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fix CourseRepository findByMultiquery #120

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Merged
guma2k2 merged 1 commit into from
Jul 3, 2025
Merged

fix CourseRepository findByMultiquery #120

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55 changes: 36 additions & 19 deletions src/main/java/com/backend/elearning/domain/course/CourseRepository.java
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Original file line number Diff line number Diff line change
Expand Up @@ -152,25 +152,42 @@ Page<Course> findAllCustomByRoleAndStatus(Pageable pageable, @Param("email") Str


@Query(value = """
select c
from Course c
join fetch c.category cat
left join fetch cat.parent p
join fetch c.topic t
join fetch c.user u
left join fetch c.reviews
where (:level IS NULL or c.level in :level)
and (:free IS NULL or c.free in :free)
and (:categoryName IS NULL or cat.name = :categoryName or p.name = :categoryName)
and (:topicId IS NULL or t.id = :topicId)
and (:ratingStar IS NULL or
(select avg(r.ratingStar)
from Review r
join r.course rc
where rc.id = c.id
group by rc.id) >= :ratingStar)
and c.status = 'PUBLISHED'
""")
select c
from Course c
join fetch c.category cat
left join fetch cat.parent p
join fetch c.topic t
join fetch c.user u
where (:level IS NULL or c.level in :level)
and (:free IS NULL or c.free in :free)
and (:categoryName IS NULL or cat.name = :categoryName or p.name = :categoryName)
and (:topicId IS NULL or t.id = :topicId)
and (:ratingStar IS NULL or coalesce((
select avg(r.ratingStar)
from Review r
where r.course.id = c.id
), 0) >= :ratingStar)
and c.status = 'PUBLISHED'
""",
countQuery = """
select count(c)
from Course c
join c.category cat
left join cat.parent p
join c.topic t
join c.user u
where (:level IS NULL or c.level in :level)
and (:free IS NULL or c.free in :free)
and (:categoryName IS NULL or cat.name = :categoryName or p.name = :categoryName)
and (:topicId IS NULL or t.id = :topicId)
and (:ratingStar IS NULL or coalesce((
select avg(r.ratingStar)
from Review r
where r.course.id = c.id
), 0) >= :ratingStar)
and c.status = 'PUBLISHED'
"""
)
Page<Course> findByMultiQuery(Pageable pageable,
@Param("ratingStar") Float ratingStar,
@Param("level") String[] level,
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