async Task <IReadOnlyCollection <TgMessage> > GetMessagesForContactId(TelegramClient _client, int contactId, Func <IEnumerable <Message>, IEnumerable <TgMessage> > map)
{
var returnValue = new ConcurrentBag <TgMessage>();
var messagesProcessor = new MessagesProcessor(_client, contactId);
var messagesReturned = new List <bool>();
// As long as all the processors are returning messages, we assume there are still messages to process.
while (messagesReturned.All(returned => returned))
{
if (_workingMessagesProcessors <= Environment.ProcessorCount)
{
var processorsToStart = Environment.ProcessorCount - _workingMessagesProcessors;
var sdf = new List <Task>();
for (var index = 0; index <= processorsToStart; index++)
{
sdf.Add(ProcessMessages(messagesProcessor, returnValue, map).ContinueWith(task =>
{
Interlocked.Decrement(ref _workingMessagesProcessors);
messagesReturned.Add(task.Result);
}));
}
Interlocked.Add(ref _workingMessagesProcessors, processorsToStart);
//await Task.WhenAny(sdf);
await Task.WhenAll(sdf);
}
}
return(returnValue.ToArray());
}
async Task <bool> ProcessMessages(MessagesProcessor messagesProcessor, ConcurrentBag <TgMessage> returnValue, Func <IEnumerable <Message>, IEnumerable <TgMessage> > map)
{
try
{
var messages = await messagesProcessor.GetMessages();
if (!messages.Any())
{
return(false);
}
var tgMessages = map(messages);
foreach (var tgMessage in tgMessages)
{
returnValue.Add(tgMessage);
}
}
catch (Exception exception)
{
LogManager.GetCurrentClassLogger().Error(exception);
return(true);
}
return(true);
}
async Task <IReadOnlyCollection <TgMessage> > GetMessagesForContactId(int contactId)
{
var returnValue = new List <TgMessage>();
var messagesProcessor = new MessagesProcessor(_client, contactId);
for (var messages = await messagesProcessor.GetMessages(); messages.Any(); messages = await messagesProcessor.GetMessages())
{
var tgMessages = MapMessages(messages);
returnValue.AddRange(tgMessages);
}
return(returnValue.ToArray());
}