using ComPDFKit.PDFDocument;
using compdfkit_tools;
using compdfkit_tools.PDFControl;
using compdfkit_tools.PDFControl;
using compdfkit_tools.PDFControlUI;
using ComPDFKitViewer.PdfViewer;
using Microsoft.Win32;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Controls.Primitives;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;

namespace viewer_ctrl_demo
{
    /// <summary>
    /// Interaction logic for MainWindow.xaml
    /// </summary>
    public partial class MainWindow : Window
    {

        public CPDFViewer pdfViewer;

        public MainWindow()
        {
            InitializeComponent();
            TitleBarControl.Loaded += TitleBarControl_Loaded;

            LoadDefaultDocument();
        }

        private void LoadDocument()
        {
            pdfViewer.Load();
            PDFGrid.Child = pdfViewer;

            CPDFScalingControl.InitWithPDFViewer(pdfViewer);
            CPDFPageTurningControl.InitWithPDFViewer(pdfViewer);
            CPDFBrowseModeControl.InitWithPDFViewer(pdfViewer);
            CPDFColorModeControl.InitWithPDFViewer(pdfViewer);

            UIElement currentBotaTool = GetBotaTool();
            if (currentBotaTool is CPDFSearchControl)
            {
                ((CPDFSearchControl)currentBotaTool).SetPDFView(pdfViewer);
            }

            if (currentBotaTool is CPDFThumbnailControl)
            {
                ((CPDFThumbnailControl)currentBotaTool).SetPDFView(pdfViewer);
                ((CPDFThumbnailControl)currentBotaTool).ThumbLoaded = false;
                ((CPDFThumbnailControl)currentBotaTool).LoadThumb();
            }
        }

        private void LoadDefaultDocument()
        {
            string defaultFilePath = "..\\..\\..\\..\\developer_guide_windows.pdf";
            pdfViewer = new CPDFViewer();
            pdfViewer.InitDocument(defaultFilePath);
            LoadDocument();
        }

        private void TitleBarControl_Loaded(object sender, RoutedEventArgs e)
        {
            TitleBarControl.OpenFileEvent += TitleBarControl_OpenFileEvent;
        }

        private void TitleBarControl_OpenFileEvent(object sender, CPDFViewer e)
        {
            this.pdfViewer = TitleBarControl.pdfViewer;
            LoadDocument();
        }

        private void LogoButton_Click(object sender, RoutedEventArgs e)
        {
            Button button = sender as Button;
            if (button.ContextMenu.IsOpen)
            {
                button.ContextMenu.IsOpen = false;
            }
            else
            {
                button.ContextMenu.IsOpen = true;
            }
        }

        /// <summary>
        /// 搜索工具点击处理
        /// </summary>
        private void SearchToolButton_Click(object sender, RoutedEventArgs e)
        {
            UIElement botaTool = GetBotaTool();
            if (botaTool == null || !(botaTool is CPDFSearchControl))
            {
                CPDFSearchControl searchControl = new CPDFSearchControl();
                if (pdfViewer != null && pdfViewer.Document != null)
                {
                    searchControl.SetPDFView(pdfViewer);
                }
                SetBotaTool(searchControl);
            }
            ExpandTool(SearchToolButton.IsChecked == true);
            ClearToolState(SearchToolButton);
        }

        /// <summary>
        /// 缩略图列表点击处理
        /// </summary>
        private void ThumbToolButton_Click(object sender, RoutedEventArgs e)
        {
            UIElement botaTool = GetBotaTool();
            if (botaTool == null || !(botaTool is CPDFThumbnailControl))
            {
                CPDFThumbnailControl thumbControl = new CPDFThumbnailControl();

                if (pdfViewer != null && pdfViewer.Document != null)
                {
                    thumbControl.SetPDFView(pdfViewer);
                    thumbControl.LoadThumb();
                }
                SetBotaTool(thumbControl);
            }
            ExpandTool(ThumbToolButton.IsChecked == true);
            ClearToolState(ThumbToolButton);
        }

        /// <summary>
        /// 大纲列表处理
        /// </summary>
        private void OutlineToolButton_Click(object sender, RoutedEventArgs e)
        {
            UIElement botaTool = GetBotaTool();
            if (botaTool == null||!(botaTool is CPDFOutlineControl))
            {
                CPDFOutlineUI outlineControl = new CPDFOutlineUI();

                if (pdfViewer != null && pdfViewer.Document != null)
                {
                }
                SetBotaTool(outlineControl);
            }
            ExpandTool(OutlineToolButton.IsChecked == true);
            ClearToolState(OutlineToolButton);

        }
        /// <summary>
        /// 设置Bota工具内容
        /// </summary>
        /// <param name="newChild"></param>
        private void SetBotaTool(UIElement newChild)
        {
            BotaToolContainer.Child = newChild;
        }

        /// <summary>
        /// 获取Bota工具
        /// </summary>
        /// <returns></returns>
        private UIElement GetBotaTool()
        {
            return BotaToolContainer.Child;
        }

        /// <summary>
        /// 展开Bota工具
        /// </summary>
        /// <param name="isExpand"></param>
        private void ExpandTool(bool isExpand)
        {
            BotaToolContainer.Width = isExpand ? 200 : 0;
            BotaToolContainer.Visibility = isExpand ? Visibility.Visible : Visibility.Collapsed;
        }

        /// <summary>
        /// 清除左边工具栏状态
        /// </summary>
        private void ClearToolState(UIElement ignoreTool)
        {
            foreach (UIElement child in BotaSideTool.Children)
            {
                if (child != ignoreTool && child is ToggleButton buttonTool)
                {
                    buttonTool.IsChecked = false;
                }
            }
        }

        private void ShowPDFInfoDialog()
        {
            CPDFInfoControl pdfInfoControl = new CPDFInfoControl();
            pdfInfoControl.PDFDocument = pdfViewer.Document;
            Window dialog = new Window
            {
                Title = "PDF Info", // 设置弹出窗口的标题
                Content = pdfInfoControl, // 将UserControl添加到弹出窗口中
                Width = 600, // 设置弹出窗口的宽度
                Height = 300, // 设置弹出窗口的高度
                ResizeMode = ResizeMode.NoResize, // 禁止用户调整弹出窗口的大小
                WindowStartupLocation = WindowStartupLocation.CenterScreen, // 将弹出窗口显示在屏幕中央
                WindowStyle = WindowStyle.ToolWindow, // 设置弹出窗口的样式
                Owner = Application.Current.MainWindow // 将主窗口设置为弹出窗口的拥有者
            };
            dialog.ShowDialog(); // 显示弹出窗口
        }

        private void PDFInfoButton_Click(object sender, RoutedEventArgs e)
        {
            ShowPDFInfoDialog();
        }
    }
}