Task<NavigationOrdersPositionsRow> GetLastPosition()
{
// https://sites.google.com/a/jsc-solutions.net/backlog/knowledge-base/2014/201404/20140413
var LastKnownPositionKey = this.LastKnownPositionKey;
// I/System.Console(30556): getType is unavailable at API 8
Console.WriteLine("before " + new { LastKnownPositionKey });
var r = new NavigationOrdersPositions().Where(x => x.Key > LastKnownPositionKey).OrderByDescending(x => x.Key).FirstOrDefault();
if (r != null)
{
this.LastKnownPositionKey = r;
Console.WriteLine("after " + new { LastKnownPositionKey });
return r;
}
Console.WriteLine("no update " + new { LastKnownPositionKey });
// we cant send null can we?
return new NavigationOrdersPositionsRow { };
}
public async Task InsertPosition(NavigationOrdersPositionsRow r)
{
//return new NavigationOrders.Navigate() += r;
LastKnownPositionKey = new NavigationOrdersPositions().Insert(r);
}
