Changed the collision response from boolean to Collision

botserv.go

@@ -58,12 +58,13 @@ type Robot struct {
 	FireAt        *govector.Point2d `json:"-"`
 	Scanners      []Scanner         `json:"scanners"`
 	LastFired     int               `json:"-"`
-	Collision     bool              `json:"collision"`
+	Collision     *Collision        `json:"collision"`
 	Hit           bool              `json:"hit"`
 	Probe         *govector.Point2d `json:"probe"`
-	ProbeResult   *ProbeResult      `json:"probe_result"`
+	ProbeResult   *Collision        `json:"probe_result"`
 }
-type ProbeResult struct {
+
+type Collision struct {
 	govector.Point2d
 	Type string `json:"type"`
 }

robot.go

@@ -274,10 +274,10 @@ func (r *robot) navigate() {
 			return
 		}
 	}
-	if r.me.Collision {
+	if r.me.Collision != nil {
 		// XXX: I am being told I am here ...
 		if *verbose {
-			log.Printf("%s apparent collision", r.name)
+			log.Printf("%s apparent collision: %#v", r.name, r.me.Collision)
 		}
 		r.moveto = r.randomDirection()
 		r.speed = 0