111 lines
2.4 KiB
Go
111 lines
2.4 KiB
Go
package elastic
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import (
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"bytes"
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"encoding/json"
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"fmt"
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"io"
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"github.com/elastic/go-elasticsearch/v8"
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)
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var (
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AnalyzerIkSmart = "ik_smart"
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AnalyzerIkMaxWord = "ik_max_word"
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NumberOfShards = 1
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NumberOfReplicas = 1
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)
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// Client
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type Client struct {
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Client *elasticsearch.Client
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}
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func unmarshalAggregateBody(bind interface{}, resp *Response) error {
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var v map[string]interface{}
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if bind == nil { //传入空表示只执行 defer
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return nil
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}
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if err := json.NewDecoder(resp.Body).Decode(&v); err != nil {
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return err
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}
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if len(v) > 0 {
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if v, ok := v["aggregations"].(map[string]interface{}); ok {
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b, _ := json.Marshal(v)
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_ = json.Unmarshal(b, &bind)
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}
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}
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return nil
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}
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func unmarshalBodyWithTotal(bind interface{}, resp *Response) error {
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var v map[string]interface{}
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if bind == nil { //传入空表示只执行 defer
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return nil
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}
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if err := json.NewDecoder(resp.Body).Decode(&v); err != nil {
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return err
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}
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if len(v) > 0 {
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if h, ok := v["hits"].(map[string]interface{}); ok {
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b, err := json.Marshal(h)
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if err != nil {
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return err
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}
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if err = json.Unmarshal(b, &bind); err != nil {
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return err
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}
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}
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}
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return nil
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}
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func unmarshalBody(bind interface{}, resp *Response) error {
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var v map[string]interface{}
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if bind == nil { //传入空表示只执行 defer
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return nil
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}
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if err := json.NewDecoder(resp.Body).Decode(&v); err != nil {
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return err
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}
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if len(v) > 0 {
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if h, ok := v["hits"].(map[string]interface{}); ok {
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if hh, ok := h["hits"].([]interface{}); ok {
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b, _ := json.Marshal(hh)
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_ = json.Unmarshal(b, &bind)
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}
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} else if _, ok := v["docs"].([]interface{}); ok {
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b, _ := json.Marshal(v["docs"])
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_ = json.Unmarshal(b, &bind)
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} else if _, ok := v["_source"].(map[string]interface{}); ok {
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b, _ := json.Marshal(v)
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_ = json.Unmarshal(b, &bind)
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}
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}
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return nil
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}
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func marshalSearchM(query M) io.Reader {
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var buf bytes.Buffer
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if len(query) == 0 {
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return nil
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}
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if err := json.NewEncoder(&buf).Encode(query); err != nil {
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return nil
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}
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return bytes.NewReader(buf.Bytes())
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}
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func marshalBulkM(source M) io.Reader {
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var buf bytes.Buffer
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for k, v := range source {
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var meta = []byte(fmt.Sprintf(`{ "index" : { "_id" : "%s" } }%s`, k, "\n"))
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var data, _ = json.Marshal(v)
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data = append(data, "\n"...)
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buf.Grow(len(meta) + len(data))
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buf.Write(meta)
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buf.Write(data)
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}
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return bytes.NewReader(buf.Bytes())
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}
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