private async Task LaunchEventHandlers(IAggregate aggregate, ITeclynEvent @event)
{
var eventTypeAncestors = @event.GetType().GetAllAncestorsAndInterfaces();
var handlers = eventTypeAncestors
.SelectMany(ancestorType => this._eventHandlerService.GetEventHandlers(ancestorType))
.Select(handler => handler.GetHandleAction(aggregate, @event));
await Task.WhenAll(handlers.Select(t => t()));
}
private IEventInformation BuildEventInformation(ITeclynEvent @event)
{
var eventInformation = new EventInformation();
eventInformation.Id = this.IdGenerator.GenerateId();
eventInformation.User = this._teclynContext.CurrentUser;
eventInformation.Date = this._timeService.Now();
eventInformation.EventType = @event.GetType().ToString();
eventInformation.Event = @event;
return(eventInformation);
}
public void Inject(ITeclynEvent @event)
{
var properties = @event.GetType().GetRuntimeProperties().Where(property => property.CanWrite);
var injectionActions = properties
.Select(property => new
{
Injector = injectors.FirstOrDefault(injector => injector.AppliesToProperty(property)),
Property = property
})
.Where(info => info.Injector != null)
.Select(info => (Action)(() => info.Injector.Inject(@event, info.Property)));
foreach (var injectionAction in injectionActions)
{
injectionAction();
}
}
public Func <Task> GetHandleAction(IAggregate aggregate, ITeclynEvent @event)
{
return(() => this.action(aggregate, @event));
}
public void Inject(ITeclynEvent @event, PropertyInfo property)
{
property.SetValue(@event, this.dataBuilder());
}
