private void Handle(ICommandContext commandContext, StartTransaction command)
{
if (AvailableBalance <= command.Amount)
{
throw new Exception("Insufficion founds");
}
if (AccountNumber != command.FromAccount)
{
throw new Exception("Wrong account number");
}
if (command.Amount <= 0)
{
return;
}
if (OutstandingTransactions.ContainsKey(command.TransactionId))
{
return;
}
commandContext.Emit(new AccountDebited
{
CausationId = command.CausationId,
Amount = command.Amount,
ToAccount = command.ToAccount,
TransactionId = command.TransactionId,
AccuontNumber = command.FromAccount
});
}
private void Handle(ICommandContext commandContext, CreateAccount command)
{
if (!string.IsNullOrEmpty(AccountNumber))
{
return;
}
commandContext.Emit(new AccountCreated
{
AccountNumber = command.AccountNumber,
CausationId = command.CausationId
});
if (command.InitialBalance > 0)
{
commandContext.Emit(new AccountBalanceInitialized
{
Balance = command.InitialBalance,
CausationId = command.CausationId,
AccuuntNumber = command.AccountNumber
});
}
}
private void Handle(ICommandContext commandContext, CommitTransaction command)
{
if (AccountNumber != command.AccountNumber)
{
throw new Exception("Wrong account number");
}
commandContext.Emit(
new TransactionCommitted
{
AccountNumber = command.AccountNumber,
CausationId = command.CausationId,
TransactionId = command.TransactionId
});
}
public Empty AddItem(Com.Example.Shoppingcart.AddLineItem item, ICommandContext ctx)
{
if (item.Quantity <= 0)
{
ctx.Fail("Cannot add negative quantity of to item" + item.ProductId);
}
ctx.Emit(
new ItemAdded()
{
Item = new LineItem()
{
ProductId = item.ProductId,
Quantity = item.Quantity
}
}
);
return(new Empty());
}
private void Handle(ICommandContext commandContext, Deposit command)
{
if (AccountNumber != command.ToAccount)
{
throw new Exception("Wrong account number");
}
if (command.Amount <= 0)
{
return;
}
if (!OutstandingTransactions.ContainsKey(command.TransactionId))
{
return;
}
commandContext.Emit(new AccountCredited
{
AccountNumber = command.ToAccount,
Amount = command.Amount,
CausationId = command.CausationId,
FromAccount = command.FromAccount,
TransactionId = command.TransactionId
});
}
public Wrapped AddItem(string msg, ICommandContext context)
{
Assert.Equal("AddItem", context.CommandName);
context.Emit(msg + " event");
return(new Wrapped(msg));
}