minio/vendor/gopkg.in/olivere/elastic.v5/get_template.go

115 lines
2.6 KiB
Go

// Copyright 2012-present Oliver Eilhard. All rights reserved.
// Use of this source code is governed by a MIT-license.
// See http://olivere.mit-license.org/license.txt for details.
package elastic
import (
"fmt"
"net/url"
"golang.org/x/net/context"
"gopkg.in/olivere/elastic.v5/uritemplates"
)
// GetTemplateService reads a search template.
// It is documented at https://www.elastic.co/guide/en/elasticsearch/reference/5.2/search-template.html.
type GetTemplateService struct {
client *Client
pretty bool
id string
version interface{}
versionType string
}
// NewGetTemplateService creates a new GetTemplateService.
func NewGetTemplateService(client *Client) *GetTemplateService {
return &GetTemplateService{
client: client,
}
}
// Id is the template ID.
func (s *GetTemplateService) Id(id string) *GetTemplateService {
s.id = id
return s
}
// Version is an explicit version number for concurrency control.
func (s *GetTemplateService) Version(version interface{}) *GetTemplateService {
s.version = version
return s
}
// VersionType is a specific version type.
func (s *GetTemplateService) VersionType(versionType string) *GetTemplateService {
s.versionType = versionType
return s
}
// buildURL builds the URL for the operation.
func (s *GetTemplateService) buildURL() (string, url.Values, error) {
// Build URL
path, err := uritemplates.Expand("/_search/template/{id}", map[string]string{
"id": s.id,
})
if err != nil {
return "", url.Values{}, err
}
// Add query string parameters
params := url.Values{}
if s.version != nil {
params.Set("version", fmt.Sprintf("%v", s.version))
}
if s.versionType != "" {
params.Set("version_type", s.versionType)
}
return path, params, nil
}
// Validate checks if the operation is valid.
func (s *GetTemplateService) Validate() error {
var invalid []string
if s.id == "" {
invalid = append(invalid, "Id")
}
if len(invalid) > 0 {
return fmt.Errorf("missing required fields: %v", invalid)
}
return nil
}
// Do executes the operation and returns the template.
func (s *GetTemplateService) Do(ctx context.Context) (*GetTemplateResponse, error) {
// Check pre-conditions
if err := s.Validate(); err != nil {
return nil, err
}
// Get URL for request
path, params, err := s.buildURL()
if err != nil {
return nil, err
}
// Get HTTP response
res, err := s.client.PerformRequest(ctx, "GET", path, params, nil)
if err != nil {
return nil, err
}
// Return result
ret := new(GetTemplateResponse)
if err := s.client.decoder.Decode(res.Body, ret); err != nil {
return nil, err
}
return ret, nil
}
type GetTemplateResponse struct {
Template string `json:"template"`
}