/
label.go
218 lines (184 loc) · 5.3 KB
/
label.go
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// Copyright (c) 2021 Terminus, Inc.
//
// This program is free software: you can use, redistribute, and/or modify
// it under the terms of the GNU Affero General Public License, version 3
// or later ("AGPL"), as published by the Free Software Foundation.
//
// This program is distributed in the hope that it will be useful, but WITHOUT
// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
// FITNESS FOR A PARTICULAR PURPOSE.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package label
import (
"unicode/utf8"
"github.com/jinzhu/gorm"
"github.com/pkg/errors"
"github.com/erda-project/erda/apistructs"
"github.com/erda-project/erda/modules/core-services/dao"
"github.com/erda-project/erda/modules/core-services/services/apierrors"
)
// Label 标签封装
type Label struct {
db *dao.DBClient
}
// Option 定义 Label 对象的配置选项
type Option func(*Label)
// New 新建 Label 实例
func New(options ...Option) *Label {
label := &Label{}
for _, op := range options {
op(label)
}
return label
}
// WithDBClient 配置 db client
func WithDBClient(db *dao.DBClient) Option {
return func(l *Label) {
l.db = db
}
}
// Create 创建标签
func (l *Label) Create(req *apistructs.ProjectLabelCreateRequest) (int64, error) {
// 参数校验
if err := l.checkCreateParam(req); err != nil {
return 0, apierrors.ErrCreateLabel.InvalidParameter(err)
}
// 同名检查
old, err := l.db.GetLabelByName(req.ProjectID, req.Name)
if err != nil && !gorm.IsRecordNotFoundError(err) {
return 0, err
}
if old != nil {
return 0, apierrors.ErrCreateLabel.AlreadyExists()
}
// 标签信息入库
label := &dao.Label{
Name: req.Name,
Type: req.Type,
Color: req.Color,
ProjectID: req.ProjectID,
Creator: req.UserID,
}
if err := l.db.CreateLabel(label); err != nil {
return 0, err
}
return label.ID, nil
}
// Delete 删除工单
func (l *Label) Delete(labelID int64) error {
l.db.DeleteLabelRelationsByLabel(uint64(labelID))
return l.db.DeleteLabel(labelID)
}
// Update 更新标签
func (l *Label) Update(req *apistructs.ProjectLabelUpdateRequest) error {
label, err := l.db.GetLabel(req.ID)
if err != nil {
return err
}
if label == nil {
return apierrors.ErrUpdateLabel.NotFound()
}
// 新名称 label 是否存在
new, err := l.db.GetLabelByName(label.ProjectID, req.Name)
if err != nil && !gorm.IsRecordNotFoundError(err) {
return err
}
if new != nil && new.Name != label.Name {
return apierrors.ErrUpdateLabel.AlreadyExists()
}
label.Name = req.Name
label.Color = req.Color
return l.db.UpdateLabel(label)
}
// List 标签列表
func (l *Label) List(req *apistructs.ProjectLabelListRequest) (int64, []apistructs.ProjectLabel, error) {
if req.ProjectID == 0 {
return 0, nil, apierrors.ErrGetLabels.MissingParameter("projectID")
}
if req.PageNo == 0 {
req.PageNo = 1
}
if req.PageSize == 0 {
req.PageSize = 20
}
total, labels, err := l.db.ListLabel(req)
if err != nil {
return 0, nil, apierrors.ErrGetLabels.InternalError(err)
}
labelResp := make([]apistructs.ProjectLabel, 0, len(labels))
for _, v := range labels {
labelResp = append(labelResp, l.convert(v))
}
return total, labelResp, nil
}
// GetByID 标签ByID
func (l *Label) GetByID(id int64) (apistructs.ProjectLabel, error) {
label, err := l.db.GetLabel(id)
if err != nil {
return apistructs.ProjectLabel{}, err
}
return l.convert(*label), nil
}
// ListByNamesAndProjectID list label by names and projectID
func (l *Label) ListByNamesAndProjectID(req apistructs.ListByNamesAndProjectIDRequest) ([]apistructs.ProjectLabel, error) {
labels, err := l.db.ListLabelByNames(req.ProjectID, req.Name)
if err != nil {
return nil, err
}
labelResp := make([]apistructs.ProjectLabel, 0, len(labels))
for _, v := range labels {
labelResp = append(labelResp, l.convert(v))
}
return labelResp, nil
}
// CreateRelation 创建标签关联关系
func (l *Label) CreateRelation(lr *dao.LabelRelation) error {
return l.db.CreateLabelRelation(lr)
}
func (l *Label) DeleteRelations(refType apistructs.ProjectLabelType, refID uint64) error {
return l.db.DeleteLabelRelations(refType, refID)
}
func (l *Label) checkCreateParam(req *apistructs.ProjectLabelCreateRequest) error {
if req.Name == "" {
return errors.Errorf("name is empty")
}
if utf8.RuneCountInString(req.Name) > 50 {
return errors.Errorf("max name length is 50")
}
if req.Type == "" {
return errors.Errorf("type is empty")
}
if req.Color == "" {
return errors.Errorf("color is empty")
}
if req.ProjectID == 0 {
return errors.Errorf("projectID is empty")
}
return nil
}
func (l *Label) convert(label dao.Label) apistructs.ProjectLabel {
return apistructs.ProjectLabel{
ID: label.ID,
Name: label.Name,
Type: label.Type,
Color: label.Color,
ProjectID: label.ProjectID,
Creator: label.Creator,
CreatedAt: label.CreatedAt,
UpdatedAt: label.UpdatedAt,
}
}
// ListLabelByIDs list label by ids
func (l *Label) ListLabelByIDs(ids []uint64) ([]apistructs.ProjectLabel, error) {
list, err := l.db.GetLabels(ids)
if err != nil {
return nil, err
}
labels := make([]apistructs.ProjectLabel, 0, len(list))
for _, v := range list {
labels = append(labels, l.convert(v))
}
return labels, nil
}