async rollover()

in src/api/api/indices.ts [1128:1174]
42 lines of code
9 McCabe index (conditional complexity)

  async rollover (this: That, params: T.IndicesRolloverRequest | TB.IndicesRolloverRequest, options?: TransportRequestOptionsWithOutMeta): Promise<T.IndicesRolloverResponse>
  async rollover (this: That, params: T.IndicesRolloverRequest | TB.IndicesRolloverRequest, options?: TransportRequestOptionsWithMeta): Promise<TransportResult<T.IndicesRolloverResponse, unknown>>
  async rollover (this: That, params: T.IndicesRolloverRequest | TB.IndicesRolloverRequest, options?: TransportRequestOptions): Promise<T.IndicesRolloverResponse>
  async rollover (this: That, params: T.IndicesRolloverRequest | TB.IndicesRolloverRequest, options?: TransportRequestOptions): Promise<any> {
    const acceptedPath: string[] = ['alias', 'new_index']
    const acceptedBody: string[] = ['aliases', 'conditions', 'mappings', 'settings']
    const querystring: Record<string, any> = {}
    // @ts-expect-error
    const userBody: any = params?.body
    let body: Record<string, any> | string
    if (typeof userBody === 'string') {
      body = userBody
    } else {
      body = userBody != null ? { ...userBody } : undefined
    }

    for (const key in params) {
      if (acceptedBody.includes(key)) {
        body = body ?? {}
        // @ts-expect-error
        body[key] = params[key]
      } else if (acceptedPath.includes(key)) {
        continue
      } else if (key !== 'body') {
        // @ts-expect-error
        querystring[key] = params[key]
      }
    }

    let method = ''
    let path = ''
    if (params.alias != null && params.new_index != null) {
      method = 'POST'
      path = `/${encodeURIComponent(params.alias.toString())}/_rollover/${encodeURIComponent(params.new_index.toString())}`
    } else {
      method = 'POST'
      path = `/${encodeURIComponent(params.alias.toString())}/_rollover`
    }
    const meta: TransportRequestMetadata = {
      name: 'indices.rollover',
      pathParts: {
        alias: params.alias,
        new_index: params.new_index
      }
    }
    return await this.transport.request({ path, method, querystring, body, meta }, options)
  }