/// <summary>
/// Deletes file or send it to recycle bin
/// </summary>
/// <param name="file"></param>
/// <param name="Recycle"></param>
/// <returns></returns>
internal static bool TryDeleteFile(string file, bool Recycle)
{
/// Need to add function to remove from PicGallery
if (!File.Exists(file))
{
return(false);
}
try
{
var recycle = Recycle ? RecycleOption.SendToRecycleBin : RecycleOption.DeletePermanently;
FileSystem.DeleteFile(file, UIOption.OnlyErrorDialogs, recycle);
Pics.Remove(file);
}
#if DEBUG
catch (Exception e)
{
Trace.WriteLine("Delete exception \n" + e.Message);
return(false);
}
#else
catch (Exception) { return(false); }
#endif
return(true);
}
/// <summary>
/// Delete file or move it to recycle bin, navigate to next pic
/// and display information
/// </summary>
/// <param name="Recyclebin"></param>
internal static void DeleteFile(string file, bool Recyclebin)
{
if (TryDeleteFile(file, Recyclebin))
{
var filename = Path.GetFileName(file);
Pics.Remove(filename);
filename = filename.Length >= 25 ? Shorten(filename, 21) : filename;
ToolTipStyle(Recyclebin ? "Sent " + filename + " to the recyle bin" : "Deleted " + filename);
PreloadCount = reverse ? PreloadCount - 1 : PreloadCount + 1;
// Go to next image
if (!reverse)
{
Pic(FolderIndex);
}
else if (FolderIndex - 2 >= 0)
{
Pic(FolderIndex - 2);
}
else
{
Unload();
}
}
else
{
ToolTipStyle("An error occured when deleting " + file);
}
}
internal static void HandleRename()
{
if (FileFunctions.RenameFile(Pics[FolderIndex], ConfigureWindows.GetMainWindow.TitleText.Text))
{
// Check if the file is not in the same folder
if (Path.GetDirectoryName(ConfigureWindows.GetMainWindow.TitleText.Text) != Path.GetDirectoryName(Pics[FolderIndex]))
{
Pics.Remove(Pics[FolderIndex]);
if (Pics.Count > 0)
{
Pic();
}
else
{
Pic(ConfigureWindows.GetMainWindow.TitleText.Text);
}
}
else
{
Pics[FolderIndex] = ConfigureWindows.GetMainWindow.TitleText.Text;
ConfigureWindows.GetMainWindow.Title = ConfigureWindows.GetMainWindow.Title.Replace(Path.GetFileName(Pics[FolderIndex]), Pics[FolderIndex], System.StringComparison.InvariantCultureIgnoreCase);
ConfigureWindows.GetMainWindow.TitleText.Text = ConfigureWindows.GetMainWindow.TitleText.Text.Replace(Path.GetFileName(Pics[FolderIndex]), Pics[FolderIndex], System.StringComparison.InvariantCultureIgnoreCase);
ConfigureWindows.GetMainWindow.TitleText.ToolTip = ConfigureWindows.GetMainWindow.TitleText.ToolTip.ToString().Replace(Path.GetFileName(Pics[FolderIndex]), Pics[FolderIndex], System.StringComparison.InvariantCultureIgnoreCase);
}
Refocus(false);
}
else
{
Tooltip.ShowTooltipMessage(Application.Current.Resources["AnErrorOccuredMovingFile"]);
Refocus();
}
}
/// <summary>
/// Delete file or move it to recycle bin, navigate to next pic
/// and display information
/// </summary>
/// <param name="Recyclebin"></param>
internal static void DeleteFile(bool Recyclebin)
{
if (!TryDeleteFile(Pics[FolderIndex], Recyclebin))
{
ShowTooltipMessage(Application.Current.Resources["AnErrorOccuredWhenDeleting"] + Environment.NewLine + Pics[FolderIndex]);
return;
}
// Sync with gallery
if (UC.GetPicGallery != null)
{
UC.GetPicGallery.Container.Children.RemoveAt(Pics.IndexOf(Pics[FolderIndex]));
}
// Sync with preloader
Preloader.Remove(Pics[FolderIndex]);
Pics.Remove(Pics[FolderIndex]);
if (Pics.Count <= 0)
{
Unload();
return;
}
Pic(false);
ShowTooltipMessage(Recyclebin ? Application.Current.Resources["SentFileToRecycleBin"] : Application.Current.Resources["Deleted"]);
}
/// <summary>
/// Add file to preloader from index
/// </summary>
/// <param name="i">Index of Pics</param>
internal static void Add(int i)
{
if (i >= Pics.Count || i < 0)
{
return;
}
IsLoading = true;
//#if DEBUG
//System.Threading.Thread.Sleep(500);
//#endif
if (File.Exists(Pics[i]))
{
if (!Contains(Pics[i]))
{
Add(Pics[i]);
}
}
else
{
Pics.Remove(Pics[i]);
IsLoading = false;
#if DEBUG
Trace.WriteLine("Preloader removed = " + Pics[i] + " from Pics, index " + i);
#endif
}
}
/// <summary>
/// Add file to preloader from index
/// </summary>
/// <param name="i">Index of Pics</param>
internal static void Add(int i)
{
if (i >= Pics.Count || i < 0)
{
return;
}
if (File.Exists(Pics[i]))
{
if (!Contains(Pics[i]))
{
Add(Pics[i]);
}
#if DEBUG
else
{
Trace.WriteLine("Skipped at index " + i);
}
#endif
}
else
{
Pics.Remove(Pics[i]);
#if DEBUG
Trace.WriteLine($"Preloader removed: {Pics[i]} from Pics, index {i}");
#endif
}
}
//public void RemovePic(Picture picture)
//{
// var pic = Pics.FirstOrDefault(p => p.Id == picture.Id);
// if(pic != null)
// {
// Pics.Remove(pic);
// };
//}
protected async Task DeletePicture(string picId)
{
var result = await PictureService.DeleteAsync(picId);
if (!string.IsNullOrEmpty(result.Id.ToString()))
{
var pic = Article.Pictures.FirstOrDefault(p => p.Id == Guid.Parse(picId));
if (pic != null)
{
Article.Pictures.Remove(pic);
}
Pics.Remove(Pics.FirstOrDefault(p => p.Id == Guid.Parse(picId)));
StateHasChanged();
}
}
/// <summary>
/// Attemps to fix erros and prevent crashes
/// </summary>
/// <param name="x">The index to start from</param>
internal static async Task <BitmapSource> PicErrorFix(int x)
{
BitmapSource pic = null;
#if DEBUG
Trace.WriteLine("Entered PicErrorFix");
#endif
if (Pics == null)
{
Reload(true);
return(null);
}
if (x == -1)
{
await GetValues(Pics[0]).ConfigureAwait(true);
}
if (Pics.Count < 0)
{
ShowTooltipMessage(Application.Current.Resources["UnexpectedError"], true, TimeSpan.FromSeconds(3));
Unload();
return(null);
}
else if (x >= Pics.Count)
{
if (Pics.Count > 0)
{
if (x < Pics.Count)
{
pic = RenderToBitmapSource(Pics[x]);
if (pic != null)
{
return(pic);
}
}
}
else
{
Unload();
return(null);
}
}
else if (x < 0)
{
pic = RenderToBitmapSource(Pics[x]);
if (pic != null)
{
return(pic);
}
else
{
Pics = FileList(Path.GetDirectoryName(Pics[x]));
Pics.Remove(Pics[x]);
x--;
if (x < 0)
{
Unload();
return(null);
}
}
}
var file = Pics[x];
if (file == null)
{
ShowTooltipMessage(Application.Current.Resources["UnexpectedError"], true, TimeSpan.FromSeconds(3));
Unload();
return(null);
}
// Retry if exists, fixes rare error
if (File.Exists(file))
{
pic = RenderToBitmapSource(file);
if (pic != null)
{
return(pic);
}
return(null);
}
// Continue to remove file if can't be rendered
Pics.Remove(file);
// Check if there's still images in folder
if (Pics.Count < 0)
{
ShowTooltipMessage(Application.Current.Resources["No images"], true, TimeSpan.FromSeconds(3));
Unload();
return(null);
}
// Go to next image
if (Properties.Settings.Default.Looping)
{
x = x == Pics.Count - 1 ? 0 : FolderIndex;
}
else
{
x = x == Pics.Count - 1 ? Pics.Count - 2 : FolderIndex;
}
// Repeat process if the next image was not found
if (x > 0 && x < Pics.Count)
{
await PicErrorFix(x).ConfigureAwait(false);
}
return(null);
}
/// <summary>
/// Attemps to fix erros and prevent crashes
/// </summary>
/// <param name="x">The index to start from</param>
internal static async Task <BitmapSource> PicErrorFix(int x)
{
BitmapSource pic = null;
#if DEBUG
Trace.WriteLine("Entered PicErrorFix"); // We don't want to go in here
#endif
if (Pics == null)
{
Reload(true);
return(null);
}
if (Pics.Count < 0)
{
ToolTipStyle("Unexpected error", true, TimeSpan.FromSeconds(3));
Unload();
return(null);
}
else if (x >= Pics.Count)
{
if (Pics.Count > 0)
{
if (x < Pics.Count)
{
await Task.Run(() => pic = RenderToBitmapSource(Pics[x])).ConfigureAwait(false);
if (pic != null)
{
return(pic);
}
}
}
else
{
Unload();
return(null);
}
}
else if (x < 0)
{
await Task.Run(() => pic = RenderToBitmapSource(Pics[FolderIndex])).ConfigureAwait(false);
if (pic != null)
{
return(pic);
}
else
{
Pics = FileList(Path.GetDirectoryName(Pics[FolderIndex]));
Pics.Remove(Pics[FolderIndex]);
x--;
if (x < 0)
{
Unload();
return(null);
}
}
}
var file = Pics[x];
if (file == null)
{
ToolTipStyle("Unexpected error", true, TimeSpan.FromSeconds(3));
Unload();
return(null);
}
// Retry if exists, fixes rare error
if (File.Exists(file))
{
await Task.Run(() => pic = RenderToBitmapSource(file)).ConfigureAwait(false);
if (pic != null)
{
return(pic);
}
return(null);
}
// Continue to remove file if can't be rendered
Pics.Remove(file);
// Check if there's still images in folder
if (Pics.Count < 0)
{
ToolTipStyle("No images in folder", true, TimeSpan.FromSeconds(3));
Unload();
return(null);
}
// Go to next image
if (Properties.Settings.Default.Looping)
{
FolderIndex = FolderIndex == Pics.Count - 1 ? 0 : FolderIndex;
}
else
{
FolderIndex = FolderIndex == Pics.Count - 1 ? Pics.Count - 2 : FolderIndex;
}
if (File.Exists(file))
{
ToolTipStyle("File not found or unable to render, " + file, false, TimeSpan.FromSeconds(2.5));
}
AjaxLoadingEnd();
// Repeat process if the next image was not found
if (FolderIndex > 0 && FolderIndex < Pics.Count)
{
await PicErrorFix(FolderIndex).ConfigureAwait(false);
}
return(null);
}