Bài tập: một trận đánh có thể thua

Skill_Slash      Q   cooldown 1.5   mana  5   damage 30   range 3    cận chiến, hình cầu phía trước

Skill_Bolt       E   cooldown 4.0   mana 20   damage 55   đạn bay thẳng

Skill_Nova       R   cooldown 12    mana 45   damage 90   range 6    nổ quanh mình, trúng tất cả

//trong SkillData.cs
public enum SkillShape { MeleeArc, Projectile, Nova }
public SkillShape shape = SkillShape.MeleeArc;

// trong SkillCaster.TryCast, thay lệnh ApplyDamage đơn lẻ
switch (s.shape)
{
    case SkillShape.MeleeArc:
        HitSphere(transform.position + transform.forward * s.range * 0.5f, s.range, s);
        break;

    case SkillShape.Projectile:
        GameObject go = Instantiate(s.projectilePrefab, castPoint.position, castPoint.rotation);
        go.GetComponent<Projectile>().Launch(gameObject, s.damage);
        break;

    case SkillShape.Nova:
        HitSphere(transform.position, s.range, s);
        break;
}

void HitSphere(Vector3 center, float radius, SkillData s)
{
    foreach (Collider hit in Physics.OverlapSphere(center, radius, enemyLayers))
        if (hit.TryGetComponent(out CharacterStats target))
            target.TakeDamage(s.damage);
}

using System.Collections;
using UnityEngine;

public class Respawner : MonoBehaviour
{
    [SerializeField] private CharacterStats stats;
    [SerializeField] private float delay = 3f;
    [SerializeField] private GameObject[] toHide;

    void OnEnable() => stats.OnDied += HandleDeath;
    void OnDisable() => stats.OnDied -= HandleDeath;

    void HandleDeath() => StartCoroutine(Revive());

    IEnumerator Revive()
    {
        foreach (GameObject g in toHide) g.SetActive(false);
        yield return new WaitForSeconds(delay);

        stats.currentHealth = stats.finalMaxHp;
        foreach (GameObject g in toHide) g.SetActive(true);
    }
}

//trong SkillCaster
float outgoing = s.damage * (myStats.finalAttack / 100f + 1f);
target.TakeDamage(outgoing);