package eu.eudat.configurations;

import org.apache.http.HttpHost;
import org.apache.http.auth.AuthScope;
import org.apache.http.auth.UsernamePasswordCredentials;
import org.apache.http.client.CredentialsProvider;
import org.apache.http.impl.client.BasicCredentialsProvider;
import org.elasticsearch.client.RestClient;
import org.elasticsearch.client.RestHighLevelClient;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.core.env.Environment;

/**
 * Created by ikalyvas on 7/5/2018.
 */
@Configuration
public class ElasticSearchConfiguration {

    private Environment environment;

    @Autowired
    public ElasticSearchConfiguration(Environment environment) {
        this.environment = environment;
    }

    @Bean(destroyMethod = "close")
    public RestHighLevelClient client() throws Exception {
        final CredentialsProvider credentialsProvider = new BasicCredentialsProvider();
        credentialsProvider.setCredentials(AuthScope.ANY,
                new UsernamePasswordCredentials(this.environment.getProperty("elasticsearch.username"), this.environment.getProperty("elasticsearch.password")));

        RestHighLevelClient client = new RestHighLevelClient(
                RestClient.builder(
                        new HttpHost(this.environment.getProperty("elasticsearch.host"),
                                Integer.parseInt(this.environment.getProperty("elasticsearch.port")), "http"))
                          .setHttpClientConfigCallback(httpClientBuilder -> httpClientBuilder
                                  .setDefaultCredentialsProvider(credentialsProvider)));
        return client;
    }
}