public async void HandleXX(CreateSchemaCommand command)
{
Guid gSchemaId = new Guid("42E5B6A3-0B76-4FE7-B780-71935086B8ED");
var storedSchemaX = await _repository.Load <Schema>(gSchemaId, Int32.MaxValue);
if (storedSchemaX == null)
{
Console.WriteLine("Item is not found. Create a new one.");
}
var schema = new Schema(gSchemaId); // = _repository.LoadNew<Schema>();
schema.AddProperty("A");
schema.AddProperty("BC");
await _repository.Save(schema);
// query event store for events
var storedSchema = await _repository.Load <Schema>(gSchemaId, Int32.MaxValue);
if (storedSchema == null)
{
Console.WriteLine("Item STILL not found.");
}
else
{
storedSchema.AddProperty("CD");
await _repository.Save(storedSchema);
}
}
public async Task <Either <Error, Nothing> > Handle(CancellationToken cancelationToken, NonEmptyGuid id, Action <TAggregate> whatToDo)
{
var aggregate = await _aggregateStore.Load <TAggregate>(id, cancelationToken);
whatToDo(aggregate);
await _aggregateStore.Save(aggregate, cancelationToken);
return(Nothing.Instance);
}
public Task <Unit> Handle(CutInnerConduitCommand request, CancellationToken cancellationToken)
{
// Id check
if (request.InnerConduitId == null && request.MultiConduitId == null)
{
throw new ArgumentException("Either InnerConduitId or MultiConduitId + InnerConduitSequenceNumber must be provided.");
}
if (request.MultiConduitId == null || request.MultiConduitId == Guid.Empty)
{
var conduitRelations = conduitNetworkQueryService.GetConduitSegmentsRelatedToPointOfInterest(request.PointOfInterestId);
if (!conduitRelations.Any(c => c.Segment.Line.Id == request.InnerConduitId))
{
throw new ArgumentException("Cannot find inner conduit with id: " + request.InnerConduitId + " in point of interest: " + request.PointOfInterestId);
}
var innerConduitSegment = conduitRelations.Find(c => c.Segment.Line.Id == request.InnerConduitId);
request.MultiConduitId = ((ConduitInfo)innerConduitSegment.Segment.Line).GetRootConduit().Id;
request.InnerConduitSequenceNumber = innerConduitSegment.Segment.Line.SequenceNumber;
}
var multiConduit = repo.Load <MultiConduit>(request.MultiConduitId);
multiConduit.CutInnerConduit(request.InnerConduitSequenceNumber, request.PointOfInterestId, routeNetworkQueryService, conduitNetworkQueryService);
repo.Store(multiConduit);
return(Unit.Task);
}
public Task <Unit> Handle(CutSingleConduitCommand request, CancellationToken cancellationToken)
{
// Id check
if (request.SingleConduitId == null || request.SingleConduitId == Guid.Empty)
{
throw new ArgumentException("MultiConduitId cannot be null or empty");
}
var singleConduit = repo.Load <SingleConduit>(request.SingleConduitId);
singleConduit.Cut(request.PointOfInterestId, routeNetworkQueryService, conduitNetworkQueryService);
repo.Store(singleConduit);
return(Unit.Task);
}
public Task <Unit> Handle(RemoveConduitClosureCommand request, CancellationToken cancellationToken)
{
// Id check
if (request.ConduitClosureId == null || request.ConduitClosureId == Guid.Empty)
{
throw new ArgumentException("ConduitClosureId cannot be null or empty");
}
var conduitClosure = repo.Load <ConduitClosure>(request.ConduitClosureId);
conduitClosure.Remove();
repo.Store(conduitClosure);
return(Unit.Task);
}
public void Handle(RemoveProductFromCart removeProductFromCart)
{
var cart = _repository.Load <ShoppingCart>(removeProductFromCart.CartId);
cart.RemoveProduct(removeProductFromCart.ProductId);
_repository.SaveChanges(cart);
}
public void Handle(AddProductToCart message)
{
var cart = _repository.Load <ShoppingCart>(message.CartId);
cart.AddProduct(message.ProductId);
_repository.SaveChanges(cart);
}
private static async Task CancelOrder(IAggregateRepository repository, ILogger log, OrderPlaced @event)
{
var order = await repository.Load <Order>(@event.OrderId);
log.LogInformation("The customer cancelled");
if (order != null)
{
order.Cancel("Customer requested cancellation");
await repository.Save(order);
}
}
private static async Task ProvisionOrder(IAggregateRepository repository, ILogger log, OrderPlaced @event)
{
log.LogInformation("The cooldown expired");
var order = await repository.Load <Order>(@event.OrderId);
// order is ready to go, cooling period expired
if (order != null)
{
order.Provision();
await repository.Save(order);
}
}
/// <summary>
/// Executes an action to an existing AR. Use this method only if you are 100% sure that the AR must exist.
/// If the AR does not exists the method throws an exception.
/// </summary>
/// <param name="id"></param>
/// <param name="update"></param>
public virtual void Update(IAggregateRootId id, Action <AR> update)
{
ReadResult <AR> result = repository.Load <AR>(id);
if (result.IsSuccess)
{
update(result.Data);
repository.Save(result.Data);
}
else
{
throw new Exception($"Failed to load an aggregate. {result}");
}
}
public async Task <TAggregateRoot> Load(TId aggregateId, bool throwIfNotFound = true)
{
return(await repository.Load(aggregateId, throwIfNotFound));
}
public ReadResult <AR> Load <AR>(IAggregateRootId id) where AR : IAggregateRoot
{
return(aggregateRepository.Load <AR>(id));
}
public AR Load <AR>(IAggregateRootId id) where AR : IAggregateRoot
{
return(aggregateRepository.Load <AR>(id));
}
