private void CalculateCacheSizeAsync(Action <long, long> callback)
{
BeginOnThreadPool(() =>
{
_isCalculating = true;
var length1 = 0L;
var length2 = 0L;
var files = new List <TelegramFileInfo>();
_settings.Clear();
using (var store = IsolatedStorageFile.GetUserStoreForApplication())
{
var fileNames = store.GetFileNames();
foreach (var fileName in fileNames)
{
if (fileName.StartsWith("staticmap"))
{
}
try
{
var fileInfo = new TelegramFileInfo {
Name = fileName
};
if (store.FileExists(fileName))
{
using (var file = new IsolatedStorageFileStream(fileName, FileMode.Open, FileAccess.Read, FileShare.Read, store))
{
fileInfo.Length = file.Length;
if (IsValidCacheFileName(fileName))
{
if (IsValidPhotoFileName(fileName))
{
_settings.PhotosLength += file.Length;
}
else if (IsValidMusicFileName(fileName))
{
_settings.MusicLength += file.Length;
}
else if (IsValidVideoFileName(fileName))
{
_settings.VideoLength += file.Length;
}
else if (IsValidVoiceMessageFileName(fileName))
{
_settings.VoiceMessagesLength += file.Length;
}
else if (IsValidDocumentFileName(fileName))
{
_settings.DocumentsLength += file.Length;
}
else if (IsValidOtherFileName(fileName))
{
_settings.OtherFilesLength += file.Length;
}
length1 += file.Length;
fileInfo.IsValidCacheFileName = true;
}
}
}
files.Add(fileInfo);
}
catch (Exception ex)
{
TLUtils.WriteException("CalculateCacheSizeAsync OpenFile: " + fileName, ex);
}
}
var directoryNames = store.GetDirectoryNames();
foreach (var fileName in directoryNames)
{
try
{
var fileInfo = new TelegramFileInfo {
Name = fileName, Length = -1
};
files.Add(fileInfo);
}
catch (Exception ex)
{
TLUtils.WriteException("CalculateCacheSizeAsync OpenFile: " + fileName, ex);
}
}
length2 = GetDatabaseLength(store, files);
}
_isCalculating = false;
callback.SafeInvoke(length1, length2);
BeginOnUIThread(() =>
{
Files.Clear();
foreach (var file in files)
{
Files.Add(file);
}
});
});
}
