/// <summary>
/// <see cref="ExchangeSyncProvider.EnumerateChanges"/>
/// </summary>
public override IEnumerable <IRemoteItem> EnumerateChanges(SyncContext context)
{
base.EnumerateChanges(context);
var result = new List <IRemoteItem>();
if (!UserSettings.ImportActivities)
{
return(result);
}
var folders = new List <Exchange.Folder>();
Exchange.FolderId trashFolderId = Exchange.Folder.Bind(
Service, Exchange.WellKnownFolderName.DeletedItems, Exchange.BasePropertySet.IdOnly).Id;
if (UserSettings.ImportActivitiesAll)
{
Exchange.Folder rootFolder = Exchange.Folder.Bind(Service, Exchange.WellKnownFolderName.MsgFolderRoot);
folders.GetAllFoldersByFilter(rootFolder);
folders.Add(rootFolder);
}
else
{
folders = SafeBindFolders(Service, UserSettings.RemoteFolderUIds.Keys, context);
}
Exchange.SearchFilter itemsFilter = GetItemsSearchFilters();
SyncItemSchema schema = FindSchemaBySyncValueName(typeof(ExchangeTask).Name);
foreach (Exchange.Folder folder in folders)
{
if (folder.Id.Equals(trashFolderId))
{
continue;
}
var itemView = new Exchange.ItemView(PageItemCount);
Exchange.FindItemsResults <Exchange.Item> itemCollection;
do
{
itemCollection = folder.ReadItems(itemsFilter, itemView);
foreach (Exchange.Item item in itemCollection)
{
Exchange.Task task = ExchangeUtility.SafeBindItem <Exchange.Task>(Service, item.Id);
if (task != null)
{
var remoteItem = new ExchangeTask(schema, task, TimeZone);
result.Add(remoteItem);
}
}
} while (itemCollection.MoreAvailable);
}
return(result);
}
public override IRemoteItem LoadSyncItem(SyncItemSchema schema, string id)
{
ExchangeBase remoteItem;
Exchange.Task task = ExchangeUtility.SafeBindItem <Exchange.Task>(Service, new Exchange.ItemId(id));
if (task != null)
{
remoteItem = new ExchangeTask(schema, task, TimeZone)
{
Action = SyncAction.Update
};
}
else
{
task = new Exchange.Task(Service);
remoteItem = new ExchangeTask(schema, task, id, TimeZone)
{
State = SyncState.Deleted
};
}
return(remoteItem);
}