mirror of
https://github.com/go-gitea/gitea.git
synced 2024-08-25 13:47:26 +02:00
91 lines
1.9 KiB
Go
91 lines
1.9 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 (
|
||
|
"encoding/json"
|
||
|
"errors"
|
||
|
)
|
||
|
|
||
|
// SuggestField can be used by the caller to specify a suggest field
|
||
|
// at index time. For a detailed example, see e.g.
|
||
|
// https://www.elastic.co/blog/you-complete-me.
|
||
|
type SuggestField struct {
|
||
|
inputs []string
|
||
|
weight int
|
||
|
contextQueries []SuggesterContextQuery
|
||
|
}
|
||
|
|
||
|
func NewSuggestField(input ...string) *SuggestField {
|
||
|
return &SuggestField{
|
||
|
inputs: input,
|
||
|
weight: -1,
|
||
|
}
|
||
|
}
|
||
|
|
||
|
func (f *SuggestField) Input(input ...string) *SuggestField {
|
||
|
if f.inputs == nil {
|
||
|
f.inputs = make([]string, 0)
|
||
|
}
|
||
|
f.inputs = append(f.inputs, input...)
|
||
|
return f
|
||
|
}
|
||
|
|
||
|
func (f *SuggestField) Weight(weight int) *SuggestField {
|
||
|
f.weight = weight
|
||
|
return f
|
||
|
}
|
||
|
|
||
|
func (f *SuggestField) ContextQuery(queries ...SuggesterContextQuery) *SuggestField {
|
||
|
f.contextQueries = append(f.contextQueries, queries...)
|
||
|
return f
|
||
|
}
|
||
|
|
||
|
// MarshalJSON encodes SuggestField into JSON.
|
||
|
func (f *SuggestField) MarshalJSON() ([]byte, error) {
|
||
|
source := make(map[string]interface{})
|
||
|
|
||
|
if f.inputs != nil {
|
||
|
switch len(f.inputs) {
|
||
|
case 1:
|
||
|
source["input"] = f.inputs[0]
|
||
|
default:
|
||
|
source["input"] = f.inputs
|
||
|
}
|
||
|
}
|
||
|
|
||
|
if f.weight >= 0 {
|
||
|
source["weight"] = f.weight
|
||
|
}
|
||
|
|
||
|
switch len(f.contextQueries) {
|
||
|
case 0:
|
||
|
case 1:
|
||
|
src, err := f.contextQueries[0].Source()
|
||
|
if err != nil {
|
||
|
return nil, err
|
||
|
}
|
||
|
source["contexts"] = src
|
||
|
default:
|
||
|
ctxq := make(map[string]interface{})
|
||
|
for _, query := range f.contextQueries {
|
||
|
src, err := query.Source()
|
||
|
if err != nil {
|
||
|
return nil, err
|
||
|
}
|
||
|
m, ok := src.(map[string]interface{})
|
||
|
if !ok {
|
||
|
return nil, errors.New("SuggesterContextQuery must be of type map[string]interface{}")
|
||
|
}
|
||
|
for k, v := range m {
|
||
|
ctxq[k] = v
|
||
|
}
|
||
|
}
|
||
|
source["contexts"] = ctxq
|
||
|
}
|
||
|
|
||
|
return json.Marshal(source)
|
||
|
}
|