added some sound triggers and holes in the map

Scripts/inventory.gd

@@ -5,18 +5,23 @@ signal item_added(item)
 signal item_removed(item)
 
 @export var max_size := 0
-@export var contents : Array[Item] = []
-var selected_index := 0
-var selected_item : Item :
+var contents = {}
+var size : int :
 	get:
-		return contents[selected_index] if contents.size() > 0 else null
+		var x = 0
+		for key in contents:
+			x += contents[key]
+		return x
 	set(_value):
 		return
 
 
 func add(item : Item) -> bool:
-	if item != null and contents.size() < max_size or max_size == 0:
-		contents.append(item)
+	if item != null and max_size == 0 or size < max_size:
+		if contents.has(item):
+			contents[item] += 1
+		else:
+			contents[item] = 1
 		item_added.emit(item)
 		networked_add.rpc(Data.cards.find(item))
 		return true
@@ -24,50 +29,29 @@ func add(item : Item) -> bool:
 
 
 func remove_at(index : int) -> Item:
-	if contents.size() <= 0:
-		return null
-	var item = contents[index]
-	contents.remove_at(index)
-	if selected_index >= contents.size() and selected_index > 0:
-		selected_index -= 1
+	var item = contents.keys()[index]
+	contents[item] -= 1
+	if contents[item] == 0:
+		contents.erase(item)
 	item_removed.emit(item)
 	networked_remove_at.rpc(index)
 	return item
 
 
-func remove() -> Item:
-	return remove_at(selected_index)
-
-
-func increment_selected():
-	if contents.size() > 0:
-		selected_index += 1
-		if selected_index >= contents.size():
-			selected_index = 0
-	networked_set_selected.rpc(selected_index)
-
-
-func decrement_selected():
-	if contents.size() > 0:
-		selected_index -= 1
-		if selected_index < 0:
-			selected_index = contents.size() - 1
-	networked_set_selected.rpc(selected_index)
-
-
 @rpc("reliable", "any_peer")
 func networked_add(value):
-	contents.append(Data.cards[value])
-	item_added.emit(Data.cards[value])
+	var item = Data.cards[value]
+	if contents.has(item):
+		contents[item] += 1
+	else:
+		contents[item] = 0
+	item_added.emit(item)
 
 
 @rpc("reliable", "any_peer")
 func networked_remove_at(value):
-	var item = contents[value]
-	contents.remove_at(value)
+	var item = contents.keys[value]
+	contents[item] -= 1
+	if contents[item] == 0:
+		contents.erase(item)
 	item_removed.emit(item)
-
-
-@rpc("reliable", "any_peer")
-func networked_set_selected(value):
-	selected_index = value