extends Control


@export var items:Array = []


@export var active_item:Dictionary = {}

@onready var old_slot:int = 0
@onready var current_slot:int = 0
@onready var slot_container = $Panel/HBoxContainer

signal active_item_changed(active_item)

func _process(_delta):
	if current_slot == 0:
		return
	if Input.is_action_just_pressed("drop_item"):
		drop_item()
	if Input.is_action_just_released("cycle_down"):
		var new_slot = current_slot + 1
		if new_slot == 6:
			new_slot = 1
		if new_slot > len(items):
			new_slot = 1
		set_active_slot(new_slot)
	if Input.is_action_just_released("cycle_up"):
		var new_slot = current_slot - 1
		if new_slot == 0:
			new_slot = len(items)
		set_active_slot(new_slot)
		
		
func add_inventory_item(new_item: Dictionary):
	if len(items) == 6:
		drop_item(true)
	items.append(new_item)
	var slot = get_node("Panel/HBoxContainer/InventorySlot" + str(len(items)))
	slot.setup_slot(new_item)
	if len(items) == 1:
		set_active_slot(len(items))
	
				
func drop_item(replace: bool = false):
	print("CURRENT SLOT: ", current_slot)
	var clear_slot = current_slot
	if items[clear_slot]:
		# TODO: Here we would spawn the item in
		items.remove_at(clear_slot)
		print("NEW ITEM ARRAY! ", items)
		if not replace:
#			old_slot = current_slot
#			current_slot = current_slot - 1
#			if current_slot > -1:
#				active_item = items[current_slot]
#			else:
#				active_item = {}
			var slot = get_node("$Panel/HBoxContainer/InventorySlot" + str(current_slot))
			slot.clear_slot()
		set_active_slot(clear_slot)
			
func set_active_slot(slot_index: int):
	print("CURRENT SLOT: ", current_slot, " SLOT INDEX: ", slot_index)
	if current_slot != slot_index and current_slot != 0:
		var old_slot = get_node("Panel/HBoxContainer/InventorySlot" + str(current_slot))
		old_slot.slot_deselected()
		#old_slot.slot_deselected.rpc_id(multiplayer.get_unique_id())
	if len(items) == 0:
		active_item = {}
		current_slot = 0
	else:
		var slot = get_node("Panel/HBoxContainer/InventorySlot" + str(slot_index))
		slot.slot_selected()
		#slot.slot_selected.rpc_id(multiplayer.get_unique_id())
		current_slot = slot_index
		active_item = items[current_slot - 1]
	emit_signal("active_item_changed", active_item)

	
	
#func set_active_slot():
#	if current_slot == -1:
#		return
#	var old_slot = get_node("Panel/HBoxContainer/InventorySlot" + str(old_slot))
#	old_slot.slot_deselected.rpc_id(get_multiplayer_authority())
#	var slot = get_node("Panel/HBoxContainer/InventorySlot" + str(current_slot))
#	slot.slot_selected.rpc_id(get_multiplayer_authority())