Refactor

Source/LibationAvalonia/Dialogs/ImageDisplayDialog.axaml.cs

@@ -0,0 +1,84 @@
+using Avalonia;
+using Avalonia.Controls;
+using Avalonia.Markup.Xaml;
+using Avalonia.Media.Imaging;
+using Avalonia.Platform;
+using System;
+using System.ComponentModel;
+using System.IO;
+using ReactiveUI;
+
+namespace LibationAvalonia.Dialogs
+{
+	public partial class ImageDisplayDialog : DialogWindow, INotifyPropertyChanged
+	{
+		public string PictureFileName { get; set; }
+		public string BookSaveDirectory { get; set; }
+
+		private byte[] _coverBytes;
+		public byte[] CoverBytes
+		{
+			get => _coverBytes;
+			set
+			{
+				_coverBytes = value;
+				var ms = new MemoryStream(_coverBytes);
+				ms.Position = 0;
+				_bitmapHolder.CoverImage = new Bitmap(ms);
+			}
+		}
+
+
+		private readonly BitmapHolder _bitmapHolder = new BitmapHolder();
+
+
+		public ImageDisplayDialog()
+		{
+			InitializeComponent();
+			DataContext = _bitmapHolder;
+		}
+
+
+		private void InitializeComponent()
+		{
+			AvaloniaXamlLoader.Load(this);
+		}
+
+		public async void SaveImage_Clicked(object sender, Avalonia.Interactivity.RoutedEventArgs e)
+		{
+
+			SaveFileDialog saveFileDialog = new();
+			saveFileDialog.Filters.Add(new FileDialogFilter { Name = "Jpeg", Extensions = new System.Collections.Generic.List<string>() { "jpg" } });
+			saveFileDialog.Directory = Directory.Exists(BookSaveDirectory) ? BookSaveDirectory : Path.GetDirectoryName(BookSaveDirectory);
+			saveFileDialog.InitialFileName = PictureFileName;
+
+			var fileName = await saveFileDialog.ShowAsync(this);
+
+			if (fileName is null)
+				return;
+
+			try
+			{
+				File.WriteAllBytes(fileName, CoverBytes);
+			}
+			catch (Exception ex)
+			{
+				Serilog.Log.Logger.Error(ex, $"Failed to save picture to {fileName}");
+				MessageBox.Show(this, $"An error was encountered while trying to save the picture\r\n\r\n{ex.Message}", "Failed to save picture", MessageBoxButtons.OK, MessageBoxIcon.Error, MessageBoxDefaultButton.Button1);
+			}
+		}
+
+		public class BitmapHolder : ViewModels.ViewModelBase
+		{
+			private Bitmap _coverImage;
+			public Bitmap CoverImage
+			{
+				get => _coverImage;
+				set
+				{
+					this.RaiseAndSetIfChanged(ref _coverImage, value);
+				}
+			}
+		}
+	}
+}