using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.Diagnostics;
using System.Diagnostics.Metrics;
using System.IO;
using System.Linq;
using System.Runtime.InteropServices.WindowsRuntime;
using System.Text.Json.Serialization;
using System.Text.RegularExpressions;
using System.Xml.Linq;
using Microsoft.UI.Input;
using Microsoft.UI.Xaml;
using Microsoft.UI.Xaml.Controls;
using Microsoft.UI.Xaml.Controls.Primitives;
using Microsoft.UI.Xaml.Data;
using Microsoft.UI.Xaml.Input;
using Microsoft.UI.Xaml.Media;
using Microsoft.UI.Xaml.Navigation;
using Newtonsoft.Json;
using Newtonsoft.Json.Linq;
using RustTools.DataList;
using RustTools.muqing;
using RustTools.ViewModels;
using Windows.ApplicationModel.Core;
using Windows.System;
using Windows.UI.Core;
using static System.Collections.Specialized.BitVector32;
using static IniHelper;
using static RustTools.DataList.DataBaseManifest;

// To learn more about WinUI, the WinUI project structure,
// and more about our project templates, see: http://aka.ms/winui-project-info.

namespace RustTools.Views;
/// <summary>
/// 代码表碎片
/// </summary>
public sealed partial class CodeTablePage : Page
{
    public ObservableCollection<CodeTable> codeList = new();
    public CodeTableViewModel ViewModel { get; set; }
    public List<DataBaseManifest.Section.SectionData> section = new();
    public CodeTablePage()
    {
        ViewModel = App.GetService<CodeTableViewModel>();
        InitializeComponent();
        try
        {
            var path = Path.Combine(CodeDataPage.codetable.Dir, CodeDataPage.codetable.tables.code);

            var codeTable_Code = JsonConvert.DeserializeObject<CodeTable_Code>(File.ReadAllText(path));

            var v1 = File.ReadAllText(Path.Combine(CodeDataPage.codetable.Dir, CodeDataPage.codetable.tables.section));
            section = JsonConvert.DeserializeObject<DataBaseManifest.Section>(v1).data;
            //gj.sc(v1);
            foreach (var item in codeTable_Code.data)
            {
#pragma warning disable SYSLIB1045 // 转换为“GeneratedRegexAttribute”。
                foreach (var parts in Regex.Split(item.section, ","))
                {
                    var FirstOrDefault = codeList.FirstOrDefault(any => any.Key == parts);
                    if (FirstOrDefault != null)
                    {
                        FirstOrDefault.Vaule.Add(item);
                    }
                    else
                    {
                        var sectionData = section.FirstOrDefault(any => any.code == parts);
                        var translate = "Null";
                        if (sectionData != null)
                        {
                            translate = sectionData.translate;
                        }
                        sectionData = null;
                        var codeTable1 = new CodeTable
                        {
                            Key = parts,
                            CnKey = translate,
                            Vaule = new List<CodeTable_Data>()
                        };
                        codeTable1.Vaule.Add(item);
                        codeList.Add(codeTable1);
                    }
                }
            }
            if (codeList.Count > 0)
            {
                //var firstEntry = codeList.FirstOrDefault();
                keyListView.SelectedItem = codeList.FirstOrDefault(); // 默认选中第一项
            }

        }
        catch (Exception ex)
        {
            Task.Run(async () => { await Dialog.DialogWarn(ex.Message, XamlRoot); });
        }

        //var textBlock = new TextBlock();
        //textBlock.IsTextSelectionEnabled

        // 注册 KeyDown 事件处理程序
    }
    private void keyListView_SelectionChanged(object sender, SelectionChangedEventArgs e)
    {

        // 获取新选中的项
        var addedItems = e.AddedItems;
        foreach (var item in addedItems)
        {
            Debug.WriteLine($"Selected item: {item}");
            if (item is CodeTable a)
            {
                gj.sc(a);
                valueList = a.Vaule;
                valueListView.ItemsSource = a.Vaule;
            }
            // 你可以在这里进行其他操作，比如导航到另一个页面、弹出对话框等
        }

        //// 获取移除的项
        //var removedItems = e.RemovedItems;
        //foreach (var item in removedItems)
        //{
        //    Debug.WriteLine($"Deselected item: {item}");
        //}
    }

    /// <summary>
    /// 退出的时候清空 防止内存泄漏
    /// </summary>
    /// <param name="e"></param>
    protected override void OnNavigatedFrom(NavigationEventArgs e)
    {
        base.OnNavigatedFrom(e);
        codeList.Clear();
        //section.Clear();
        //valueList.Clear();
    }


    private void List_ButtonIcon_Click(object sender, RoutedEventArgs e)
    {
        var button = sender as Button;
        if (button != null) {
            if (button.DataContext is not CodeTable_Data codeTable_Data) { return; }
            if (ToggleThemeTeachingTip1.IsOpen==false)
            {
                ToggleThemeTeachingTip1.Target = button;
                ToggleThemeTeachingTip1.IsOpen = true;
            }
            else
            {
                ToggleThemeTeachingTip1.IsOpen = false;
            }
            ToastTextBlock.Text =codeTable_Data.demo;
            gj.sc(codeTable_Data);
        }
    }

    private void AutoSuggestBox_SuggestionChosen(AutoSuggestBox sender, AutoSuggestBoxSuggestionChosenEventArgs args)
    {
        //gj.sc("AutoSuggestBox_SuggestionChosen "+sender);
        //if (args.SelectedItem is not Search_List str) { return; }
        //search.Text = str.key;
        //List<CodeTable_Data> itemsSource = new();
        //foreach (var item in valueList)
        //{
        //    if (item.code.Contains(str.key) || item.translate.Contains(str.value))
        //    {
        //        itemsSource.Add(item);
        //    }
        //}
        //valueListView.ItemsSource=itemsSource;
        //valueListView.ItemsSource=search.ItemsSource;
    }
    class Search_List
    {
        public string key
        {
            get; set;
        }
        public string value
        {
            get; set;
        }
    }

    private List<CodeTable_Data> valueList = new ();
    private void search_TextChanged(AutoSuggestBox sender, AutoSuggestBoxTextChangedEventArgs args)
    {

        if (string.IsNullOrEmpty(search.Text))
        {
            valueListView.ItemsSource = valueList; return; }
        // Since selecting an item will also change the text,
        // only listen to changes caused by user entering text.
        if (args.Reason == AutoSuggestionBoxTextChangeReason.UserInput)
        {
            var suitableItems = new List<Search_List>();
            var splitText = sender.Text.ToString();
            if (valueListView.ItemsSource is not List<CodeTable_Data> itemsSource) { return; }
            var i = 0;
            foreach (var cat in itemsSource)
            {
                if (cat.code.Contains(splitText) || cat.translate.Contains(splitText))
                {
                    suitableItems.Add(new Search_List
                    {
                        key=cat.code,value=cat.translate
                    });
                }
                //限制搜索的最大显示
                if (++i > 30)
                {
                    break;
                }
            }
            sender.ItemsSource = suitableItems;
        }

    }

    private void search_QuerySubmitted(AutoSuggestBox sender, AutoSuggestBoxQuerySubmittedEventArgs args)
    {
        List<CodeTable_Data> itemsSource = new();
        foreach (var item in valueList)
        {
            if (item.code.Contains(sender.Text) || item.translate.Contains(sender.Text))
            {
                itemsSource.Add(item);
            }
        }
        valueListView.ItemsSource = itemsSource;
    }
    
    private void searchBox_KeyDown(object sender, KeyRoutedEventArgs e)
    {

        // 检查是否按下了 Ctrl 键
        var isCtrlPressed = InputKeyboardSource.GetKeyStateForCurrentThread(VirtualKey.Control) == CoreVirtualKeyStates.Down;

        // 检查是否按下了 J 键
        if (e.Key == VirtualKey.J && isCtrlPressed)
        {
            // 在这里执行当 Ctrl+J 被按下时的操作
            var a = search.ItemsSource as List<Search_List>;
            search.ItemsSource = null;
            search.ItemsSource = a;
            //Debug.WriteLine("Ctrl+J pressed "+ a?.Count);
        }
    }
}