batch create nonexistent transaction tags when import transaction

pkg/api/transaction_tags.go

@@ -101,6 +101,47 @@ func (a *TransactionTagsApi) TagCreateHandler(c *core.WebContext) (any, *errs.Er
 	return tagResp, nil
 }
 
+// TagCreateBatchHandler saves some new transaction tags by request parameters for current user
+func (a *TransactionTagsApi) TagCreateBatchHandler(c *core.WebContext) (any, *errs.Error) {
+	var tagCreateBatchReq models.TransactionTagCreateBatchRequest
+	err := c.ShouldBindJSON(&tagCreateBatchReq)
+
+	if err != nil {
+		log.Warnf(c, "[transaction_tags.TagCreateBatchHandler] parse request failed, because %s", err.Error())
+		return nil, errs.NewIncompleteOrIncorrectSubmissionError(err)
+	}
+
+	uid := c.GetCurrentUid()
+
+	maxOrderId, err := a.tags.GetMaxDisplayOrder(c, uid)
+
+	if err != nil {
+		log.Errorf(c, "[transaction_tags.TagCreateBatchHandler] failed to get max display order for user \"uid:%d\", because %s", uid, err.Error())
+		return nil, errs.Or(err, errs.ErrOperationFailed)
+	}
+
+	tags := a.createNewTagModels(uid, &tagCreateBatchReq, maxOrderId+1)
+
+	err = a.tags.CreateTags(c, uid, tags, tagCreateBatchReq.SkipExists)
+
+	if err != nil {
+		log.Errorf(c, "[transaction_tags.TagCreateBatchHandler] failed to create tags for user \"uid:%d\", because %s", uid, err.Error())
+		return nil, errs.Or(err, errs.ErrOperationFailed)
+	}
+
+	log.Infof(c, "[transaction_tags.TagCreateBatchHandler] user \"uid:%d\" has created tags successfully", uid)
+
+	tagResps := make(models.TransactionTagInfoResponseSlice, len(tags))
+
+	for i := 0; i < len(tags); i++ {
+		tagResps[i] = tags[i].ToTransactionTagInfoResponse()
+	}
+
+	sort.Sort(tagResps)
+
+	return tagResps, nil
+}
+
 // TagModifyHandler saves an existed transaction tag by request parameters for current user
 func (a *TransactionTagsApi) TagModifyHandler(c *core.WebContext) (any, *errs.Error) {
 	var tagModifyReq models.TransactionTagModifyRequest
@@ -230,3 +271,15 @@ func (a *TransactionTagsApi) createNewTagModel(uid int64, tagCreateReq *models.T
 		DisplayOrder: order,
 	}
 }
+
+func (a *TransactionTagsApi) createNewTagModels(uid int64, tagCreateBatchReq *models.TransactionTagCreateBatchRequest, order int32) []*models.TransactionTag {
+	tags := make([]*models.TransactionTag, len(tagCreateBatchReq.Tags))
+
+	for i := 0; i < len(tagCreateBatchReq.Tags); i++ {
+		tagCreateReq := tagCreateBatchReq.Tags[i]
+		tag := a.createNewTagModel(uid, tagCreateReq, order+int32(i))
+		tags[i] = tag
+	}
+
+	return tags
+}

pkg/models/transaction_tag.go

@@ -23,6 +23,12 @@ type TransactionTagCreateRequest struct {
 	Name string `json:"name" binding:"required,notBlank,max=64"`
 }
 
+// TransactionTagCreateBatchRequest represents all parameters of transaction tag batch creation request
+type TransactionTagCreateBatchRequest struct {
+	Tags       []*TransactionTagCreateRequest `json:"tags" binding:"required"`
+	SkipExists bool                           `json:"skipExists"`
+}
+
 // TransactionTagModifyRequest represents all parameters of transaction tag modification request
 type TransactionTagModifyRequest struct {
 	Id   int64  `json:"id,string" binding:"required,min=1"`
@@ -59,6 +65,19 @@ type TransactionTagInfoResponse struct {
 	Hidden       bool   `json:"hidden"`
 }
 
+// FillFromOtherTag fills all the fields in this current tag from other transaction tag
+func (t *TransactionTag) FillFromOtherTag(tag *TransactionTag) {
+	t.TagId = tag.TagId
+	t.Uid = tag.Uid
+	t.Deleted = tag.Deleted
+	t.Name = tag.Name
+	t.DisplayOrder = tag.DisplayOrder
+	t.Hidden = tag.Hidden
+	t.CreatedUnixTime = tag.CreatedUnixTime
+	t.UpdatedUnixTime = tag.UpdatedUnixTime
+	t.DeletedUnixTime = tag.DeletedUnixTime
+}
+
 // ToTransactionTagInfoResponse returns a view-object according to database model
 func (t *TransactionTag) ToTransactionTagInfoResponse() *TransactionTagInfoResponse {
 	return &TransactionTagInfoResponse{

pkg/services/transaction_tags.go

@@ -222,6 +222,76 @@ func (s *TransactionTagService) CreateTag(c core.Context, tag *models.Transactio
 	})
 }
 
+// CreateTags saves a few transaction tag models to database
+func (s *TransactionTagService) CreateTags(c core.Context, uid int64, tags []*models.TransactionTag, skipExists bool) error {
+	if uid <= 0 {
+		return errs.ErrUserIdInvalid
+	}
+
+	allTagNames := make([]string, len(tags))
+
+	for i := 0; i < len(tags); i++ {
+		allTagNames[i] = tags[i].Name
+	}
+
+	var existTags []*models.TransactionTag
+	err := s.UserDataDB(uid).NewSession(c).Where("uid=? AND deleted=?", uid, false).In("name", allTagNames).Find(&existTags)
+
+	if err != nil {
+		return err
+	} else if !skipExists && len(existTags) > 0 {
+		return errs.ErrTransactionTagNameAlreadyExists
+	}
+
+	existsNameTagMap := make(map[string]*models.TransactionTag, len(existTags))
+
+	for i := 0; i < len(existTags); i++ {
+		tag := existTags[i]
+		existsNameTagMap[tag.Name] = tag
+	}
+
+	newTags := make([]*models.TransactionTag, 0, len(tags)-len(existTags))
+
+	for i := 0; i < len(tags); i++ {
+		tag := tags[i]
+		existsTag, exists := existsNameTagMap[tag.Name]
+
+		if exists {
+			tag.FillFromOtherTag(existsTag)
+			continue
+		}
+
+		newTags = append(newTags, tag)
+	}
+
+	tagUuids := s.GenerateUuids(uuid.UUID_TYPE_TAG_INDEX, uint16(len(newTags)))
+
+	if len(tagUuids) < len(newTags) {
+		return errs.ErrSystemIsBusy
+	}
+
+	for i := 0; i < len(newTags); i++ {
+		tag := newTags[i]
+		tag.TagId = tagUuids[i]
+		tag.Deleted = false
+		tag.CreatedUnixTime = time.Now().Unix()
+		tag.UpdatedUnixTime = time.Now().Unix()
+	}
+
+	return s.UserDataDB(uid).DoTransaction(c, func(sess *xorm.Session) error {
+		for i := 0; i < len(newTags); i++ {
+			tag := newTags[i]
+			_, err := sess.Insert(tag)
+
+			if err != nil {
+				return err
+			}
+		}
+
+		return nil
+	})
+}
+
 // ModifyTag saves an existed transaction tag model to database
 func (s *TransactionTagService) ModifyTag(c core.Context, tag *models.TransactionTag) error {
 	if tag.Uid <= 0 {