public async Task <long> GetEventsAsync(string actorName, long indexStart, long indexEnd, Action <object> callback)
{
var config = new QueryOperationConfig {
ConsistentRead = true
};
config.Filter.AddCondition(_options.EventsTableHashKey, QueryOperator.Equal, actorName);
config.Filter.AddCondition(_options.EventsTableSortKey, QueryOperator.Between, indexStart, indexEnd);
var query = _eventsTable.Query(config);
var lastIndex = -1L;
while (true)
{
var results = await query.GetNextSetAsync();
foreach (var doc in results)
{
callback(GetData(doc));
lastIndex++;
}
if (query.IsDone)
{
break;
}
}
return(lastIndex);
object GetData(Document doc)
{
var dataTypeE = doc.GetValueOrThrow(_options.EventsTableDataTypeKey);
var dataE = doc.GetValueOrThrow(_options.EventsTableDataKey);
var dataType = Type.GetType(dataTypeE.AsString());
return(_dynamoDBContext.FromDocumentDynamic(dataE.AsDocument(), dataType));
}
}