private async Task BatchChanges()
{
var buffer = new BufferBlock <AssemblyChangedEvent>();
using (AssemblyChangedBroadcast.LinkTo(buffer))
{
while (true)
{
var hasChanged = false;
var assemblyChanges = new List <AssemblyChangedEvent>();
do
{
var assemblyChange = await buffer.ReceiveAsync(batchChangesCancellationTokenSource.Token);
if (assemblyChange != null)
{
assemblyChanges.Add(assemblyChange);
}
if (assemblyChange != null && !hasChanged)
{
// After the first change, wait for more changes
await Task.Delay(TimeSpan.FromMilliseconds(500), batchChangesCancellationTokenSource.Token);
hasChanged = true;
}
} while (!hasChanged || buffer.Count > 0);
// Merge files that were modified multiple time
assemblyChanges = assemblyChanges.GroupBy(x => x.ChangedFile).Select(x => x.Last()).ToList();
AssembliesChangedBroadcast.Post(assemblyChanges);
}
}
}
public async Task ReceiveAndDiscardChanges(TimeSpan batchInterval, CancellationToken cancellationToken)
{
var hasChanged = false;
var buffer = new BufferBlock <AssemblyChangedEvent>();
using (AssemblyChangedBroadcast.LinkTo(buffer))
{
do
{
var assemblyChange = await buffer.ReceiveAsync(cancellationToken);
if (assemblyChange != null && !hasChanged)
{
// After the first change, wait for more changes
await Task.Delay(batchInterval, cancellationToken);
hasChanged = true;
}
} while (!hasChanged || fileChanged.Count > 0);
}
}
