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create_index.go
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create_index.go
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/*
Copyright (C) 2019 - 2022 MWSOFT
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package es
import (
"context"
"fmt"
)
// CreateIndex crates Elasticsearch index if index does not exist yet.
// !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
// !!! DO NOT CALL THIS METHOD THIS IS ONLY FOR LOCAL DEVELOPMENT PURPOSES !!!
// !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
func (es *es) CreateIndex() error {
// Use the IndexExists service to check if a specified index exists.
exists, err := es.Client.IndexExists(es.Index).Do(context.Background())
if err != nil {
return err
}
if exists {
fmt.Println("index already exists")
return nil
}
mapping := `
{
"settings":{
"number_of_shards":1,
"number_of_replicas":0
},
"mappings":{
"properties":{
"superhero_id":{
"type":"keyword",
"store": true
},
"email":{
"type":"keyword",
"store": true
},
"name":{
"type":"keyword",
"store": true
},
"superhero_name":{
"type":"keyword",
"store": true
},
"main_profile_pic_url":{
"type":"keyword",
"store": true
},
"profile_pics":{
"type": "nested"
},
"gender":{
"type":"integer"
},
"looking_for_gender":{
"type":"integer"
},
"age":{
"type":"integer"
},
"looking_for_age_min":{
"type":"integer"
},
"looking_for_age_max":{
"type":"integer"
},
"looking_for_distance_max":{
"type":"integer"
},
"distance_unit":{
"type":"keyword",
"store": true
},
"location":{
"type":"geo_point"
},
"birthday":{
"type":"date"
},
"country":{
"type":"keyword",
"store": true
},
"city":{
"type":"keyword",
"store": true
},
"superpower":{
"type":"keyword",
"store": true
},
"account_type":{
"type":"keyword",
"store": true
},
"created_at":{
"type":"date"
}
}
}
}
`
createIndex, err := es.Client.CreateIndex(es.Index).Body(mapping).Do(context.Background())
if err != nil {
return err
}
if !createIndex.Acknowledged {
fmt.Println("create index is not acknowledged")
}
return nil
}