public AggregateQueryRunner(AggregateQuery query)
{
if (query.Streak == null)
{
throw new Exception("Streak cannot be null!");
}
if (query.Init == null)
{
throw new Exception("Init function cannot be null!");
}
if (query.Aggregate == null)
{
throw new Exception("Aggregate function cannot be null!");
}
Query = query;
//Compile lambdas
var init = LambdaCompiler.CreateInit(query.Init);
_aggregate = LambdaCompiler.CreateLambda(query.Aggregate);
//Create reader streak
_streak = new Streak.Core.Streak(query.Streak);
//Initialize state
_state = init();
//Run
_tokenSource = new CancellationTokenSource();
Run(_tokenSource.Token);
}
public void AddQuery(AggregateQuery query)
{
lock (_sync)
{
var runner = new AggregateQueryRunner(query);
_queries.Add(runner);
var e = new Event
{
Data = JsonConvert.SerializeObject(query),
Meta = "",
Type = "AddAggregateQuery"
};
_streak.Save(new[] { e });
}
}
