unstopped failure conditions

main.go

@@ -3,7 +3,6 @@ package main
 import (
 	"flag"
 	"fmt"
-	"log"
 	"math/rand"
 	"sync"
 	"time"
@@ -61,10 +60,10 @@ func main() {
 				WeaponDamage:  *weaponDamage,
 				WeaponSpeed:   *weaponSpeed,
 			},
+			wg: &wg,
 		}
-		log.Printf("my robot: %+v", r)
-		go r.play()
 		wg.Add(1)
+		go r.play()
 	}
 	wg.Wait()
 }

robot.go

@@ -7,6 +7,7 @@ import (
 	"fmt"
 	"log"
 	"math/rand"
+	"sync"
 )
 
 func connect(server string, port int) (*websocket.Conn, error) {
@@ -23,6 +24,10 @@ type robot struct {
 	playerId string
 	name     string
 	stats    StatsRequest
+
+	// TODO: don't know if I like how this is done ... I would rather send
+	// a signal over a chanel
+	wg *sync.WaitGroup
 }
 
 func (r *robot) negociate() (err error) {
@@ -93,6 +98,7 @@ func (r *robot) negociate() (err error) {
 }
 
 func (r *robot) play() {
+	defer r.wg.Done()
 	var err error
 	err = r.negociate()
 	if err != nil {
@@ -118,14 +124,15 @@ func (r *robot) play() {
 			log.Printf("%s: Connection lost", r.name)
 			return
 		}
+		for _, me := range boardstate.MyRobots {
 			me = boardstate.MyRobots[0]
 			if govector.Distance(me.Position, moveto) < 3.0 {
-			log.Printf("old: %+v: %+v", me.Position, moveto)
+				log.Printf("%s: old: %+v: %+v", r.name, me.Position, moveto)
 				moveto = govector.Point2d{
 					X: rand.Float32() * r.game.BoardSize.Width,
 					Y: rand.Float32() * r.game.BoardSize.Height,
 				}
-			log.Printf("new: %+v: %+v", me.Position, moveto)
+				log.Printf("%s: new: %+v: %+v", r.name, me.Position, moveto)
 			}
 
 			// TODO: send instructions
@@ -137,7 +144,9 @@ func (r *robot) play() {
 			}
 			err = websocket.JSON.Send(r.ws, instruction)
 			if err != nil {
-			log.Fatal(err)
+				log.Println(err)
+				return
+			}
 		}
 	}
 }