using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class Skill_ChainLightning : ProjectileBase
{
    List<Actor> list_mob;
    int m_Count = 4;
    float OffTime;

    public override void Set(ProjectileData _data)
    {
        _data.eStartPos = eProjectileStartPos.ShooterCenter;
        transform.localScale = Vector3.one * 1.5f;
        base.Set(_data);
        m_ProjecTileData.Speed = 40f;
        m_Count = IsStep(1) ? 8 : 4;
        m_LifeTime = 0f;
        OffTime = 0f;
        list_mob = Get_Enemies(transform, 10f);
    }

    void Update()
    {
        if (OffTime > 0f)
        {
            OffTime -= Time.deltaTime;
            if (OffTime <= 0f)
                Off(true);
            return;
        }

        if (list_mob == null || list_mob.Count < 1)
        {
            OffTime = 1f;
            return;
        }

        if (m_LifeTime <= 0f)
        {
            var targetpos = list_mob[0].Get_Center_position();
            transform.position = Vector3.MoveTowards(transform.position, targetpos, Time.deltaTime * m_ProjecTileData.Speed);
            if (Vector3.Distance(transform.position, targetpos) < 0.2f)
            {
                m_LifeTime = 0.3f;
                m_Count -= 1;
                list_mob[0].Get_Damage(Get_DamageInfo());
                list_mob.RemoveAt(0);
            }

            if (m_Count <= 0)
                OffTime = 1f;
        }
        else
            m_LifeTime -= Time.deltaTime;
    }
}