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Add ranking filtering by tags and categories

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Tim
2025-07-09 21:13:50 +08:00
parent 57a8bfeac6
commit e0efca7edf
5 changed files with 113 additions and 6 deletions
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51
src/main/java/com/openisle/service/PostService.java
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@@ -108,14 +108,59 @@ public class PostService {
}
public List<Post> listPostsByViews(Integer page, Integer pageSize) {
return listPostsByViews(null, null, page, pageSize);
}
public List<Post> listPostsByViews(java.util.List<Long> categoryIds,
java.util.List<Long> tagIds,
Integer page,
Integer pageSize) {
Pageable pageable = null;
if (page != null && pageSize != null) {
pageable = PageRequest.of(page, pageSize);
}
if (pageable != null) {
return postRepository.findByStatusOrderByViewsDesc(PostStatus.PUBLISHED, pageable);
boolean hasCategories = categoryIds != null && !categoryIds.isEmpty();
boolean hasTags = tagIds != null && !tagIds.isEmpty();
if (!hasCategories && !hasTags) {
if (pageable != null) {
return postRepository.findByStatusOrderByViewsDesc(PostStatus.PUBLISHED, pageable);
}
return postRepository.findByStatusOrderByViewsDesc(PostStatus.PUBLISHED);
}
return postRepository.findByStatusOrderByViewsDesc(PostStatus.PUBLISHED);
if (hasCategories) {
java.util.List<Category> categories = categoryRepository.findAllById(categoryIds);
if (categories.isEmpty()) {
return java.util.List.of();
}
if (hasTags) {
java.util.List<com.openisle.model.Tag> tags = tagRepository.findAllById(tagIds);
if (tags.isEmpty()) {
return java.util.List.of();
}
if (pageable != null) {
return postRepository.findDistinctByCategoryInAndTagsInAndStatusOrderByViewsDesc(
categories, tags, PostStatus.PUBLISHED, pageable);
}
return postRepository.findDistinctByCategoryInAndTagsInAndStatusOrderByViewsDesc(
categories, tags, PostStatus.PUBLISHED);
}
if (pageable != null) {
return postRepository.findByCategoryInAndStatusOrderByViewsDesc(categories, PostStatus.PUBLISHED, pageable);
}
return postRepository.findByCategoryInAndStatusOrderByViewsDesc(categories, PostStatus.PUBLISHED);
}
java.util.List<com.openisle.model.Tag> tags = tagRepository.findAllById(tagIds);
if (tags.isEmpty()) {
return java.util.List.of();
}
if (pageable != null) {
return postRepository.findDistinctByTagsInAndStatusOrderByViewsDesc(tags, PostStatus.PUBLISHED, pageable);
}
return postRepository.findDistinctByTagsInAndStatusOrderByViewsDesc(tags, PostStatus.PUBLISHED);
}
public List<Post> listPostsByCategories(java.util.List<Long> categoryIds,