public void UpdateSettings(DTO.Settings updatedSettings)
{
CheckHelper.ArgumentNotNull(updatedSettings, "updatedSettings");
CheckHelper.ArgumentWithinCondition(!updatedSettings.IsNew(), "!updatedSettings.IsNew()");
Container.Get <IValidateService>().CheckIsValid(updatedSettings);
CheckHelper.WithinCondition(SecurityService.IsLoggedIn, "User is not logged in.");
CheckHelper.WithinCondition(SecurityService.IsCurrentUserAdministrator, "Only administrator can update settings.");
var persistentService = Container.Get <IPersistentService>();
var settings =
Container
.Get <IPersistentService>()
.GetEntitySet <DataAccess.Settings>()
.SingleOrDefault();
CheckHelper.ArgumentNotNull(settings, "Cannot find settings.");
CheckHelper.WithinCondition(settings.Id == updatedSettings.Id, "settings.Id == updatedSettings.Id");
settings.RublesPerDollar = updatedSettings.RublesPerDollar;
settings.UpdateTrackFields(Container);
persistentService.SaveChanges();
_settings = null;
}
