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

public class MagicMissile : ProjectileBase
{
    List<Actor> hitmobs = new List<Actor>();
    int BounceCount = 0;

    public override void Set(ProjectileData _data)
    {
        base.Set(_data);
        hitmobs.Clear();
        hitmobs.Add(m_ProjecTileData.target);
        if (m_ProjecTileData.shooter.Get_SelectSkill(eEffect.Select_Bounce))
        {
            BounceCount = 4;
            if (m_ProjecTileData.shooter.Get_SelectSkill(eEffect.Select_Bounce2))
                BounceCount = 7;
            //m_ProjectTileData.SkillDamage *= table_selectskill.Ins.Get_Data(eEffect.Select_Bounce).ValueBase;
        }
        else
            BounceCount = 0;
    }

    void Update()
    {
        if (m_ProjecTileData.target == null)
        {
            Off();
            return;
        }

        if (m_LifeTime > 0f)
        {
            m_LifeTime -= Time.deltaTime;
            if (m_LifeTime <= 0f)
                Off(true);
        }

        var targetpos = m_ProjecTileData.target.Get_Center_position();
        transform.position = Vector3.MoveTowards(transform.position, targetpos, Time.deltaTime * m_ProjecTileData.Speed);
        var dist = Vector3.Distance(transform.position, targetpos);
        if (dist < 0.2f)
        {
            --BounceCount;
            hitmobs.Add(m_ProjecTileData.target);
            if (m_ProjecTileData.IsSkill())
                m_ProjecTileData.target.Get_Damage(Get_DamageInfo());
            else
                m_ProjecTileData.target.Get_Damage(m_ProjecTileData.shooter.Get_DamageInfo(m_ProjecTileData));

            if (BounceCount > 0)
            {
                var enemies = Get_Enemies().OrderBy(obj => { return Vector3.Distance(transform.position, obj.Get_position()); }).ToList();
                for (int i = 0; i < enemies.Count; i++)
                {
                    if (hitmobs.Find(f => f == enemies[i]) == null)
                    {
                        m_ProjecTileData.target = enemies[i];
                        m_LifeTime = m_ProjecTileData.LifeTime;
                        Show_HitEffect(false, enemies[i]);
                        return;
                    }
                }
            }

            Off(true);
        }
    }
}