using Spine.Unity;
using Spine;
using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using TMPro;
using Sirenix.OdinInspector;

//角色状态
public enum CharacterState
{
    None = 0,
    Idle = 1,
    Run = 2,
    Rise = 3,               //空中上升
    Fall = 4,               //空中下落

    Attack = 6,
    KeepAttack = 7,
    Summon = 8,
    Rush = 9,
    Sprint = 10,
    Die = 11,
    HitStun,                //僵直
    FramePause,             //顿帧

    //控制效果
    SpecialStatus_Float,
    SpecialStatus_ShotDown,
    SpecialStatus_BlowUp,
    SpecialStatus_Weak,

    LockSoul = 25,          //在锁魂塔中
    Conduct = 26,           //在指挥中
}

public class Character : MonoBehaviour
{
    [FoldoutGroup("组件", order: -1)] public Rigidbody rb;
    [FoldoutGroup("组件")] public Transform bodyTrans;
    [FoldoutGroup("组件")] public BeSearchTrigger beSearchTrigger;
    [FoldoutGroup("组件")] public SearchTrigger searchTrigger;
    [FoldoutGroup("组件")] public GameObject bodyCollider;
    [FoldoutGroup("组件")] public UIHP uiHp;
    [FoldoutGroup("组件")] public BeHitTrigger beHitTrigger;
    [FoldoutGroup("组件")] public AttackController attackController;
    [FoldoutGroup("组件")] public Platform platform;

    [Space(30)]
    [Title("Character属性")]
    [LabelText("骨骼")] public SkeletonMecanim mecanim;
    public Skeleton skeleton;
    [HideInInspector]
    public MeshRenderer meshRenderer;

    [FoldoutGroup("动画", order: -1)] public Animator ani;
    [FoldoutGroup("动画")] public float totalDieKeepTime = 2f;

    [Header("跳字开关")]
    [FoldoutGroup("伤害跳字")] public bool showInjuryNum;

    [Header("跳字样式")]
    [FoldoutGroup("伤害跳字", order: -1)] public GameObject injuryNumText;  //伤害跳字
    [FoldoutGroup("伤害跳字")] public GameObject injuryNumTextSummon;       //伤害跳字（起手式）

    [Header("跳字位置")]
    [FoldoutGroup("伤害跳字")] [LabelText("起手式位置")] public Vector2 injuryNumPos_summon = new Vector2(0, 1);
    [FoldoutGroup("伤害跳字")] [LabelText("起手式随机范围")] public Vector2 injuryNumRandom_summon = Vector2.one;
    [FoldoutGroup("伤害跳字")] [LabelText("行军式位置")] public Vector2 injuryNumPos_march = new Vector2(0, 1);
    [FoldoutGroup("伤害跳字")] [LabelText("行军式随机范围")] public Vector2 injuryNumRandom_march = Vector2.one * 2;

    [Header("死亡后多久尸体消失")]
    [HideInInspector]
    public float dieKeepTime;

    [Header("受击距离")]
    public float beHitDistance;
    [HideInInspector]
    public float attackDis;

    //当前目标
    [DisplayOnly]
    public Character targetCharacter;
    [HideInInspector]
    public Character attackTarget;

    [DisplayOnly]
    [FoldoutGroup("角色信息", order: -1)] public CharacterState state;
    [FoldoutGroup("角色信息")] public int totalHp = 100;
    [FoldoutGroup("角色信息")] public int hp;

    [Header("角色状态")]
    public bool canFly = false;
    [LabelText("飞行单位高度可进行修改")]
    [Tooltip("本来飞行的怪初始化锁定刚体Y轴，勾选这个可以让飞行单位刚体Y轴解锁（例如攻击状态下需要利用刚体向下冲刺的飞鹤）")]
    public bool canControlFly = false;
    [HideInInspector] public bool nowCanFly; //当前是否能飞行
    [LabelText("不会被击落")][Tooltip("本来不能飞行的怪没法被击落，取消勾选这个可以让那些地面怪也被击落（例如爬上树的水猴子）")] public bool canNotShotDown = true;
    [LabelText("不会被击飞")] public bool canNotAddForce;
    [LabelText("不会被虚弱")] public bool canNotChangeHurt;
    [DisplayOnly]
    public bool isDie = false;      //已死亡
    [DisplayOnly]
    public bool isRevive;           //从虚弱状态恢复中
    [DisplayOnly]
    public float invincibleTime;    //无敌时间

    [Header("状态显示(临时)")]
    public GameObject statePre;
    private TextMeshProUGUI stateText;
    private float pastWordTime;

    [Header("锁魂塔")]
    public LockSoul ls;
    public bool isInSoulTower;      //在锁魂塔范围内

    [Header("体型增大")]
    [HideInInspector]
    public bool beLarger = false;
    public float toLargeSize = 0;                   //变大程度
    private Vector3 speed = new Vector3(1, 1, 0);   //变大速度

    [Header("特效")]
    public GameObject cookEffect;       //吃串加血

    [Header("传送门")]
    public bool Attack_summonShootCanTransmit;    //普攻1弓箭可以被传送

    //调试开关
    [Space]
    [LabelText("debug攻击者")] public bool debugAttackFrom;


    public virtual void Init()
    {
        //确保组件不丢失
        if (!mecanim)
        {
            mecanim = GetComponentInChildren<SkeletonMecanim>();
        }
        if (mecanim && skeleton == null)
        {
            skeleton = mecanim.skeleton;
        }
        if (!meshRenderer)
        {
            meshRenderer = mecanim.GetComponent<MeshRenderer>();
        }
        if (!ani)
        {
            ani = GetComponentInChildren<Animator>();
        }

        //血量重置
        hp = totalHp;
        nowCanFly = canFly;
        if (canFly && !canControlFly && rb != null)
        {
            rb.useGravity = false;
            rb.constraints = RigidbodyConstraints.FreezeRotation | RigidbodyConstraints.FreezePositionY | RigidbodyConstraints.FreezePositionZ;
        }
        else if (canFly && canControlFly && rb != null)
        {
            rb.useGravity = false;
            rb.constraints = RigidbodyConstraints.FreezeRotation | RigidbodyConstraints.FreezePositionZ;
        }
        uiHp.Show(hp, totalHp);
        isDie = false;
        ChangeState(CharacterState.Idle);

        if (attackController != null)
        {
            attackController.Init();
        }
    }

    public virtual void FixedUpdate()
    {
        OnState();
    }

    public void Turn()
    {
        bodyTrans.localScale = new Vector3(-bodyTrans.localScale.x, bodyTrans.localScale.y, bodyTrans.localScale.z);
        if (platform != null)
        {
            platform.left.transform.localPosition = new Vector3(-0.5f * bodyTrans.localScale.x, 0, 0);
            platform.right.transform.localPosition = new Vector3(0.5f * bodyTrans.localScale.x, 0, 0);
        }
    }

    public void CheckTurn(float dirX)
    {
        if (dirX > 0.1f)
        {
            if (bodyTrans.localScale.x > 0)
            {
                Turn();
            }
        }
        else if (dirX < -0.1f)
        {
            if (bodyTrans.localScale.x < 0)
            {
                Turn();
            }
        }
    }

    public virtual void OnState()
    {
        if (pastWordTime > 0)
        {
            pastWordTime -= Time.deltaTime;
            if (pastWordTime <= 0)
            {
                pastWordTime = 0;
            }
        }
    }

    public virtual void ChangeState(CharacterState newState)
    {
    }

    public void DebugAttackFrom(string attackFrom, int damage)
    {
        Debug.Log(attackFrom + "对" + gameObject.name + "使用了" + damage.ToString() + "点伤害的攻击");
    }

    //仅造成伤害
    public virtual void BeHit(int damage)
    {
        if (invincibleTime > 0)
        {
            return;
        }

        hp -= damage;

        //伤害跳字
        if (showInjuryNum)
        {
            GameObject injuryNum;
            injuryNum = PoolManager.Instantiate(injuryNumText);
            injuryNum.transform.position = injuryNum.transform.position = new Vector3(
                transform.position.x + injuryNumPos_march.x + Random.Range(-injuryNumRandom_march.x / 2f, injuryNumRandom_march.x / 2f),
                transform.position.y + injuryNumPos_march.y + Random.Range(-injuryNumRandom_march.y / 2f, injuryNumRandom_march.y / 2f),
                transform.position.z);

            TextMeshProUGUI text = injuryNum.GetComponentInChildren<TextMeshProUGUI>();
            text.text = damage.ToString();
        }

        uiHp.Show(hp, totalHp);
        if (hp <= 0)
        {
            ChangeState(CharacterState.Die);
            return;
        }
    }

    //造成伤害附加其他效果
    public virtual void BeHit(AttackInfo attackInfo, Character attackFrom, int damage = -1)
    {
    }

    public virtual Vector3 GetMoveDir()
    {
        Vector3 moveDir = Vector3.zero;
        return moveDir;
    }

    public virtual void SetSortingOrder(int order)
    {
        meshRenderer.sortingOrder = order;
    }

    //吃串增加血量上限
    public void HpUp(float value, float larger)
    {
        cookEffect.transform.GetChild(0).gameObject.SetActive(true);
        int add = 0;
        value = value / 100;
        add = (int)(totalHp * value);
        totalHp += add;
        hp += add;
        uiHp.Show(hp, totalHp);
        float cur = transform.localScale.x;
        toLargeSize = cur * larger;
        beLarger = true;
    }

    //体型变大
    public void Enlarge()
    {
        transform.localScale = Vector3.SmoothDamp(transform.localScale, new Vector3(1, 1, 1) * (toLargeSize + 0.1f), ref speed, 0.6f);
        if (transform.localScale.x >= toLargeSize - 0.1f)
        {
            beLarger = false;
            transform.localScale = new Vector3(toLargeSize, toLargeSize, toLargeSize);
            toLargeSize = 0;
        }
    }

    public virtual bool AdjustHeight()
    {
        return true;
    }

    public void ChangeStateText(CharacterState state)
    {
        if (!statePre)
        {
            return;
        }
        GameObject obj = PoolManager.Instantiate(statePre);
        stateText = obj.GetComponentInChildren<TextMeshProUGUI>();
        obj.transform.position = transform.position + Vector3.up;
        pastWordTime += 0.5f;
        switch (state)
        {
            case CharacterState.SpecialStatus_Float:
                stateText.text = "漂浮";
                break;
            case CharacterState.SpecialStatus_ShotDown:
                stateText.text = "击落";
                break;
            case CharacterState.SpecialStatus_BlowUp:
                stateText.text = "击飞";
                break;
            case CharacterState.SpecialStatus_Weak:
                stateText.text = "击晕";
                break;
            case CharacterState.HitStun:
                stateText.text = "僵直";
                break;
        }
        obj.SetActive(true);
    }
}