private List <Transaction> GetTransactionsToBeGrouped(List <Transaction> transactions, out GroupedTransactions groupedTransactions)
{
List <Transaction> toBeGrouped;
groupedTransactions = new GroupedTransactions();
if (transactions.Count > _options.MaxTransactions)
{
groupedTransactions.NonParallelizables.AddRange(
transactions.GetRange(_options.MaxTransactions, transactions.Count - _options.MaxTransactions));
toBeGrouped = transactions.GetRange(0, _options.MaxTransactions);
}
else
{
toBeGrouped = transactions;
}
return(toBeGrouped);
}
public async Task <GroupedTransactions> GroupAsync(IChainContext chainContext, List <Transaction> transactions)
{
Logger.LogTrace($"Entered GroupAsync");
var groupedTransactions = new GroupedTransactions();
List <Transaction> toBeGrouped;
if (transactions.Count > _options.MaxTransactions)
{
groupedTransactions.NonParallelizables.AddRange(
transactions.GetRange(_options.MaxTransactions, transactions.Count - _options.MaxTransactions));
toBeGrouped = transactions.GetRange(0, _options.MaxTransactions);
}
else
{
toBeGrouped = transactions;
}
using (var cts = new CancellationTokenSource(_options.GroupingTimeOut))
{
var parallelizables = new List <(Transaction, TransactionResourceInfo)>();
Logger.LogTrace($"Extracting resources for transactions.");
var txsWithResources = await _resourceExtractionService.GetResourcesAsync(chainContext, toBeGrouped, cts.Token);
Logger.LogTrace($"Completed resource extraction.");
foreach (var twr in txsWithResources)
{
if (twr.Item2.ParallelType == ParallelType.InvalidContractAddress)
{
groupedTransactions.TransactionsWithoutContract.Add(twr.Item1);
continue;
}
// If timed out at this point, return all transactions as non-parallelizable
if (cts.IsCancellationRequested)
{
groupedTransactions.NonParallelizables.Add(twr.Item1);
continue;
}
if (twr.Item2.ParallelType == ParallelType.NonParallelizable)
{
groupedTransactions.NonParallelizables.Add(twr.Item1);
continue;
}
if (twr.Item2.Paths.Count == 0)
{
// groups.Add(new List<Transaction>() {twr.Item1}); // Run in their dedicated group
groupedTransactions.NonParallelizables.Add(twr.Item1);
continue;
}
parallelizables.Add(twr);
}
groupedTransactions.Parallelizables.AddRange(GroupParallelizables(parallelizables));
Logger.LogTrace($"Completed transaction grouping.");
}
Logger.LogTrace($"From {transactions.Count} transactions, grouped into " +
$"{groupedTransactions.Parallelizables.Count} groups, left " +
$"{groupedTransactions.NonParallelizables.Count} as non-parallelizable transactions.");
return(groupedTransactions);
}