extends MessageSenderAction

## How many items will be bought/sold
var amount: int
## How much money will be received/spent
var total_cost: float
## Item name which will be added to cargo
var item_name: String

var buy: bool

@onready var player_ship: PlayerShip = get_tree().current_scene.player_ship

func _ready():
	amount = format["amount"]
	total_cost = format["total_cost"]
	item_name = format["item_name"]
	buy = format["buy"]
	if amount < 1:
		disabled = true
	elif !buy and player_ship.money < total_cost:
		disabled = true
	elif buy and item_name in player_ship.cargo:
		if player_ship.cargo[item_name] < amount:
			disabled = true
	elif buy and !(item_name in player_ship.cargo):
		disabled = true
	super._ready()

func action():
	get_parent().buy_sell_amount = amount
	if !buy and player_ship.money >= total_cost:
		player_ship.money -= total_cost
		if item_name in player_ship.cargo:
			player_ship.cargo[item_name] += amount
		else:
			player_ship.cargo[item_name] = amount
	elif buy and player_ship.cargo[item_name] >= amount:
			player_ship.cargo[item_name] -= amount
			player_ship.money += total_cost
	super.action()