private void CopyAmazonFolder(FolderTreeViewModel item, bool isCutting = false)
{
CopyAmazonStructure structure = new CopyAmazonStructure()
{
SourceParentPrefix = item.ParentFolder != null ? item.ParentFolder.Prefix : string.Empty,
SourcePrefix = item.Prefix,
Cutting = isCutting,
FolderPrefix = item.Prefix
};
Clipboard.SetData("amazonClipboardData", JsonConvert.SerializeObject(structure));
}
private void CopyAmazonFile(FolderTreeViewModel source, List <AmazonS3FileObject> items, bool isCutting = false)
{
List <string> itemKeys = new List <string>();
foreach (var f in items)
{
itemKeys.Add(f.FileObject.Key);
}
CopyAmazonStructure structure = new CopyAmazonStructure()
{
SourceParentPrefix = source.ParentFolder != null ? source.ParentFolder.Prefix : string.Empty,
SourcePrefix = source.Prefix,
Cutting = isCutting,
OriginalKeysToCopy = itemKeys
};
Clipboard.SetData("amazonClipboardData", JsonConvert.SerializeObject(structure));
}
private List <SourceDestinationData> CompilePasteOperations(CopyAmazonStructure data, FolderTreeViewModel item)
{
string newPrefix = item.Prefix;
List <SourceDestinationData> operationData = new List <SourceDestinationData>();
List <string> keysInFolder = new List <string>();
if (data.FolderPrefix != null)
{
FolderTreeViewModel node = RemoteFolders[0];
GetAllItemsUnderPrefix(node, data.FolderPrefix + "/", keysInFolder);
foreach (string fullKey in keysInFolder)
{
string relativePath = fullKey.Substring(data.FolderPrefix.LastIndexOf('/') + 1);
operationData.Add(new SourceDestinationData()
{
Source = fullKey,
Destination = newPrefix + "/" + relativePath
});
}
}
else
{
foreach (var key in data.OriginalKeysToCopy)
{
string filename = key;
if (key.Contains("/"))
{
filename = key.Substring(key.LastIndexOf('/') + 1);
}
string newObjectKey = newPrefix + "/" + filename;
operationData.Add(new SourceDestinationData()
{
Source = key,
Destination = newObjectKey
});
}
}
return(operationData);
}
private void PasteAmazonObject(FolderTreeViewModel item)
{
if (Clipboard.ContainsData("amazonClipboardData"))
{
CopyAmazonStructure data = JsonConvert.DeserializeObject <CopyAmazonStructure>(Clipboard.GetData("amazonClipboardData").ToString());
if (data.FolderPrefix != null && data.Cutting == true)
{
if ((item.Prefix + "/").IndexOf(data.SourcePrefix + "/") == 0)
{
MessageBox.Show(Window.GetWindow(this), "Target is same as source", "Error");
return;
}
if (string.IsNullOrEmpty(data.SourceParentPrefix) == false && data.SourceParentPrefix.Equals(item.Prefix))
{
MessageBox.Show(Window.GetWindow(this), "Target is same as source", "Error");
return;
}
if (item.Prefix.Equals(data.SourcePrefix))
{
MessageBox.Show(Window.GetWindow(this), "Target is same as source", "Error");
return;
}
}
if (MessageBox.Show(Window.GetWindow(this), "Do you really want to paste files here?",
"Paste?", MessageBoxButton.YesNo) != MessageBoxResult.Yes)
{
return;
}
FolderTreeViewModel sourceToRefresh = null;
if (data.FolderPrefix != null)
{
sourceToRefresh = FindNodeByPrefix(RemoteFolders[0], data.SourceParentPrefix);
}
else
{
sourceToRefresh = FindNodeByPrefix(RemoteFolders[0], data.SourcePrefix);
}
List <SourceDestinationData> operationData = CompilePasteOperations(data, item);
BackgroundWorker worker = new BackgroundWorker();
worker.DoWork += (s, e) =>
{
int currentCount = 0;
ParallelOptions options = new ParallelOptions();
options.MaxDegreeOfParallelism = 2;
System.Threading.Tasks.Parallel.ForEach(operationData, options, operation =>
{
currentCount++;
int percentDone = (int)Math.Round(((double)(currentCount) / (double)operationData.Count) * 100, 0);
worker.ReportProgress(percentDone);
_amazon.CopyFile(operation.Source, operation.Destination);
if (data.Cutting)
{
_amazon.DeleteFile(operation.Source);
}
});
if (data.Cutting && data.FolderPrefix != null)
{
_amazon.DeleteFolder(data.FolderPrefix);
}
};
worker.RunWorkerCompleted += (s, e) =>
{
ctrlLoading.AdornerShowsProgress = false;
this.IsWorking = false;
if (e.Error == null)
{
if (data.Cutting == true)
{
Clipboard.Clear();
EnqueueGetRequest(sourceToRefresh, false);
EnqueueGetRequest(item, true);
ProcessNextGetRequest();
}
else
{
GetBucketContents(item);
}
}
else
{
MessageBox.Show(Window.GetWindow(this), "Error occured: " + e.Error.Message, "Error");
}
};
worker.WorkerReportsProgress = true;
worker.ProgressChanged += (s, e) =>
{
ctrlLoading.AdornerProgress = e.ProgressPercentage;
};
worker.RunWorkerAsync();
ctrlLoading.AdornerShowsProgress = true;
this.IsWorking = true;
}
}
