public async Task <KeyValuePair <float, float>?> GetLastReportingLocation(Guid orderId)
{
using (var tx = StateManager.CreateTransaction())
{
var orderIds = await StateManager.GetOrAddAsync <IReliableDictionary <Guid, ActorId> >("orderIds");
var orderActorId = await orderIds.TryGetValueAsync(tx, orderId);
if (!orderActorId.HasValue)
{
return(null);
}
var order = OrderConnectionFactory.GetOrder(orderActorId.Value);
return(await order.GetLatestLocation());
}
}
public async Task ReportLocation(Location location)
{
using (var tx = StateManager.CreateTransaction())
{
var timestamps = await StateManager.GetOrAddAsync <IReliableDictionary <Guid, DateTime> >("timestamps");
var orderActorIds = await StateManager.GetOrAddAsync <IReliableDictionary <Guid, ActorId> >("orderIds");
var timestamp = DateTime.UtcNow;
var orderActorId = await orderActorIds.GetOrAddAsync(tx, location.OrderId, ActorId.CreateRandom());
await OrderConnectionFactory.GetOrder(orderActorId).SetLocation(timestamp, location.Latitude, location.Longitude);
await timestamps.AddOrUpdateAsync(tx, location.OrderId, DateTime.UtcNow, (guid, time) => timestamp);
await tx.CommitAsync();
}
}
