support crewing

* Introduce new callback for leaving a pile without beeing dropped
* Fix equipment contrsuctor
* Implement attack inheritance

1 files changed, 40 insertions, 12 deletions

diff --git a/go/game/permanent.go b/go/game/permanent.go
index 36c5e1ba..91aa0cda 100644
--- a/go/game/permanent.go
+++ b/go/game/permanent.go
@@ -28,19 +28,23 @@ type Permanent interface {
 	AvailActions() []Action
 	IsAvailableTile(*Tile) bool
 
+	SetContainingPerm(p Permanent)
 	AddPermanentToPile(p Permanent)
-	OnPile(containing Permanent)
-	OnDrop(containing Permanent)
+	RemovePermanentFromPile(p Permanent)
+	onPile(containing Permanent)
+	onUnpile(containing Permanent)
+	onDrop(containing Permanent)
 }
 
 type PermanentBase struct {
-	card       *Card
-	tile       *Tile
-	damage     int
-	pile       []Permanent
-	controller *Player
-	owner      *Player
-	tmpEffects []string
+	card           *Card
+	tile           *Tile
+	damage         int
+	pile           []Permanent
+	containingPerm Permanent
+	controller     *Player
+	owner          *Player
+	tmpEffects     []string
 }
 
 func NewPermanentBase(card *Card, tile *Tile, owner *Player) PermanentBase {
@@ -134,13 +138,37 @@ func (p *PermanentBase) IsAvailableTile(tile *Tile) bool {
 	return tile.IsAvailableForCard(p.card)
 }
 
+func (p *PermanentBase) SetContainingPerm(containing Permanent) {
+	p.containingPerm = containing
+}
+
 func (p *PermanentBase) AddPermanentToPile(a Permanent) {
 	p.pile = append(p.pile, a)
 }
-func (b *PermanentBase) OnPile(p Permanent) { p.Card().Impl.onPile(p) }
-func (b *PermanentBase) OnDrop(p Permanent) { p.Card().Impl.onDrop(p) }
+
+func (p *PermanentBase) RemovePermanentFromPile(rm Permanent) {
+	for i, piled := range p.pile {
+		if piled != rm {
+			continue
+		}
+
+		p.pile[i] = p.pile[len(p.pile)-1]
+		p.pile = p.pile[:len(p.pile)-1]
+		return
+	}
+}
+func (b *PermanentBase) onPile(p Permanent)   { p.Card().Impl.onPile(p) }
+func (b *PermanentBase) onUnpile(p Permanent) { p.Card().Impl.onUnpile(p) }
+func (b *PermanentBase) onDrop(p Permanent)   { p.Card().Impl.onDrop(p) }
 
 func AddPermanentToPile(containing, p Permanent) {
+	p.SetContainingPerm(containing)
 	containing.AddPermanentToPile(p)
-	p.OnPile(p)
+	p.onPile(p)
+}
+
+func RemovePermanentFromPile(containing, rm Permanent) {
+	containing.RemovePermanentFromPile(rm)
+	rm.onUnpile(containing)
+	rm.SetContainingPerm(nil)
 }