using System.Collections;
using System.Collections.Generic;
using System.Diagnostics;
using System.Linq;
using System.Threading.Tasks;
using UnityEngine;
using Debug = UnityEngine.Debug;
using UnityEditor.Animations;

public class Attack : MonoBehaviour
{
    [Header("子弹预制体")] public GameObject bulletPrefab;
    [Header("子弹数据")] public BulletData bulletData;
    [Header("角色对象")] public Role role;
    [Header("攻击范围")] public float attackScope;
    [Header("攻击类型")] public DamageType damageTyp = DamageType.noAttributeDamage;

    [Header("攻击CD时间")] public float attackCooldown = 1f; // 攻击冷却时间
    private float lastAttackTime = 0f;  // 上次攻击的时间

    [HideInInspector]
    public List<GameObject> bulltes = new List<GameObject>();

    [Header("角色动画控制器")] public Animator animator;
    [Header("火焰动画控制器")] public Animator fireAni;

    [Header("子弹起始点")] public Transform BulletStartPos;
    [Header("攻击速度")] public float AttackSpeed=1f;
    public Vector2 direction;

    [Header("子弹速度加成")]public float roleBulletSpeedAdd=0f;
    [Header("子弹数量")] public int BulletNumber = 1;
    public float AttackScope
    {
        [DebuggerStepThrough]
        get => attackScope;
        [DebuggerStepThrough]
        set
        {
            attackScope = value;
            GetComponent<CircleCollider2D>().radius = attackScope;
            //Debug.Log("攻击半径"+GetComponent<CircleCollider2D>().radius);
        }
    }

    public async void Start()
    {
        AttackScope = attackScope;
        bulletData = new BulletData();
        bulletData.BulletScattering = 1;
        animator.SetFloat("AttackSpeed",AttackSpeed);
   
        CircleCollider2D circleCollider2D = GetComponent<CircleCollider2D>();

        
        attackCooldown = transform.parent.GetComponent<enemy>().AttackCD;



        while (true)
        {
            if (circleCollider2D)
            {
                // 检查是否可以进行攻击（基于冷却时间）
                if (Time.time - lastAttackTime >= attackCooldown)
                {
                    Collider2D[] colliders = Physics2D.OverlapCircleAll(circleCollider2D.transform.position, attackScope);

                    foreach (Collider2D collider in colliders)
                    {
                        Role targetRole = collider.GetComponent<Role>();
                        if (targetRole && targetRole.camp != role.camp)
                        {
                            role.animationHighlight = 1;
                            if (animator!=null)
                            {
                                if (bulletPrefab.GetComponent<Bullet>().myBulletType != BulletType.Spraying)
                                {
                                    direction = (targetRole.transform.position - BulletStartPos.position).normalized;
                                }
                                //animator.SetInteger("State", 1);
                                animator.SetTrigger("Attack");
                                lastAttackTime = Time.time;  // 更新上次攻击时间
                                
                            }
                            else
                            {
                                /*attack(targetRole);
                                lastAttackTime = Time.time;  // 更新上次攻击时间*/
                            }
                           
                            break;  // 只攻击一个目标
                        }
                        else
                        {
                           
                            if (animator != null)
                            {
                                //animator.SetInteger("State", 0);
                            }
                            else
                            {
                                role.animationHighlight = 0;
                            }
                           
                        }
                    }
                    
                }
                await Task.Delay(100);  // 延迟，避免过于频繁地检测
            }
            else
            {
                return;
            }
        }
    }

    /*public void attack(Role targetRole)
    {
        
        if (bulletPrefab == null)
        {
            Debug.LogError("子弹预制体为空");
            return;
        }

      

        Vector2 direction = (targetRole.transform.position - transform.position).normalized;

        if (bulletPrefab.GetComponent<Bullet>().myBulletType == BulletType.Spraying)
        {           
            GameObject BulletGamobj = GameObject.Instantiate(bulletPrefab, this.transform.root);
            BulletGamobj.GetComponent<Bullet>().role = role;
            BulletGamobj.GetComponent<Bullet>().attackObj = this;
            // BulletGamobj.transform.up = direction;
            BulletGamobj.transform.position =new Vector2(transform.position.x+0.15f, transform.position.y+0.2f);
            bulltes.Add(BulletGamobj);
            return;
        }
        else
        {
            for (int i = 0; i < bulletData.BulletScattering; i++)
            {
                // 改变子弹方向,根据角色自身的攻击范围来计算
                GameObject BulletGamobj = GameObject.Instantiate(bulletPrefab, this.transform.root);
                BulletGamobj.GetComponent<Bullet>().role = role;
                BulletGamobj.GetComponent<Bullet>().attackObj = this;
                BulletGamobj.transform.up = direction;
                BulletGamobj.transform.position = transform.position;
                bulltes.Add(BulletGamobj);
            }
        }
    }*/

    

    public void Pointattack()
    {

        if (bulletPrefab == null)
        {
            Debug.LogError("子弹预制体为空");
            return;
        }
        
        
        for (int i = 0; i < BulletNumber; i++)
        {
           // 改变子弹方向,根据角色自身的攻击范围来计算
            GameObject BulletGamobj = GameObject.Instantiate(bulletPrefab, this.transform.root);
            BulletGamobj.GetComponent<Bullet>().role = role;
            BulletGamobj.GetComponent<Bullet>().attackObj = this;
            BulletGamobj.GetComponent<Bullet>().bulletData.BulletSpeed *= (1 + roleBulletSpeedAdd);
            BulletGamobj.transform.up = direction;
            BulletGamobj.transform.position = BulletStartPos.position;
            bulltes.Add(BulletGamobj);
        }
        
    }


    public void Fireattack()
    {

        if (bulletPrefab == null)
        {
            Debug.LogError("子弹预制体为空");
            return;
        }

        //需要修改
        if (bulletPrefab.GetComponent<Bullet>().myBulletType == BulletType.Spraying)
        {
            // 计算每个子弹之间的角度间隔
            float angleStep = BulletNumber > 1 ? 30f / (BulletNumber - 1) : 0f;
            // 计算起始角度，使得子弹整体居中
            float startAngle = -30f / 2f;

            for (int i = 0; i < BulletNumber; i++)
            {
                // 计算当前子弹的旋转角度
                float currentAngle = startAngle + (angleStep * i);

                // 生成子弹对象并设置父物体
                GameObject bulletGameObj = GameObject.Instantiate(bulletPrefab, transform.root);

                // 设置子弹的初始位置
                bulletGameObj.transform.position = new Vector2(transform.position.x + 0.15f, transform.position.y + 0.2f);

                // 设置子弹的角色和攻击者
                Bullet bulletComponent = bulletGameObj.GetComponent<Bullet>();
                if (bulletComponent != null)
                {
                    bulletComponent.role = role;
                    bulletComponent.attackObj = this;
                }

                // 设置子弹的旋转角度
                bulletGameObj.transform.rotation = Quaternion.Euler(0, 0, currentAngle);

                // 将生成的子弹添加到子弹列表中
                bulltes.Add(bulletGameObj);
            }
        }
   
       
    }

    public void EndFire()
    {
        fireAni.SetInteger("State", 1);
        //Debug.Log("停止火焰");

    }

    
    private void OnDisable()
    {
        bulltes.Clear();
    }

    
        
}