private static StorageFolder GetStorageFolder(string folderName)
{
var desktop = new StorageFolder { FolderName = Environment.GetFolderPath(Environment.SpecialFolder.Desktop) };
var sf = DownloadHelper.GetFolder(desktop, "MS.Video.Downloader");
return DownloadHelper.GetFolder(sf, folderName);
}
public static async Task DownloadToFileAsync(YoutubeEntry entry, Uri uri, StorageFolder folder, string fileName, MSYoutubeLoading onYoutubeLoading)
{
if (entry.ExecutionStatus != ExecutionStatus.Normal) return;
var storageFile = GetFile(folder, fileName);
using (var destinationStream = storageFile.OpenStreamForWriteAsync()) {
if (destinationStream == null) return;
//var properties = await storageFile.GetBasicPropertiesAsync();
var start = destinationStream.Length; // (long)properties.Size;
destinationStream.Position = destinationStream.Length;
await AddToFile(entry, uri, destinationStream, start, start + BlockSize - 1, onYoutubeLoading);
}
}
public static StorageFile GetFile(StorageFolder folder, string fileName)
{
return new StorageFile {StorageFolder = folder, FileName = fileName};
}
public static bool FileExists(StorageFolder folder, string videoFile)
{
var file = new StorageFile {StorageFolder = folder, FileName = videoFile};
return File.Exists(file.ToString());
}
public static StorageFolder GetFolder(StorageFolder baseFolder, string folderName)
{
if (!Directory.Exists(baseFolder.ToString())) Directory.CreateDirectory(baseFolder.ToString());
var path = baseFolder + "\\" + folderName;
if(!Directory.Exists(path)) Directory.CreateDirectory(path);
return new StorageFolder(path);
}
