/// <summary>
/// Handle recurring regular tasks
/// </summary>
public void OnTick()
{
if (TickCount++ >= TickInterval)
{
Logger.LogInformation("Running garbage collection");
TickCount = 0;
var garbageItemDatas = GarbageItemDataRepo.ReadExpired();
if (garbageItemDatas.Count > 0)
{
garbageItemDatas.ForEach((garbageItemData) =>
{
try
{
var item = ItemManager.Read(garbageItemData.DataItemId);
Logger.LogDebug($"Garbage collecting: {item.GetProperty<VisibleItemProperty>()?.Name ?? item.Id.ToString()}");
ItemManager.Delete(new List <Item>()
{
item
});
}
catch (Exception e)
{
ModuleManager.GetLogger().LogException("Failed to garbage collect item", e);
}
});
}
}
}
/// <summary>
/// Delete attribute of base item before base item is deleted
/// </summary>
/// <param name="item">Base item about to be deleted</param>
public void OnItemDelete(Item item)
{
if (item.HasData <GarbageItemData>())
{
var data = item.GetData <GarbageItemData>();
GarbageItemDataRepo.Delete(data);
}
}
/// <summary>
/// Create attribute, if present, after item is created
/// </summary>
/// <param name="item">Base item just created from datastore</param>
public void OnItemCreate(Item item)
{
if (item.HasData <GarbageItemData>())
{
var data = item.GetData <GarbageItemData>();
data.DataItemId = item.Id;
GarbageItemDataRepo.Create(data);
}
}
/// <summary>
/// Append attribute to base item when it is loaded
/// </summary>
/// <param name="item">Base item just read from datastore</param>
public void OnItemRead(Item item)
{
var data = GarbageItemDataRepo.Read(item);
if (data != null)
{
item.Data.Add(data);
item.AddProperty(typeof(GarbageItemProperty), new GarbageItemProperty()
{
});
}
}
/// <summary>
/// Determine if a moved item requires a garbage timer to be set
/// </summary>
/// <param name="itemEvent"></param>
public void OnMoveItemEvent(IEvent itemEvent)
{
var moveItemEvent = (CoreMoveItemEvent)itemEvent;
if (moveItemEvent.Item.GetData <GarbageItemData>() is GarbageItemData garbage)
{
if (moveItemEvent.NewParent != null && moveItemEvent.NewParent.HasProperty <LocationItemProperty>())
{
garbage.IntervalTime = DateTime.Now.AddMilliseconds(TickTime * garbage.Interval);
GarbageItemDataRepo.Update(garbage);
}
}
}
/// <summary>
/// Append attribute to base item when it is loaded
/// </summary>
/// <param name="item">Base item about to be persisted to datastore</param>
public void OnItemUpdate(Item item)
{
if (item.HasData <GarbageItemData>())
{
var data = item.GetData <GarbageItemData>();
if (data.Id == Guid.Empty)
{
OnItemCreate(item);
}
else
{
GarbageItemDataRepo.Update(data);
}
}
}
/// <summary>
/// Get all unique item identifiers of managed items
/// </summary>
/// <returns></returns>
public List <Guid> GetItemIds()
{
var itemIds = GarbageItemDataRepo.GetItemIds();
return(itemIds);
}
