using System.Net;
using System.Buffers;
using System.Security.Cryptography.X509Certificates;
using BehaviorDesigner.Runtime;
using DragonLi.Core;
using Mirror;
using Pathfinding;
using Pathfinding.RVO;
using Unity.XR.PXR;
using UnityEngine;
using BehaviorDesigner.Runtime.Tasks;
using TMPro;
using DarkTonic.MasterAudio;

public enum EnemyState
{
    // 出生
    Borning = 0,
    // 强走
    Charge = 1,
    // 搜索
    Search = 2,
    // 行军
    Run = 3,
    // 攻击
    Atk = 4,
    // 死亡 
    Die = 99,
}

public class Enemy : Agent
{
    private IAstarAI _ai;

    public IAstarAI ai
    {
        get
        {
            if (_ai == null)
            {
                _ai = GetComponent<IAstarAI>();
            }
            return _ai;
        }
    }

    private AIPath _aiPath;

    public AIPath aiPath
    {
        get
        {
            if (_aiPath == null)
            {
                _aiPath = GetComponent<AIPath>();
            }
            return _aiPath;
        }
    }

    private BehaviorTree _behaviorTree;
    public BehaviorTree behaviorTree
    {
        get
        {
            if (_behaviorTree == null)
            {
                _behaviorTree = GetComponent<BehaviorTree>();
            }
            return _behaviorTree;
        }
    }

    private RVOController _rvoController;
    public RVOController rvoController
    {
        get
        {
            if (_rvoController == null)
            {
                _rvoController = GetComponent<RVOController>();
            }
            return _rvoController;
        }
    }

    private Collider _collider;
    public Collider selfCollider
    {
        get
        {
            if (_collider == null)
            {
                _collider = GetComponent<Collider>();
            }
            return _collider;
        }
    }
    public Transform weakness;

    [Header("死亡音效")]
    [SoundGroup]
    public string dieSound;

    public GameObject explosion_prefab;

    [Header("编号")]
#if UNITY_EDITOR
    [UnityEngine.DisplayOnly]
#endif
    [SyncVar]
    public int id = 0;
    /// <summary>
    /// 怪物类型
    /// </summary>
#if UNITY_EDITOR
    [UnityEngine.DisplayOnly]
#endif
    [SyncVar]
    public EnemyType type;

#if UNITY_EDITOR
    [UnityEngine.DisplayOnly]
#endif
    public EnemyState state;

    [Header("等级")]
#if UNITY_EDITOR
    [UnityEngine.DisplayOnly]
#endif
    [SyncVar]
    public int lvl = 0;

    [Header("速度")]
#if UNITY_EDITOR
    [UnityEngine.DisplayOnly]
#endif
    [SyncVar]
    public float speed = 0;

    [Header("攻击力")]
#if UNITY_EDITOR
    [UnityEngine.DisplayOnly]
#endif
    [SyncVar]
    public float atk = 0;

    [Header("高度")]
#if UNITY_EDITOR
    [UnityEngine.DisplayOnly]
#endif
    public float height = 0;

    [Header("韧性")]
#if UNITY_EDITOR
    [UnityEngine.DisplayOnly]
#endif
    public float toughness = 0;

#if UNITY_EDITOR
    [UnityEngine.DisplayOnly]
#endif
    public GameObject target = null;

    private bool updateAniamtorSpeedvalue = false;

    private bool updateAniamtorSpeedFvalue = false;

    private bool updateAniamtorSpeedRvalue = false;

    public void Awake()
    {
        InitAnimator();
    }

    public virtual void Update()
    {
        if (isServer && IsAlive)
        {
            if (aiPath != null & aiPath.enabled)
            {
                UpdateAniamtorValues(aiPath.velocity);
            }
            else if (RigidbodyComponent)
            {
                UpdateAniamtorValues(RigidbodyComponent.velocity);
            }
            UpdateRotation();
            OnUpdate();
        }
    }

    [Server]
    public virtual void OnSpawn(int id, EnemyType type, int lvl)
    {
        base.OnSpawn();

        this.id = id;
        this.type = type;
        state = EnemyState.Borning;
        this.lvl = lvl;
        EnemyInfo enemyInfo = GameManager.Ins.EnemyInfos[type][lvl];
        speed = enemyInfo.Speed;
        atk = enemyInfo.Atk;
        health = enemyInfo.Hp;
        originHealth = enemyInfo.Hp;
        height = enemyInfo.Height;
        ai.radius = enemyInfo.Radius;
        toughness = enemyInfo.Toughness;
        aiPath.enabled = true;
        aiPath.maxSpeed = speed;
        rvoController.enabled = true;
        behaviorTree.enabled = true;
        if (selfCollider != null) selfCollider.enabled = true;

        GameManager.Ins.CreateEnemyUI(this);
    }

    private void InitAnimator()
    {
        if (AnimatorComponent == null)
        {
            return;
        }
        AnimatorControllerParameter[] parameters = AnimatorComponent.parameters;
        foreach (AnimatorControllerParameter val in parameters)
        {
            if ((int)val.type == 1)
            {
                switch (val.name)
                {
                    case "speed":
                        updateAniamtorSpeedvalue = true;
                        break;
                    case "speedr":
                        updateAniamtorSpeedRvalue = true;
                        break;
                    case "speedf":
                        updateAniamtorSpeedFvalue = true;
                        break;
                }
            }
        }
    }

    protected void UpdateAniamtorValues(Vector3 vel)
    {
        if (AnimatorComponent != null)
        {
            if (updateAniamtorSpeedvalue)
            {
                AnimatorComponent.SetFloat("speed", vel.magnitude);
            }
            Vector3 val;
            if (updateAniamtorSpeedFvalue)
            {
                val = Vector3.Project(vel, transform.forward);
                float num = val.magnitude / (vel.magnitude * (float)((!(Vector3.Angle(vel, transform.forward) > 90f)) ? 1 : (-1)));
                AnimatorComponent.SetFloat("speedf", num);
            }
            if (updateAniamtorSpeedRvalue)
            {
                val = Vector3.Project(vel, transform.right);
                float num2 = val.magnitude / (vel.magnitude * (float)((!(Vector3.Angle(vel, transform.right) > 90f)) ? 1 : (-1)));
                AnimatorComponent.SetFloat("speedr", num2);
            }
        }
    }

    public virtual void UpdateRotation()
    {
        if (target != null)
        {
            transform.rotation = Quaternion.Lerp(transform.rotation, Quaternion.LookRotation(target.transform.position - transform.position), Time.deltaTime * 10);
        }
    }

    public override void Die(object info, Transform _sender)
    {
        GameManager.Ins.DeleteEnemyUI(id);
        state = EnemyState.Die;
        if (selfCollider != null) selfCollider.enabled = false;
        behaviorTree.enabled = false;
        aiPath.enabled = false;
        rvoController.enabled = false;
        AnimatorComponent.SetBool("dead", true);
        PlaySound(dieSound);
    }

    [ClientRpc]
    public void PlaySound(string sound)
    {
        MasterAudio.PlaySound3DAtVector3(sound, transform.position);
    }

    public void CreatExplosion()
    {
        GameObject explosion = Instantiate(explosion_prefab);
        NetworkServer.Spawn(explosion);
        explosion.transform.position = transform.position;
        CoroutineTaskManager.Instance.WaitSecondTodo(() =>
        {
            NetworkServer.Destroy(explosion);
        }, 2F);
    }

    public virtual void Shoot() { }

}