private static void PerformCommand()
{
if (CommandIsNotAllowed())
{
return;
}
CommandExecutionResult result = null;
try
{
result = CommandHandlerFactory
.Create(_executionContext.Command.CommandType)
.Execute(_executionContext.Command.Parameters,
_executionContext.CurrentScreen.Model);
}
catch (Exception exception)
{
ExceptionScreen(exception);
return;
}
_executionContext.CurrentScreen = result.NextScreenType.HasValue
? ScreenFactory.CreateScreen(_render, result.NextScreenType.Value, result.Model)
: null;
_executionContext.Command = null;
_render.Clear();
}
