public async Task <object> GetValueAsync()
{
if (Type.IsGenericType && Type.GetGenericTypeDefinition() == typeof(IAsyncCollector <>))
{
if (_attribute.TriggerAttribute == nameof(PerperStreamTriggerAttribute))
{
var collectorType = typeof(PerperStreamAsyncCollector <>).MakeGenericType(Type.GenericTypeArguments);
return(Activator.CreateInstance(collectorType, _attribute.Stream, _context) !);
}
else
{
var collectorType = typeof(PerperWorkerAsyncCollector <>).MakeGenericType(Type.GenericTypeArguments);
return(Activator.CreateInstance(collectorType, _attribute.Stream, _attribute.Worker, _context) !);
}
}
var data = _context.GetData(_attribute.Stream);
if (Type.IsGenericType && Type.GetGenericTypeDefinition() == typeof(IAsyncEnumerable <>))
{
var streamType = typeof(PerperStreamAsyncEnumerable <>).MakeGenericType(Type.GenericTypeArguments[0]);
return(Activator.CreateInstance(streamType, _attribute.Stream, _attribute.Delegate,
_attribute.Parameter, await data.FetchStreamParameterStreamNameAsync(_attribute.Parameter), _context) !);
}
var result = _attribute.TriggerAttribute switch
{
nameof(PerperStreamTriggerAttribute) => await data.FetchStreamParameterAsync <object>(_attribute
.Parameter),
nameof(PerperWorkerTriggerAttribute) => await data.FetchWorkerParameterAsync <object>(_attribute.Worker,
_attribute.Parameter),
nameof(PerperModuleTriggerAttribute) => await data.FetchWorkerParameterAsync <object>(_attribute.Worker, _attribute.Parameter),
_ => throw new ArgumentException()
};
if (Type == typeof(IPerperStream[]) && result is object[] binaryObjects)
{
result = binaryObjects.OfType <IBinaryObject>().Select(x => x.Deserialize <PerperFabricStream>()).ToArray();
}
return(result);
}
public async Task StartAsync(CancellationToken cancellationToken)
{
_context.StartListen(_delegateName);
_listenTask = ListenAsync(_listenCancellationTokenSource.Token);
if (_attribute.RunOnStartup)
{
var data = _context.GetData($"$launcher.{_delegateName}");
await data.StreamActionAsync($"$launcher.{_delegateName}", "", new {});
await data.CallWorkerAsync($"$launcher.{_delegateName}", _delegateName, "", new {});
}
}
public async Task AddAsync(T item, CancellationToken cancellationToken = new CancellationToken())
{
var data = _context.GetData(_streamName);
await data.SubmitWorkerResultAsync(_workerName, item);
}
public async Task AddAsync(T item, CancellationToken cancellationToken = new CancellationToken())
{
var data = _context.GetData(_streamName);
await data.AddStreamItemAsync(item);
}
public IQueryable <T> Query <T>(IAsyncEnumerable <T> stream)
{
var streamName = (stream as PerperStreamAsyncEnumerable <T>) !.GetStreamName();
var data = _context.GetData(streamName);
return(data.QueryStreamItemsAsync <T>());
}
