switch from single point to Event

cmd/rclient/main.go

@@ -3,12 +3,11 @@ package main
 import (
 	"bufio"
 	"encoding/gob"
+	"encoding/json"
 	"fmt"
 	"log"
 	"net"
 	"os"
-	"strconv"
-	"strings"
 
 	"mcquay.me/robo"
 )
@@ -22,7 +21,6 @@ func main() {
 	}
 
 	var err error
-	var x, y float64
 	conn, err := net.Dial("tcp", fmt.Sprintf("%s:%d", os.Args[1], robo.Port))
 	if err != nil {
 		fmt.Fprintf(os.Stderr, "%v\n", err)
@@ -32,26 +30,12 @@ func main() {
 	enc := gob.NewEncoder(conn)
 
 	s := bufio.NewScanner(os.Stdin)
-	point := robo.Point{}
+	e := robo.Event{}
 	for s.Scan() {
-		txt := s.Text()
+		json.Unmarshal(s.Bytes(), &e)
-		parts := strings.Split(txt, ",")
-		if len(parts) != 2 {
-			err = fmt.Errorf("bad parse from stdin: %q", txt)
-			break
-		}
-		x, err = strconv.ParseFloat(parts[0], 32)
-		if err != nil {
-			break
-		}
-		y, err = strconv.ParseFloat(parts[1], 32)
-		if err != nil {
-			break
-		}
-		point.X, point.Y = x, y
 
-		log.Printf("sending: %+v\n", point)
+		log.Printf("sending: %+v\n", e)
-		err = enc.Encode(point)
+		err = enc.Encode(e)
 		if err != nil {
 			break
 		}

cmd/rserver/main.go

@@ -29,7 +29,7 @@ func main() {
 
 		dec := gob.NewDecoder(conn)
 		for {
-			point := robo.Point{}
+			point := robo.Event{}
 			err = dec.Decode(&point)
 			if err != nil {
 				break

robo.go

@@ -4,10 +4,20 @@ import "log"
 
 const Port = 1337
 
-type Point struct {
+type Robot struct {
+	X, Y, W float64
+}
+
+type Ball struct {
 	X, Y float64
 }
 
+type Event struct {
+	Players []Robot `json:"players"`
+	Enemies []Robot `json:"enemies"`
+	Ball    Ball    `json:"ball"`
+}
+
 func init() {
 	log.SetFlags(log.Lmicroseconds | log.Lshortfile)
 }