public async Task <IStorageHistory> CopyItemsAsync(IEnumerable <IStorageItemWithPath> source, IEnumerable <string> destination, IEnumerable <FileNameConflictResolveOptionType> collisions, IProgress <float> progress, IProgress <FileSystemStatusCode> errorCode, CancellationToken cancellationToken)
{
var connection = await AppServiceConnectionHelper.Instance;
if (connection == null || source.Any(x => string.IsNullOrWhiteSpace(x.Path) || x.Path.StartsWith(@"\\?\")) || destination.Any(x => string.IsNullOrWhiteSpace(x) || x.StartsWith(@"\\?\")))
{
// Fallback to builtin file operations
return(await filesystemOperations.CopyItemsAsync(source, destination, collisions, progress, errorCode, cancellationToken));
}
source = source.Where((src, index) => collisions.ElementAt(index) != FileNameConflictResolveOptionType.Skip).ToList();
destination = destination.Where((src, index) => collisions.ElementAt(index) != FileNameConflictResolveOptionType.Skip).ToList();
collisions = collisions.Where(c => c != FileNameConflictResolveOptionType.Skip).ToList();
var operationID = Guid.NewGuid().ToString();
using var _ = cancellationToken.Register(CancelOperation, operationID, false);
EventHandler <Dictionary <string, object> > handler = (s, e) => OnProgressUpdated(s, e, progress);
connection.RequestReceived += handler;
var sourceReplace = source.Where((src, index) => collisions.ElementAt(index) == FileNameConflictResolveOptionType.ReplaceExisting);
var destinationReplace = destination.Where((src, index) => collisions.ElementAt(index) == FileNameConflictResolveOptionType.ReplaceExisting);
var sourceRename = source.Where((src, index) => collisions.ElementAt(index) != FileNameConflictResolveOptionType.ReplaceExisting);
var destinationRename = destination.Where((src, index) => collisions.ElementAt(index) != FileNameConflictResolveOptionType.ReplaceExisting);
var result = (FilesystemResult)true;
var copiedItems = new List <string>();
var copiedSources = new List <string>();
if (sourceRename.Any())
{
var(status, response) = await connection.SendMessageForResponseAsync(new ValueSet()
{
{ "Arguments", "FileOperation" },
{ "fileop", "CopyItem" },
{ "operationID", operationID },
{ "filepath", string.Join('|', sourceRename.Select(s => s.Path)) },
{ "destpath", string.Join('|', destinationRename) },
{ "overwrite", false }
});
result &= (FilesystemResult)(status == AppServiceResponseStatus.Success &&
response.Get("Success", false));
copiedItems.AddRange(JsonConvert.DeserializeObject <IEnumerable <string> >(response.Get("CopiedItems", "")) ?? Enumerable.Empty <string>());
copiedSources.AddRange(JsonConvert.DeserializeObject <IEnumerable <string> >(response.Get("CopiedSources", "")) ?? Enumerable.Empty <string>());
}
if (sourceReplace.Any())
{
var(status, response) = await connection.SendMessageForResponseAsync(new ValueSet()
{
{ "Arguments", "FileOperation" },
{ "fileop", "CopyItem" },
{ "operationID", operationID },
{ "filepath", string.Join('|', sourceReplace.Select(s => s.Path)) },
{ "destpath", string.Join('|', destinationReplace) },
{ "overwrite", true }
});
result &= (FilesystemResult)(status == AppServiceResponseStatus.Success &&
response.Get("Success", false));
copiedSources.AddRange(JsonConvert.DeserializeObject <IEnumerable <string> >(response.Get("CopiedSources", "")) ?? Enumerable.Empty <string>());
}
if (connection != null)
{
connection.RequestReceived -= handler;
}
if (result)
{
progress?.Report(100.0f);
errorCode?.Report(FileSystemStatusCode.Success);
if (sourceRename.Any() && copiedItems.Count() == sourceRename.Count())
{
return(new StorageHistory(FileOperationType.Copy, sourceRename,
copiedItems.Select((item, index) => StorageItemHelpers.FromPathAndType(item, sourceRename.ElementAt(index).ItemType))));
}
return(null); // Cannot undo overwrite operation
}
else
{
// Retry failed operations
var copiedZip = source.Zip(destination, (src, dest) => new { src, dest }).Zip(collisions, (z1, coll) => new { z1.src, z1.dest, coll }).Where(x => !copiedSources.Contains(x.src.Path));
return(await filesystemOperations.CopyItemsAsync(copiedZip.Select(x => x.src), copiedZip.Select(x => x.dest), copiedZip.Select(x => x.coll), progress, errorCode, cancellationToken));
}
}
public async Task <IStorageHistory> CopyItemsAsync(IList <IStorageItemWithPath> source, IList <string> destination, IList <FileNameConflictResolveOptionType> collisions, IProgress <float> progress, IProgress <FileSystemStatusCode> errorCode, CancellationToken cancellationToken)
{
var connection = await AppServiceConnectionHelper.Instance;
if (connection == null || source.Any(x => string.IsNullOrWhiteSpace(x.Path) || x.Path.StartsWith(@"\\?\", StringComparison.Ordinal)) || destination.Any(x => string.IsNullOrWhiteSpace(x) || x.StartsWith(@"\\?\", StringComparison.Ordinal) || FtpHelpers.IsFtpPath(x)))
{
// Fallback to builtin file operations
return(await filesystemOperations.CopyItemsAsync(source, destination, collisions, progress, errorCode, cancellationToken));
}
var sourceNoSkip = source.Zip(collisions, (src, coll) => new { src, coll }).Where(item => item.coll != FileNameConflictResolveOptionType.Skip).Select(item => item.src);
var destinationNoSkip = destination.Zip(collisions, (src, coll) => new { src, coll }).Where(item => item.coll != FileNameConflictResolveOptionType.Skip).Select(item => item.src);
var collisionsNoSkip = collisions.Where(c => c != FileNameConflictResolveOptionType.Skip);
var operationID = Guid.NewGuid().ToString();
using var r = cancellationToken.Register(CancelOperation, operationID, false);
EventHandler <Dictionary <string, object> > handler = (s, e) => OnProgressUpdated(s, e, operationID, progress);
connection.RequestReceived += handler;
var sourceReplace = sourceNoSkip.Zip(collisionsNoSkip, (src, coll) => new { src, coll }).Where(item => item.coll == FileNameConflictResolveOptionType.ReplaceExisting).Select(item => item.src);
var destinationReplace = destinationNoSkip.Zip(collisionsNoSkip, (src, coll) => new { src, coll }).Where(item => item.coll == FileNameConflictResolveOptionType.ReplaceExisting).Select(item => item.src);
var sourceRename = sourceNoSkip.Zip(collisionsNoSkip, (src, coll) => new { src, coll }).Where(item => item.coll != FileNameConflictResolveOptionType.ReplaceExisting).Select(item => item.src);
var destinationRename = destinationNoSkip.Zip(collisionsNoSkip, (src, coll) => new { src, coll }).Where(item => item.coll != FileNameConflictResolveOptionType.ReplaceExisting).Select(item => item.src);
var result = (FilesystemResult)true;
var copyResult = new ShellOperationResult();
if (sourceRename.Any())
{
var(status, response) = await connection.SendMessageForResponseAsync(new ValueSet()
{
{ "Arguments", "FileOperation" },
{ "fileop", "CopyItem" },
{ "operationID", operationID },
{ "filepath", string.Join('|', sourceRename.Select(s => s.Path)) },
{ "destpath", string.Join('|', destinationRename) },
{ "overwrite", false },
{ "HWND", NativeWinApiHelper.CoreWindowHandle.ToInt64() }
});
result &= (FilesystemResult)(status == AppServiceResponseStatus.Success &&
response.Get("Success", false));
var shellOpResult = JsonConvert.DeserializeObject <ShellOperationResult>(response.Get("Result", ""));
copyResult.Items.AddRange(shellOpResult?.Items ?? Enumerable.Empty <ShellOperationItemResult>());
}
if (sourceReplace.Any())
{
var(status, response) = await connection.SendMessageForResponseAsync(new ValueSet()
{
{ "Arguments", "FileOperation" },
{ "fileop", "CopyItem" },
{ "operationID", operationID },
{ "filepath", string.Join('|', sourceReplace.Select(s => s.Path)) },
{ "destpath", string.Join('|', destinationReplace) },
{ "overwrite", true },
{ "HWND", NativeWinApiHelper.CoreWindowHandle.ToInt64() }
});
result &= (FilesystemResult)(status == AppServiceResponseStatus.Success &&
response.Get("Success", false));
var shellOpResult = JsonConvert.DeserializeObject <ShellOperationResult>(response.Get("Result", ""));
copyResult.Items.AddRange(shellOpResult?.Items ?? Enumerable.Empty <ShellOperationItemResult>());
}
if (connection != null)
{
connection.RequestReceived -= handler;
}
result &= (FilesystemResult)copyResult.Items.All(x => x.Succeeded);
if (result)
{
progress?.Report(100.0f);
errorCode?.Report(FileSystemStatusCode.Success);
var copiedSources = copyResult.Items.Where(x => x.Succeeded && x.Destination != null && x.Source != x.Destination);
if (copiedSources.Any())
{
var sourceMatch = await copiedSources.Select(x => sourceRename.SingleOrDefault(s => s.Path == x.Source)).Where(x => x != null).ToListAsync();
return(new StorageHistory(FileOperationType.Copy,
sourceMatch,
await copiedSources.Zip(sourceMatch, (rSrc, oSrc) => new { rSrc, oSrc })
.Select(item => StorageHelpers.FromPathAndType(item.rSrc.Destination, item.oSrc.ItemType)).ToListAsync()));
}
return(null); // Cannot undo overwrite operation
}
else
{
// Retry failed operations
var failedSources = copyResult.Items.Where(x => !x.Succeeded);
var copyZip = sourceNoSkip.Zip(destinationNoSkip, (src, dest) => new { src, dest }).Zip(collisionsNoSkip, (z1, coll) => new { z1.src, z1.dest, coll });
var sourceMatch = await failedSources.Select(x => copyZip.SingleOrDefault(s => s.src.Path == x.Source)).Where(x => x != null).ToListAsync();
return(await filesystemOperations.CopyItemsAsync(
await sourceMatch.Select(x => x.src).ToListAsync(),
await sourceMatch.Select(x => x.dest).ToListAsync(),
await sourceMatch.Select(x => x.coll).ToListAsync(), progress, errorCode, cancellationToken));
}
}
