/// <summary>
/// Enumerate all files listed as active, checking for status changes and take appropriate actions such as updating status
/// in the FileSystemState, re-encrypting or deleting temporary plaintext copies.
/// </summary>
/// <param name="fileSystemState">The FileSystemState to enumerate and possibly update.</param>
/// <param name="mode">Under what circumstances is the FileSystemState.Changed event raised.</param>
/// <param name="progress">The ProgressContext to provide visual progress feedback via.</param>
public static void CheckActiveFiles(this FileSystemState fileSystemState, ChangedEventMode mode, ProgressContext progress)
{
progress.NotifyLevelStart();
progress.AddTotal(fileSystemState.ActiveFileCount);
fileSystemState.ForEach(mode, (ActiveFile activeFile) =>
{
try
{
if (FileLock.IsLocked(activeFile.DecryptedFileInfo, activeFile.EncryptedFileInfo))
{
return(activeFile);
}
if (OS.Current.UtcNow - activeFile.LastActivityTimeUtc <= new TimeSpan(0, 0, 5))
{
return(activeFile);
}
activeFile = fileSystemState.CheckActiveFileActions(activeFile, progress);
return(activeFile);
}
finally
{
progress.AddCount(1);
}
});
progress.NotifyLevelFinished();
}
