5dbf36f356
* Issue search support elasticsearch * Fix lint * Add indexer name on app.ini * add a warnning on SearchIssuesByKeyword * improve code
91 lines
1.9 KiB
Go
91 lines
1.9 KiB
Go
// Copyright 2012-present Oliver Eilhard. All rights reserved.
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// Use of this source code is governed by a MIT-license.
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// See http://olivere.mit-license.org/license.txt for details.
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package elastic
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import (
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"encoding/json"
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"errors"
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)
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// SuggestField can be used by the caller to specify a suggest field
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// at index time. For a detailed example, see e.g.
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// https://www.elastic.co/blog/you-complete-me.
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type SuggestField struct {
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inputs []string
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weight int
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contextQueries []SuggesterContextQuery
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}
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func NewSuggestField(input ...string) *SuggestField {
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return &SuggestField{
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inputs: input,
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weight: -1,
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}
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}
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func (f *SuggestField) Input(input ...string) *SuggestField {
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if f.inputs == nil {
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f.inputs = make([]string, 0)
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}
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f.inputs = append(f.inputs, input...)
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return f
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}
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func (f *SuggestField) Weight(weight int) *SuggestField {
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f.weight = weight
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return f
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}
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func (f *SuggestField) ContextQuery(queries ...SuggesterContextQuery) *SuggestField {
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f.contextQueries = append(f.contextQueries, queries...)
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return f
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}
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// MarshalJSON encodes SuggestField into JSON.
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func (f *SuggestField) MarshalJSON() ([]byte, error) {
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source := make(map[string]interface{})
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if f.inputs != nil {
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switch len(f.inputs) {
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case 1:
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source["input"] = f.inputs[0]
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default:
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source["input"] = f.inputs
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}
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}
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if f.weight >= 0 {
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source["weight"] = f.weight
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}
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switch len(f.contextQueries) {
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case 0:
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case 1:
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src, err := f.contextQueries[0].Source()
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if err != nil {
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return nil, err
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}
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source["contexts"] = src
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default:
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ctxq := make(map[string]interface{})
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for _, query := range f.contextQueries {
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src, err := query.Source()
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if err != nil {
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return nil, err
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}
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m, ok := src.(map[string]interface{})
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if !ok {
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return nil, errors.New("SuggesterContextQuery must be of type map[string]interface{}")
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}
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for k, v := range m {
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ctxq[k] = v
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}
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}
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source["contexts"] = ctxq
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}
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return json.Marshal(source)
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}
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