tool
extends Spatial

export( String ) var item_filename = "" setget set_item_filename
func set_item_filename( value ):
	item_filename = value
	if is_ready:
		self.update_model()

var item = null

var is_ready = false

func _ready():

	self.item = Datas.PickupItem.new( self.item_filename, self.global_transform )
	
	self.update_model()

	self.is_ready = true
	
func update_model():
	
	for node in self.get_children():
		self.remove_child( node )
		node.queue_free()

	if self.item:
		if self.item.get_data( "model" ):
			var item_node = load( self.item.get_data( "model" ) )
			if item_node:
				item_node = item_node.instance()
				self.add_child( item_node )

func set_focus( p_focus = true ):
	if p_focus:
		for _item in self.get_children():
			if _item.has_node( "focus" ):
				_item.get_node( "focus" ).show()
	else:
		for _item in self.get_children():
			if _item.has_node( "focus" ):
				_item.get_node( "focus" ).hide()

func interact( p_object ):
	if self.item.get_data( "pickable" ):
		if p_object is Datas.Creature:
			var new_inventory = p_object.get_data( "inventory" )
			
			var number = self.item.get_data( "default_num_given" )
			var stack = self.item.get_data( "stack" )
			if number and stack and number > stack:
				var lasting_number = number
				while lasting_number > stack:
					var inventory_item = Datas.InventoryItem.new( self.item_filename, stack, self.item )
					inventory_item.set_data( "name", self.item_filename )
					inventory_item.set_data( "number", stack )
					new_inventory.push_back( inventory_item )
					lasting_number -= stack
				if lasting_number > 0:
					var inventory_item = Datas.InventoryItem.new( self.item_filename, lasting_number, self.item )
					inventory_item.set_data( "name", self.item_filename )
					inventory_item.set_data( "number", lasting_number )
					new_inventory.push_back( inventory_item )
			else:
				var inventory_item = Datas.InventoryItem.new( self.item_filename, number, self.item )
				inventory_item.set_data( "name", self.item_filename )
				new_inventory.push_back( inventory_item )
				
			p_object.set_data( "inventory", new_inventory )
			
			self.get_parent().remove_child( self )
			self.queue_free()
			return true
	return false