intergrate opensearch v2 (#5044)

intergrate opensearch

Signed-off-by: chengdehao <dehaocheng@kubesphere.io>

Co-authored-by: chengdehao <dehaocheng@kubesphere.io>

vendor/github.com/opensearch-project/opensearch-go/v2/opensearchapi/api.termvectors.go

@@ -0,0 +1,380 @@
+// SPDX-License-Identifier: Apache-2.0
+//
+// The OpenSearch Contributors require contributions made to
+// this file be licensed under the Apache-2.0 license or a
+// compatible open source license.
+//
+// Modifications Copyright OpenSearch Contributors. See
+// GitHub history for details.
+
+// Licensed to Elasticsearch B.V. under one or more contributor
+// license agreements. See the NOTICE file distributed with
+// this work for additional information regarding copyright
+// ownership. Elasticsearch B.V. licenses this file to you under
+// the Apache License, Version 2.0 (the "License"); you may
+// not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//    http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing,
+// software distributed under the License is distributed on an
+// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+// KIND, either express or implied.  See the License for the
+// specific language governing permissions and limitations
+// under the License.
+
+package opensearchapi
+
+import (
+	"context"
+	"io"
+	"net/http"
+	"strconv"
+	"strings"
+)
+
+func newTermvectorsFunc(t Transport) Termvectors {
+	return func(index string, o ...func(*TermvectorsRequest)) (*Response, error) {
+		var r = TermvectorsRequest{Index: index}
+		for _, f := range o {
+			f(&r)
+		}
+		return r.Do(r.ctx, t)
+	}
+}
+
+// ----- API Definition -------------------------------------------------------
+
+// Termvectors returns information and statistics about terms in the fields of a particular document.
+//
+//
+type Termvectors func(index string, o ...func(*TermvectorsRequest)) (*Response, error)
+
+// TermvectorsRequest configures the Termvectors API request.
+//
+type TermvectorsRequest struct {
+	Index        string
+	DocumentID   string
+
+	Body io.Reader
+
+	Fields          []string
+	FieldStatistics *bool
+	Offsets         *bool
+	Payloads        *bool
+	Positions       *bool
+	Preference      string
+	Realtime        *bool
+	Routing         string
+	TermStatistics  *bool
+	Version         *int
+	VersionType     string
+
+	Pretty     bool
+	Human      bool
+	ErrorTrace bool
+	FilterPath []string
+
+	Header http.Header
+
+	ctx context.Context
+}
+
+// Do executes the request and returns response or error.
+//
+func (r TermvectorsRequest) Do(ctx context.Context, transport Transport) (*Response, error) {
+	var (
+		method string
+		path   strings.Builder
+		params map[string]string
+	)
+
+	method = "POST"
+
+	path.Grow(1 + len(r.Index) + 1 + len(r.DocumentID) + 1 + len("_termvectors"))
+	path.WriteString("/")
+	path.WriteString(r.Index)
+	if r.DocumentID != "" {
+		path.WriteString("/")
+		path.WriteString(r.DocumentID)
+	}
+	path.WriteString("/")
+	path.WriteString("_termvectors")
+
+	params = make(map[string]string)
+
+	if len(r.Fields) > 0 {
+		params["fields"] = strings.Join(r.Fields, ",")
+	}
+
+	if r.FieldStatistics != nil {
+		params["field_statistics"] = strconv.FormatBool(*r.FieldStatistics)
+	}
+
+	if r.Offsets != nil {
+		params["offsets"] = strconv.FormatBool(*r.Offsets)
+	}
+
+	if r.Payloads != nil {
+		params["payloads"] = strconv.FormatBool(*r.Payloads)
+	}
+
+	if r.Positions != nil {
+		params["positions"] = strconv.FormatBool(*r.Positions)
+	}
+
+	if r.Preference != "" {
+		params["preference"] = r.Preference
+	}
+
+	if r.Realtime != nil {
+		params["realtime"] = strconv.FormatBool(*r.Realtime)
+	}
+
+	if r.Routing != "" {
+		params["routing"] = r.Routing
+	}
+
+	if r.TermStatistics != nil {
+		params["term_statistics"] = strconv.FormatBool(*r.TermStatistics)
+	}
+
+	if r.Version != nil {
+		params["version"] = strconv.FormatInt(int64(*r.Version), 10)
+	}
+
+	if r.VersionType != "" {
+		params["version_type"] = r.VersionType
+	}
+
+	if r.Pretty {
+		params["pretty"] = "true"
+	}
+
+	if r.Human {
+		params["human"] = "true"
+	}
+
+	if r.ErrorTrace {
+		params["error_trace"] = "true"
+	}
+
+	if len(r.FilterPath) > 0 {
+		params["filter_path"] = strings.Join(r.FilterPath, ",")
+	}
+
+	req, err := newRequest(method, path.String(), r.Body)
+	if err != nil {
+		return nil, err
+	}
+
+	if len(params) > 0 {
+		q := req.URL.Query()
+		for k, v := range params {
+			q.Set(k, v)
+		}
+		req.URL.RawQuery = q.Encode()
+	}
+
+	if r.Body != nil {
+		req.Header[headerContentType] = headerContentTypeJSON
+	}
+
+	if len(r.Header) > 0 {
+		if len(req.Header) == 0 {
+			req.Header = r.Header
+		} else {
+			for k, vv := range r.Header {
+				for _, v := range vv {
+					req.Header.Add(k, v)
+				}
+			}
+		}
+	}
+
+	if ctx != nil {
+		req = req.WithContext(ctx)
+	}
+
+	res, err := transport.Perform(req)
+	if err != nil {
+		return nil, err
+	}
+
+	response := Response{
+		StatusCode: res.StatusCode,
+		Body:       res.Body,
+		Header:     res.Header,
+	}
+
+	return &response, nil
+}
+
+// WithContext sets the request context.
+//
+func (f Termvectors) WithContext(v context.Context) func(*TermvectorsRequest) {
+	return func(r *TermvectorsRequest) {
+		r.ctx = v
+	}
+}
+
+// WithBody - Define parameters and or supply a document to get termvectors for. See documentation..
+//
+func (f Termvectors) WithBody(v io.Reader) func(*TermvectorsRequest) {
+	return func(r *TermvectorsRequest) {
+		r.Body = v
+	}
+}
+
+// WithDocumentID - the ID of the document, when not specified a doc param should be supplied..
+//
+func (f Termvectors) WithDocumentID(v string) func(*TermvectorsRequest) {
+	return func(r *TermvectorsRequest) {
+		r.DocumentID = v
+	}
+}
+
+// WithFields - a list of fields to return..
+//
+func (f Termvectors) WithFields(v ...string) func(*TermvectorsRequest) {
+	return func(r *TermvectorsRequest) {
+		r.Fields = v
+	}
+}
+
+// WithFieldStatistics - specifies if document count, sum of document frequencies and sum of total term frequencies should be returned..
+//
+func (f Termvectors) WithFieldStatistics(v bool) func(*TermvectorsRequest) {
+	return func(r *TermvectorsRequest) {
+		r.FieldStatistics = &v
+	}
+}
+
+// WithOffsets - specifies if term offsets should be returned..
+//
+func (f Termvectors) WithOffsets(v bool) func(*TermvectorsRequest) {
+	return func(r *TermvectorsRequest) {
+		r.Offsets = &v
+	}
+}
+
+// WithPayloads - specifies if term payloads should be returned..
+//
+func (f Termvectors) WithPayloads(v bool) func(*TermvectorsRequest) {
+	return func(r *TermvectorsRequest) {
+		r.Payloads = &v
+	}
+}
+
+// WithPositions - specifies if term positions should be returned..
+//
+func (f Termvectors) WithPositions(v bool) func(*TermvectorsRequest) {
+	return func(r *TermvectorsRequest) {
+		r.Positions = &v
+	}
+}
+
+// WithPreference - specify the node or shard the operation should be performed on (default: random)..
+//
+func (f Termvectors) WithPreference(v string) func(*TermvectorsRequest) {
+	return func(r *TermvectorsRequest) {
+		r.Preference = v
+	}
+}
+
+// WithRealtime - specifies if request is real-time as opposed to near-real-time (default: true)..
+//
+func (f Termvectors) WithRealtime(v bool) func(*TermvectorsRequest) {
+	return func(r *TermvectorsRequest) {
+		r.Realtime = &v
+	}
+}
+
+// WithRouting - specific routing value..
+//
+func (f Termvectors) WithRouting(v string) func(*TermvectorsRequest) {
+	return func(r *TermvectorsRequest) {
+		r.Routing = v
+	}
+}
+
+// WithTermStatistics - specifies if total term frequency and document frequency should be returned..
+//
+func (f Termvectors) WithTermStatistics(v bool) func(*TermvectorsRequest) {
+	return func(r *TermvectorsRequest) {
+		r.TermStatistics = &v
+	}
+}
+
+// WithVersion - explicit version number for concurrency control.
+//
+func (f Termvectors) WithVersion(v int) func(*TermvectorsRequest) {
+	return func(r *TermvectorsRequest) {
+		r.Version = &v
+	}
+}
+
+// WithVersionType - specific version type.
+//
+func (f Termvectors) WithVersionType(v string) func(*TermvectorsRequest) {
+	return func(r *TermvectorsRequest) {
+		r.VersionType = v
+	}
+}
+
+// WithPretty makes the response body pretty-printed.
+//
+func (f Termvectors) WithPretty() func(*TermvectorsRequest) {
+	return func(r *TermvectorsRequest) {
+		r.Pretty = true
+	}
+}
+
+// WithHuman makes statistical values human-readable.
+//
+func (f Termvectors) WithHuman() func(*TermvectorsRequest) {
+	return func(r *TermvectorsRequest) {
+		r.Human = true
+	}
+}
+
+// WithErrorTrace includes the stack trace for errors in the response body.
+//
+func (f Termvectors) WithErrorTrace() func(*TermvectorsRequest) {
+	return func(r *TermvectorsRequest) {
+		r.ErrorTrace = true
+	}
+}
+
+// WithFilterPath filters the properties of the response body.
+//
+func (f Termvectors) WithFilterPath(v ...string) func(*TermvectorsRequest) {
+	return func(r *TermvectorsRequest) {
+		r.FilterPath = v
+	}
+}
+
+// WithHeader adds the headers to the HTTP request.
+//
+func (f Termvectors) WithHeader(h map[string]string) func(*TermvectorsRequest) {
+	return func(r *TermvectorsRequest) {
+		if r.Header == nil {
+			r.Header = make(http.Header)
+		}
+		for k, v := range h {
+			r.Header.Add(k, v)
+		}
+	}
+}
+
+// WithOpaqueID adds the X-Opaque-Id header to the HTTP request.
+//
+func (f Termvectors) WithOpaqueID(s string) func(*TermvectorsRequest) {
+	return func(r *TermvectorsRequest) {
+		if r.Header == nil {
+			r.Header = make(http.Header)
+		}
+		r.Header.Set("X-Opaque-Id", s)
+	}
+}