using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.EventSystems;
using UnityEngine.UI;
using Newtonsoft.Json;

public class IconDataHolder : MonoBehaviour
{
    public IconData Data;
}

public class PnlIcon : ActionBase
{
    private Dictionary<PageType, List<GameObject>> iconLists = new Dictionary<PageType, List<GameObject>>
    {
        { PageType.Icon01, new List<GameObject>() },
        { PageType.Icon02, new List<GameObject>() },
        { PageType.Icon03, new List<GameObject>() },
        { PageType.Icon04, new List<GameObject>() },
        // { PageType.Icon05, new List<GameObject>() }
    };
    private Dictionary<PageType, List<IconData>> appCacheLists;
    private void InitializeAppCacheLists()
    {
        appCacheLists = new Dictionary<PageType, List<IconData>>
    {
        { PageType.Icon01, AppCache.iconPointList01 },
        { PageType.Icon02, AppCache.iconPointList02 },
        { PageType.Icon03, AppCache.iconPointList03 },
        { PageType.Icon04, AppCache.iconPointList04 },
    };
    }

    private Dictionary<PageType, string> textPrefixes = new Dictionary<PageType, string>
    {
        { PageType.Icon01, "gnss监测" },
        { PageType.Icon02, "水位" },
        { PageType.Icon03, "雨量监测" },
        { PageType.Icon04, "渗压计监测" },
    };

    private Dictionary<PageType, string> prefabPaths = new Dictionary<PageType, string>
    {
        { PageType.Icon01, "Icon2D/iconPrefab" },
        { PageType.Icon02, "Icon2D/iconPrefab" },
        { PageType.Icon03, "Icon2D/iconPrefab" },
        { PageType.Icon04, "Icon2D/iconPrefab" },
    };

    private static readonly Dictionary<PageType, string> IconMapping = new Dictionary<PageType, string>
{
    { PageType.Icon01, "MT014" },
    { PageType.Icon02, "MT011" },
    { PageType.Icon03, "MT002" },
    { PageType.Icon04, "MT032" }
};
    private GameObject Player;
    private CameraRover cameraRover;
    void Awake()
    {
        Player = GameObject.Find("Player");
        if (Player != null)
        {
            // 获取 Player 上挂载的 CameraRover 脚本实例
            cameraRover = Player.GetComponent<CameraRover>();
        }
    }

    void Update()
    {
    }

    public override void Init()
    {
        gameObject.SetActive(true);
    }
    public override void RegisterAction()
    {
        GameEvent.OpenPage += Open;
        GameEvent.ClosePage += Close;
    }

    public override void RemoveAction()
    {
        GameEvent.OpenPage -= Open;
        GameEvent.ClosePage -= Close;
    }

    void Open(PageType type)
    {
        // Debug.Log(type);
        OpenIcon(type);
    }

    void Close(PageType type)
    {
        CloseIcon(type);
    }
    // void OpenIcon(PageType type)
    // {    // 确保 AppCache 列表已初始化
    //     if (!IsAppCacheInitialized())
    //     {
    //         // Debug.LogError("AppCache 列表未初始化!");
    //         return;
    //     }

    //     // 确保 appCacheLists 已初始化
    //     if (appCacheLists == null)
    //     {
    //         InitializeAppCacheLists();
    //     }

    //     if (!appCacheLists.ContainsKey(type) || appCacheLists[type] == null)
    //     {
    //         // Debug.LogError($"类型 {type} 的列表为空或不存在!");
    //         return;
    //     }

    //     List<IconData> iconDataList = appCacheLists[type];

    //     string prefabPath = prefabPaths[type];
    //     string textPrefix = textPrefixes[type];
    //     // Debug.Log(IconMapping[type]);

    //     for (int i = 0; i < iconDataList.Count; i++)
    //     {
    //         IconData iconData = iconDataList[i];
    //         // 确保数据有效
    //         if (iconData == null || iconData.iconTransform == null)
    //             continue;

    //         // 预制体对象
    //         GameObject prefab = Resources.Load<GameObject>(prefabPath);
    //         GameObject icon = PoolManager.Instance.Spawn(prefab);

    //         // 使用 iconTransform 的 name 和 position
    //         icon.name = iconData.iconName;
    //         icon.transform.SetParent(transform);
    //         icon.transform.localScale = Vector3.one * 0.8f;
    //         icon.GetComponent<IconFollow2D>().targetPos = iconData.iconTransform.position;

    //         Transform txtMsgTransform = FindChildRecursive(icon.transform, "txtMsg");
    //         Text textComponent = txtMsgTransform.GetComponent<Text>();
    //         textComponent.text = icon.name;

    //         Transform iconBgTransform = FindChildRecursive(icon.transform, "iconBg");
    //         Image iconBgImage = iconBgTransform.GetComponent<Image>();
    //         Sprite sprite = Resources.Load<Sprite>($"icons/{IconMapping[type]}");
    //         iconBgImage.sprite = sprite;


    //         iconLists[type].Add(icon);
    //         EventListener.AddPointerClickListener(icon, (clickEventData) => OnIconClick(iconData)); ;
    //     }
    // }

    void OpenIcon(PageType type)
    {
        if (!IsAppCacheInitialized())
        {
            // Debug.LogError("AppCache 列表未初始化!");
            return;
        }

        // 确保 appCacheLists 已初始化
        if (appCacheLists == null)
        {
            InitializeAppCacheLists();
        }

        if (!appCacheLists.ContainsKey(type) || appCacheLists[type] == null)
        {
            // Debug.LogError($"类型 {type} 的列表为空或不存在!");
            return;
        }

        List<IconData> iconDataList = appCacheLists[type];
        string prefabPath = prefabPaths[type];

        // 1. 提前加载预制体和精灵资源，避免重复加载
        GameObject prefab = Resources.Load<GameObject>(prefabPath);
        Sprite iconSprite = Resources.Load<Sprite>($"icons/{IconMapping[type]}");

        // 检查资源是否成功加载
        if (prefab == null || iconSprite == null)
        {
            Debug.LogError($"资源加载失败: Prefab={prefabPath}, Sprite=icons/{IconMapping[type]}");
            return;
        }
        
        // 2. 初始化列表(如果需要)
        if (iconLists[type] == null)
            iconLists[type] = new List<GameObject>();

        // 3. 使用协程分帧创建对象，减少单帧压力
        StartCoroutine(CreateIconsOverTime(type, iconDataList, prefab, iconSprite));
    }

    IEnumerator CreateIconsOverTime(PageType type, List<IconData> iconDataList, GameObject prefab, Sprite iconSprite)
    {
        int batchSize = 5; // 每帧创建的对象数量
        int framesBetweenBatches = 1; // 创建批次之间的帧数

        for (int i = 0; i < iconDataList.Count; i++)
        {
            IconData iconData = iconDataList[i];
            if (iconData == null || iconData.iconTransform == null)
                continue;

            // 从对象池生成图标
            GameObject icon = PoolManager.Instance.Spawn(prefab);
            SetupIcon(icon, iconData, iconSprite);
            iconLists[type].Add(icon);

            // 控制创建速率
            if ((i + 1) % batchSize == 0)
            {
                // 每创建batchSize个对象后等待几帧
                for (int f = 0; f < framesBetweenBatches; f++)
                    yield return null;
            }
        }

        // 4. 加载完成后强制垃圾回收
        yield return new WaitForSeconds(0.5f);
        Resources.UnloadUnusedAssets();
        System.GC.Collect();
    }

    void SetupIcon(GameObject icon, IconData iconData, Sprite iconSprite)
    {
        // 设置图标基本属性
        icon.name = iconData.iconName;
        icon.transform.SetParent(transform);
        icon.transform.localScale = Vector3.one * 0.8f;
        icon.GetComponent<IconFollow2D>().targetPos = iconData.iconTransform.position;

        // 获取并设置文本组件
        Transform txtMsgTransform = FindChildRecursive(icon.transform, "txtMsg");
        Text textComponent = txtMsgTransform.GetComponent<Text>();
        textComponent.text = icon.name;

        // 设置图标背景
        Transform iconBgTransform = FindChildRecursive(icon.transform, "iconBg");
        Image iconBgImage = iconBgTransform.GetComponent<Image>();
        iconBgImage.sprite = iconSprite;

        // 添加点击事件
        EventListener.AddPointerClickListener(icon, (clickEventData) => OnIconClick(iconData));
    }

    private bool IsAppCacheInitialized()
    {
        return AppCache.iconPointList01 != null &&
               AppCache.iconPointList02 != null &&
               AppCache.iconPointList03 != null &&
               AppCache.iconPointList04 != null;
    }

    void CloseIcon(PageType type)
    {
        if (!iconLists.ContainsKey(type))
        {
            return;
        }
        for (int i = 0; i < iconLists[type].Count; i++)
        {
            PoolManager.Instance.Unspawn(iconLists[type][i]);
        }
        iconLists[type].Clear();
    }

    private Transform FindChildRecursive(Transform parent, string name)
    {
        foreach (Transform child in parent)
        {
            if (child.name == name)
                return child;

            // 递归查找子对象的子对象
            Transform found = FindChildRecursive(child, name);
            if (found != null)
                return found;
        }
        return null;
    }

    void OnIconClick(IconData iconData)
    {

        if (iconData != null && cameraRover != null)
        {
            cameraRover.StartCoroutine(cameraRover.CallOpenItem(iconData.cameraTransform));
            cameraRover.SetTargetPosition(iconData.iconTransform.position);
            // Debug.Log($"点击的图标信息:");
            // Debug.Log($"device_sn: {iconData.device_sn}");
            // Debug.Log($"iconName: {iconData.iconName}");
            // Debug.Log($"identifier: {iconData.identifier}");
            // Debug.Log($"iconTransform: {iconData.iconTransform}");
            // Debug.Log($"cameraName: {iconData.cameraName}");
            // Debug.Log($"cameraTransform: {iconData.cameraTransform.position}");
            // Debug.Log(iconData.iconTransform.position);

            StartCoroutine(WaitForFlightCompletion(iconData));
            cameraRover.StartCoroutine(cameraRover.CallOpenItem(iconData.cameraTransform));
        }
        else
        {
            Debug.LogWarning("点击的图标没有关联的 IconData！");
        }
    }

    private IEnumerator WaitForFlightCompletion(IconData iconData)
    {

        // 等待飞行结束
        while (!cameraRover.isFlightCompleted)
        {
            yield return null;
        }

        // 飞行结束，执行网络请求和数据发送操作
        string BASE_URL = "/api.php/Device/deviceDetail?device_sn=" + iconData.device_sn + "&identifier=" + iconData.identifier;
        string url = WebService.IsRunningInWebGL() ? BASE_URL : AppCache.url + BASE_URL;
        WebService.Instance.Get<JsonDetails>(url, delegate (JsonDetails details)
        {
            var dataToSend = new DataToSend
            {
                dataItem = details.result,
                iconName = iconData.iconName
            };
            string jsonData = JsonConvert.SerializeObject(dataToSend);
            // Debug.Log("序列化后的JSON: " + jsonData);
            Application.ExternalCall("sendDataToVue", jsonData);
            cameraRover.SetFlightCompleted(false);
        });
    }


}