private void When(object @event)
{
switch (@event)
{
case Events.ProductTypeCreated e:
Id = new ProductTypeId(e.Id);
Name = e.Name;
break;
case Events.ProductTypeNameChanged e:
Name = e.Name;
break;
case Events.ProductTypeDeleted e:
Id = new ProductTypeId(e.Id);
Name = e.Name;
break;
}
}
public static ProductType Create(ProductTypeId id, string name)
{
if (id is null)
{
throw new ArgumentNullException(nameof(id), "Product type without unique identifier cannot be created.");
}
if (string.IsNullOrWhiteSpace(name))
{
throw new ArgumentNullException(nameof(name), "Product type without name cannot be created.");
}
var productType = new ProductType();
productType.Apply(new Events.ProductTypeCreated
{
Id = id,
Name = name
});
return(productType);
}