private SingleChoiceListFinderModel BuildSingleChoiceModel(SocketEventContext model, string prefix, IUpdateModel updater)
{
var viewModel = new SingleChoiceListFinderModel();
var item = model.Query.Connectors.List().FirstOrDefault();
var ids = new int[] {};
if (item != null && item.RightContent != null)
{
viewModel.RightItemId = item.RightContent.ContentItem.Id;
ids = new[] { item.RightContent.ContentItem.Id };
}
PopulateChoiceListModel(model, viewModel, prefix, updater, ids);
// Add "none" option for the drop-down
if (model.Connector.Settings.AllowNone)
{
viewModel.AvailableRightItems = new[] { new SelectListItem()
{
Text = T("(none)").Text, Value = "", Selected = !viewModel.RightItemId.HasValue
} }
.Concat(viewModel.AvailableRightItems);
}
return(viewModel);
}
private void UpdatedSingleChoiceModel(SocketEventContext model, SingleChoiceListFinderModel viewModel, string prefix, IUpdateModel updater)
{
if (viewModel.RightItemId.HasValue)
{
// Remove existing ones if only allowed one end point
// TODO: Sure we *might* want to show the dropdown instead but really, why?
// Don't add if it's already there
// TODO: (Perf) possibly not efficient, but it only happens on edits
if (model.Connector.Settings.AllowDuplicates || !model.Query.Connectors.List().Any(c => c.RightContentItemId == viewModel.RightItemId.Value))
{
// Add new connector
var addedId = viewModel.RightItemId.Value;
model.Query.Connectors.Add(addedId);
}
if (!model.Connector.Settings.AllowMany)
{
model.Query.Connectors.Remove(c => c.RightContentItemId != viewModel.RightItemId.Value);
}
}
else
{
if (!model.Connector.Settings.AllowMany)
{
// Removing all connectors
model.Query.Connectors.Remove(c => true);
}
}
// TODO: Logic shouldn't be here. Might be a problem if connector creation later fails due to permissions.
if (!model.Connector.Settings.AllowNone && !model.Query.Connectors.Any())
{
updater.AddModelError(prefix + ".RightItemId", T("You must select an item for {0}", model.SocketMetadata.SocketTitle));
}
}
