/
get_subject_versions.go
42 lines (32 loc) · 1.26 KB
/
get_subject_versions.go
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package subjects
import (
"fmt"
"net/http"
dbModels "github.com/rmb938/franz-schema-registry/pkg/database/models"
"github.com/rmb938/franz-schema-registry/pkg/http/routers"
"gorm.io/gorm"
)
func getSubjectVersions(db *gorm.DB, subjectName string, includeDeleted bool) (*ResponseGetSubjectVersions, error) {
var subjectVersions []dbModels.SubjectVersion
subjectVersionsDB := db
if includeDeleted {
subjectVersionsDB = subjectVersionsDB.Unscoped()
}
err := subjectVersionsDB.Model(&dbModels.SubjectVersion{}).
Clauses(forceIndexHint("idx_subjects_name")).
Joins("JOIN subjects ON subjects.id = subject_versions.subject_id").
Where("subjects.name = ? AND subjects.deleted_at is NULL", subjectName).
Order("subject_versions.version asc").Find(&subjectVersions).Error
if err != nil {
return nil, err
}
if len(subjectVersions) == 0 {
// TODO: no versions, so we should check if the subject actually exists, if it does return a empty list
return nil, routers.NewAPIError(http.StatusNotFound, 40401, fmt.Errorf("subject not found"))
}
subjectVersionIDs := make(ResponseGetSubjectVersions, len(subjectVersions))
for index, subjectVersion := range subjectVersions {
subjectVersionIDs[index] = subjectVersion.Version
}
return &subjectVersionIDs, nil
}