public override bool DeleteItem(ItemDefinition itemDefinition, CallContext context)
{
#if DEBUG
var timer = Stopwatch.StartNew();
#endif
// check if already deleted in head
var headParentId = HeadProvider.GetParentID(itemDefinition, context);
if (headParentId == ID.Undefined)
{
#if DEBUG
this.Trace(true, timer, itemDefinition.ID, context);
#endif
return(true);
}
var itemId = itemDefinition.ID;
if (ReadOnlyProviders.FirstNotNull(x => x.GetItemDefinition(itemId)) == null)
{
// item may only exist in head provider
// so we can simply delete it
var deleted = HeadProvider.DeleteItem(itemDefinition, context);
#if DEBUG
this.Trace(deleted, timer, itemDefinition.ID, context);
#endif
return(deleted);
}
if (HeadProvider.GetItemDefinition(itemId, context) != null)
{
// item exists both in read-only data provider and in HEAD
// so we first delete it in HEAD
HeadProvider.DeleteItem(itemDefinition, context);
// and pretend it was only in read-only data provider
}
// item only exists in read-only data provider
// so we create item definition beneath undefied parent
var deleted2 = CreateItem(itemId, itemDefinition.Name, itemDefinition.TemplateID, new ItemDefinition(ID.Undefined, "undefined", ID.Null, ID.Null), context);
#if DEBUG
this.Trace(deleted2, timer, itemDefinition.ID, context);
#endif
return(deleted2);
}
