package in.springframework.blog.tutorials.configs;

import in.springframework.blog.tutorials.Constants;
import org.apache.kafka.clients.producer.ProducerConfig;
import org.apache.kafka.common.serialization.StringSerializer;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.context.annotation.Bean;
import org.springframework.kafka.core.DefaultKafkaProducerFactory;
import org.springframework.kafka.core.KafkaTemplate;
import org.springframework.kafka.core.ProducerFactory;
import org.springframework.stereotype.Component;

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

@Component
public class SecondTopicProducerConfig {

  @Value("${spring.kafka.topic2.bootstrap-servers:localhost}")
  private String bootstrapAddress;

  public ProducerFactory<String, String> producerFactory() {
    Map<String, Object> configProps = new HashMap<>();
    configProps.put(
            ProducerConfig.BOOTSTRAP_SERVERS_CONFIG,
            bootstrapAddress);
    configProps.put(
            ProducerConfig.KEY_SERIALIZER_CLASS_CONFIG,
            StringSerializer.class);
    configProps.put(
            ProducerConfig.VALUE_SERIALIZER_CLASS_CONFIG,
            StringSerializer.class);
    return new DefaultKafkaProducerFactory<>(configProps);
  }

  @Bean(name = Constants.SECOND_TOPIC_TEMPLATE_NAME)
  public KafkaTemplate<String, String> kafkaTemplate() {
    return new KafkaTemplate<>(producerFactory());
  }
}