sort the all bots list

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:"-"`