package combat

import "math/rand"

func AttackRoll(attackLevel int, styleBonus int, equipBonus int) int {
	return (attackLevel + styleBonus + 8) * (equipBonus + 64)
}

func DefenseRoll(defenseLevel int, styleBonus int, equipBonus int) int {
	return (defenseLevel + styleBonus + 8) * (equipBonus + 64)
}

func HitCheck(attackRoll, defenseRoll int) bool {
	if attackRoll > defenseRoll {
		return true
	}
	if attackRoll < defenseRoll {
		return false
	}
	return rand.Intn(2) == 1
}

func MaxHit(strengthLevel int, styleBonus int, equipBonus int) int {
	effective := (strengthLevel + styleBonus + 8) * (equipBonus + 64)
	hit := effective / 512
	if hit < 1 {
		hit = 1
	}
	return hit
}

func RollDamage(maxHit int) int {
	if maxHit <= 0 {
		return 0
	}
	return 1 + rand.Intn(maxHit)
}

func AttackStyleBonus(style string) (attack, strength, defense int) {
	switch style {
	case "accurate":
		return 3, 0, 0
	case "aggressive":
		return 0, 3, 0
	case "defensive":
		return 0, 0, 3
	case "balanced":
		return 1, 1, 1
	default:
		return 0, 0, 0
	}
}