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Merge pull request #932 from nagisa77/codex/update-changelog-to-return-dto-format-rnzqgd

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Expose category and tag changes as DTOs
This commit is contained in:
Tim
2025-09-08 14:46:09 +08:00
committed by GitHub
parent 6a5d00f086 3b1843b6dd
commit 126b10ce45
4 changed files with 65 additions and 8 deletions
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9
backend/src/main/java/com/openisle/dto/PostChangeLogDto.java
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@@ -5,6 +5,7 @@ import lombok.Getter;
import lombok.Setter;
import java.time.LocalDateTime;
import java.util.List;
@Getter
@Setter
@@ -18,10 +19,10 @@ public class PostChangeLogDto {
private String newTitle;
private String oldContent;
private String newContent;
private String oldCategory;
private String newCategory;
private String oldTags;
private String newTags;
private CategoryDto oldCategory;
private CategoryDto newCategory;
private List<TagDto> oldTags;
private List<TagDto> newTags;
private Boolean oldClosed;
private Boolean newClosed;
private LocalDateTime oldPinnedAt;

58
backend/src/main/java/com/openisle/mapper/PostChangeLogMapper.java
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@@ -1,11 +1,28 @@
package com.openisle.mapper;
import com.openisle.dto.CategoryDto;
import com.openisle.dto.PostChangeLogDto;
import com.openisle.dto.TagDto;
import com.openisle.model.*;
import com.openisle.repository.CategoryRepository;
import com.openisle.repository.TagRepository;
import lombok.RequiredArgsConstructor;
import org.springframework.stereotype.Component;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import java.util.stream.Collectors;
@Component
@RequiredArgsConstructor
public class PostChangeLogMapper {
private final CategoryRepository categoryRepository;
private final TagRepository tagRepository;
private final CategoryMapper categoryMapper;
private final TagMapper tagMapper;
public PostChangeLogDto toDto(PostChangeLog log) {
PostChangeLogDto dto = new PostChangeLogDto();
dto.setId(log.getId());
@@ -22,11 +39,11 @@ public class PostChangeLogMapper {
dto.setOldContent(c.getOldContent());
dto.setNewContent(c.getNewContent());
} else if (log instanceof PostCategoryChangeLog cat) {
dto.setOldCategory(cat.getOldCategory());
dto.setNewCategory(cat.getNewCategory());
dto.setOldCategory(mapCategory(cat.getOldCategory()));
dto.setNewCategory(mapCategory(cat.getNewCategory()));
} else if (log instanceof PostTagChangeLog tag) {
dto.setOldTags(tag.getOldTags());
dto.setNewTags(tag.getNewTags());
dto.setOldTags(mapTags(tag.getOldTags()));
dto.setNewTags(mapTags(tag.getNewTags()));
} else if (log instanceof PostClosedChangeLog cl) {
dto.setOldClosed(cl.isOldClosed());
dto.setNewClosed(cl.isNewClosed());
@@ -39,4 +56,37 @@ public class PostChangeLogMapper {
}
return dto;
}
private CategoryDto mapCategory(String name) {
if (name == null) {
return null;
}
return categoryRepository.findByName(name)
.map(categoryMapper::toDto)
.orElseGet(() -> {
CategoryDto dto = new CategoryDto();
dto.setName(name);
return dto;
});
}
private List<TagDto> mapTags(String tags) {
if (tags == null || tags.isBlank()) {
return Collections.emptyList();
}
return Arrays.stream(tags.split(","))
.map(String::trim)
.map(this::mapTag)
.collect(Collectors.toList());
}
private TagDto mapTag(String name) {
return tagRepository.findByName(name)
.map(tagMapper::toDto)
.orElseGet(() -> {
TagDto dto = new TagDto();
dto.setName(name);
return dto;
});
}
}

3
backend/src/main/java/com/openisle/repository/CategoryRepository.java
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@@ -4,7 +4,10 @@ import com.openisle.model.Category;
import org.springframework.data.jpa.repository.JpaRepository;
import java.util.List;
import java.util.Optional;
public interface CategoryRepository extends JpaRepository<Category, Long> {
List<Category> findByNameContainingIgnoreCase(String keyword);
Optional<Category> findByName(String name);
}

3
backend/src/main/java/com/openisle/repository/TagRepository.java
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@@ -6,6 +6,7 @@ import org.springframework.data.jpa.repository.JpaRepository;
import org.springframework.data.domain.Pageable;
import java.util.List;
import java.util.Optional;
public interface TagRepository extends JpaRepository<Tag, Long> {
List<Tag> findByNameContainingIgnoreCase(String keyword);
@@ -15,4 +16,6 @@ public interface TagRepository extends JpaRepository<Tag, Long> {
List<Tag> findByCreatorOrderByCreatedAtDesc(User creator, Pageable pageable);
List<Tag> findByCreator(User creator);
Optional<Tag> findByName(String name);
}