-
Notifications
You must be signed in to change notification settings - Fork 0
/
elastic.go
73 lines (63 loc) · 1.54 KB
/
elastic.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
package search
import (
"context"
"encoding/json"
"log"
"github.com/leogsouza/meower/schema"
"github.com/olivere/elastic"
)
// ElasticRepository implements the Repository interface
type ElasticRepository struct {
client *elastic.Client
}
// NewElastic connects to elasticsearch engine
func NewElastic(url string) (*ElasticRepository, error) {
client, err := elastic.NewClient(
elastic.SetURL(url),
elastic.SetSniff(false),
)
if err != nil {
return nil, err
}
return &ElasticRepository{client}, nil
}
// Close closes the connection with Elasticsearch
func (r *ElasticRepository) Close() {
}
// InsertMeow inserts a new meow into search engine
func (r *ElasticRepository) InsertMeow(ctx context.Context, meow schema.Meow) error {
_, err := r.client.Index().
Index("meows").
Type("meow").
Id(meow.ID).
BodyJson(meow).
Refresh("wait_for").
Do(ctx)
return err
}
// SearchMeows seek for a query term into search engine
func (r *ElasticRepository) SearchMeows(ctx context.Context, query string, skip uint64, take uint64) ([]schema.Meow, error) {
result, err := r.client.Search().
Index("meows").
Query(
elastic.NewMultiMatchQuery(query, "body").
Fuzziness("3").
PrefixLength(1).
CutoffFrequency(0.0001),
).
From(int(skip)).
Size(int(take)).
Do(ctx)
if err != nil {
return nil, err
}
meows := []schema.Meow{}
for _, hit := range result.Hits.Hits {
var meow schema.Meow
if err = json.Unmarshal(*hit.Source, &meow); err != nil {
log.Println(err)
}
meows = append(meows, meow)
}
return meows, nil
}