using TMPro;
using System;
using PhxhSDK;
using Gameplay;
using UnityEngine;
using UnityEngine.UI;
using System.Globalization;
using Cysharp.Threading.Tasks;
using System.Collections.Generic;

/// <summary>
/// 公告UI
/// </summary>
public class UI_NoticeController : UIWindow
{
    /// <summary>
    /// 打开公告界面
    /// </summary>
    public static async UniTask<UIWindow> Open(int id = -1, E_NoticeType type = E_NoticeType.Activity)
    {
        CommonUtils.CaptureScreenshot();

        InputData inputData = new()
        {
            OpenType = type,
            Idx = id,
        };

        return await UIManager.Instance.CreateAndOpenWindow(UINameConst.UI_Notice, inputData);
    }

    private struct InputData
    {
        public E_NoticeType OpenType;
        public int Idx;
    }

    #region 类

    /// <summary>
    /// 公告类型
    /// </summary>
    private class NoticeTypeTab : UIGameObjectWrapper
    {
        #region UI

        /// <summary>
        /// 选中按钮
        /// </summary>
        private Button buttonChoose;

        /// <summary>
        /// 未选中按钮
        /// </summary>
        private Button buttonNormal;

        /// <summary>
        /// 公告类型
        /// </summary>
        private readonly E_NoticeType noticeType;

        /// <summary>
        /// 公告索引
        /// </summary>
        private readonly int index;

        /// <summary>
        /// 点击回调
        /// </summary>
        private readonly Action<E_NoticeType> clickAction;

        /// <summary>
        /// 选中红点
        /// </summary>
        private RedPointUIController redPointChoose;

        /// <summary>
        /// 未选中红点
        /// </summary>
        private RedPointUIController redPointNormal;

        #endregion

        /// <summary>
        /// 是否选中
        /// </summary>
        public bool IsSelect
        {
            set
            {
                buttonChoose.gameObject.IsScaleShow(value);
                buttonNormal.gameObject.IsScaleShow(!value);
            }
        }

        public NoticeTypeTab(GameObject root, E_NoticeType noticeType, Action<E_NoticeType> click) : base(root, true)
        {
            this.noticeType = noticeType;
            clickAction = click;

            buttonChoose = GetComponent<Button>("ButtonChoose");
            buttonNormal = GetComponent<Button>("ButtonNormal");
            redPointChoose = GetComponent<RedPointUIController>("ButtonChoose/UI_RedPoint");
            redPointNormal = GetComponent<RedPointUIController>("ButtonNormal/UI_RedPoint");

            if (NoticeManager.Instance.RedPointNodeNoticeTypes.TryGetValue(noticeType, out var redPointNodeNotice) &&
                redPointNodeNotice != null)
            {
                redPointChoose.NodeID = redPointNodeNotice.ID;
                redPointNormal.NodeID = redPointNodeNotice.ID;
            }

            IsSelect = false;

            CommonUtils.BindButton(buttonChoose, OnClick);
            CommonUtils.BindButton(buttonNormal, OnClick);
        }

        private void OnClick()
        {
            clickAction?.Invoke(noticeType);
        }
    }

    /// <summary>
    /// 公告页签
    /// </summary>
    private class NoticeTab : UIGameObjectWrapper
    {
        #region UI

        /// <summary>
        /// 选中状态按钮
        /// </summary>
        private Button buttonChoose;

        /// <summary>
        /// 非选中状态按钮
        /// </summary>
        private Button buttonNormal;

        /// <summary>
        /// 选中状态标题
        /// </summary>
        private TMP_Text textSelectTitle;

        /// <summary>
        /// 选中状态日
        /// </summary>
        private TMP_Text textSelectDay;

        /// <summary>
        /// 选中状态月
        /// </summary>
        private TMP_Text textSelectWeek;

        /// <summary>
        /// 选中状态星期
        /// </summary>
        private TMP_Text textSelectMonth;

        /// <summary>
        /// 未选中状态标题
        /// </summary>
        private TMP_Text textTitle;

        /// <summary>
        /// 未选中状态日
        /// </summary>
        private TMP_Text textDay;

        /// <summary>
        /// 未选中状态月
        /// </summary>
        private TMP_Text textWeek;

        /// <summary>
        /// 未选中状态星期
        /// </summary>
        private TMP_Text textMonth;

        /// <summary>
        /// 选中红点
        /// </summary>
        private RedPointUIController redPointChoose;

        /// <summary>
        /// 未选中红点
        /// </summary>
        private RedPointUIController redPointNormal;

        #endregion

        public int ID;

        /// <summary>
        /// 选中回调
        /// </summary>
        private readonly Action<NoticeTab> selectAction;

        /// <summary>
        /// 公告数据
        /// </summary>
        private NoticeDataForDisplay noticeInfo;

        /// <summary>
        /// 是否选中
        /// </summary>
        public bool IsSelect
        {
            set
            {
                buttonChoose.gameObject.IsScaleShow(value);
                buttonNormal.gameObject.IsScaleShow(!value);
            }
        }

        public NoticeDataForDisplay NoticeInfo => noticeInfo;

        public NoticeTab(GameObject root, Action<NoticeTab> select) : base(root)
        {
            selectAction = select;

            buttonChoose = GetComponent<Button>("ButtonChoose");
            buttonNormal = GetComponent<Button>("ButtonNormal");
            textSelectTitle = GetComponent<TMP_Text>("ButtonChoose/TextTitle");
            textSelectDay = GetComponent<TMP_Text>("ButtonChoose/TextDay");
            textSelectWeek = GetComponent<TMP_Text>("ButtonChoose/TextWeek");
            textSelectMonth = GetComponent<TMP_Text>("ButtonChoose/TextMonth");
            textTitle = GetComponent<TMP_Text>("ButtonNormal/TextTitle");
            textDay = GetComponent<TMP_Text>("ButtonNormal/TextDay");
            textWeek = GetComponent<TMP_Text>("ButtonNormal/TextWeek");
            textMonth = GetComponent<TMP_Text>("ButtonNormal/TextMonth");

            redPointChoose = GetComponent<RedPointUIController>("ButtonChoose/UI_RedPoint");
            redPointNormal = GetComponent<RedPointUIController>("ButtonNormal/UI_RedPoint");

            IsSelect = false;

            CommonUtils.BindButton(buttonChoose, OnClick);
            CommonUtils.BindButton(buttonNormal, OnClick);
        }

        public void SetInfo(NoticeDataForDisplay notice)
        {
            if (notice == null)
            {
                IsScaleShow = false;
                return;
            }

            noticeInfo = notice;
            ID = notice.ID;
            textSelectTitle.text = notice.Title;
            textTitle.text = notice.Title;
            ConvertTime();

            if (notice.RedPointNodeNotice != null)
            {
                redPointChoose.NodeID = notice.RedPointNodeNotice.ID;
                redPointNormal.NodeID = notice.RedPointNodeNotice.ID;
            }

            IsScaleShow = true;
        }

        private void OnClick()
        {
            selectAction?.Invoke(this);
        }

        private void ConvertTime()
        {
            try
            {
                // 解析时间字符串为 DateTime 对象
                if (DateTime.TryParseExact(noticeInfo.UpdateTime, "yyyy-MM-dd HH:mm:ss", CultureInfo.InvariantCulture,
                        DateTimeStyles.None, out var dateTime))
                {
                    var day = dateTime.Day.ToString(); // 日期（1-31）
                    var month = dateTime.Month.ToString();
                    var weekDayAbbreviation = dateTime.ToString("ddd", CultureInfo.InvariantCulture);

                    textSelectDay.text = day;
                    textDay.text = day;
                    textMonth.text = month + "/";
                    textSelectMonth.text = month + "/";
                    textWeek.text = weekDayAbbreviation;
                    textSelectWeek.text = weekDayAbbreviation;

                    /*// 输出结果
                    DebugUtil.LogError($"Day: {day}");
                    DebugUtil.LogError($"Month: {month}");
                    DebugUtil.LogError($"Weekday Abbreviation: {weekDayAbbreviation}");*/
                }
                else
                {
                    DebugUtil.LogError("公告时间转换错误:{0}", noticeInfo.UpdateTime);
                }
            }
            catch (Exception e)
            {
                DebugUtil.LogError("公告时间转换异常:{0}, Error:{1}", noticeInfo.UpdateTime, e);
            }
        }
    }

    /// <summary>
    /// 公告内容
    /// </summary>
    private class NoticeContent : UIGameObjectWrapper
    {
        /// <summary>
        /// 活动名
        /// </summary>
        private TMP_Text textActivityName;

        /// <summary>
        /// 横幅
        /// </summary>
        private Image imageBanner;

        /// <summary>
        /// 内置浏览器
        /// </summary>
        private UniWebView webView;

        /// <summary>
        /// 当前公告ID
        /// </summary>
        private int noticeID;

        public NoticeContent(GameObject root) : base(root)
        {
            textActivityName = GetComponent<TMP_Text>("ImageTitle/TextActivityName");
            imageBanner = GetComponent<Image>("ImageBanner");
            webView = GetComponent<UniWebView>("TextContent");
        }

        public void SetInfo(NoticeDataForDisplay noticeInfo)
        {
            if (noticeInfo == null)
            {
                IsScaleShow = false;
                return;
            }

            noticeID = noticeInfo.ID;

            if (webView != null)
            {
                webView.LoadHTMLString(noticeInfo.Content, null, false);
                webView.SetZoomEnabled(false); // 禁止缩放
                webView.EmbeddedToolbar.Hide();
                webView.Show();
                webView.OnMessageReceived += HandleMessageReceived;
            }

            textActivityName.text = noticeInfo.Title;
            IsScaleShow = true;

            /*
            if (noticeInfo.Bannersprite != null)
            {
                imageBanner.sprite = noticeInfo.ContentSprite;
            }*/
        }

        protected override void Dispose(bool isDisposing)
        {
            if (webView != null)
                webView.OnMessageReceived -= HandleMessageReceived;

            base.Dispose(isDisposing);
        }

        private void HandleMessageReceived(UniWebView web, UniWebViewMessage message)
        {
            DebugUtil.Log("Message received: " + message.RawMessage);
            if (!message.Path.Equals("open")) return;
            var openUrl = message.Args["url"];
            DebugUtil.Log($"公告跳转链接是: {openUrl}");
            if (!string.IsNullOrEmpty(openUrl))
            {
                Application.OpenURL(openUrl);
                NoticeManager.Instance.CloseRedNode(noticeID);
            }
        }
    }

    #endregion

    #region UI

    /// <summary>
    /// 关闭按钮
    /// </summary>
    private Button buttonClose;

    /// <summary>
    /// 页签循环列表
    /// </summary>
    private RecycleView tabRecycleView;

    /// <summary>
    /// 高斯模糊遮罩
    /// </summary>
    private RawImage rawImageGaussianBlurMask;

    #endregion


    /// <summary>
    /// 公告类型页签字典
    /// </summary>
    private readonly Dictionary<E_NoticeType, NoticeTypeTab> dicNoticeTypeTab = new();

    /// <summary>
    /// 页签字典
    /// </summary>
    private readonly Dictionary<int, NoticeTab> dicNoticeTap = new();

    /// <summary>
    /// 页签内容
    /// </summary>
    private NoticeContent noticeContent;

    /// <summary>
    /// 当前选中的公告类型
    /// </summary>
    private E_NoticeType curSelectNoticeType = E_NoticeType.None;

    /// <summary>
    /// 当前选择的页签
    /// </summary>
    private NoticeTab curSelectTab;

    private ScrollRect contentScrollRect;

    private InputData inputData;


    public override void OnInit()
    {
        buttonClose = GetComponent<Button>("Image_NoticeBG/Button_Close");
        tabRecycleView = GetComponent<RecycleView>("Image_NoticeBG/Tabs");
        rawImageGaussianBlurMask = GetComponent<RawImage>("GaussianBlurMask");

        dicNoticeTypeTab.Add(E_NoticeType.Activity,
            new NoticeTypeTab(FindObj("Image_NoticeBG/Notices/ActivityNotice"), E_NoticeType.Activity,
                OnNoticeTypeTab));
        dicNoticeTypeTab.Add(E_NoticeType.System,
            new NoticeTypeTab(FindObj("Image_NoticeBG/Notices/SystemNotice"), E_NoticeType.System, OnNoticeTypeTab));

        noticeContent = new(FindObj("Image_NoticeBG/ContentRoot/Viewport/Content"));
        contentScrollRect = GetComponent<ScrollRect>("Image_NoticeBG/ContentRoot");

        rawImageGaussianBlurMask.texture = CommonUtils.GetScreenTexture2D();
        tabRecycleView.Init(OnRefreshTab);

        BindButton(buttonClose, OnClose);
    }

    protected override void OnShowWindow(object data)
    {
        if (data == null) return;
        inputData = (InputData)data;
        OnNoticeTypeTab(inputData.OpenType);
    }

    public override void OnRelease()
    {
        noticeContent.Dispose();
        noticeContent = null;

        base.OnRelease();
    }

    /// <summary>
    /// 获取要显示的页签数量
    /// </summary>
    /// <returns></returns>
    private int GetShowTabCount()
    {
        return curSelectNoticeType switch
        {
            E_NoticeType.Activity => NoticeManager.Instance.ActivityNoticeDataForDisplays.Count,
            E_NoticeType.System => NoticeManager.Instance.SystemNoticeDataForDisplays.Count,
            _ => 0,
        };
    }

    #region 回调方法

    /// <summary>
    /// 刷新页签
    /// </summary>
    private void OnRefreshTab(GameObject cell, int index)
    {
        if (!dicNoticeTap.TryGetValue(cell.GetInstanceID(), out NoticeTab noticeTab))
        {
            noticeTab = new NoticeTab(cell, OnNoticeTab);
            dicNoticeTap[cell.GetInstanceID()] = noticeTab;
        }

        switch (curSelectNoticeType)
        {
            case E_NoticeType.Activity:
            {
                if (NoticeManager.Instance.ActivityNoticeDataForDisplays.Count < 0 ||
                    index >= NoticeManager.Instance.ActivityNoticeDataForDisplays.Count)
                {
                    DebugUtil.LogWarning("索引错误");
                    return;
                }

                if (!NoticeManager.Instance.ActivityNoticeDataForDisplays.TryGetValue(index, out var noticeInfo))
                {
                    DebugUtil.LogError("没有索引为{0}的公告", index);
                }

                noticeTab.SetInfo(noticeInfo);
                if ((inputData.Idx == -1 && curSelectTab == null) || inputData.Idx == noticeTab.ID)
                {
                    curSelectTab = noticeTab;
                    OnNoticeTab(noticeTab);
                }
                else
                {
                    noticeTab.IsSelect = false;
                }
            }
                break;
            case E_NoticeType.System:
            {
                if (NoticeManager.Instance.SystemNoticeDataForDisplays.Count < 0 ||
                    index >= NoticeManager.Instance.SystemNoticeDataForDisplays.Count)
                {
                    DebugUtil.LogWarning("索引错误");
                    return;
                }

                if (!NoticeManager.Instance.SystemNoticeDataForDisplays.TryGetValue(index, out var noticeInfo))
                {
                    DebugUtil.LogError("没有索引为{0}的系统公告", index);
                }

                noticeTab.SetInfo(noticeInfo);

                if ((inputData.Idx == -1 && curSelectTab == null) || inputData.Idx == noticeTab.ID)
                {
                    curSelectTab = noticeTab;
                    OnNoticeTab(noticeTab);
                }
                else
                {
                    noticeTab.IsSelect = false;
                }
            }
                break;
            default:
            {
                noticeTab.IsSelect = false;
            }
                break;
        }
    }

    /// <summary>
    /// 关闭
    /// </summary>
    private void OnClose()
    {
        CloseWindow();
    }

    /// <summary>
    /// 公告类型切换
    /// </summary>
    private void OnNoticeTypeTab(E_NoticeType noticeType)
    {
        if (curSelectNoticeType == noticeType)
            return;

        if (dicNoticeTypeTab.TryGetValue(curSelectNoticeType, out NoticeTypeTab tab))
            tab.IsSelect = false;

        curSelectNoticeType = noticeType;

        if (inputData.Idx != -1 && curSelectTab != null)
            inputData.Idx = -1;

        curSelectTab = null;

        if (dicNoticeTypeTab.TryGetValue(curSelectNoticeType, out tab))
            tab.IsSelect = true;

        tabRecycleView.ShowList(GetShowTabCount());
    }

    /// <summary>
    /// 公告页签
    /// </summary>
    private void OnNoticeTab(NoticeTab tab)
    {
        if (curSelectTab != null)
        {
            curSelectTab.IsSelect = false;
        }

        curSelectTab = tab;
        curSelectTab.IsSelect = true;
        contentScrollRect.verticalNormalizedPosition = 1f;

        noticeContent.SetInfo(curSelectTab.NoticeInfo);
        if (tab.NoticeInfo.LinkType != 2)
            NoticeManager.Instance.CloseRedNode(tab.ID);
    }

    #endregion
}