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// Copyright 2012-2015 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 (
"encoding/json"
"fmt"
"net/url"
"gopkg.in/olivere/elastic.v2/uritemplates"
)
type DeleteService struct {
client *Client
index string
_type string
id string
routing string
refresh *bool
version *int
pretty bool
}
func NewDeleteService(client *Client) *DeleteService {
builder := &DeleteService{
client: client,
}
return builder
}
func (s *DeleteService) Index(index string) *DeleteService {
s.index = index
return s
}
func (s *DeleteService) Type(_type string) *DeleteService {
s._type = _type
return s
}
func (s *DeleteService) Id(id string) *DeleteService {
s.id = id
return s
}
func (s *DeleteService) Parent(parent string) *DeleteService {
if s.routing == "" {
s.routing = parent
}
return s
}
func (s *DeleteService) Refresh(refresh bool) *DeleteService {
s.refresh = &refresh
return s
}
func (s *DeleteService) Version(version int) *DeleteService {
s.version = &version
return s
}
func (s *DeleteService) Pretty(pretty bool) *DeleteService {
s.pretty = pretty
return s
}
// Do deletes the document. It fails if any of index, type, and identifier
// are missing.
func (s *DeleteService) Do() (*DeleteResult, error) {
if s.index == "" {
return nil, ErrMissingIndex
}
if s._type == "" {
return nil, ErrMissingType
}
if s.id == "" {
return nil, ErrMissingId
}
// Build url
path, err := uritemplates.Expand("/{index}/{type}/{id}", map[string]string{
"index": s.index,
"type": s._type,
"id": s.id,
})
if err != nil {
return nil, err
}
// Parameters
params := make(url.Values)
if s.refresh != nil {
params.Set("refresh", fmt.Sprintf("%v", *s.refresh))
}
if s.version != nil {
params.Set("version", fmt.Sprintf("%d", *s.version))
}
if s.routing != "" {
params.Set("routing", fmt.Sprintf("%s", s.routing))
}
if s.pretty {
params.Set("pretty", fmt.Sprintf("%v", s.pretty))
}
// Get response
res, err := s.client.PerformRequest("DELETE", path, params, nil)
if err != nil {
return nil, err
}
// Return response
ret := new(DeleteResult)
if err := json.Unmarshal(res.Body, ret); err != nil {
return nil, err
}
return ret, nil
}
// -- Result of a delete request.
type DeleteResult struct {
Found bool `json:"found"`
Index string `json:"_index"`
Type string `json:"_type"`
Id string `json:"_id"`
Version int64 `json:"_version"`
}
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