using Newtonsoft.Json;
using System;
using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.InputSystem;
using UnityEngine.InputSystem.Controls;
using UnityEngine.SceneManagement;
using static UnityEngine.ParticleSystem;

/*  Bathroom 动作的主要控制模块
 *  泡泡阈值达到180个粒子后，认为泡泡阶段结束
 *  冲洗10秒后，认为冲洗阶段结束
 */

public class BathroomController : MonoBehaviour
{
    public Texture2D nozzleTexture, spongeTexture;      // 对应鼠标图像喷头和海绵
    // private CursorMode cursorMode = CursorMode.Auto; // 鼠标模式
    // private Vector2 cursorHotSpot = new Vector2(-1f, -1f); // 鼠标图标的点击点位置
    private Vector2 previousPointerPosition = Vector2.zero;     // 前一帧鼠标位置
    private Texture2D activatedCursorTexture = null;
    private float bubbleTotalTime;       // 上肥皂的合计时间
    private float flushTotalTime;        // 冲洗的合计时间

    private TouchMethod touchMethod;        // 定义触控方式
    private string gamePhase;       // 目前游戏进度 bubble上肥皂，flush冲洗

    // Start is called once before the first execution of Update after the MonoBehaviour is created
    void Start()
    {
        Invoke("StartBubbleMsg", 2f);
    }

    // Update is called once per frame
    void FixedUpdate()
    {
        // 检测泡泡数量是否达到180，达到180后结束泡泡过程
        var bubbleParticleSystem = GameObject.Find("Bubble Particle").GetComponent<ParticleSystem>();
        if (bubbleParticleSystem.particleCount > 180)
        {
            EndBubblePhase();
        }

        // 检查冲洗时间是否达到规定时间
        if (flushTotalTime > 8f)
        {
            EndFlushPhase();
        }

        if (gamePhase == "bubble") 
        {
            PointerOnDog(spongeTexture);
        }else if (gamePhase == "flush")
        {
            PointerOnDog(nozzleTexture);
        }

    }

    void StartBubbleMsg()
    {
        Time.timeScale = 0f;
        string msg = GameTool.GetValueAtPath(EnviromentSetting.languageData, new string[] { "game_message", "start_bubble", EnviromentSetting.languageCode });
        MessageBoxController.ShowMessage(msg, StartBubblePhase);
    }

    // 检测是否点击在狗上
    void PointerOnDog(Texture2D cursorTexture)
    {
        DetectTouchMethod();
        var dog = GameObject.Find("dog");

        // 检查当前指针是否有效
        if (Pointer.current == null) return;

        // 获取当前指针的悬浮位置
        Vector2 pointerPosition = Pointer.current.position.ReadValue();

        Ray ray = Camera.main.ScreenPointToRay(pointerPosition);
        if (Physics.Raycast(ray, out RaycastHit hit))
        {
            //Debug.Log($"Clicked on: {hit.collider.gameObject.name}");
            // 射线检测起始点击是否在狗上
            if (hit.collider.gameObject.name == "dog")
            {
                if (previousPointerPosition != pointerPosition)
                {
                    activatedCursorTexture = cursorTexture;
                    //Cursor.SetCursor(cursorTexture, cursorHotSpot, cursorMode);
                    ActivateParticle(cursorTexture, hit);
                    if (touchMethod == TouchMethod.touch)
                    {
                        Cursor.visible = false;
                    }
                }
                previousPointerPosition = pointerPosition;
            }
            else
            {
                activatedCursorTexture = null ;
                //Cursor.SetCursor(null, cursorHotSpot, cursorMode);
                Cursor.visible = true;
            }
        }
    }

    // 检测控制方式是鼠标还是触控
    void DetectTouchMethod()
    {
        // 检测鼠标输入
        if (Mouse.current != null && Mouse.current.leftButton.wasPressedThisFrame)
        {
            touchMethod = TouchMethod.mouse;
        }

        // 检测触控输入
        if (Touchscreen.current != null && Touchscreen.current.touches.Count > 0)
        {
            touchMethod = TouchMethod.touch;
        }
    }

    // 当nozzle鼠标材质被调用时，把bubble particle system位置和鼠标位置绑定
    void ActivateParticle(Texture2D selectedCursorTexture, RaycastHit hit)
    {
        if (selectedCursorTexture == spongeTexture)
        {
            var bubbleParticle = GameObject.Find("Bubble Particle");
            var targetPosition = hit.point;
            targetPosition.x = -3.55f;
            bubbleParticle.transform.position = targetPosition;
            bubbleTotalTime += Time.deltaTime;
            //Debug.Log("bubbleTotalTime:" + bubbleTotalTime.ToString());
        }else if (selectedCursorTexture == nozzleTexture)
        {
            var bubbleParticle = GameObject.Find("Flush Particle");
            var targetPosition = hit.point;
            targetPosition.x = -3.55f;
            bubbleParticle.transform.position = targetPosition;
            flushTotalTime += Time.deltaTime;
            //Debug.Log("Flush TotalTime:" + flushTotalTime.ToString());
        }

    }

    // 开始上肥皂过程
    void StartBubblePhase()
    {
        Time.timeScale = 1.0f;
        gamePhase = "bubble";
        var bubbleSfx = GameObject.Find("Bubble Particle").GetComponent<AudioSource>();
        bubbleSfx.Play();
    }
    // 监控bubble时间，如果达到10秒，提示结束
    void EndBubblePhase()
    {
        if (gamePhase == "bubble") {
            // 如果已经结束泡泡阶段就不能更换洗澡的狗了
            var dogSelector = GameObject.Find("Dog Selector");
            dogSelector.SetActive(false);

            gamePhase = null;
            //Cursor.SetCursor(null, cursorHotSpot, cursorMode);
            Time.timeScale = 0f;
            string msg = GameTool.GetValueAtPath(EnviromentSetting.languageData, new string[] { "game_message", "start_flush", EnviromentSetting.languageCode });
            MessageBoxController.ShowMessage(msg, StartFlushPhase);
            var bubbleSfx = GameObject.Find("Bubble Particle").GetComponent<AudioSource>();
            bubbleSfx.Stop();

            // 隐藏泡泡粒子
            var bubbleParticle = GameObject.Find("Bubble Particle");
            bubbleParticle.transform.position = new Vector3(10, 10, 10);
        }
    }

    // 检测bubble如果达到条件后，开始冲洗
    void StartFlushPhase()
    {
        Time.timeScale = 1.0f;
        gamePhase = "flush";
        var soundSfx = GameObject.Find("Flush Particle").GetComponent<AudioSource>();
        soundSfx.Play();

        // 喷水后缩短泡沫粒子生命
        var bubbleParticle = GameObject.Find("Bubble Particle").GetComponent<ParticleSystem>();
        int bubbleParticleCount = bubbleParticle.particleCount; // 获取当前粒子数量
        var particles = new ParticleSystem.Particle[bubbleParticleCount]; // 初始化粒子数组
        // 获取所有粒子的数据
        bubbleParticle.GetParticles(particles);
        // 修改每个粒子的生命周期
        for (int i = 0; i < bubbleParticleCount; i++)
        {
            particles[i].remainingLifetime = UnityEngine.Random.Range(0.6f,3f); // 设置新的生命周期
        }
        // 将修改后的粒子数据应用回粒子系统
        bubbleParticle.SetParticles(particles);

    }

    // 检测flush达到标准后，结束过程
    void EndFlushPhase()
    {
        if (gamePhase == "flush")
        {
            gamePhase = "end";
            //Cursor.SetCursor(null, cursorHotSpot, cursorMode);
            Time.timeScale = 0f;
            var soundSfx = GameObject.Find("Flush Particle").GetComponent<AudioSource>();
            soundSfx.Stop();

            var flushParticle = GameObject.Find("Flush Particle");
            flushParticle.SetActive(false);

            // TODO 上传道具使用和狗的名单
            BathFinishReq();
        }
    }

    // 提交洗澡道具使用和受影响狗的列表
    void BathFinishReq()
    {
        Debug.Log("BathFinishReq request");
        
        List<string> dogs = new List<string>();
        dogs.Add(UserProperty.dogs[GameData.focusDog].d_id);
        string dogsJson = JsonConvert.SerializeObject(dogs);
        string url = "/api/item/use/";
        WWWForm form = new();
        form.AddField("user_id", UserProperty.userId);
        form.AddField("item_id", GameData.bathItemId);
        form.AddField("dog_list", dogsJson);
        StartCoroutine(WebController.PostRequest(url, form, callback: BathFinishReqCallback));
    }

    void BathFinishReqCallback(string json)
    {
        var data = JsonConvert.DeserializeObject<Dictionary<string, object>>(json);
        if (data != null && data["status"].ToString() == "success")
        {
            // TODO 清除然后重新写入用户道具数据

            // 清除然后重新写入狗的数据
            // DogProperty[] dogProperties = JsonConvert.DeserializeObject<DogProperty[]>(data["dogs"].ToString());
            // UserProperty.dogs.Clear();
            // foreach (var dog in dogProperties)
            // {
            //     UserProperty.dogs.Add(dog);
            // }
            string dogs = data["dogs"].ToString();
            UserProperty.FreshDogInfo(dogs);
            string props = data["props"].ToString();
            UserProperty.FreshUserItems(props);

            string msg = GameTool.GetValueAtPath(EnviromentSetting.languageData, new string[] { "game_message", "dog_is_clean", EnviromentSetting.languageCode });
            // MessageBoxController.ShowMessage(msg, ()=> SceneManager.LoadScene("Home"));
            Time.timeScale = 1.0f; // 恢复时间缩放
            MessageBoxController.ShowMessage(msg, () => MaskTransitions.TransitionManager.Instance.LoadLevel("Home"));
        }
        else
        {
            Debug.Log(data["message"]);
        }
    }
}

enum TouchMethod
    {
        mouse,
        touch
    }