added machine item slots so ican start building gameplay

GameShit/PlayerController/Hotbar/HotBar.gd

@@ -20,7 +20,7 @@ func updateHotbar(hotbar: HotbarResource):
 				MainGame.currentHeldItemID = item.ID
 			slotInstance.setItem(item, is_selected)
 
-func givePlayerItem(ID:String, ):
+func givePlayerItem(ID:String):
 	var segments = ID.split(":")
 	
 	for index in hotbar.slots.size():
@@ -29,15 +29,17 @@ func givePlayerItem(ID:String, ):
 			hotbar.slots[index] = load("res://GameShit/ItemHandlers/{namespace}/{id}.tres".format({"namespace": segments[0], "id": segments[1]}))
 			updateHotbar(hotbar)
 			return
-		else:
-			print("there will be a UIThrowException call eventually but im too lazy to implement it rn")
-			print("UI.Command.give.InventoryFullException")
+			
+func removePlayerHeldItem():
+	hotbar.slots[MainGame.selectedSlot] = load("res://GameShit/ItemHandlers/base/air.tres")
+	updateHotbar(hotbar)
 			
 			
 			
 func _ready() -> void:
 	## connect the InventoryBus signal for the shit
 	InventoryBus.givePlayerItem.connect(givePlayerItem)
+	InventoryBus.removeHeldItem.connect(removePlayerHeldItem)
 	
 	## throw in some default slots
 	if hotbar.slots.is_empty():