public async Task <OneDriveDeltaView> GetDeltaView(string requestUri)
{
// A delta view from OneDrive can be larger than a single request, so loop until we have built the complete
// view by following the NextLink properties.
OneDriveDeltaView deltaView = new OneDriveDeltaView();
while (true)
{
OneDriveResponse <Item[]> oneDriveResponse =
await this.GetOneDriveItemSet <Item[]>(requestUri).ConfigureAwait(false);
deltaView.Items.AddRange(oneDriveResponse.Value);
if (string.IsNullOrWhiteSpace(oneDriveResponse.NextLink))
{
deltaView.Token = oneDriveResponse.DeltaToken;
deltaView.DeltaLink = oneDriveResponse.DeltaLink;
break;
}
requestUri = oneDriveResponse.NextLink;
}
return(deltaView);
}
public async Task <IEnumerable <Item> > GetChildItems(ItemContainer parent)
{
string requestUri;
// Build the request specific to the parent
if (parent.IsItem)
{
// If we know the item is NOT a folder, or if it is a folder and has no children, return an empty list since
// we know that it will not have any child items.
if (parent.Item.Folder == null || parent.Item.Folder.ChildCount == 0)
{
return(new List <Item>());
}
requestUri = string.Format("/v1.0/drive/items/{0}/children", parent.Item.Id);
}
else
{
requestUri = string.Format("/v1.0/drives/{0}/root/children", parent.Drive.Id);
}
List <Item> items = new List <Item>();
while (true)
{
OneDriveResponse <Item[]> oneDriveResponse =
await this.GetOneDriveItemSet <Item[]>(requestUri).ConfigureAwait(false);
items.AddRange(oneDriveResponse.Value);
if (string.IsNullOrWhiteSpace(oneDriveResponse.NextLink))
{
break;
}
requestUri = oneDriveResponse.NextLink;
}
return(items);
}
public async Task <Drive> GetDefaultDrive()
{
OneDriveResponse <Drive> response = await this.GetOneDriveItem <Drive>("/v1.0/drive").ConfigureAwait(false);
return(response.Value);
}