using System;
using System.Collections;
using UnityEngine;
//using UnityEngine.Rendering.PostProcessing;

/* 本类用于管理场景中所有狗的状态包括动画状态，随机数分配等
 */

//[CreateAssetMenu(fileName = "DogInScene", menuName = "Scriptable Objects/DogInScene")]
public class DogInScene //: ScriptableObject
{
    //通用参数段
    public DogProperty dogProperty;
    public GameObject gameObject { set; get; }
    public Animator animator;
    private Vector3 moveToLocation;
    public float moveSpeed;     // 用来控制狗的移动速度 0 0.5跑，0.75快跑，1跳
    //public string dogState;       // 狗的状态代码分类通道，包括三大类使用道具(itemConsume),闲置(idle),训练（training),自由活动（interact)等
    public DogState dogState = DogState.IDLE;

    // 喝水吃饭参数段
    public DateTime drinkStartTime, eatStartTime;      // 记录吃喝开始时间
    public bool itemConsumeProgress = false;     // 是否在吃和喝的进程中。如果是的话，跳过常规动画检测
    public bool isMovingToBowl;



    // 随机动作参数段
    public int randomFactor;
    public DateTime animationStartTime;     // 记录上一个动画开始时间的，每个随机动作间隔至少30秒
    private int activeIndex;      // 动物的活动指数
    public bool isMoving;       // 动物正在移动，避免其他随机动作发生
    public bool isSleeping;       // 动物正在正在睡觉，避免触发其他动画

    // 固定参数
    private const float moveSpeedAdj = 0.025f;

    // interact training 相关的参数
    public DateTime interactLastUpdate;     // 上次交互指令时间
    public bool isMovingToPlayer;      // 是否在向玩家移动
    public string interactAnimation = "";        // 交互动画
    public DateTime interactAnimationStartTime;        // 交互动画开始时间

    #region 通用函数段
    public void SetGameObject(GameObject gameObject)
    {
        this.gameObject = gameObject;
        this.animator = gameObject.GetComponent<Animator>();
        this.randomFactor = UnityEngine.Random.Range(0, 51);        // 生成一个随机整数（0 到 50 之间），用于时间校验
        Debug.Log(this.gameObject.name + "random factor is:" + randomFactor);
    }


    public DogInScene(DogProperty property)
    {
        this.dogProperty = property;
        this.activeIndex = (int)Math.Round((property.liveliness + property.intimate) * UnityEngine.Random.Range(0.3f, 0.7f));
        this.isMoving = false;
    }

    public void RemoveZzzParticle(){
        // 关闭狗的睡觉粒子特效
        var zzzParticle = gameObject.transform.Find("zzzParticle").gameObject;
        if (zzzParticle != null)
        {
            zzzParticle.SetActive(false);
        }
    }
    #endregion

    #region interact交互函数段
    // 启动交互行为准备过程
    public void SetupInteract()
    {
        // 加载Interact animator controller,避免过于复杂的Animator Controller
        Animator animator = gameObject.GetComponent<Animator>();
        RuntimeAnimatorController animatorController = Resources.Load<RuntimeAnimatorController>("Dog/AnimatorController/shibaInu/HomeDogInteractController");
        if (dogProperty.breed == "shibaInu") { animatorController = Resources.Load<RuntimeAnimatorController>("Dog/AnimatorController/shibaInu/HomeDogInteractController"); }
        animator.runtimeAnimatorController = animatorController;

        //this.dogState = "interact";
        this.dogState = DogState.INTERACT;       // 设置狗的状态为交互状态
        this.interactLastUpdate = DateTime.Now;
        this.moveToLocation = new Vector3(0f, 0f, -3f);
        this.isMovingToPlayer = true;

        // 如果狗距离超出一定范围才开始移动
        float distance = Vector3.Distance(gameObject.transform.position, moveToLocation);
        if (distance > 2.5f)
        {
            this.animator.SetTrigger("move");       // 切换为走路动画
            this.animator.SetBool("isMoving", true);        // 保持为走路动画
            this.animator.SetFloat("moveSpeed", 0.5f);
        }
        else
        {
            this.animator.SetBool("isMoving", false);
            this.gameObject.transform.LookAt(new Vector3(0f, 1f, -8f));
            this.isMovingToPlayer = false;
        }

    }
    public void MovetoPlayer()
    {

        // 如果距离目标小于0.5米就把速度调整为零
        if (Vector3.Distance(moveToLocation, this.gameObject.transform.position) < 0.5f)
        {
            Debug.Log(this.gameObject.name + "current move speed:" + moveSpeed);
            this.SetMoveSpeed(0);
            Debug.Log(this.gameObject.name + "reduce move speed:" + moveSpeed);
        }

        // 如果狗距离到达重点就停止跑步动画
        float distance = Vector3.Distance(gameObject.transform.position, moveToLocation);
        //Debug.Log(this.gameObject.name + "interact move to player distance:" + distance);
        if (distance > 2.5f)      // 一定距离内就开始停下来，否则刹不住
        {
            this.gameObject.transform.LookAt(moveToLocation);
            this.gameObject.transform.position = Vector3.MoveTowards(gameObject.transform.position, moveToLocation, dogProperty.runSpeed * (1 + moveSpeed) * 0.02f * moveSpeedAdj);  // 第一个0.02对应50帧fixupdate画面，后面一个数字对应速度调整，对应RM动画this.gameObject.transform.position = Vector3.MoveTowards(gameObject.transform.position, moveToLocation, dogProperty.runSpeed * (1 + moveSpeed) * 0.02f * moveSpeedAdj);  // 第一个0.02对应50帧fixupdate画面，后面一个数字对应速度调整，对应RM动画
        }
        else
        {
            this.animator.SetBool("isMoving", false);
            this.gameObject.transform.LookAt(new Vector3(0f, 1f, -8f));
            this.isMovingToPlayer = false;
        }
    }

    // 交互行为计时器
    public bool InteractTimeout()
    {

        TimeSpan ts = new TimeSpan();
        ts = DateTime.Now - this.interactLastUpdate;
        if (ts.TotalSeconds > 10)
        {
            Debug.Log("InteractTimeout:" + this.gameObject.name);
            //this.dogState = "idle";
            this.dogState = DogState.IDLE;
            return true;
        }
        else { return false; }
    }

    // 交互动画行为计时器（暂时设定为6秒）
    // 考虑一下是否需要这个功能，如果不需要就删除
    public void InteractAnimationTimeout()
    {

        TimeSpan ts = new TimeSpan();
        ts = DateTime.Now - this.interactAnimationStartTime;
        if (ts.TotalSeconds > 6)
        {
            Debug.Log("InteractAnimationTimeout:" + this.gameObject.name);
            var animator = this.gameObject.GetComponent<Animator>();
            animator.SetBool(interactAnimation, false);
        }
    }

    public void ExitInteract()
    {

        // 结束交互行为，恢复原有的菜单
        //this.dogState = "idle";
        this.dogState = DogState.IDLE;
        // 恢复场景idle对应的Animator Controller
        Animator animator = gameObject.GetComponent<Animator>();
        RuntimeAnimatorController animatorController = Resources.Load<RuntimeAnimatorController>("Dog/AnimatorController/shibaInu/HomeDogAnimatorController");
        if (dogProperty.breed == "shibaInu") { animatorController = Resources.Load<RuntimeAnimatorController>("Dog/AnimatorController/shibaInu/HomeDogAnimatorController"); }
        animator.runtimeAnimatorController = animatorController;
        this.RandomMove();
    }
    
    // 狗播放问号的表情
    public void PlayQuestionMark()
    {
        var questionMark = gameObject.transform.Find("QuestionMark").gameObject;
        if (questionMark != null)
        {
            var particleQuestionMark = questionMark.GetComponent<ParticleSystem>();
            if (particleQuestionMark != null)
            {
                particleQuestionMark.Play();
            }
        }
    }
    #endregion

    #region 随机动作控制函数
    // 随机选择宠物动作
    public void IdleAnimation()
    {
        this.animationStartTime = DateTime.Now;
        this.animator.SetInteger("activeIndex", activeIndex);
        //Debug.Log("activeIndex:" + this.activeIndex);
        float randomIndex = UnityEngine.Random.Range(0, 1f);
        this.animator.SetFloat("randomIndex", randomIndex);
        //this.dogState = "idle";
        this.dogState = DogState.IDLE;
        //Debug.Log("randomIndex:" + randomIndex);
    }

    public void SetMoveSpeed(float speed)
    {
        this.moveSpeed = speed;
    }

    // 宠物随机移动
    public void RandomMove()
    {

        // 如果距离目标小于0.5米就把速度调整为零
        if (Vector3.Distance(moveToLocation, this.gameObject.transform.position) < 0.5f)
        {
            //Debug.Log(this.gameObject.name + "current move speed:" + moveSpeed);
            this.SetMoveSpeed(0);
            //Debug.Log(this.gameObject.name + "reduce move speed:" + moveSpeed);
        }

        if (isMoving == false)
        {
            animationStartTime = DateTime.Now;      // 设置动画开始时间
            float x = UnityEngine.Random.Range(-5f, 5f);
            float z = UnityEngine.Random.Range(0f, 5f);
            this.moveToLocation = new Vector3(x, 0, z);
            //Debug.Log("move to location:" + x + ", " + z);
            this.isMoving = true;
            this.animator.SetTrigger("move");
            this.animator.SetBool("isMoving", true);
            this.animator.SetFloat("moveSpeed", this.moveSpeed);
        }
        this.gameObject.transform.LookAt(moveToLocation);
        this.gameObject.transform.position = Vector3.MoveTowards(gameObject.transform.position, moveToLocation, dogProperty.runSpeed * (1 + moveSpeed) * 0.02f * moveSpeedAdj);  // 第一个0.02对应50帧fixupdate画面，后面一个数字对应速度调整，对应RM动画
        //this.gameObject.transform.position = Vector3.MoveTowards(gameObject.transform.position, moveToLocation, (100 + dogProperty.runSpeed) * (1 + moveSpeed) * 0.02f * 0.015f);  // 第一个0.02对应50帧fixupdate画面，后面一个数字对应速度调整，对应IF动画
        //Debug.Log("current position:" + gameObject.transform.position.x + "z:" + gameObject.transform.position.z);

        // 如果狗距离到达重点就停止跑步动画
        float distance = Vector3.Distance(gameObject.transform.position, moveToLocation);
        if (distance < 0.1)
        {
            this.animator.SetBool("isMoving", false);
            //this.moveSpeed = 0.4f;
            this.isMoving = false;
            IdleAnimation();
        }
    }

    public void Sleep()
    {
        this.animator.SetTrigger("sleep");
        this.animator.SetBool("isSleeping", true);
        this.isSleeping = true;
        //this.dogState = "sleep";
        this.dogState = DogState.SLEEP;
        var zzzParticle = gameObject.transform.Find("zzzParticle").gameObject;
        if (zzzParticle != null)
        {
            zzzParticle.SetActive(true);
        }
    }

    public void Listen()
    {
        //StopCoroutine(movingCoroutine);
        //this.animator.SetTrigger("listen");
        this.animator.SetBool("isListening", true);
        this.animator.SetBool("isMoving", false);
        this.animator.SetBool("isBarking", false);
        this.animator.SetBool("isSleeping", false);
        this.isSleeping = false;     // 主人呼叫可以唤醒狗
        this.gameObject.transform.LookAt(new Vector3(0, 0, -6));
        HomeController.playerCam.Priority = 10;
        HomeController.dogCam.Priority = 1;
        HomeController.lastCameraChange = DateTime.Now;
        //this.dogState = "listen";
        this.dogState = DogState.LISTEN;
    }

    // 用来出来音频返回结果
    //public void PostListenRequest(bool result)
    //{
    //    if (result)
    //    {
    //        // TODO 语音信息识别成功，狗狗语音适配得分最高的跑过来
    //        this.animator.SetBool("isListening", false);
    //    }
    //    else
    //    {
    //        this.animator.SetBool("isListening", false);
    //    }

    //    // TODO 根据返回结果设定focusdog
    //    // focusdog 开启互动模式
    //    HomeController.dogsInScene[GameData.focusDog].dogState = "interact";
    //    HomeController.dogsInScene[GameData.focusDog].SetupInteract();
    //}

    #endregion

    #region 喝水，吃食等道具消费函数
    // 开始整个使用道具的流程
    public void StartItemConsume(ItemGroup group)
    {

        GameObject bowl = GameObject.Find("Bowl_water");        // 先指定一个碗，编译通过

        this.itemConsumeProgress = true;        // 开启使用道具过程
        //this.dogState = "itemConsume";
        this.dogState = DogState.ITEM_CONSUME;

        if (group == ItemGroup.water)
        {
            bowl = GameObject.Find("Bowl_water");       // 开启整个喝水的进程
        }
        if (group == ItemGroup.food)
        {
            bowl = GameObject.Find("Bowl_food");        // 开启整个吃食物的进程
        }

        this.moveToLocation = bowl.transform.position;
        this.isMovingToBowl = true;
        this.animator.SetTrigger("move");       // 切换为走路动画
        this.animator.SetBool("isMoving", true);        // 保持为走路动画
        this.animator.SetFloat("moveSpeed", this.moveSpeed);

    }

    public void MovetoBowl()
    {

        // 如果距离目标小于0.5米就把速度调整为零
        if (Vector3.Distance(moveToLocation, this.gameObject.transform.position) < 0.5f)
        {
            Debug.Log(this.gameObject.name + "current move speed:" + moveSpeed);
            this.SetMoveSpeed(0);
            Debug.Log(this.gameObject.name + "reduce move speed:" + moveSpeed);
        }

        var vamUI = GameObject.Find("VoiceAndMenu");
        if (vamUI != null)
        {
            vamUI.SetActive(false);
        }
        this.gameObject.transform.LookAt(moveToLocation);
        this.gameObject.transform.position = Vector3.MoveTowards(gameObject.transform.position, moveToLocation, dogProperty.runSpeed * (1 + moveSpeed) * 0.02f * moveSpeedAdj);  // 第一个0.02对应50帧fixupdate画面，后面一个数字对应速度调整，对应RM动画
        //this.gameObject.transform.position = Vector3.MoveTowards(gameObject.transform.position, moveToLocation, (100+dogProperty.runSpeed) * (1 + moveSpeed) * 0.02f * 0.015f);  // 第一个0.02对应50帧fixupdate画面，后面一个数字对应速度调整，对应IF动画
        //Debug.Log("current position:" + gameObject.transform.position.x + "z:" + gameObject.transform.position.z);

        // 如果狗距离到达重点就停止跑步动画
        float distance = Vector3.Distance(gameObject.transform.position, moveToLocation);
        if (distance < 0.1)
        {
            this.animator.SetBool("isMoving", false);
        }
    }

    public IEnumerator DrinkAnimation()

    {
        this.animator.SetBool("isMoving", false);       // 关闭移动动画
        TimeSpan ts = new TimeSpan();
        var targetBowl = GameObject.Find("Bowl_water");


        // 摄像头看向水盆位置
        HomeController.dogCam.m_LookAt = targetBowl.transform;
        HomeController.dogCam.Priority = 10;
        HomeController.playerCam.Priority = 1;

        while (ts.TotalSeconds < 10)
        {
            yield return new WaitForSeconds(0.25f);
            ts = DateTime.Now - this.drinkStartTime;
            //Debug.Log("结束饮水过程:" + ts.TotalSeconds);

            // 狗一致看向谁碰，确保就算被撞击后依然看向水盆
            this.gameObject.transform.LookAt(targetBowl.transform.position);
        }
        // 播放10秒后结束饮水过程
        this.animator.SetBool("isDrinking", false);

        // 摄像头恢复玩家视角
        HomeController.dogCam.Priority = 1;
        HomeController.playerCam.Priority = 10;

        // 让水物消失
        var water = GameObject.Find("Water");
        water.transform.localPosition = new Vector3(-1, -10, -1);

        //var water = GameObject.Find("Water");
        //water.SetActive(false);

        // 再等待几秒后让水盆消失
        while (ts.TotalSeconds < 18)
        {
            yield return new WaitForSeconds(0.25f);
            ts = DateTime.Now - this.drinkStartTime;
            //Debug.Log("让水盆消失:" + ts.TotalSeconds);
        }

        targetBowl.transform.position = new Vector3(-1, -10, -1);       // 将喝水碗回归原位
        water.transform.localPosition = Vector3.zero;       // 将食物回归原位
        this.itemConsumeProgress = false;      // 关闭整个道具使用的进程
        //this.dogState = "idle";
        this.dogState = DogState.IDLE;
        QuitItemConsume();
    }

    public IEnumerator EatAnimation()
    {
        this.animator.SetBool("isMoving", false);       // 关闭移动动画
        TimeSpan ts = new TimeSpan();
        var targetBowl = GameObject.Find("Bowl_food");


        // 摄像头看向盆位置
        HomeController.dogCam.m_LookAt = targetBowl.transform;
        HomeController.dogCam.Priority = 10;
        HomeController.playerCam.Priority = 1;

        while (ts.TotalSeconds < 10)
        {
            yield return new WaitForSeconds(0.25f);
            ts = DateTime.Now - this.eatStartTime;

            // 狗一致看向谁碰，确保就算被撞击后依然看向水盆
            this.gameObject.transform.LookAt(targetBowl.transform.position);
        }
        // 播放10秒后结束吃狗粮过程
        this.animator.SetBool("isEating", false);
        //Debug.Log(this.dogProperty.dog_name + "狗吃完了");
        // 摄像头恢复玩家视角
        HomeController.dogCam.Priority = 1;
        HomeController.playerCam.Priority = 10;

        // 让食物消失
        var food = GameObject.Find("Food");
        food.transform.localPosition = new Vector3(-1, -10, -1);
        //var water = GameObject.Find("Water");
        //water.SetActive(false);

        // 再等待几秒后让饭盆消失
        while (ts.TotalSeconds < 18)
        {
            yield return new WaitForSeconds(0.25f);
            ts = DateTime.Now - this.eatStartTime;
            //Debug.Log("让水盆消失:" + ts.TotalSeconds);
        }
        //Debug.Log(this.dogProperty.dog_name + "把碗放回去了");
        targetBowl.transform.position = new Vector3(-1, -10, -1);       // 将饭盆回归原位
        food.transform.localPosition = Vector3.zero;       // 将食物回归原位
        this.itemConsumeProgress = false;      // 关闭整个道具使用的进程
        //this.dogState = "idle";
        this.dogState = DogState.IDLE;
        QuitItemConsume();

    }

    public void QuitItemConsume()
    {
        var uiPlaceholder = GameObject.Find("UI Placeholder");
        var vamUI = uiPlaceholder.transform.Find("VoiceAndMenu").gameObject;
        vamUI.SetActive(true);
        this.moveSpeed = UnityEngine.Random.Range(0.3f, 0.6f);
        RandomMove();
    }

    #endregion

}

// Change the accessibility of the DogState enum to public to match the accessibility of the field "dog_state".
public enum DogState
{
    ITEM_CONSUME,
    IDLE,
    TRAINING,
    INTERACT,
    SLEEP,
    LISTEN
}