class_name DiveUpgradeEffects
extends RefCounted

var battery_capacity_bonus_kwh: float
var oxygen_capacity_bonus_l: float
var hull_integrity_bonus: float
var certified_depth_bonus_m: float
var battery_consumption_multiplier: float
var collision_damage_multiplier: float
var pressure_damage_multiplier: float


func _init(
	p_battery_capacity_bonus_kwh: float = 0.0,
	p_oxygen_capacity_bonus_l: float = 0.0,
	p_hull_integrity_bonus: float = 0.0,
	p_certified_depth_bonus_m: float = 0.0,
	p_battery_consumption_multiplier: float = 1.0,
	p_collision_damage_multiplier: float = 1.0,
	p_pressure_damage_multiplier: float = 1.0
) -> void:
	battery_capacity_bonus_kwh = p_battery_capacity_bonus_kwh
	oxygen_capacity_bonus_l = p_oxygen_capacity_bonus_l
	hull_integrity_bonus = p_hull_integrity_bonus
	certified_depth_bonus_m = p_certified_depth_bonus_m
	battery_consumption_multiplier = p_battery_consumption_multiplier
	collision_damage_multiplier = p_collision_damage_multiplier
	pressure_damage_multiplier = p_pressure_damage_multiplier


func validation_error() -> String:
	for bonus: float in [
		battery_capacity_bonus_kwh,
		oxygen_capacity_bonus_l,
		hull_integrity_bonus,
		certified_depth_bonus_m,
	]:
		if not is_finite(bonus) or bonus < 0.0:
			return "upgrade bonuses must be finite and non-negative"
	for multiplier: float in [
		battery_consumption_multiplier,
		collision_damage_multiplier,
		pressure_damage_multiplier,
	]:
		if not is_finite(multiplier) or multiplier <= 0.0:
			return "upgrade multipliers must be finite and positive"
	return ""