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|
package kong
import (
"context"
"encoding/json"
"errors"
"fmt"
"net/http"
)
// ConsumerService handles Consumers in Kong.
type ConsumerService service
// Create creates a Consumer in Kong.
// If an ID is specified, it will be used to
// create a consumer in Kong, otherwise an ID
// is auto-generated.
func (s *ConsumerService) Create(ctx context.Context,
consumer *Consumer) (*Consumer, error) {
queryPath := "/consumers"
method := "POST"
if consumer.ID != nil {
queryPath = queryPath + "/" + *consumer.ID
method = "PUT"
}
req, err := s.client.NewRequest(method, queryPath, nil, consumer)
if err != nil {
return nil, err
}
var createdConsumer Consumer
_, err = s.client.Do(ctx, req, &createdConsumer)
if err != nil {
return nil, err
}
return &createdConsumer, nil
}
// Get fetches a Consumer in Kong.
func (s *ConsumerService) Get(ctx context.Context,
usernameOrID *string) (*Consumer, error) {
if isEmptyString(usernameOrID) {
return nil, errors.New("usernameOrID cannot be nil for Get operation")
}
endpoint := fmt.Sprintf("/consumers/%v", *usernameOrID)
req, err := s.client.NewRequest("GET", endpoint, nil, nil)
if err != nil {
return nil, err
}
var consumer Consumer
_, err = s.client.Do(ctx, req, &consumer)
if err != nil {
return nil, err
}
return &consumer, nil
}
// GetByCustomID fetches a Consumer in Kong.
func (s *ConsumerService) GetByCustomID(ctx context.Context,
customID *string) (*Consumer, error) {
if isEmptyString(customID) {
return nil, errors.New("customID cannot be nil for Get operation")
}
type QS struct {
CustomID string `url:"custom_id,omitempty"`
}
req, err := s.client.NewRequest("GET", "/consumers",
&QS{CustomID: *customID}, nil)
if err != nil {
return nil, err
}
type Response struct {
Data []Consumer
}
var resp Response
_, err = s.client.Do(ctx, req, &resp)
if err != nil {
return nil, err
}
if len(resp.Data) == 0 {
return nil, &APIError{httpCode: http.StatusNotFound, message: "Not found"}
}
return &resp.Data[0], nil
}
// Update updates a Consumer in Kong
func (s *ConsumerService) Update(ctx context.Context,
consumer *Consumer) (*Consumer, error) {
if isEmptyString(consumer.ID) {
return nil, errors.New("ID cannot be nil for Update operation")
}
endpoint := fmt.Sprintf("/consumers/%v", *consumer.ID)
req, err := s.client.NewRequest("PATCH", endpoint, nil, consumer)
if err != nil {
return nil, err
}
var updatedAPI Consumer
_, err = s.client.Do(ctx, req, &updatedAPI)
if err != nil {
return nil, err
}
return &updatedAPI, nil
}
// Delete deletes a Consumer in Kong
func (s *ConsumerService) Delete(ctx context.Context,
usernameOrID *string) error {
if isEmptyString(usernameOrID) {
return errors.New("usernameOrID cannot be nil for Delete operation")
}
endpoint := fmt.Sprintf("/consumers/%v", *usernameOrID)
req, err := s.client.NewRequest("DELETE", endpoint, nil, nil)
if err != nil {
return err
}
_, err = s.client.Do(ctx, req, nil)
return err
}
// List fetches a list of Consumers in Kong.
// opt can be used to control pagination.
func (s *ConsumerService) List(ctx context.Context,
opt *ListOpt) ([]*Consumer, *ListOpt, error) {
data, next, err := s.client.list(ctx, "/consumers", opt)
if err != nil {
return nil, nil, err
}
var consumers []*Consumer
for _, object := range data {
b, err := object.MarshalJSON()
if err != nil {
return nil, nil, err
}
var consumer Consumer
err = json.Unmarshal(b, &consumer)
if err != nil {
return nil, nil, err
}
consumers = append(consumers, &consumer)
}
return consumers, next, nil
}
// ListAll fetches all Consumers in Kong.
// This method can take a while if there
// a lot of Consumers present.
func (s *ConsumerService) ListAll(ctx context.Context) ([]*Consumer, error) {
var consumers, data []*Consumer
var err error
opt := &ListOpt{Size: pageSize}
for opt != nil {
data, opt, err = s.List(ctx, opt)
if err != nil {
return nil, err
}
consumers = append(consumers, data...)
}
return consumers, nil
}
|
