private static async Task DoDatabaseRequestsAsync(IServiceProvider serviceProvider, LoggingLevelSwitch loggingLevelSwitch)
{
await using var scope = serviceProvider.CreateAsyncScope();
var logger = scope.ServiceProvider.GetRequiredService <ILogger <Program> >();
var ctx = scope.ServiceProvider.GetRequiredService <ProductsDbContext>();
await InsertProductAsync(ctx, new Product(Guid.NewGuid(), ProductName.Create("Apple"), ProductCategory.Fruits, SpecialProductType.Special, Boundary.Create(1, 2)));
try
{
loggingLevelSwitch.MinimumLevel = LogEventLevel.Fatal;
await InsertProductAsync(ctx, new Product(Guid.NewGuid(), ProductName.Create("Pear"), ProductCategory.Get("Invalid Category"), SpecialProductType.Special, Boundary.Create(1, 2)));
loggingLevelSwitch.MinimumLevel = LogEventLevel.Information;
}
catch (DbUpdateException)
{
logger.LogError("Error during persistence of invalid category");
}
var products = await ctx.Products.AsNoTracking().Where(p => p.Category == ProductCategory.Fruits).ToListAsync();
logger.LogInformation("Loaded products: {@Products}", products);
}
private static void Main(string[] args)
{
Console.Write("Digite o nome do seu produto");
var input = Console.ReadLine();
var productName = ProductName
.Create(input);
if (productName.IsSuccess)
{
var product = new Product(productName.Value);
var unitOfWork = new SalesUnitOfWork();
//var repository = new Repository<Product>(unitOfWork);
var repository = new ProductRepository(unitOfWork);
repository.Add(product);
//unitOfWork.Add(product); //commando de insert do sql server
unitOfWork.SaveChanges(); //Comando de commit do sql server
Console.WriteLine("Sucesso!");
}
else
{
Console.WriteLine(productName.Error);
}
Console.ReadKey();
}
public void GivenOrderHasAnItemProductWithQuantity(string product, int quantity)
{
AddEvent(new OrderLineCreated(
_orderIdentifier,
OrderLineIdentifier.Create(1),
ProductIdentifier.Parse(product),
ProductName.Create("Test"),
quantity));
}
public override Core.OrderManagement.Orders.Events.OrderLineCreated ConvertToIntern(OrderLineCreated e)
{
return(new Core.OrderManagement.Orders.Events.OrderLineCreated(
OrderIdentifier.Parse(e.OrderIdentifier),
OrderLineIdentifier.Parse(e.OrderLineIdentifier),
ProductIdentifier.Parse(e.ProductIdentifier),
ProductName.Create(e.ProductName),
e.Quantity));
}
public void Configure(EntityTypeBuilder <Product> builder)
{
builder
.HasKey(k => k.Id);
builder.Property(p => p.ProductName)
.HasConversion(p => p.Value,
p => ProductName.Create(p).Value)
.IsRequired()
.HasMaxLength(80)
.HasColumnType("varchar");
}
public async Task HandleAsync(RegisterProductCommand args)
{
var productName = ProductName
.Create(args.ProductName);
if (productName.IsSuccess)
{
var product = new Product(productName.Value);
_repository
.Add(product);
await _unitOfWork
.CommitAsync();
}
}
public async Task HandleAsync(EditProductCommand command)
{
var product = await _repository
.GetAsync(command.Id);
var productName = ProductName
.Create(command.ProductName);
product
.Edit(productName.Value);
_repository
.Modify(product);
await _unitOfWork
.CommitAsync();
}
public OrderLine CreateOrderLine(ProductIdentifier productIdentifier, int quantity)
{
if (Lines.Any(ol => ol.ProductIdentifier == productIdentifier))
{
throw new InvalidOperationException($"An orderline with product {productIdentifier} already exists");
}
var orderLineIdentifier = OrderLineIdentifier.NextIdentifier(Lines.LastIdentifier);
ApplyChange(
new OrderLineCreated(
OrderIdentifier,
orderLineIdentifier,
productIdentifier,
ProductName.Create("Unknown"),
quantity));
return(Lines.Get(orderLineIdentifier));
}
public HttpResponse CreateProduct(ProductDefinition definition)
{
Result <ProductName> productName = ProductName.Create(definition.Name);
Result <ManufacturerName> manufacturer = ManufacturerName.Create(definition.Manufacturer);
Result <Maybe <Email> > emailOrNothing = GetImporterEmail(definition);
return(Result.Combine(productName, manufacturer, emailOrNothing)
.OnSuccess(() => new Product
{
ProductId = definition.ProductId,
Category = definition.Category,
Name = productName.Value,
Manufacturer = manufacturer.Value,
ImporterEmail = emailOrNothing.Value,
Quantity = definition.Quantity
})
.OnSuccess(p => _repository.Add(p))
.OnBoth(r => r.IsSuccess ? Commit() : Response.BadRequest(r.Error)));
}
public static void Demo(ILogger logger)
{
logger.Information("==== Demo for ValueObjectAttribute ====");
var bread = ProductName.Create("Bread");
logger.Information("Product name: {Bread}", bread);
string valueOfTheProductName = bread;
logger.Information("Implicit conversion of ProductName -> string: {Key}", valueOfTheProductName);
try
{
ProductName.Create(" ");
logger.Warning("This line won't be reached.");
}
catch (ValidationException)
{
logger.Information("ValidationException is thrown because a product name cannot be an empty string.");
}
var validationResult = ProductName.TryCreate("Milk", out var milk);
if (validationResult == ValidationResult.Success)
{
logger.Information("Product name '{Name}' created with 'TryCreate'.", milk);
}
// Thanks to setting "NullInFactoryMethodsYieldsNull = true"
var nullProduct = ProductName.Create(null);
logger.Information("Null-Product name: {NullProduct}", nullProduct);
var nullValidationResult = ProductName.TryCreate(null, out nullProduct);
if (nullValidationResult == ValidationResult.Success)
{
logger.Information("Null-Product name: {NullProduct}", nullProduct);
}
}
public override Core.OrderManagement.Products.Events.ProductCreated ConvertToIntern(ProductCreated e)
{
return(new Core.OrderManagement.Products.Events.ProductCreated(
ProductIdentifier.Parse(e.ProductIdentifier),
ProductName.Create(e.ProductName)));
}
static async Task Main()
{
var eventsConverter = new EventsConverter();
//var e = new Core.OrderManagement.Orders.Events.OrderCreated(OrderIdentity.New());
//System.Console.WriteLine(JsonSerializer.Serialize(e, new JsonSerializerOptions { WriteIndented = true }));
//var a = EventMapping.Convert(e);
//var json = JsonSerializer.Serialize(a, new JsonSerializerOptions { WriteIndented = true, Converters = { new IdentityJsonConverter() } });
//System.Console.WriteLine(json);
//var data2 = JsonSerializer.Deserialize<OrderCreated>(json);
//var e2 = EventMapping.Convert2(data2);
//System.Console.WriteLine(JsonSerializer.Serialize(e, e.GetType(), new JsonSerializerOptions { WriteIndented = true }));
//return;
var aggregateContext = new AggregateContext();
IEventStore eventStore = new EventStoreDb(eventsConverter, new Uri("http://localhost:2113"));
var productRepository = new ProductRepository(eventStore, aggregateContext);
var product1 = Product.Create(aggregateContext, ProductName.Create("Brood"));
await productRepository.SaveAsync(product1);
product1.ChangeName(ProductName.Create("Boterham"));
await productRepository.SaveAsync(product1);
var productRepository2 = new ProductRepository(eventStore, aggregateContext);
var product1A = await productRepository2.GetAsync(product1.Identifier);
//System.Console.WriteLine(JsonSerializer.Serialize(product, new JsonSerializerOptions { WriteIndented = true }));
//System.Console.WriteLine(JsonSerializer.Serialize(product2, new JsonSerializerOptions { WriteIndented = true }));
var orderRepository = new OrderRepository(eventStore, aggregateContext);
var order = Order.Create(
aggregateContext,
OrderIdentifier.New(),
CustomerIdentifier.New());
var faultyLine = order.CreateOrderLine(ProductIdentifier.New(), 1);
faultyLine.Remove();
var prod2 = ProductIdentifier.New();
var prod3 = ProductIdentifier.New();
var prod4 = ProductIdentifier.New();
order.CreateOrderLine(product1, 1);
order.CreateOrderLine(prod2, 2);
order.CreateOrderLine(prod3, 1);
order.CreateOrderLine(prod4, 1);
var prod3OrderLine = order.Lines.Get(prod3);
prod3OrderLine.Remove();
var prod1OrderLine = order.Lines.Get(product1.Identifier);
prod1OrderLine.AdjustQuantity(3);
await orderRepository.SaveAsync(order);
var order2 = await orderRepository.GetAsync(order.OrderIdentifier);
var product1B = await productRepository2.GetAsync(product1.Identifier);
product1B.ChangeName(ProductName.Create("Stok brood"));
await productRepository2.SaveAsync(product1B);
}
