public static IHostBuilder CreateHostBuilder(string[] args) =>
Host.CreateDefaultBuilder(args)
.ConfigureWebHostDefaults(webBuilder =>
{
webBuilder.UseStartup <Startup>();
})
.UseContentRoot(Directory.GetCurrentDirectory())
.ConfigureAppConfiguration((context, builder) =>
{
builder.AddEnvironmentVariables();
})
.ConfigureLogging((context, logger) =>
{
logger
.AddConsole();
})
.ConfigureServices((context, collection) =>
{
var config = @"akka.loglevel = INFO
akka.actor.debug.receive = on
akka.actor.debug.unhandled = on
akka.actor.debug.event-stream = on
akka.stdout-loglevel = INFO";
var actorSystem = ActorSystem.Create("bank-system", config);
var aggregateManager = actorSystem.ActorOf(Props.Create(() => new AggregateManager()));
var num = 1;
foreach (var id in SeedData.UserIds)
{
var name = $"User{num}";
var email = $"user-{num}@foo.com";
var registerUser = new RegisterUser(id, name, email, "SE", "1234567890");
var savings = 2 * num;
var credit = num;
var openAccount = new OpenBankAccount(id, savings, credit);
aggregateManager.Tell(registerUser, ActorRefs.NoSender);
aggregateManager.Tell(openAccount, ActorRefs.NoSender);
num++;
}
collection
.AddSingleton(actorSystem)
.AddSingleton(_ => new AggregateManagerRef(aggregateManager))
.AddTransient <UserClubAssignmentService>();
});
public async Task Execute(string[] args)
{
var account = new BankAccount(Guid.NewGuid());
var openAccount = new OpenBankAccount();
account.Execute(openAccount);
await _repository.Save(account);
var rand = new Random();
for (var x = 0; x < 10; x++)
{
var isCredit = rand.NextDouble() >= 0.5;
var amount = rand.Next(0, 100);
if (isCredit)
{
account.Execute(new CreditBankAccount(amount));
}
else
{
account.Execute(new DebitBankAccount(amount));
}
foreach (var @event in account.PendingEvents)
{
Console.WriteLine(@event);
}
Console.WriteLine($"Current balance is {account.Balance.ToString("c")}");
Console.WriteLine("");
await _repository.Save(account);
await Task.Delay(1000);
}
Console.WriteLine("Reading back events directly from event store:");
Console.WriteLine("");
Console.WriteLine("No\tType\tMessage");
foreach (var @event in await _eventStore.GetEvents(1, 100))
{
Console.WriteLine($"{@event.EventNumber}\t{@event.EventType}\t{@event.Data}");
}
}
public async Task When_flow_is_opened_user_is_assigned_to_a_club()
{
var aggregateManager = Sys.ActorOf(Props.Create(() => new AggregateManager()));
var aggregateManagerRef = new AggregateManagerRef(aggregateManager);
var userClubAssignmentService = new UserClubAssignmentService(aggregateManagerRef, Sys);
var flowUnderTest = userClubAssignmentService.AssignmentFlow;
var queue = userClubAssignmentService.Queue;
var materializer = Sys.Materializer();
var probe = this.SinkProbe <AssignmentSummary>();
var id = new Guid("1c041a27-0c61-414e-a002-30706b3411fd");
var name = $"testUser";
var email = $"*****@*****.**";
var registerUser = new RegisterUser(id, name, email, "SE", "1234567890");
var savings = 20;
var credit = 14;
var openAccount = new OpenBankAccount(id, savings, credit);
aggregateManager.Tell(registerUser, ActorRefs.NoSender);
aggregateManager.Tell(openAccount, ActorRefs.NoSender);
var assignmentCommand = new AssignUserToClubFlow
{
UserId = id,
AggregateManager = aggregateManager
};
using (materializer)
{
var flow = queue
.Via(flowUnderTest)
.ToMaterialized(probe, Keep.Both)
.Run(materializer);
var q = flow.Item1;
var sink = flow.Item2;
var result = await q.OfferAsync(assignmentCommand);
sink.Request(1);
//sink.RequestNext();
sink.ExpectNext <AssignmentSummary>(x =>
x.Email == email &&
x.NetWorth == savings - credit);
}
}
