package eu.dnetlib.dhp.provision;

import com.fasterxml.jackson.databind.ObjectMapper;
import eu.dnetlib.dhp.application.ArgumentApplicationParser;
import eu.dnetlib.dhp.provision.scholix.ScholixSummary;
import org.apache.commons.io.IOUtils;
import org.apache.spark.SparkConf;
import org.apache.spark.api.java.JavaRDD;
import org.apache.spark.api.java.JavaSparkContext;
import org.apache.spark.sql.SparkSession;
import org.elasticsearch.spark.rdd.api.java.JavaEsSpark;

import java.util.HashMap;
import java.util.Map;

public class SparkIndexCollectionOnES {

    public static void main(String[] args) throws Exception{

        final ArgumentApplicationParser parser = new ArgumentApplicationParser(IOUtils.toString(SparkIndexCollectionOnES.class.getResourceAsStream("/eu/dnetlib/dhp/provision/index_on_es.json")));
        parser.parseArgument(args);

        SparkConf conf = new SparkConf().setAppName(SparkIndexCollectionOnES.class.getSimpleName())
                .setMaster(parser.get("master"));


        final String sourcePath = parser.get("sourcePath");
        final String index = parser.get("index");

        final SparkSession spark = SparkSession.builder().config(conf).getOrCreate();


        final JavaSparkContext sc = new JavaSparkContext(spark.sparkContext());

        JavaRDD<String> inputRdd = sc.textFile(sourcePath);

        Map<String, String> esCfg = new HashMap<>();
        esCfg.put("es.nodes", "10.19.65.51, 10.19.65.52, 10.19.65.53, 10.19.65.54");
        esCfg.put("es.mapping.id", "id");
        esCfg.put("es.batch.write.retry.count", "8");
        esCfg.put("es.batch.write.retry.wait", "60s");
        esCfg.put("es.batch.size.entries", "200");
        esCfg.put("es.nodes.wan.only", "true");


        JavaEsSpark.saveJsonToEs(inputRdd,index, esCfg);

    }
}