#!/usr/bin/env python

# 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.

import asyncio

from opensearchpy import AsyncOpenSearch

async def main():
    # connect to OpenSearch
    host = 'localhost'
    port = 9200
    auth = ('admin', 'admin') # For testing only. Don't store credentials in code.

    client = AsyncOpenSearch(
        hosts = [{'host': host, 'port': port}],
        http_auth = auth,
        use_ssl = True,
        verify_certs = False,
        ssl_show_warn = False
    )

    try:
      info = await client.transport.perform_request('GET', '/')
      print(f"Welcome to {info['version']['distribution']} {info['version']['number']}!")

      # create an index

      index_name = 'movies'

      index_body = {
        'settings': {
          'index': {
            'number_of_shards': 4
          }
        }
      }

      print(await client.transport.perform_request("PUT", f"/{index_name}", body=index_body))

      # add a document to the index

      document = {
        'title': 'Moneyball',
        'director': 'Bennett Miller',
        'year': '2011'
      }

      id = '1'

      print(await client.transport.perform_request("PUT", f"/{index_name}/_doc/{id}?refresh=true", body = document))

      # search for a document

      q = 'miller'

      query = {
        'size': 5,
        'query': {
          'multi_match': {
            'query': q,
            'fields': ['title^2', 'director']
          }
        }
      }

      print(await client.transport.perform_request("POST", f"/{index_name}/_search", body = query))

      # delete the document

      print(await client.transport.perform_request("DELETE", f"/{index_name}/_doc/{id}"))

      # delete the index

      print(await client.transport.perform_request("DELETE", f"/{index_name}"))


    finally: 
      await client.close()

if __name__ == "__main__":
    loop = asyncio.new_event_loop()
    asyncio.set_event_loop(loop)
    loop.run_until_complete(main())
    loop.close()