extends Upgrade
class_name TowerUpgrade


enum TYPE {
	MAX_ENERGY,
	ENERGY_REGEN,
	ENERGY_COST,
	DAMAGE,
	AOE_INCREASE,
	COOLDOWN,
}


@export var type : TYPE


func upgrade(tower: Tower) -> void:
	match type:
		TYPE.MAX_ENERGY: upgradeTowerProperty(tower, "max_energy")
		TYPE.ENERGY_REGEN: upgradeTowerProperty(tower, "energy_regen")
		TYPE.ENERGY_COST: upgradeTowerProperty(tower, "energy_cost")
		TYPE.DAMAGE: upgradeTowerProperty(tower.projectileRessource, "damage")
		TYPE.AOE_INCREASE: upgradeTowerProperty(tower.projectileRessource.damageArea, "radius")
		TYPE.COOLDOWN: upgradeTowerProperty(tower, "action_cooldown")

	upgradeUpgrade()

func upgradeTowerProperty(tower: Variant, property: String) -> void:
	tower.set(property, getNextValue(tower.get(property)))