using ComPDFKit.PDFDocument;
using Compdfkit_Tools.PDFControlUI;
using ComPDFKitViewer.PdfViewer;
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;
using Compdfkit_Tools.DigitalSignature.CPDFSignatureListControl;
using ComPDFKit.DigitalSign;

namespace Compdfkit_Tools.PDFControl
{
    public enum BOTATools
    {
        Bookmark = 1 << 0,
        Outline = 1 << 1,
        Thumbnail = 1 << 2,
        Annotation = 1 << 3,
        Search = 1 << 4,
        Signature = 1 << 5,
    }

    public partial class CPDFBOTABarControl : UserControl
    {
        private CPDFViewer pdfViewer;

        private ToggleButton bookmarkButton;
        private ToggleButton outlineButton;
        private ToggleButton thumbnailButton;
        private ToggleButton annotButton;
        private ToggleButton searchButton;
        private CPDFSearchControl searchControl;
        private ToggleButton signatureButton;

        public event EventHandler DeleteSignatureEvent;
        public event EventHandler<CPDFSignature> ViewCertificateEvent; 
        public event EventHandler<CPDFSignature> ViewSignatureEvent;
        public CPDFBOTABarControl(BOTATools botaTools)
        {
            InitializeComponent();
            AddBOTAContent(botaTools);
        }

        public CPDFBOTABarControl()
        {
            InitializeComponent();
        }

        public void InitWithPDFViewer(CPDFViewer pdfViewer)
        {
            this.pdfViewer = pdfViewer;
            UIElement currentBotaTool = GetBotaTool();
            if (currentBotaTool is CPDFSearchControl)
            {
                ((CPDFSearchControl)currentBotaTool).InitWithPDFViewer(pdfViewer);
            }

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

            if (currentBotaTool is CPDFBookmarkControl)
            {
                ((CPDFBookmarkControl)currentBotaTool).InitWithPDFViewer(pdfViewer);
                ((CPDFBookmarkControl)currentBotaTool).LoadBookmark();
            }

            if (currentBotaTool is CPDFOutlineControl)
            {
                ((CPDFOutlineControl)currentBotaTool).InitWithPDFViewer(pdfViewer);
            }

            if (currentBotaTool is CPDFAnnotationListControl)
            {
                CPDFAnnotationListControl annotListControl= currentBotaTool as CPDFAnnotationListControl;

                annotListControl.InitWithPDFViewer(pdfViewer);
                annotListControl.LoadAnnotationList();
            }
        }

        public void AddBOTAContent(BOTATools botaTools)
        {
            var brush = (Brush)FindResource("btn.bg.bota");
            while (botaTools > 0)
            {
                 if ((botaTools & BOTATools.Thumbnail) > 0)
                {
                    thumbnailButton = new ToggleButton();
                    thumbnailButton.Background = brush;
                    Geometry thumbnailGeometry = Geometry.Parse("M1.6001 0.850098H0.850098V1.6001V12.8001V13.5501H1.6001H4.0001V13.7001V15.2001H5.5001H13.7001H15.2001V13.7001V5.5001V4.0001H13.7001H13.5501V1.6001V0.850098H12.8001H1.6001ZM12.0501 4.0001V2.3501H2.3501V12.0501H4.0001V5.5001V4.0001H5.5001H12.0501ZM5.5001 5.5001H13.7001V13.7001H5.5001V5.5001Z");

                    Path path = new Path
                    {
                        Width = 16,
                        Height = 16,
                        Data = thumbnailGeometry,
                        Fill = new SolidColorBrush(Color.FromRgb(0x27, 0x3C, 0x62))
                    };
                    thumbnailButton.Height = 40;
                    thumbnailButton.Width = 52;
                    thumbnailButton.BorderThickness = new Thickness(0);
                    thumbnailButton.Style = FindResource("ToggleButtonStyle") as Style;
                    thumbnailButton.Content = path;
                  
                    BOTABarTitleGrid.Children.Add(thumbnailButton);

                    thumbnailButton.Click += ThumbnailButton_Click;

                    botaTools -= BOTATools.Thumbnail;

                }
                else if ((botaTools & BOTATools.Outline) > 0)
                {

                    outlineButton = new ToggleButton();
                    outlineButton.Background = brush;
                    Geometry outlineGeometry = Geometry.Parse("M3 0.5H0V3.5H3V0.5ZM3 5.5H0V8.5H3V5.5ZM0 10.5H3V13.5H0V10.5ZM14 2.75V1.25H5V2.75H14ZM14 6.25V7.75H5V6.25H14ZM14 12.75V11.25H5V12.75H14Z");

                    Path path = new Path
                    {
                        Width = 16,
                        Height = 16,
                        Data = outlineGeometry,
                        Fill = new SolidColorBrush(Color.FromRgb(0x27, 0x3C, 0x62))
                    };
                    outlineButton.Height = 40;
                    outlineButton.Width = 52;
                    outlineButton.BorderThickness= new Thickness(0);
                    outlineButton.Style = FindResource("ToggleButtonStyle") as Style;
                    outlineButton.Content = path;
                    BOTABarTitleGrid.Children.Add(outlineButton);

                    outlineButton.Click += OutlineButton_Click; 
                    outlineButton.ToolTip = botaTools.ToString();

                    botaTools -= BOTATools.Outline;
                }
                else if ((botaTools & BOTATools.Bookmark) > 0)
                {
                    bookmarkButton = new ToggleButton();
                    bookmarkButton.Background = brush;
                    Geometry bookmarkGeometry = Geometry.Parse("M5.6221 9.85217L0.75 12.6942V0.75H11.25V12.6942L6.3779 9.85217L6 9.63172L5.6221 9.85217Z");

                    Path path = new Path
                    {
                        Width = 16,
                        Height = 16,
                        Data = bookmarkGeometry,
                        StrokeThickness = 1.5,
                        Stroke = new SolidColorBrush(Color.FromRgb(0x27, 0x3C, 0x62))
                    };
                    bookmarkButton.Height = 40;
                    bookmarkButton.Width = 52;
                    bookmarkButton.BorderThickness = new Thickness(0);
                    bookmarkButton.Style = FindResource("ToggleButtonStyle") as Style;
                    bookmarkButton.Content = path;
                 
                    BOTABarTitleGrid.Children.Add(bookmarkButton);

                    bookmarkButton.Click += BookmarkButton_Click;

                    botaTools -= BOTATools.Bookmark;

                }
                else if ((botaTools & BOTATools.Annotation) > 0)
                {
                    annotButton = new ToggleButton();
                    annotButton.Background = brush;
                    Geometry thumbnailGeometry = Geometry.Parse("M16 0H1.6L0 14H14.4L16 0ZM8.34885 1.8143L12.0693 11.1154H13.2692V12.1154H10.1923V11.1154H10.9922L10.2384 9.23077H5.53048L4.77689 11.1154H5.57692V12.1154H2.5V11.1154H3.69995L7.42038 1.8143H8.34885ZM7.884 3.345L9.83837 8.23077H5.93035L7.884 3.345Z");

                    Path path = new Path
                    {
                        Width = 16,
                        Height = 16,
                        Data = thumbnailGeometry,
                        Fill = (Brush)FindResource("btn.logo.bota")
                    };
                    annotButton.Height = 40;
                    annotButton.Width = 52;
                    annotButton.BorderThickness = new Thickness(0);
                    annotButton.Style = FindResource("ToggleButtonStyle") as Style;
                    annotButton.Content = path;
             
                    BOTABarTitleGrid.Children.Add(annotButton);

                    annotButton.Click += AnnotButton_Click;

                    botaTools -= BOTATools.Annotation;
                }
                else if ((botaTools & BOTATools.Search) > 0)
                {
                    searchButton = new ToggleButton();
                    searchButton.Background = brush;
                    Geometry thumbnailGeometry = Geometry.Parse("M3.4284 10.1635C1.56851 8.30364 1.56851 5.28816 3.4284 3.42827C5.28829 1.56838 8.30377 1.56838 10.1637 3.42827C12.0235 5.28816 12.0235 8.30364 10.1637 10.1635C8.30377 12.0234 5.28829 12.0234 3.4284 10.1635ZM2.36774 2.36761C-0.0779349 4.81329 -0.0779349 8.77851 2.36774 11.2242C4.63397 13.4904 8.20494 13.6567 10.6626 11.723L12.8875 13.9479C13.1804 14.2408 13.6552 14.2408 13.9481 13.9479C14.241 13.655 14.241 13.1801 13.9481 12.8872L11.7233 10.6624C13.6568 8.20466 13.4905 4.63379 11.2243 2.36761C8.77864 -0.078065 4.81342 -0.078065 2.36774 2.36761Z");


                    Path path = new Path
                    {
                        Width = 16,
                        Height = 16,
                        Data = thumbnailGeometry,
                        Fill = (Brush)FindResource("btn.logo.bota"),
                    };
                    searchButton.Height = 40;
                    searchButton.Width = 52;
                    searchButton.BorderThickness = new Thickness(0);
                    searchButton.Style = FindResource("ToggleButtonStyle") as Style;
                    searchButton.Content = path;
               
                    BOTABarTitleGrid.Children.Add(searchButton);

                    searchButton.Click += SearchButton_Click;

                    botaTools -= BOTATools.Search;
                }
                 else if ((botaTools & BOTATools.Signature) > 0)
                 {
                        signatureButton = new ToggleButton();
                        signatureButton.Background = brush;
                        Geometry thumbnailGeometry = Geometry.Parse("M12.5 0H3.5C1.57 0 0 1.57 0 3.5V12.5C0 14.43 1.57 16 3.5 16H12.5C14.43 16 16 14.43 16 12.5V3.5C16 1.57 14.43 0 12.5 0ZM14 12.5C14 13.88 13.13 15 12 15H4C2.9 15 2 14.1 2 13V3C2 1.9 2.9 1 4 1H12C13.13 1 14 1.9 14 3V12.5ZM5 5H7V7H5V5ZM5 9H11V11H5V9ZM5 13H7V15H5V13Z");
    
                        Path path = new Path
                        {
                            Width = 16,
                            Height = 16,
                            Data = thumbnailGeometry,
                            Fill = (Brush)FindResource("btn.logo.bota"),
                        };
                        signatureButton.Height = 40;
                        signatureButton.Width = 52;
                        signatureButton.BorderThickness = new Thickness(0);
                        signatureButton.Style = FindResource("ToggleButtonStyle") as Style;
                        signatureButton.Content = path;
    
                        BOTABarTitleGrid.Children.Add(signatureButton);
    
                        signatureButton.Click += SignatureButton_Click;
    
                        botaTools -= BOTATools.Signature;
                 }
            }
        }

        private UIElement GetBotaTool()
        {
            return BotaToolContainer.Child;
        }

        private void SetBotaTool(UIElement newChild)
        {
            BotaToolContainer.Child = newChild;
        }

        private void ExpandTool(bool isExpand)
        {
            BotaToolContainer.Visibility = isExpand ? Visibility.Visible : Visibility.Collapsed;
        }

        private void ClearToolState(UIElement ignoreTool)
        {
            foreach (UIElement child in BOTABarTitleGrid.Children)
            {
                if (child != ignoreTool && child is ToggleButton buttonTool)
                {
                    buttonTool.IsChecked = false;
                }
            }
        }

        private void SearchButton_Click(object sender, RoutedEventArgs e)
        {
           SelectBotaTool(BOTATools.Search);
        }

        private void AnnotButton_Click(object sender, RoutedEventArgs e)
        {
            SelectBotaTool(BOTATools.Annotation);
        }

        private void ThumbnailButton_Click(object sender, RoutedEventArgs e)
        {
            SelectBotaTool(BOTATools.Thumbnail);
        }

        private void OutlineButton_Click(object sender, RoutedEventArgs e)
        {
            SelectBotaTool(BOTATools.Outline);
        }

        private void BookmarkButton_Click(object sender, RoutedEventArgs e)
        {
            SelectBotaTool(BOTATools.Bookmark);
        }
        
        
        private void SignatureButton_Click(object sender, RoutedEventArgs e)
        {
            SelectBotaTool(BOTATools.Signature);
        }

        public void SelectBotaTool(BOTATools tool)
        {
            UIElement botaTool = GetBotaTool();
            ToggleButton checkBtn = null;

            switch(tool)
            {
                case BOTATools.Thumbnail:
                    {
                        if(thumbnailButton != null)
                        {
                            thumbnailButton.IsChecked = true;
                            if (botaTool == null || !(botaTool is CPDFThumbnailControl))
                            {
                                CPDFThumbnailControl thumbnailControl = new CPDFThumbnailControl();

                                if (pdfViewer != null && pdfViewer.Document != null)
                                {
                                    thumbnailControl.InitWithPDFViewer(pdfViewer);
                                    thumbnailControl.LoadThumb();
                                }
                                SetBotaTool(thumbnailControl);
                                checkBtn = thumbnailButton;
                            }
                        }
                    }
                    break;
                case BOTATools.Outline:
                    {
                        if(outlineButton != null)
                        {
                            outlineButton.IsChecked = true;
                            if (botaTool == null || !(botaTool is CPDFOutlineControl))
                            {
                                CPDFOutlineControl outlineControl = new CPDFOutlineControl();

                                if (pdfViewer != null && pdfViewer.Document != null)
                                {
                                    outlineControl.InitWithPDFViewer(pdfViewer);
                                }
                                SetBotaTool(outlineControl);
                                checkBtn = outlineButton;
                            }
                        }
                    }
                    break;
                case BOTATools.Bookmark:
                    {
                        if(bookmarkButton!=null)
                        {
                            bookmarkButton.IsChecked = true;
                            if (botaTool == null || !(botaTool is CPDFBookmarkControl))
                            {
                                CPDFBookmarkControl pdfBookmarkControl = new CPDFBookmarkControl();
                                if (pdfViewer != null && pdfViewer.Document != null)
                                {
                                    pdfBookmarkControl.InitWithPDFViewer(pdfViewer);
                                    pdfBookmarkControl.LoadBookmark(); 
                                }
                                SetBotaTool(pdfBookmarkControl);
                            }
                            checkBtn = bookmarkButton;
                        }
                    }
                    break;
                case BOTATools.Search:
                    {
                        if(searchButton!=null)
                        {
                            searchButton.IsChecked = true;
                            if (botaTool == null || !(botaTool is CPDFSearchControl))
                            {

                                if (searchControl == null)
                                {
                                    searchControl = new CPDFSearchControl();

                                    if (pdfViewer != null && pdfViewer.Document != null)
                                    {
                                        searchControl.InitWithPDFViewer(pdfViewer);
                                    }
                                }
                                SetBotaTool(searchControl);
                                checkBtn = searchButton;
                            }
                        }
                    }
                    break;
                case BOTATools.Annotation:
                    {
                        if(annotButton!=null)
                        {
                            annotButton.IsChecked = true;
                            if (botaTool == null || !(botaTool is CPDFAnnotationListControl))
                            {
                                CPDFAnnotationListControl annotationListControl = new CPDFAnnotationListControl();

                                if (pdfViewer != null && pdfViewer.Document != null)
                                {
                                    annotationListControl.InitWithPDFViewer(pdfViewer);
                                    annotationListControl.LoadAnnotationList();
                                }
                                SetBotaTool(annotationListControl);
                                checkBtn = annotButton;
                            }
                        }
                    }
                    break;
                case BOTATools.Signature:
                    {
                        if (signatureButton != null)
                        {
                            signatureButton.IsChecked = true;
                            if (botaTool == null || !(botaTool is CPDFSignatureListControl))
                            {
                                CPDFSignatureListControl signatureControl = new CPDFSignatureListControl();

                                if (pdfViewer != null && pdfViewer.Document != null)
                                {
                                    signatureControl.InitWithPDFViewer(pdfViewer);
                                    signatureControl.LoadSignatureList();
                                }
                                SetBotaTool(signatureControl);
                                checkBtn = signatureButton;
                                signatureControl.DeleteSignatureEvent += (sender, args) =>
                                {
                                    DeleteSignatureEvent?.Invoke(this, null);
                                };
                                signatureControl.ViewCertificateEvent += (sender, args) =>
                                {
                                    ViewCertificateEvent?.Invoke(this, args);
                                };
                                signatureControl.ViewSignatureEvent += (sender, args) =>
                                {
                                    ViewSignatureEvent?.Invoke(this, args);
                                };
                            }
                        }
                    }
                    break;
                default:
                    break;
            }

            if(checkBtn!=null)
            {
                ExpandTool(checkBtn.IsChecked == true);
                ClearToolState(checkBtn);
            }
        }

        public void LoadAnnotationList()
        {
            UIElement currentBotaTool = GetBotaTool();
            if (currentBotaTool is CPDFAnnotationListControl)
            {
                ((CPDFAnnotationListControl)currentBotaTool).LoadAnnotationList();
            }
        }
        
        public void LoadSignatureList()
        {
            UIElement currentBotaTool = GetBotaTool();
            if (currentBotaTool is CPDFSignatureListControl)
            {
                ((CPDFSignatureListControl)currentBotaTool).LoadSignatureList();
            }
        }
    }
}