58 lines
1.3 KiB
Go
58 lines
1.3 KiB
Go
package v7
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import (
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"bytes"
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"context"
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"encoding/json"
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"fmt"
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"github.com/elastic/go-elasticsearch/v7"
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"io/ioutil"
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)
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type Elastic struct {
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client *elasticsearch.Client
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index string
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}
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func New(address string, index string) *Elastic {
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client, _ := elasticsearch.NewClient(elasticsearch.Config{
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Addresses: []string{address},
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})
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return &Elastic{client: client, index: index}
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}
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func (e *Elastic) Search(body []byte) ([]byte, error) {
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response, err := e.client.Search(
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e.client.Search.WithContext(context.Background()),
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e.client.Search.WithIndex(fmt.Sprintf("%s*", e.index)),
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e.client.Search.WithTrackTotalHits(true),
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e.client.Search.WithBody(bytes.NewBuffer(body)),
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)
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if err != nil {
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return nil, err
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}
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defer response.Body.Close()
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if response.IsError() {
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var e map[string]interface{}
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if err := json.NewDecoder(response.Body).Decode(&e); err != nil {
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return nil, err
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} else {
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// Print the response status and error information.
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e, _ := e["error"].(map[string]interface{})
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return nil, fmt.Errorf("[%s] %s: %s", response.Status(), e["type"], e["reason"])
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}
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}
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return ioutil.ReadAll(response.Body)
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}
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func (e *Elastic) GetTotalHitCount(v interface{}) int64 {
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m, _ := v.(map[string]interface{})
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f, _ := m["value"].(float64)
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return int64(f)
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}
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