class_name DiveAccessibilityAdjustments
extends RefCounted

var oxygen_consumption_multiplier: float
var battery_consumption_multiplier: float
var pressure_damage_multiplier: float


func _init(
	p_oxygen_consumption_multiplier: float = 1.0,
	p_battery_consumption_multiplier: float = 1.0,
	p_pressure_damage_multiplier: float = 1.0
) -> void:
	oxygen_consumption_multiplier = p_oxygen_consumption_multiplier
	battery_consumption_multiplier = p_battery_consumption_multiplier
	pressure_damage_multiplier = p_pressure_damage_multiplier


func validation_error() -> String:
	for multiplier: float in [
		oxygen_consumption_multiplier,
		battery_consumption_multiplier,
		pressure_damage_multiplier,
	]:
		if not is_finite(multiplier) or multiplier <= 0.0:
			return "accessibility multipliers must be finite and positive"
	return ""