//
// Copyright 2017, Sander van Harmelen
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
package gitlab
import (
"encoding/json"
"fmt"
)
// LabelsService handles communication with the label related methods of the
// GitLab API.
//
// GitLab API docs: https://docs.gitlab.com/ce/api/labels.html
type LabelsService struct {
client *Client
}
// Label represents a GitLab label.
//
// GitLab API docs: https://docs.gitlab.com/ce/api/labels.html
type Label struct {
ID int `json:"id"`
Name string `json:"name"`
Color string `json:"color"`
TextColor string `json:"text_color"`
Description string `json:"description"`
OpenIssuesCount int `json:"open_issues_count"`
ClosedIssuesCount int `json:"closed_issues_count"`
OpenMergeRequestsCount int `json:"open_merge_requests_count"`
Subscribed bool `json:"subscribed"`
Priority int `json:"priority"`
IsProjectLabel bool `json:"is_project_label"`
}
// UnmarshalJSON implements the json.Unmarshaler interface.
func (l *Label) UnmarshalJSON(data []byte) error {
type alias Label
if err := json.Unmarshal(data, (*alias)(l)); err != nil {
return err
}
if l.Name == "" {
var raw map[string]interface{}
if err := json.Unmarshal(data, &raw); err != nil {
return err
}
if title, ok := raw["title"].(string); ok {
l.Name = title
}
}
return nil
}
func (l Label) String() string {
return Stringify(l)
}
// ListLabelsOptions represents the available ListLabels() options.
//
// GitLab API docs: https://docs.gitlab.com/ce/api/labels.html#list-labels
type ListLabelsOptions ListOptions
// ListLabels gets all labels for given project.
//
// GitLab API docs: https://docs.gitlab.com/ce/api/labels.html#list-labels
func (s *LabelsService) ListLabels(pid interface{}, opt *ListLabelsOptions, options ...OptionFunc) ([]*Label, *Response, error) {
project, err := parseID(pid)
if err != nil {
return nil, nil, err
}
u := fmt.Sprintf("projects/%s/labels", pathEscape(project))
req, err := s.client.NewRequest("GET", u, opt, options)
if err != nil {
return nil, nil, err
}
var l []*Label
resp, err := s.client.Do(req, &l)
if err != nil {
return nil, resp, err
}
return l, resp, err
}
// CreateLabelOptions represents the available CreateLabel() options.
//
// GitLab API docs: https://docs.gitlab.com/ce/api/labels.html#create-a-new-label
type CreateLabelOptions struct {
Name *string `url:"name,omitempty" json:"name,omitempty"`
Color *string `url:"color,omitempty" json:"color,omitempty"`
Description *string `url:"description,omitempty" json:"description,omitempty"`
}
// CreateLabel creates a new label for given repository with given name and
// color.
//
// GitLab API docs: https://docs.gitlab.com/ce/api/labels.html#create-a-new-label
func (s *LabelsService) CreateLabel(pid interface{}, opt *CreateLabelOptions, options ...OptionFunc) (*Label, *Response, error) {
project, err := parseID(pid)
if err != nil {
return nil, nil, err
}
u := fmt.Sprintf("projects/%s/labels", pathEscape(project))
req, err := s.client.NewRequest("POST", u, opt, options)
if err != nil {
return nil, nil, err
}
l := new(Label)
resp, err := s.client.Do(req, l)
if err != nil {
return nil, resp, err
}
return l, resp, err
}
// DeleteLabelOptions represents the available DeleteLabel() options.
//
// GitLab API docs: https://docs.gitlab.com/ce/api/labels.html#delete-a-label
type DeleteLabelOptions struct {
Name *string `url:"name,omitempty" json:"name,omitempty"`
}
// DeleteLabel deletes a label given by its name.
//
// GitLab API docs: https://docs.gitlab.com/ce/api/labels.html#delete-a-label
func (s *LabelsService) DeleteLabel(pid interface{}, opt *DeleteLabelOptions, options ...OptionFunc) (*Response, error) {
project, err := parseID(pid)
if err != nil {
return nil, err
}
u := fmt.Sprintf("projects/%s/labels", pathEscape(project))
req, err := s.client.NewRequest("DELETE", u, opt, options)
if err != nil {
return nil, err
}
return s.client.Do(req, nil)
}
// UpdateLabelOptions represents the available UpdateLabel() options.
//
// GitLab API docs: https://docs.gitlab.com/ce/api/labels.html#delete-a-label
type UpdateLabelOptions struct {
Name *string `url:"name,omitempty" json:"name,omitempty"`
NewName *string `url:"new_name,omitempty" json:"new_name,omitempty"`
Color *string `url:"color,omitempty" json:"color,omitempty"`
Description *string `url:"description,omitempty" json:"description,omitempty"`
}
// UpdateLabel updates an existing label with new name or now color. At least
// one parameter is required, to update the label.
//
// GitLab API docs: https://docs.gitlab.com/ce/api/labels.html#edit-an-existing-label
func (s *LabelsService) UpdateLabel(pid interface{}, opt *UpdateLabelOptions, options ...OptionFunc) (*Label, *Response, error) {
project, err := parseID(pid)
if err != nil {
return nil, nil, err
}
u := fmt.Sprintf("projects/%s/labels", pathEscape(project))
req, err := s.client.NewRequest("PUT", u, opt, options)
if err != nil {
return nil, nil, err
}
l := new(Label)
resp, err := s.client.Do(req, l)
if err != nil {
return nil, resp, err
}
return l, resp, err
}
// SubscribeToLabel subscribes the authenticated user to a label to receive
// notifications. If the user is already subscribed to the label, the status
// code 304 is returned.
//
// GitLab API docs:
// https://docs.gitlab.com/ce/api/labels.html#subscribe-to-a-label
func (s *LabelsService) SubscribeToLabel(pid interface{}, labelID interface{}, options ...OptionFunc) (*Label, *Response, error) {
project, err := parseID(pid)
if err != nil {
return nil, nil, err
}
label, err := parseID(labelID)
if err != nil {
return nil, nil, err
}
u := fmt.Sprintf("projects/%s/labels/%s/subscribe", pathEscape(project), label)
req, err := s.client.NewRequest("POST", u, nil, options)
if err != nil {
return nil, nil, err
}
l := new(Label)
resp, err := s.client.Do(req, l)
if err != nil {
return nil, resp, err
}
return l, resp, err
}
// UnsubscribeFromLabel unsubscribes the authenticated user from a label to not
// receive notifications from it. If the user is not subscribed to the label, the
// status code 304 is returned.
//
// GitLab API docs:
// https://docs.gitlab.com/ce/api/labels.html#unsubscribe-from-a-label
func (s *LabelsService) UnsubscribeFromLabel(pid interface{}, labelID interface{}, options ...OptionFunc) (*Response, error) {
project, err := parseID(pid)
if err != nil {
return nil, err
}
label, err := parseID(labelID)
if err != nil {
return nil, err
}
u := fmt.Sprintf("projects/%s/labels/%s/unsubscribe", pathEscape(project), label)
req, err := s.client.NewRequest("POST", u, nil, options)
if err != nil {
return nil, err
}
return s.client.Do(req, nil)
}
