public FileDownloader(CloudFile _cloudFile, Windows.Storage.StorageFile _windowsFile)
{
CloudFile = _cloudFile;
windowsFile = _windowsFile;
NewFileDownloadCreated?.Invoke(this);
}
protected override async Task StartPrivateAsync()
{
try
{
OnTotalFilesRemainChanged(1);
switch (Status)
{
case NetworkStatus.ErrorNeedRestart:
case NetworkStatus.NotStarted:
case NetworkStatus.Paused:
{
if (Status != NetworkStatus.Paused)
{
//Status = NetworkStatus.Starting;
//MyLogger.Assert(downloader == null && windowsFile == null && fileStream == null);
if (fileStream != null)
{
fileStream.Dispose();
fileStream = null;
}
fileStream = await windowsFile.OpenStreamForReadAsync();
uploader = new RestRequests.Uploader(new List <string> {
CloudFolder.Id
}, fileStream, fileName);
}
Status = NetworkStatus.Networking;
var progressChangedEventHandler = new RestRequests.ProgressChangedEventHandler((bytesProcessed, totalLength) =>
{
BytesUploaded = bytesProcessed;
TotalFileLength = totalLength;
MyLogger.Assert(this.GetType() == typeof(Uploaders.FileUploader));
OnProgressChanged(BytesUploaded, TotalFileLength);
});
var messageAppendedEventHandler = new MessageAppendedEventHandler((msg) =>
{
OnMessageAppended($"[Rest]{msg}");
});
var chunkSentEventHandler = new RestRequests.ChunkSentEventHandler((coda) =>
{
OnChunkSent(coda);
});
int timeToWait = 500;
uploadAgain_index :;
uploader.ProgressChanged += progressChangedEventHandler;
uploader.MessageAppended += messageAppendedEventHandler;
uploader.ChunkSent += chunkSentEventHandler;
await uploader.UploadAsync();
uploader.ProgressChanged -= progressChangedEventHandler;
uploader.MessageAppended -= messageAppendedEventHandler;
uploader.ChunkSent -= chunkSentEventHandler;
switch (uploader.Status)
{
case RestRequests.Uploader.UploadStatus.Completed:
{
UploadedCloudFile = new CloudFile(uploader.CloudFileId, fileName, false, CloudFolder);
Status = NetworkStatus.Completed;
return;
}
case RestRequests.Uploader.UploadStatus.ErrorNeedRestart:
{
OnMessageAppended("Error need restart");
Status = NetworkStatus.ErrorNeedRestart;
return;
}
case RestRequests.Uploader.UploadStatus.ErrorNeedResume:
{
if (timeToWait > Constants.MaxTimeToWait)
{
Status = NetworkStatus.ErrorNeedRestart;
return;
}
OnMessageAppended($"Error need resume... Waiting for {timeToWait} minisecs...");
await Task.Delay(timeToWait);
timeToWait *= 2;
goto uploadAgain_index;
}
case RestRequests.Uploader.UploadStatus.Paused:
{
Status = NetworkStatus.Paused;
return;
}
case RestRequests.Uploader.UploadStatus.Uploading:
case RestRequests.Uploader.UploadStatus.NotStarted:
default: throw new Exception($"uploader.Status: {uploader.Status}");
}
}
case NetworkStatus.Completed:
case NetworkStatus.Networking:
//case NetworkStatus.Starting:
{
OnMessageAppended($"Status: {Status}, no way to start");
return;
}
default: throw new Exception($"Status: {Status}");
}
}
catch (Exception error)
{
OnMessageAppended($"[Unexpected]{error}");
Status = NetworkStatus.ErrorNeedRestart;
}
finally
{
OnTotalFilesRemainChanged(-1);
}
}
protected override async Task StartPrivateAsync()
{
ReleaseSemaphoreSlim();
try
{
switch (Status)
{
case NetworkStatus.NotStarted:
{
Status = NetworkStatus.Networking;
if (UploadedCloudFolder == null)
{
var fc = new Modifiers.FolderCreator(cloudFolder, this.windowsFolder.Name);
var messageAppendedEventHandler = new MessageAppendedEventHandler((msg) => { OnMessageAppended($"[FC]{msg}"); });
OnMessageAppended("Creating folder...");
fc.MessageAppended += messageAppendedEventHandler;
await fc.StartUntilCompletedAsync();
fc.MessageAppended -= messageAppendedEventHandler;
//switch (fc.Status)
//{
// case NetworkStatus.Completed:
// {
OnMessageAppended("Folder created");
UploadedCloudFolder = fc.CreatedCloudFolder;
OnProgressChanged(0, 0);
}
//NetworkingCount--;
var windowsFiles = await this.windowsFolder.GetFilesAsync();
lock (subTasks)
{
foreach (var f in windowsFiles)
{
subTasks.Add(new FileUploader(UploadedCloudFolder, f, f.Name));
}
}
var windowsFolders = await this.windowsFolder.GetFoldersAsync();
lock (subTasks)
{
foreach (var f in windowsFolders)
{
var folderUploader = new FolderUploader(UploadedCloudFolder, f);
subTasks.Add(folderUploader);
}
}
long currentProgress = 1, totalProgress = windowsFiles.Count + 1;
OnProgressChanged(currentProgress, totalProgress);
CurrentProgressChanged?.Invoke(1);
TotalProgressChanged?.Invoke(windowsFiles.Count + 1);
Func <Networker, Task> action;
if (Status == NetworkStatus.Paused)
{
action = new Func <Networker, Task>(async(st) =>
{
await st.WaitUntilCompletedAsync();
});
}
else
{
action = new Func <Networker, Task>(async(st) =>
{
await st.StartUntilCompletedAsync();
});
}
IEnumerable <Task> tasks;
lock (subTasks)
{
var currentProgressChangedEventHandler = new TotalProgressChangedEventHandler((dif) =>
{
MyLogger.Assert(dif == 1);
CurrentProgressChanged?.Invoke(dif);
OnProgressChanged(currentProgress += dif, totalProgress);
});
var totalProgressChangedEventHandler = new TotalProgressChangedEventHandler((dif) =>
{
TotalProgressChanged?.Invoke(dif);
OnProgressChanged(currentProgress, totalProgress += dif);
});
tasks = subTasks.ToList().Select(async(st) =>
{
if (st.GetType() == typeof(CloudFile.Uploaders.FolderUploader))
{
var fu = st as CloudFile.Uploaders.FolderUploader;
fu.CurrentProgressChanged += currentProgressChangedEventHandler;
fu.TotalProgressChanged += totalProgressChangedEventHandler;
await action(st);
fu.CurrentProgressChanged -= currentProgressChangedEventHandler;
fu.TotalProgressChanged -= totalProgressChangedEventHandler;
}
else
{
await action(st);
CurrentProgressChanged?.Invoke(1);
OnProgressChanged(++currentProgress, totalProgress);
}
});
}
await Task.WhenAll(tasks);
//NetworkingCount++;
Status = NetworkStatus.Completed;
return;
// }
// case NetworkStatus.ErrorNeedRestart:
// {
// this.Status = NetworkStatus.ErrorNeedRestart;
// return;
// }
// default: throw new Exception($"Status: {Status}");
//}
}
case NetworkStatus.Paused:
{
Status = NetworkStatus.Networking;
await Task.WhenAll(subTasks.ToList().Select(async(st) => { await st.StartAsync(); }));
//Status = NetworkStatus.Completed;
} break;
default:
{
OnMessageAppended($"Status: {Status}, no way to start");
} break;
}
}
catch (Exception error)
{
throw error;
}
finally
{
await WaitSemaphoreSlimAsync();
}
}
public FolderUploader(CloudFile _cloudFolder, Windows.Storage.StorageFolder _windowsFolder)
{
cloudFolder = _cloudFolder;
windowsFolder = _windowsFolder;
NewFolderUploadCreated?.Invoke(this);
}
public SearchUnderSpecificFolderListGetter(CloudFile _parent, string pattern)
{
parent = _parent;
searchPattern = $"'{parent.Id}' in parents and ({pattern})";
}
public CloudFile(string id, string name, bool isFolder, CloudFile _parent)
{
Id = id; Name = name; IsFolder = isFolder; parent = _parent;
}
public FolderCreator(CloudFile _cloudFolder, string _folderName)
{
cloudFolder = _cloudFolder;
folderName = _folderName;
NewFolderCreateCreated?.Invoke(this);
}