/**
* Move the downloaded file to it's destination
*/
public bool MoveDownloadedFile(DownloadFileImplementation file, NSUrl location, string destinationPathName)
{
var fileManager = NSFileManager.DefaultManager;
NSError removeCopy;
NSError errorCopy;
bool success = false;
string nameFile = destinationPathName.Split('/').Last();
var URLs = fileManager.GetUrls(NSSearchPathDirectory.DocumentDirectory, NSSearchPathDomain.User);
NSUrl documentsDictionry = URLs.First();
NSUrl destinationURL = documentsDictionry.Append(nameFile, false);
try
{
fileManager.Remove(destinationURL, out removeCopy);
success = fileManager.Copy(location, destinationURL, out errorCopy);
if (!success)
{
file.StatusDetails = errorCopy.LocalizedDescription;
file.Status = DownloadFileStatus.FAILED;
}
else
{
file.DestinationPathName = destinationURL.Path;
}
}
catch (Exception ex)
{
System.Diagnostics.Debugger.Break();
}
return(success);
}
public void Abort(DownloadFileImplementation file)
{
file.Status = DownloadFileStatus.CANCELED;
file.Task?.Cancel();
RemoveFile(file);
}
private bool IsDownloading(DownloadFileImplementation downloadFile)
{
if (downloadFile == null)
{
return(false);
}
switch (downloadFile.Status)
{
case DownloadFileStatus.INITIALIZED:
case DownloadFileStatus.PAUSED:
case DownloadFileStatus.PENDING:
case DownloadFileStatus.RUNNING:
return(true);
case DownloadFileStatus.COMPLETED:
case DownloadFileStatus.CANCELED:
case DownloadFileStatus.FAILED:
case DownloadFileStatus.NONE:
return(false);
default:
throw new ArgumentOutOfRangeException();
}
}
/**
* Update the properties for a file by it's cursor.
* This method should be called in an interval and on reinitialization.
*/
public void UpdateFileProperties(ICursor cursor, DownloadFileImplementation downloadFile)
{
downloadFile.TotalBytesWritten = cursor.GetFloat(cursor.GetColumnIndex(Android.App.DownloadManager.ColumnBytesDownloadedSoFar));
downloadFile.TotalBytesExpected = cursor.GetFloat(cursor.GetColumnIndex(Android.App.DownloadManager.ColumnTotalSizeBytes));
string reason = cursor.GetString(cursor.GetColumnIndex("reason"));
switch ((DownloadStatus)cursor.GetInt(cursor.GetColumnIndex(Android.App.DownloadManager.ColumnStatus)))
{
case DownloadStatus.Successful:
string title = cursor.GetString(cursor.GetColumnIndex("title"));
string pathFile = cursor.GetString(cursor.GetColumnIndex("local_uri"));
string type = cursor.GetString(cursor.GetColumnIndex("media_type"));
string path = pathFile.Replace("file://", "");
downloadFile.DestinationPathName = path;
downloadFile.MimeType = type;
downloadFile.StatusDetails = default(string);
downloadFile.Status = DownloadFileStatus.COMPLETED;
IDictionary <string, string> dict = new Dictionary <string, string>();
dict.Add(DownloadFile_NotifyKey, path);
dict.Add("type", type);
RemoveFile(downloadFile);
//CrossLocalNotifications_Droid.Current.PushNotify(
// downloadFile.NameFile,
// "Tải tập tin thành công",
// new Action<NotificationResult>(result => {
// if (result != null && result.Action == NotificationAction.Clicked)
// {
// IDocumentViewer documentViewer = DependencyService.Get<IDocumentViewer>();
// documentViewer.OpenFileDownloaded(path, type);
// }
// }),
// dict);
break;
case DownloadStatus.Failed:
var reasonFailed = cursor.GetInt(cursor.GetColumnIndex(Android.App.DownloadManager.ColumnReason));
if (reasonFailed < 600)
{
downloadFile.StatusDetails = "Error.HttpCode: " + reasonFailed;
}
else
{
switch ((DownloadError)reasonFailed)
{
case DownloadError.CannotResume:
downloadFile.StatusDetails = "Error.CannotResume";
break;
case DownloadError.DeviceNotFound:
downloadFile.StatusDetails = "Error.DeviceNotFound";
break;
case DownloadError.FileAlreadyExists:
downloadFile.StatusDetails = "Error.FileAlreadyExists";
break;
case DownloadError.FileError:
downloadFile.StatusDetails = "Error.FileError";
break;
case DownloadError.HttpDataError:
downloadFile.StatusDetails = "Error.HttpDataError";
break;
case DownloadError.InsufficientSpace:
downloadFile.StatusDetails = "Error.InsufficientSpace";
break;
case DownloadError.TooManyRedirects:
downloadFile.StatusDetails = "Error.TooManyRedirects";
break;
case DownloadError.UnhandledHttpCode:
downloadFile.StatusDetails = "Error.UnhandledHttpCode";
break;
case DownloadError.Unknown:
downloadFile.StatusDetails = "Error.Unknown";
break;
default:
downloadFile.StatusDetails = "Error.Unregistered: " + reasonFailed;
break;
}
}
downloadFile.Status = DownloadFileStatus.FAILED;
RemoveFile(downloadFile);
//CrossLocalNotifications_Droid.Current.PushNotify(downloadFile.NameFile, "Tải tập tin không thành công", null);
break;
case DownloadStatus.Paused:
var reasonPaused = cursor.GetInt(cursor.GetColumnIndex(Android.App.DownloadManager.ColumnReason));
switch ((DownloadPausedReason)reasonPaused)
{
case DownloadPausedReason.QueuedForWifi:
downloadFile.StatusDetails = "Paused.QueuedForWifi";
break;
case DownloadPausedReason.WaitingToRetry:
downloadFile.StatusDetails = "Paused.WaitingToRetry";
break;
case DownloadPausedReason.WaitingForNetwork:
downloadFile.StatusDetails = "Paused.WaitingForNetwork";
break;
case DownloadPausedReason.Unknown:
downloadFile.StatusDetails = "Paused.Unknown";
break;
default:
downloadFile.StatusDetails = "Paused.Unregistered: " + reasonPaused;
break;
}
downloadFile.Status = DownloadFileStatus.PAUSED;
break;
case DownloadStatus.Pending:
downloadFile.StatusDetails = default(string);
downloadFile.Status = DownloadFileStatus.PENDING;
break;
case DownloadStatus.Running:
downloadFile.StatusDetails = default(string);
downloadFile.Status = DownloadFileStatus.RUNNING;
break;
}
}
public void Abort(DownloadFileImplementation file)
{
file.Status = DownloadFileStatus.CANCELED;
_downloadManager.Remove(file.Id);
RemoveFile(file);
}
