sort the all bots list

game.go

@@ -160,6 +160,7 @@ func (g *game) tick(payload *Boardstate) int {
 func (g *game) send_update(payload *Boardstate) {
 	// Ensure that the robots are always sent in a consistent order
 	sort.Sort(RobotSorter{Robots: payload.OtherRobots})
+	sort.Sort(AllRobotSorter{Robots: payload.AllBots})
 
 	for p := range g.players {
 		// Copy the payload but only add the robots in scanner range

robot.go

@@ -56,6 +56,23 @@ func (s RobotSorter) Less(i, j int) bool {
 	return s.Robots[i].Id < s.Robots[j].Id
 }
 
+// TODO - how do I not duplicate this code???
+type AllRobotSorter struct {
+	Robots []BotHealth
+}
+
+func (s AllRobotSorter) Len() int {
+	return len(s.Robots)
+}
+
+func (s AllRobotSorter) Swap(i, j int) {
+	s.Robots[i], s.Robots[j] = s.Robots[j], s.Robots[i]
+}
+
+func (s AllRobotSorter) Less(i, j int) bool {
+	return s.Robots[i].RobotId < s.Robots[j].RobotId
+}
+
 type Stats struct {
 	Hp            int     `json:"-"`
 	Speed         float32 `json:"-"`