105 lines
2.7 KiB
JavaScript
105 lines
2.7 KiB
JavaScript
// Licensed to Elasticsearch B.V under one or more agreements.
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// Elasticsearch B.V licenses this file to you under the Apache 2.0 License.
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// See the LICENSE file in the project root for more information
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'use strict'
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/* eslint camelcase: 0 */
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/* eslint no-unused-vars: 0 */
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function buildCount (opts) {
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// eslint-disable-next-line no-unused-vars
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const { makeRequest, ConfigurationError, handleError, snakeCaseKeys } = opts
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const acceptedQuerystring = [
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'ignore_unavailable',
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'ignore_throttled',
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'allow_no_indices',
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'expand_wildcards',
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'min_score',
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'preference',
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'routing',
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'q',
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'analyzer',
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'analyze_wildcard',
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'default_operator',
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'df',
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'lenient',
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'terminate_after',
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'pretty',
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'human',
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'error_trace',
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'source',
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'filter_path'
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]
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const snakeCase = {
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ignoreUnavailable: 'ignore_unavailable',
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ignoreThrottled: 'ignore_throttled',
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allowNoIndices: 'allow_no_indices',
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expandWildcards: 'expand_wildcards',
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minScore: 'min_score',
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analyzeWildcard: 'analyze_wildcard',
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defaultOperator: 'default_operator',
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terminateAfter: 'terminate_after',
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errorTrace: 'error_trace',
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filterPath: 'filter_path'
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}
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/**
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* Perform a count request
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* Returns number of documents matching a query.
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* https://www.elastic.co/guide/en/elasticsearch/reference/master/search-count.html
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*/
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return function count (params, options, callback) {
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options = options || {}
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if (typeof options === 'function') {
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callback = options
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options = {}
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}
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if (typeof params === 'function' || params == null) {
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callback = params
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params = {}
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options = {}
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}
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// validate headers object
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if (options.headers != null && typeof options.headers !== 'object') {
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const err = new ConfigurationError(`Headers should be an object, instead got: ${typeof options.headers}`)
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return handleError(err, callback)
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}
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var warnings = []
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var { method, body, index, ...querystring } = params
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querystring = snakeCaseKeys(acceptedQuerystring, snakeCase, querystring, warnings)
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var ignore = options.ignore
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if (typeof ignore === 'number') {
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options.ignore = [ignore]
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}
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var path = ''
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if ((index) != null) {
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if (method == null) method = body == null ? 'GET' : 'POST'
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path = '/' + encodeURIComponent(index) + '/' + '_count'
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} else {
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if (method == null) method = body == null ? 'GET' : 'POST'
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path = '/' + '_count'
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}
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// build request object
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const request = {
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method,
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path,
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body: body || '',
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querystring
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}
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options.warnings = warnings.length === 0 ? null : warnings
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return makeRequest(request, options, callback)
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}
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}
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module.exports = buildCount
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