Merge branch 'feat/1.0.5/deltag' into test

internal/repo/tag/tag_repo.go

@@ -8,6 +8,7 @@ import (
 	"github.com/answerdev/answer/internal/entity"
 	"github.com/answerdev/answer/internal/service/tag_common"
 	"github.com/answerdev/answer/internal/service/unique"
+	"github.com/answerdev/answer/pkg/converter"
 	"github.com/segmentfault/pacman/errors"
 	"xorm.io/builder"
 )
@@ -61,6 +62,14 @@ func (tr *tagRepo) UpdateTagSynonym(ctx context.Context, tagSlugNameList []strin
 	return
 }
 
+func (tr *tagRepo) GetTagSynonymCount(ctx context.Context, tagID string) (count int64, err error) {
+	count, err = tr.data.DB.Count(&entity.Tag{MainTagID: converter.StringToInt64(tagID), Status: entity.TagStatusAvailable})
+	if err != nil {
+		err = errors.InternalServer(reason.DatabaseError).WithError(err).WithStack()
+	}
+	return
+}
+
 // GetTagList get tag list all
 func (tr *tagRepo) GetTagList(ctx context.Context, tag *entity.Tag) (tagList []*entity.Tag, err error) {
 	tagList = make([]*entity.Tag, 0)

internal/service/tag/tag_service.go

@@ -50,14 +50,24 @@ func NewTagService(
 
 // RemoveTag delete tag
 func (ts *TagService) RemoveTag(ctx context.Context, req *schema.RemoveTagReq) (err error) {
+	//If the tag has associated problems, it cannot be deleted
 	tagCount, err := ts.tagCommonService.CountTagRelByTagID(ctx, req.TagID)
 	if err != nil {
 		return err
 	}
-	//If the tag has associated problems, it cannot be deleted
 	if tagCount > 0 {
 		return errors.BadRequest(reason.TagIsUsedCannotDelete)
 	}
+
+	//If the tag has associated problems, it cannot be deleted
+	tagSynonymCount, err := ts.tagRepo.GetTagSynonymCount(ctx, req.TagID)
+	if err != nil {
+		return err
+	}
+	if tagSynonymCount > 0 {
+		return errors.BadRequest(reason.TagIsUsedCannotDelete)
+	}
+
 	// tagRelRepo
 	err = ts.tagRepo.RemoveTag(ctx, req.TagID)
 	if err != nil {

internal/service/tag_common/tag_common.go

@@ -38,6 +38,7 @@ type TagRepo interface {
 	RemoveTag(ctx context.Context, tagID string) (err error)
 	UpdateTag(ctx context.Context, tag *entity.Tag) (err error)
 	UpdateTagSynonym(ctx context.Context, tagSlugNameList []string, mainTagID int64, mainTagSlugName string) (err error)
+	GetTagSynonymCount(ctx context.Context, tagID string) (count int64, err error)
 	GetTagList(ctx context.Context, tag *entity.Tag) (tagList []*entity.Tag, err error)
 }