package main

import (
	"context"
	"net"
	"log"
	."github.com/advanced-go-programming-book-code/ch4/s04/e01grpc/helloservice"
	"google.golang.org/grpc"
)

type HelloServiceImpl struct{}

func (p *HelloServiceImpl) Hello(
	ctx context.Context, args *String,
) (*String, error) {
	reply := &String{Value: "hello:" + args.GetValue()}
	return reply, nil
}

func main() {
	grpcServer := grpc.NewServer()
	RegisterHelloServiceServer(grpcServer, new(HelloServiceImpl))

	lis, err := net.Listen("tcp", ":1234")
	if err != nil {
		log.Fatal(err)
	}
	grpcServer.Serve(lis)
}