extends Resource
class_name Upgrade


enum SCALE_TYPE { LINEAR, EXP, LOG }
enum UPGRADE_DIRECTION { INCREASE = 1, DECREASE = -1 }


@export var icon : Texture2D = preload("res://Assets/Icones/medal2.png")
@export var text : String = "Upgrade"
@export var baseCost : int = 50
@export_range(1, INF, 1, "hide_slider") var value : float
@export_range(-1, 100, 1, "hide_slider") var maxLevel : int = -1 ##[param -1] for infinite leveling

@export_group("Upgrade Scaling")
@export var upgradeDirection : UPGRADE_DIRECTION = UPGRADE_DIRECTION.INCREASE
@export var upgradeScaleType : SCALE_TYPE = SCALE_TYPE.LINEAR
@export var costScaleType : SCALE_TYPE = SCALE_TYPE.LINEAR
@export var costModificator : float


var cost : int = baseCost
var level : int = 0
var isLevelMax : bool :
	get(): return maxLevel == level


func upgrade(subject) -> void:
	pass


func upgradeUpgrade() -> void:
	cost += baseCost


func canUpgrade():
	return not isLevelMax && Game.money > cost


func getNextValue(oldValue):
	return oldValue + (value * upgradeDirection * level)