Share directional speed limit selection

maps/way.go

@@ -241,6 +241,16 @@ func (w *Way) MaxSpeedBackward() float64 {
 	return w.maxSpeedBackward.Value(w._maxSpeedBackward)
 }
 
+func (w *Way) MaxSpeedForDirection(isForward bool) float64 {
+	maxSpeed := w.MaxSpeed()
+	if isForward && w.MaxSpeedForward() > 0 {
+		maxSpeed = w.MaxSpeedForward()
+	} else if !isForward && w.MaxSpeedBackward() > 0 {
+		maxSpeed = w.MaxSpeedBackward()
+	}
+	return maxSpeed
+}
+
 func (w *Way) _maxSpeedConditional() string {
 	msc, err := w.Way.MaxSpeedConditional()
 	if err != nil {

speed_limit.go

@@ -149,12 +149,7 @@ func ParseMaxSpeed(maxspeed string) float64 {
 }
 
 func checkWayForSpeedLimitChange(state *State, parent *Upcoming[float32], way maps.NextWayResult) (valid bool, val float32) {
-	nextMaxSpeed := way.Way.MaxSpeed()
-	if way.IsForward && way.Way.MaxSpeedForward() > 0 {
-		nextMaxSpeed = way.Way.MaxSpeedForward()
-	} else if !way.IsForward && way.Way.MaxSpeedBackward() > 0 {
-		nextMaxSpeed = way.Way.MaxSpeedBackward()
-	}
+	nextMaxSpeed := way.Way.MaxSpeedForDirection(way.IsForward)
 	if ms.Settings.ConditionalSpeedLimitControlEnabled {
 		rules := way.Way.ConditionalSpeedRules(way.IsForward)
 		if conditional := maps.ConditionalSpeedAt(rules, time.Now()); conditional > 0 {

way.go

@@ -12,7 +12,6 @@ import (
 	"pfeifer.dev/mapd/maps"
 	m "pfeifer.dev/mapd/math"
 	ms "pfeifer.dev/mapd/settings"
-	"pfeifer.dev/mapd/utils"
 )
 
 type WayCandidate struct {
@@ -35,21 +34,10 @@ type CurrentWay struct {
 	LastChangeTime    time.Time
 	StableDistance    float32
 	SelectionType     custom.WaySelectionType
-	maxSpeed          utils.Curry[float64]
-}
-
-func (w *CurrentWay) _maxSpeed() float64 {
-	maxSpeed := w.Way.MaxSpeed()
-	if w.OnWay.IsForward && w.Way.MaxSpeedForward() > 0 {
-		maxSpeed = w.Way.MaxSpeedForward()
-	} else if !w.OnWay.IsForward && w.Way.MaxSpeedBackward() > 0 {
-		maxSpeed = w.Way.MaxSpeedBackward()
-	}
-	return maxSpeed
 }
 
 func (w *CurrentWay) MaxSpeed() float64 {
-	return w.maxSpeed.Value(w._maxSpeed)
+	return w.Way.MaxSpeedForDirection(w.OnWay.IsForward)
 }
 
 // the raw maxspeed:conditional tag for the direction of travel