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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"
"strings"
)
// Bulk request to update document in Elasticsearch.
type BulkUpdateRequest struct {
BulkableRequest
index string
typ string
id string
routing string
parent string
script string
scriptType string
scriptLang string
scriptParams map[string]interface{}
version int64 // default is MATCH_ANY
versionType string // default is "internal"
retryOnConflict *int
refresh *bool
upsert interface{}
docAsUpsert *bool
doc interface{}
ttl int64
timestamp string
}
func NewBulkUpdateRequest() *BulkUpdateRequest {
return &BulkUpdateRequest{}
}
func (r *BulkUpdateRequest) Index(index string) *BulkUpdateRequest {
r.index = index
return r
}
func (r *BulkUpdateRequest) Type(typ string) *BulkUpdateRequest {
r.typ = typ
return r
}
func (r *BulkUpdateRequest) Id(id string) *BulkUpdateRequest {
r.id = id
return r
}
func (r *BulkUpdateRequest) Routing(routing string) *BulkUpdateRequest {
r.routing = routing
return r
}
func (r *BulkUpdateRequest) Parent(parent string) *BulkUpdateRequest {
r.parent = parent
return r
}
func (r *BulkUpdateRequest) Script(script string) *BulkUpdateRequest {
r.script = script
return r
}
func (r *BulkUpdateRequest) ScriptType(scriptType string) *BulkUpdateRequest {
r.scriptType = scriptType
return r
}
func (r *BulkUpdateRequest) ScriptLang(scriptLang string) *BulkUpdateRequest {
r.scriptLang = scriptLang
return r
}
func (r *BulkUpdateRequest) ScriptParams(params map[string]interface{}) *BulkUpdateRequest {
r.scriptParams = params
return r
}
func (r *BulkUpdateRequest) RetryOnConflict(retryOnConflict int) *BulkUpdateRequest {
r.retryOnConflict = &retryOnConflict
return r
}
func (r *BulkUpdateRequest) Version(version int64) *BulkUpdateRequest {
r.version = version
return r
}
// VersionType can be "internal" (default), "external", "external_gte",
// "external_gt", or "force".
func (r *BulkUpdateRequest) VersionType(versionType string) *BulkUpdateRequest {
r.versionType = versionType
return r
}
func (r *BulkUpdateRequest) Refresh(refresh bool) *BulkUpdateRequest {
r.refresh = &refresh
return r
}
func (r *BulkUpdateRequest) Doc(doc interface{}) *BulkUpdateRequest {
r.doc = doc
return r
}
func (r *BulkUpdateRequest) DocAsUpsert(docAsUpsert bool) *BulkUpdateRequest {
r.docAsUpsert = &docAsUpsert
return r
}
func (r *BulkUpdateRequest) Upsert(doc interface{}) *BulkUpdateRequest {
r.upsert = doc
return r
}
func (r *BulkUpdateRequest) Ttl(ttl int64) *BulkUpdateRequest {
r.ttl = ttl
return r
}
func (r *BulkUpdateRequest) Timestamp(timestamp string) *BulkUpdateRequest {
r.timestamp = timestamp
return r
}
func (r *BulkUpdateRequest) String() string {
lines, err := r.Source()
if err == nil {
return strings.Join(lines, "\n")
}
return fmt.Sprintf("error: %v", err)
}
func (r *BulkUpdateRequest) getSourceAsString(data interface{}) (string, error) {
switch t := data.(type) {
default:
body, err := json.Marshal(data)
if err != nil {
return "", err
}
return string(body), nil
case json.RawMessage:
return string(t), nil
case *json.RawMessage:
return string(*t), nil
case string:
return t, nil
case *string:
return *t, nil
}
}
func (r BulkUpdateRequest) Source() ([]string, error) {
// { "update" : { "_index" : "test", "_type" : "type1", "_id" : "1", ... } }
// { "doc" : { "field1" : "value1", ... } }
// or
// { "update" : { "_index" : "test", "_type" : "type1", "_id" : "1", ... } }
// { "script" : { ... } }
lines := make([]string, 2)
// "update" ...
command := make(map[string]interface{})
updateCommand := make(map[string]interface{})
if r.index != "" {
updateCommand["_index"] = r.index
}
if r.typ != "" {
updateCommand["_type"] = r.typ
}
if r.id != "" {
updateCommand["_id"] = r.id
}
if r.routing != "" {
updateCommand["_routing"] = r.routing
}
if r.parent != "" {
updateCommand["_parent"] = r.parent
}
if r.timestamp != "" {
updateCommand["_timestamp"] = r.timestamp
}
if r.ttl > 0 {
updateCommand["_ttl"] = r.ttl
}
if r.version > 0 {
updateCommand["_version"] = r.version
}
if r.versionType != "" {
updateCommand["_version_type"] = r.versionType
}
if r.refresh != nil {
updateCommand["refresh"] = *r.refresh
}
if r.retryOnConflict != nil {
updateCommand["_retry_on_conflict"] = *r.retryOnConflict
}
if r.upsert != nil {
updateCommand["upsert"] = r.upsert
}
command["update"] = updateCommand
line, err := json.Marshal(command)
if err != nil {
return nil, err
}
lines[0] = string(line)
// 2nd line: {"doc" : { ... }} or {"script": {...}}
source := make(map[string]interface{})
if r.docAsUpsert != nil {
source["doc_as_upsert"] = *r.docAsUpsert
}
if r.doc != nil {
// {"doc":{...}}
source["doc"] = r.doc
} else if r.script != "" {
// {"script":...}
source["script"] = r.script
if r.scriptLang != "" {
source["lang"] = r.scriptLang
}
/*
if r.scriptType != "" {
source["script_type"] = r.scriptType
}
*/
if r.scriptParams != nil && len(r.scriptParams) > 0 {
source["params"] = r.scriptParams
}
}
lines[1], err = r.getSourceAsString(source)
if err != nil {
return nil, err
}
return lines, nil
}
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