implement house tile effect

1 files changed, 18 insertions, 1 deletions

diff --git a/go/game/permanent.go b/go/game/permanent.go
index 76f2325d..19d65bb6 100644
--- a/go/game/permanent.go
+++ b/go/game/permanent.go
@@ -27,13 +27,17 @@ type Permanent interface {
 	adjustMarks(PermanentMark, int)
 
 	IsDestroyed() bool
-	Attackable() bool
 	String() string
 
 	CurrentlyAvailActions() []Action
 	AvailActions() []Action
 	IsAvailableTile(*Tile) bool
 
+	// Attackable reports if a permanent is attackable.
+	Attackable() bool
+	// RangeProtected reports if a permanent is attackable in ranged combat.
+	RangeProtected() bool
+
 	fight(p Permanent)
 	adjustDamage(damage int)
 	addTmpEffect(tmpEffect string)
@@ -193,6 +197,19 @@ func (p *permanentBase) IsAvailableTile(tile *Tile) bool {
 	return tile.IsAvailableForCard(p.card)
 }
 
+// Attackable reports if a permanent is attackable.
+// Only permanents represented on the map are attackable.
+func (p *permanentBase) Attackable() bool {
+	return p.Tile() != nil
+}
+
+// RangeProtected reports if the permanent is attackable in range combat.
+// If the permanent has no Tile then it is not represented on the map and is not attackable at all.
+// House tiles protect from ranged combat.
+func (p *permanentBase) RangeProtected() bool {
+	return !p.Attackable() || p.Tile().Type == TileTypes.House
+}
+
 func (p *permanentBase) setContainingPerm(containing Permanent) { p.containingPerm = containing }
 func (p *permanentBase) addPermanentToPile(a Permanent)         { p.pile = append(p.pile, a) }
 func (p *permanentBase) clearPile()                             { p.pile = nil }