using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using BehaviorDesigner.Runtime;
using BehaviorDesigner.Runtime.Tasks;

/// <summary>
/// 行为 使用技能
/// </summary>
public class ActionSkill : Action
{
    /// <summary>
    /// 技能索引
    /// </summary>
    public int skillIndex = 0;

    /// <summary>
    /// 攻击动作
    /// </summary>
    public string attackAnimation = "UniqueSkill";

    /// <summary>
    /// 角色
    /// </summary>
    private Role role = null;

    /// <summary>
    /// 目标
    /// </summary>
    private Role target = null;

    private float aniTime = 0;
    private bool getInfo = false;
    private float checkTime = 0.1f;

    public override void OnAwake()
    {
        role = GetComponent<Role>();
    }

    public override void OnStart()
    {
        Transform tran = role.mBehaviorTree.GetVariable("target").GetValue() as Transform;
        target = tran.GetComponent<Role>();
        role.mSkillEvent.PlayerSkill = SkillEvent;

        role.PlayAnimation(attackAnimation);
        checkTime = 0.1f;
        getInfo = false;
    }

    /// <summary>
    /// 攻击帧事件
    /// </summary>
    private void SkillEvent()
    {
        X2Battle.X2BattleManager.Instance.mBulletModel.OnCastSkill(
        role.mData.UID, role.mData.GetSkillBisha(), false, X2Battle.EBulletCastPoint.ECAST_POINT_DEFLUAT,target.mData.UID, false);
    }

    public override TaskStatus OnUpdate()
    {
        // 获取争取的信息
        if (getInfo == false)
        {
            checkTime -= Time.deltaTime;
            if (checkTime < 0)
            {
                return TaskStatus.Success;
            }

            // 获取动画层 0 指Base Layer.
            AnimatorStateInfo stateinfo = role.mAnimator.GetCurrentAnimatorStateInfo(0);
            if (stateinfo.IsName(attackAnimation) == false)
            {
                return TaskStatus.Running;
            }

            aniTime = role.mAnimator.GetCurrentAnimatorClipInfo(0)[0].clip.length;
            getInfo = true;
        }

        // 开始计时
        aniTime -= Time.deltaTime * role.mAnimator.speed;
        if (aniTime > 0)
        {
            return TaskStatus.Running;
        }

        return TaskStatus.Success;
    }
}