert(article);
for (Tag tag : article.getTags()) {
if (!articleMapper.findTag(tag.getName())) {
@ -35,4 +38,9 @@ public class MyBatisArticleRepository implements ArticleRepository {
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));
}
}

46
src/main/resources/mapper/ArticleMapper.xml
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@ -19,27 +19,45 @@
<insert id="insertArticleTagRelation">
insert into article_tags (article_id, tag_id) values(#{articleId}, #{tagId})
</insert>
<select id="findById" resultMap="article">
<update id="update">
update articles
<set>
<if test="article.title != ''">title = #{article.title},</if>
<if test="article.title != ''">slug = #{article.slug},</if>
<if test="article.description != ''">description = #{article.description},</if>
<if test="article.body != ''">body = #{article.body}</if>
</set>
where id = #{article.id}
</update>
<sql id="selectArticle">
select
A.id articleId,
A.slug articleSlug,
A.title articleTitle,
A.description articleDescription,
A.body articleBody,
A.user_id articleUserId,
A.created_at articleCreatedAt,
A.updated_at articleUpdatedAt,
T.id tagId,
T.name tagName
from articles A
left join article_tags AT on A.id = AT.article_id
left join tags T on T.id = AT.tag_id
A.id articleId,
A.slug articleSlug,
A.title articleTitle,
A.description articleDescription,
A.body articleBody,
A.user_id articleUserId,
A.created_at articleCreatedAt,
A.updated_at articleUpdatedAt,
T.id tagId,
T.name tagName
from articles A
left join article_tags AT on A.id = AT.article_id
left join tags T on T.id = AT.tag_id
</sql>
<select id="findById" resultMap="article">
<include refid="selectArticle"/>
where A.id = #{id}
</select>
<select id="findTag" resultType="java.lang.Boolean">
select count(*) from tags where name = #{tagName}
</select>
<select id="findBySlug" resultMap="article">
<include refid="selectArticle"/>
where A.slug = #{slug}
</select>
<resultMap id="article" type="io.spring.core.article.Article">
<id column="articleId" property="id"/>

116
src/test/java/io/spring/api/ArticlesApiTest.java
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@ -6,6 +6,7 @@ import io.spring.application.article.ArticleQueryService;
import io.spring.application.profile.ProfileData;
import io.spring.core.article.Article;
import io.spring.core.article.ArticleRepository;
import io.spring.core.user.User;
import org.joda.time.DateTime;
import org.junit.Before;
import org.junit.Test;
@ -22,7 +23,6 @@ import java.util.Optional;
import static io.restassured.RestAssured.given;
import static org.hamcrest.core.IsEqual.equalTo;
import static org.junit.Assert.*;
import static org.mockito.Matchers.any;
import static org.mockito.Matchers.anyString;
import static org.mockito.Matchers.eq;
@ -64,8 +64,6 @@ public class ArticlesApiTest extends TestWithCurrentUser {
String[] tagList = {"reactjs", "angularjs", "dragons"};
Map<String, Object> param = prepareParam(title, description, body, tagList);
when(articleRepository.toSlug(eq(title))).thenReturn(slug);
ArticleData articleData = new ArticleData(
"123",
slug,
@ -102,14 +100,11 @@ public class ArticlesApiTest extends TestWithCurrentUser {
@Test
public void should_get_error_message_with_wrong_parameter() throws Exception {
String title = "How to train your dragon";
String slug = "how-to-train-your-dragon";
String description = "Ever wonder how?";
String body = "";
String[] tagList = {"reactjs", "angularjs", "dragons"};
Map<String, Object> param = prepareParam(title, description, body, tagList);
when(articleRepository.toSlug(eq(title))).thenReturn(slug);
given()
.contentType("application/json")
.header("Authorization", "Token " + token)
@ -122,21 +117,10 @@ public class ArticlesApiTest extends TestWithCurrentUser {
}
private HashMap<String, Object> prepareParam(final String title, final String description, final String body, final String[] tagList) {
return new HashMap<String, Object>() {{
put("article", new HashMap<String, Object>() {{
put("title", title);
put("description", description);
put("body", body);
put("tagList", tagList);
}});
}};
}
@Test
public void should_read_article_success() throws Exception {
String slug = "test-new-article";
Article article = new Article(slug, "Test New Article", "Desc", "Body", new String[]{"java", "spring", "jpg"}, user.getId());
Article article = new Article("Test New Article", "Desc", "Body", new String[]{"java", "spring", "jpg"}, user.getId());
DateTime time = new DateTime();
ArticleData articleData = new ArticleData(
@ -172,4 +156,100 @@ public class ArticlesApiTest extends TestWithCurrentUser {
.then()
.statusCode(404);
}
@Test
public void should_update_article_content_success() throws Exception {
String title = "new-title";
String body = "new body";
String description = "new description";
Map<String, Object> updateParam = prepareUpdateParam(title, body, description);
Article article = new Article(title, description, body, new String[]{"java", "spring", "jpg"}, user.getId());
DateTime time = new DateTime();
ArticleData articleData = new ArticleData(
article.getId(),
article.getSlug(),
article.getTitle(),
article.getDescription(),
article.getBody(),
false,
0,
time,
time,
Arrays.asList("joda"),
new ProfileData(user.getId(), user.getUsername(), user.getBio(), user.getImage(), false));
when(articleRepository.findBySlug(eq(article.getSlug()))).thenReturn(Optional.of(article));
when(articleQueryService.findBySlug(eq(article.getSlug()), eq(user))).thenReturn(Optional.of(articleData));
given()
.contentType("application/json")
.header("Authorization", "Token " + token)
.body(updateParam)
.when()
.put("/articles/{slug}", article.getSlug())
.then()
.statusCode(200)
.body("article.slug", equalTo(articleData.getSlug()));
}
@Test
public void should_get_403_if_not_author_to_update_article() throws Exception {
String title = "new-title";
String body = "new body";
String description = "new description";
Map<String, Object> updateParam = prepareUpdateParam(title, body, description);
User anotherUser = new User("test@test.com", "test", "123123", "", "");
Article article = new Article(title, description, body, new String[]{"java", "spring", "jpg"}, anotherUser.getId());
DateTime time = new DateTime();
ArticleData articleData = new ArticleData(
article.getId(),
article.getSlug(),
article.getTitle(),
article.getDescription(),
article.getBody(),
false,
0,
time,
time,
Arrays.asList("joda"),
new ProfileData(anotherUser.getId(), anotherUser.getUsername(), anotherUser.getBio(), anotherUser.getImage(), false));
when(articleRepository.findBySlug(eq(article.getSlug()))).thenReturn(Optional.of(article));
when(articleQueryService.findBySlug(eq(article.getSlug()), eq(user))).thenReturn(Optional.of(articleData));
given()
.contentType("application/json")
.header("Authorization", "Token " + token)
.body(updateParam)
.when()
.put("/articles/{slug}", article.getSlug())
.then()
.statusCode(403);
}
private HashMap<String, Object> prepareUpdateParam(final String title, final String body, final String description) {
return new HashMap<String, Object>() {{
put("article", new HashMap<String, Object>() {{
put("title", title);
put("body", body);
put("description", description);
}});
}};
}
private HashMap<String, Object> prepareParam(final String title, final String description, final String body, final String[] tagList) {
return new HashMap<String, Object>() {{
put("article", new HashMap<String, Object>() {{
put("title", title);
put("description", description);
put("body", body);
put("tagList", tagList);
}});
}};
}
}

2
src/test/java/io/spring/application/article/ArticleQueryServiceTest.java
View File

@ -37,7 +37,7 @@ public class ArticleQueryServiceTest {
User user = new User("aisensiy@gmail.com", "aisensiy", "123", "", "");
userRepository.save(user);
Article article = new Article("test", "test", "desc", "body", new String[]{"java", "spring"}, user.getId());
Article article = new Article("test", "desc", "body", new String[]{"java", "spring"}, user.getId());
articleRepository.save(article);
Optional<ArticleData> optional = queryService.findById(article.getId(), user);

19
src/test/java/io/spring/infrastructure/article/MyBatisArticleRepositoryTest.java
View File

@ -17,6 +17,7 @@ import org.springframework.test.context.junit4.SpringRunner;
import java.util.Optional;
import static org.hamcrest.CoreMatchers.is;
import static org.hamcrest.CoreMatchers.not;
import static org.junit.Assert.*;
@MybatisTest
@ -29,17 +30,18 @@ public class MyBatisArticleRepositoryTest {
@Autowired
private UserRepository userRepository;
private User user;
private Article article;
@Before
public void setUp() throws Exception {
user = new User("aisensiy@gmail.com", "aisensiy", "123", "bio", "default");
userRepository.save(user);
article = new Article("test", "desc", "body", new String[]{"java", "spring"}, user.getId());
}
@Test
public void should_create_and_fetch_article_success() throws Exception {
Article article = new Article("test", "test", "desc", "body", new String[]{"java", "spring"}, user.getId());
articleRepository.save(article);
Optional<Article> optional = articleRepository.findById(article.getId());
assertThat(optional.isPresent(), is(true));
@ -47,4 +49,19 @@ public class MyBatisArticleRepositoryTest {
assertThat(optional.get().getTags().contains(new Tag("java")), is(true));
assertThat(optional.get().getTags().contains(new Tag("spring")), is(true));
}
@Test
public void should_update_and_fetch_article_success() throws Exception {
articleRepository.save(article);
String newTitle = "new test 2";
article.update(newTitle, "", "");
articleRepository.save(article);
System.out.println(article.getSlug());
Optional<Article> optional = articleRepository.findBySlug(article.getSlug());
assertThat(optional.isPresent(), is(true));
Article fetched = optional.get();
assertThat(fetched.getTitle(), is(newTitle));
assertThat(fetched.getBody(), not(""));
}
}