private async Task DownloadDatasheetToLibrary(ISearchResult item)
{
try
{
string destfile = System.IO.Path.Combine(Settings.DocumentsDir, item.Filename);
string tmpfile;
if (!temporaryFileMap.TryGetValue(item, out tmpfile))
{
// Download file to TEMP if not already downloaded
tmpfile = await DownloadDatasheet(item);
}
if (!System.IO.File.Exists(tmpfile))
{
throw new InvalidOperationException($"Temp file has disappeared?? {tmpfile}");
}
// Copy the temporary file into the library
await ShellOperation.SHFileOperationAsync(
ShellOperation.FileOperation.Move,
new string[] { tmpfile }, new string[] { destfile });
// FSWatcher should automatically pick up the new item when it's copied into the library directory
IsOperationInProgress = false;
// Close the search view
FinishSearch();
}
finally
{
IsOperationInProgress = false;
}
}
private async void tree_Drop(object sender, DragEventArgs e)
{
// Determine the requested operation
var result = tree_DragOperation(sender, e);
var operation = result.Item1;
var srcfiles = result.Item2;
var srcuri = result.Item3;
// Nothing dropped
if ((srcfiles == null || srcfiles.Length == 0) && (srcuri == null))
{
return;
}
// Default to the library root
var destdir = Settings.DocumentsDir;
// If dropped onto a folder, that's where the file should go
var currentItem = (IItem)tree.SelectedItem;
if (currentItem != null)
{
if (currentItem is Folder)
{
destdir = currentItem.FilePath;
// Sanity check - don't want the file to end up somewhere outside the library!
if (!System.IO.Path.GetFullPath(destdir).StartsWith(Settings.DocumentsDir))
{
throw new InvalidOperationException($"Unexpected destination: {destdir}");
}
}
}
// Otherwise this doesn't get called if you drop
tree_DragLeaveForReal(sender, e);
if (srcfiles != null && srcfiles.Length > 0)
{
switch (operation)
{
case DragDropEffects.Copy:
await ShellOperation.SHFileOperationAsync(ShellOperation.FileOperation.Copy, srcfiles.ToArray(), destdir);
//await Database.RefreshAsync();
break;
case DragDropEffects.Move:
await ShellOperation.SHFileOperationAsync(ShellOperation.FileOperation.Move, srcfiles.ToArray(), destdir);
//await Database.RefreshAsync();
break;
default:
// Not supported
throw new NotImplementedException($"{operation} operation not supported");
}
}
else if (srcuri != null)
{
if (operation == DragDropEffects.Link)
{
if (e.Data.GetData("FileGroupDescriptor") != null)
{
ShellOperation.ExtractUrlFileFromDrop(e, destdir);
}
else
{
//ShellOperation.CreateShellLink(srcuri, "title", destdir);
throw new InvalidOperationException("Unsupported URL drop");
}
}
else
{
throw new NotImplementedException($"{operation} operation not supported");
}
}
else
{
throw new InvalidOperationException("Invalid drop operation");
}
e.Handled = true;
}