get.ts

import { flags } from '@oclif/command'
import { Client } from '@elastic/elasticsearch'

import { Kommand } from '../../../common'

export default class EsGet extends Kommand {
  static initSdk = false

  static description = 'Gets a document from ES'

  static flags = {
    help: flags.help(),
    node: flags.string({
      char: 'n',
      description: 'Elasticsearch server URL',
      default: 'http://localhost:9200',
    }),
  }

  static args = [
    { name: 'index', description: 'ES Index name', required: true },
    { name: 'id', description: 'Document ID', required: true }
  ]

  async runSafe() {
    const esClient = new Client({ node: this.flags.node })

    const esRequest = {
      index: this.args.index,
      id: this.args.id
    }

    const { body } = await esClient.get(esRequest)

    this.log(JSON.stringify(body, null, 2))
  }
}