private void RemoveFromHandler(EventHandler handler, string identity, IEnumerable <string> codes, bool isOut)
{
IDatabase db = this.redis.Get();
IList <EventData> events = isOut ? handler.Out : new[] { handler.In };
foreach (var code in codes)
{
var e = events.FirstOrDefault(x => x.EventCode == code);
if (e != null)
{
events.Remove(e);
}
if (isOut)
{
var senders = GetEventSenders(code);
var sender = senders.FirstOrDefault(x => x.ServiceIdentity == identity);
if (sender != null)
{
senders.Remove(sender);
db.StringSet(GetEventSendersKey(code), JsonConvert.SerializeObject(senders));
}
}
else
{
var listeners = GetEventListeners(code);
var listener = listeners.FirstOrDefault(x => x.ServiceIdentity == identity);
if (listener != null)
{
listeners.Remove(listener);
db.StringSet(GetEventListenersKey(code), JsonConvert.SerializeObject(listeners));
}
}
}
}
public void SaveHandler(EventHandler handler, string serviceIdentity)
{
IDatabase db = this.redis.Get();
var handlers = GetServiceHandlers(serviceIdentity) ?? new List <EventHandler>();
var exist = handlers.FirstOrDefault(x => x.Name == handler.Name);
if (exist == null)
{
handlers.Add(new EventHandler()
{
Out = new List <EventData>(),
Name = handler.Name,
HandlerStackPlace = handler.HandlerStackPlace,
CodeBase = handler.CodeBase,
HandlerClassName = handler.HandlerClassName,
Script = handler.Script
});
}
db.StringSet(GetHandlersKey(serviceIdentity), JsonConvert.SerializeObject(handlers));
}
private void ClearHandler(EventHandler handler, string identity)
{
RemoveFromHandler(handler, identity, handler.Out.Select(x => x.EventCode).ToList(), true);
RemoveFromHandler(handler, identity, new[] { handler.In.EventCode }, false);
}