public Task <ICommandResult> HandleCommandAsync(SalesOrderState s, RaiseSalesOrderCommand c, CancellationToken ct)
{
if (s.SalesOrder != null)
{
return(CommandResult.FromErrorIAsync("Duplicate sales order id."));
}
var e = new SalesOrderRaisedEvent(
BusinessEventMetadata.FromCausalId(c.GetCommandId()),
c.SalesOrderId, c.CustomerName, c.CustomerEmail, c.Price
);
return(CommandResult.FromEventIAsync(e));
}
public Task <IActionResult> RaiseSalesOrder([FromBody] RaiseSalesOrderCommand c) => CommandProcessor.ProcessCommandAsync(_ar, c);