// based on https://github.com/go-kit/kit/blob/master/examples/addsvc/pb/addsvc.proto

syntax = "proto3";

package addsvc;

// The Add service definition.
service Add {
  // Sums two integers.
  rpc Sum (SumRequest) returns (SumReply) {}
}

// The sum request contains two parameters.
message SumRequest {
  int64 a = 1;
  int64 b = 2;
}

// The sum response contains the result of the calculation.
message SumReply {
  int64 v = 1;
  string err = 2;
}

// GRPC API
import grpc from 'pts/grpc';

const client = new grpc.Client();

// Load the addsvc.proto file from the root directory of the protocol file.
client.load([], 'addsvc.proto');

export default () => {
  client.connect('grpcb.in:9000', { insecure: true });

  const rsp = client.invoke('addsvc.Add/Sum', {
    a: 1,
    b: 2,
  });
  console.log(rsp.data.v); // 3

  client.close();
};