package io.vertx.example.grpc.producer;

import io.vertx.core.AbstractVerticle;
import io.vertx.core.net.SocketAddress;
import io.vertx.example.grpc.Messages;
import io.vertx.example.grpc.ProducerServiceGrpc;
import io.vertx.example.util.Runner;
import io.vertx.grpc.client.GrpcClient;

/*
 * @author <a href="mailto:plopes@redhat.com">Paulo Lopes</a>
 */
public class Client extends AbstractVerticle {

  // Convenience method so you can run it in your IDE
  public static void main(String[] args) {
    Runner.runExample(Client.class);
  }

  @Override
  public void start() {

    // Create the client
    GrpcClient client = GrpcClient.client(vertx);

    // Call the remote service
    client.request(SocketAddress.inetSocketAddress(8080, "localhost"), ProducerServiceGrpc.getStreamingInputCallMethod())
      .compose(request -> {
        for (int i = 0; i < 10; i++) {
          request.write(Messages.StreamingInputCallRequest.newBuilder().build());
        }
        request.end();
        return request.response();
      })
      .onSuccess(response -> System.out.println("Server replied OK"))
      .onFailure(Throwable::printStackTrace);
  }
}