using ComPDFKit_Conversion.Converter;
using ComPDFKit_Conversion.Options;
using PDF_Office.CustomControl;
using PDF_Office.Helper;
using PDF_Office.ViewModels.Dialog.ConverterDialogs;
using System.Diagnostics;
using System.Linq;
using System.Windows;
using System.Windows.Controls;

namespace PDF_Office.Views.Dialog.ConverterDialogs
{
    /// <summary>
    /// Interaction logic for ConverterImgDialog
    /// </summary>
    public partial class ConverterImgDialog : UserControl
    {
        public ConverterImgDialog()
        {
            InitializeComponent();
        }
        private void ConverterPreview_Loaded(object sender, System.Windows.RoutedEventArgs e)
        {
            ConverterPreview.document = ((ConverterImgDialogViewModel)this.DataContext).currentViewer.Document;
            char[] enumerationSeparator = new char[] { ',' };
            char[] rangeSeparator = new char[] { '-' };
            if (!CommonHelper.GetPagesInRange(ref ConverterPreview.PageIndexLists, "1-" + ConverterPreview.document.PageCount.ToString(), ConverterPreview.document.PageCount, enumerationSeparator, rangeSeparator))
            { //TODO
                Trace.WriteLine("输入不对");
                MessageBoxEx.Show("输入不对");
                return;
            }
            ConverterPreview.AwaitRenderBitmap(ConverterPreview.document);
            ConverterPreview.PageIndex.Text = ConverterPreview.document.PageCount.ToString();
        }
        private void PageRangeComboBox_Loaded(object sender, RoutedEventArgs e)
        {
            PageRangeComboBox.CurrentPage = true;
            if (PageRangeComboBox.CurrentPage)
            {
                ComboBoxItem comboBoxItem = new ComboBoxItem();
                comboBoxItem.Content = "当前页面";
                PageRangeComboBox.writableComboBox.Items.Insert(1, comboBoxItem);

            }
            PageRangeComboBox.writableComboBox.SelectionChanged += PageRangeComboBox_SelectionChanged;
            PageRangeComboBox.writableTextBox.TextChanged += WritableTextBox_TextChanged;
        }

        private void WritableTextBox_TextChanged(object sender, TextChangedEventArgs e)
        {

            string PageRangeSelectIndex = ((ConverterImgDialogViewModel)this.DataContext).PageRangeSelectIndex;
            var currentViewer = ((ConverterImgDialogViewModel)this.DataContext).currentViewer;
            string PageRange = "";
            var PageRangeText = ((ConverterImgDialogViewModel)this.DataContext).PageRangeText;
            HomePageEditHelper.GetPagerange(PageRangeSelectIndex, currentViewer, ref PageRange, PageRangeText, true);
            char[] enumerationSeparator = new char[] { ',' };
            char[] rangeSeparator = new char[] { '-' };

            if (!CommonHelper.GetPagesInRange(ref ConverterPreview.PageIndexLists, PageRange, currentViewer.Document.PageCount, enumerationSeparator, rangeSeparator))
            { //TODO
                ConverterPreview.PageIndexLists.Add(0);

                return;
            }
            else
            {
                ConverterPreview.PageIndex.Text = (ConverterPreview.PageIndexLists.Last<int>() + 1).ToString();
                ConverterPreview.CurrentIndex = 0;
                ConverterPreview.CurrentPage.Text = (ConverterPreview.PageIndexLists[ConverterPreview.CurrentIndex] + 1).ToString();
                ConverterPreview.AwaitRenderBitmap(ConverterPreview.document);
            }

        }

        private void PageRangeComboBox_SelectionChanged(object sender, SelectionChangedEventArgs e)
        {

            string PageRangeSelectIndex = ((ConverterImgDialogViewModel)this.DataContext).PageRangeSelectIndex;
            var currentViewer = ((ConverterImgDialogViewModel)this.DataContext).currentViewer;
            string PageRange = "";
            var PageRangeText = ((ConverterImgDialogViewModel)this.DataContext).PageRangeText;
            if (PageRangeSelectIndex == "0" || PageRangeSelectIndex == "2" || PageRangeSelectIndex == "3")
            {
                HomePageEditHelper.GetPagerange(PageRangeSelectIndex, currentViewer, ref PageRange, PageRangeText, true);
                char[] enumerationSeparator = new char[] { ',' };
                char[] rangeSeparator = new char[] { '-' };
                if (!CommonHelper.GetPagesInRange(ref ConverterPreview.PageIndexLists, PageRange, currentViewer.Document.PageCount, enumerationSeparator, rangeSeparator))
                { //TODO
                    Trace.WriteLine("输入不对");
                    MessageBoxEx.Show("输入不对");
                    return;
                }

            }
            if (PageRangeSelectIndex == "1")
            {
                char[] enumerationSeparator = new char[] { ',' };
                char[] rangeSeparator = new char[] { '-' };
                if (!CommonHelper.GetPagesInRange(ref ConverterPreview.PageIndexLists, (ConverterPreview.PageIndexLists[ConverterPreview.CurrentIndex] + 1).ToString(), currentViewer.Document.PageCount, enumerationSeparator, rangeSeparator))
                { //TODO
                    Trace.WriteLine("输入不对");
                    MessageBoxEx.Show("输入不对");
                    return;
                }
               ((ConverterImgDialogViewModel)this.DataContext).CurrentPageIndex = (ConverterPreview.PageIndexLists.Last<int>() + 1).ToString();
            }
            ConverterPreview.PageIndex.Text = (ConverterPreview.PageIndexLists.Last<int>() + 1).ToString();
            ConverterPreview.CurrentIndex = 0;
            ConverterPreview.CurrentPage.Text = (ConverterPreview.PageIndexLists[ConverterPreview.CurrentIndex] + 1).ToString();
            ConverterPreview.AwaitRenderBitmap(ConverterPreview.document);
        }

        private void ImageTypeComboBox_SelectionChanged(object sender, SelectionChangedEventArgs e)
        {
            switch (ImageTypeComboBox.SelectedIndex)
            {
                case 0:
                    ((ConverterImgDialogViewModel)this.DataContext).ConverterImgModel.Type = ImgType.JPEG;
                    break;
                case 1:
                    ((ConverterImgDialogViewModel)this.DataContext).ConverterImgModel.Type = ImgType.JPEG;
                    break;
                case 2:
                    ((ConverterImgDialogViewModel)this.DataContext).ConverterImgModel.Type = ImgType.PNG;
                    break;
                case 3:
                    ((ConverterImgDialogViewModel)this.DataContext).ConverterImgModel.Type = ImgType.JPEG;
                    break;
                case 4:
                    ((ConverterImgDialogViewModel)this.DataContext).ConverterImgModel.Type = ImgType.JPEG;
                    break;
                case 5:
                    ((ConverterImgDialogViewModel)this.DataContext).ConverterImgModel.Type = ImgType.JPEG;
                    break;
                case 6:
                    ((ConverterImgDialogViewModel)this.DataContext).ConverterImgModel.Type = ImgType.JPEG;
                    break;
                case 7:
                    ((ConverterImgDialogViewModel)this.DataContext).ConverterImgModel.Type = ImgType.JPEG;
                    break;
                default:
                    break;
            }
        }
        private void ImageDPIComboBox_SelectionChanged(object sender, SelectionChangedEventArgs e)
        {
            switch (ImageDPIComboBox.SelectedIndex)
            {
                case 0:
                    Trace.WriteLine("50");
                    break;
                case 1:
                    Trace.WriteLine("72");
                    break;
                case 2:
                    Trace.WriteLine("96");
                    break;
                case 3:
                    Trace.WriteLine("150");
                    break;
                case 4:
                    Trace.WriteLine("300");
                    break;
                case 5:
                    Trace.WriteLine("600");
                    break;
                default:
                    break;
            }
        }
    }
}