protected async Task ProcessDeletions(List <BaseItem> deletedItems)
{
await SetExecutionStatus(ExecutionStatus.Deletions);
foreach (var item in deletedItems)
{
try
{
if (item.AdapterType == _targetEntityAdapter.GetType() &&
item.Association.SyncDirection == SyncDirection.FullSync)
{
await _sourceEntityAdapter.DeleteItem(item);
}
if (item.AdapterType == _sourceEntityAdapter.GetType() &&
item.Association.SyncDirection == SyncDirection.FullSync)
{
await _targetEntityAdapter.DeleteItem(item);
}
var link = LinkStatusTableModel.GetDefault().GetItem(item);
if (link != null && item.Association.SyncDirection == SyncDirection.FullSync)
{
//the linked item should only be deleted from the database if its a full sync
//otherwise changes might not be tracked anymore if the user makes changes to the sync direction
var linkedItem = ItemTableModel.GetDefault().GetItem(link.TargetItemId);
if (linkedItem != null)
{
if (linkedItem.IsCollection)
{
var childItems = ItemTableModel.GetDefault().GetFilesForFolder(linkedItem.EntityId);
foreach (var childItem in childItems)
{
var childLink = LinkStatusTableModel.GetDefault().GetItem(childItem);
if (childLink != null)
{
LinkStatusTableModel.GetDefault().DeleteItem(childLink.Id);
}
ItemTableModel.GetDefault().DeleteItem(childItem.Id);
}
}
ItemTableModel.GetDefault().DeleteItem(linkedItem.Id);
var historyEntry = new SyncHistoryEntry();
historyEntry.CreateDate = DateTime.Now;
historyEntry.Result = SyncResult.Deleted;
historyEntry.OldItemDisplayName = item.DisplayName;
SyncHistoryTableModel.GetDefault().InsertItem(historyEntry);
}
}
if (link != null)
{
LinkStatusTableModel.GetDefault().DeleteItem(link.Id);
}
if (item.IsCollection)
{
var childItems = ItemTableModel.GetDefault().GetFilesForFolder(item.EntityId);
foreach (var childItem in childItems)
{
ItemTableModel.GetDefault().DeleteItem(childItem.Id);
_deletedCount++;
}
}
ItemTableModel.GetDefault().DeleteItem(item.Id);
_deletedCount++;
}
catch (Exception e)
{
ToastHelper.SendToast(string.Format("Message: {0}, EntitityId: {1}", e.Message, item.EntityId));
await
LogHelper.Write(string.Format("Message: {0}, EntitityId: {1} StackTrace:\r\n{2}", e.Message,
item.EntityId, e.StackTrace));
}
}
}
