package main

import (
	"bytes"
	"fmt"
	"io/ioutil"
	"net/http"

	"echo/hero"
	"echo/net"

	flatbuffers "github.com/google/flatbuffers/go"
)

func RequestBody() *bytes.Reader {
	b := flatbuffers.NewBuilder(0)
	r := net.RequestT{Player: &hero.WarriorT{Name: "Krull", Hp: 100}}
	b.Finish(r.Pack(b))
	return bytes.NewReader(b.FinishedBytes())
}

func ReadResponse(r *http.Response) {
	body, err := ioutil.ReadAll(r.Body)
	if err != nil {
		fmt.Printf("Unable to read request body: %v\n", err)
		return
	}

	res := net.GetRootAsResponse(body, 0)
	player := res.Player(nil)
	
	fmt.Printf("Got response (name: %v, hp: %v)\n", string(player.Name()), player.Hp())
}

func main() {
	body := RequestBody()	
	req, err := http.NewRequest("POST", "http://localhost:8080/echo", body)
	if err != nil {
		fmt.Println(err)
		return
	}

	client := http.DefaultClient
	resp, err := client.Do(req)
	if err != nil {
		fmt.Println(err)
		return
	}

	ReadResponse(resp)
}