internal static IServiceCollection AddInstanceSingleton <TInterface, TImplementation>(this IServiceCollection services, IEnumerable <string> routePatterns, string?exchange, int order)
where TInterface : class
where TImplementation : class, TInterface
{
var patterns = routePatterns.ToList();
services.AddSingleton <TInterface, TImplementation>();
var router = new MessageHandlerRouter(typeof(TImplementation), exchange, patterns);
services.Add(new ServiceDescriptor(typeof(MessageHandlerRouter), router));
return(services.AddMessageHandlerOrderingModel <TImplementation>(patterns, exchange, order));
}
internal static IServiceCollection AddInstanceTransient <TInterface, TImplementation>(this IServiceCollection services, IEnumerable <string> routePatterns, string exchange, int order)
where TInterface : class
where TImplementation : class, TInterface
{
services.AddTransient <TInterface, TImplementation>();
var router = new MessageHandlerRouter
{
Type = typeof(TImplementation),
Exchange = exchange,
RoutePatterns = routePatterns.ToList()
};
services.Add(new ServiceDescriptor(typeof(MessageHandlerRouter), router));
services.AddMessageHandlerOrderingModel <TImplementation>(routePatterns, exchange, order);
return(services);
}
async Task CreateProjectionFromEvents <TProjection>(IEnumerable <SourcedEvent> events, Action <TProjection> onLoaded) where TProjection : new()
{
var projection = new TProjection();
var router = new MessageHandlerRouter();
router.RegisterHandler(projection);
foreach (var e in events)
{
await router.RouteMessageToHandlersAsync(e.Body);
}
router.UnregisterHandler(projection);
onLoaded(projection);
}
public ProjectionHydrater(EventRetreiver eventRetreiver)
{
this.eventRetreiver = eventRetreiver;
eventRouter = new MessageHandlerRouter();
}