public IDisposable Listen(AppMessageObserver Observer, string messageTypeName)
{
var mtn = messageTypeName ?? nameof(IAppMessage);
var subscriber = new Subscriber(mtn, Observer, Unsubscribe);
subscribers.GetOrAdd(mtn, t => new ConcurrentBag <Subscriber>())
.Add(subscriber);
return(subscriber);
}
public TransientMessageBroker(AppMessageObserver sentinel)
{
this.Sentinel = sentinel;
}
public Subscriber(string messageTypeName, AppMessageObserver Observer, Action <string, Subscriber> quit)
{
this.messageTypeName = messageTypeName;
this.Observer = Observer;
this.quit = quit;
}
public Option <Link <FolderPath, FilePath> > CreateArchive(FolderPath SrcDir, FilePath DstPath,
bool Overwrite = true, AppMessageObserver Observer = null)
{
try
{
DstPath.Folder.CreateIfMissing();
var dstPath = Overwrite
? DstPath.DeleteIfExists().Require()
: (DstPath.Exists() ? DstPath.UniqueName() : DstPath);
using (var stream = new FileStream(DstPath, FileMode.OpenOrCreate))
{
using (var archive = new ZipArchive(stream, ZipArchiveMode.Create))
{
foreach (var srcFile in SrcDir.Files("*.*", true))
{
Observer?.Invoke(AddingFileToArchive(srcFile, dstPath));
var entry = CreateEntry(SrcDir, srcFile, archive);
using (var writer = new StreamWriter(entry.Open()))
using (var reader = new StreamReader(srcFile))
reader.BaseStream.CopyTo(writer.BaseStream);
}
}
}
return(link(SrcDir, dstPath));
}
catch (Exception e)
{
return(none <Link <FolderPath, FilePath> >(e));
}
}
public IDisposable Listen(AppMessageObserver Observer, string messageTypeName) => Broker().Listen(ConditionalRelay, messageTypeName);
public IDisposable Listen(AppMessageObserver Observer, string messageTypeName) => this;
