public void TestReadTransporters()
{
string filename = @".\\Data\\test_transporter.json";
TransporterRepository tr = new TransporterRepository(filename);
var transporters = tr.GetTransporters();
bool goodCount = transporters.Count == 3;
Assert.IsTrue(goodCount);
Assert.IsTrue(transporters[0].Name == "Bobby");
}
/*
* Get the Best Transporter to use for the given input data.
*/
public BestTransporter GetBestTransporter(TransporterQueryInput userData)
{
// Get the transporters from the repository - This data could be cached for better performance if we had thousands of transporters
string transportersFilename = _config.GetSection("AppSettings")["TransportRepositoryFilename"];
TransporterRepository repo = new TransporterRepository(transportersFilename);
List <Transporter> transporters = repo.GetTransporters();
// Find the Best Transporter and the cost to transport.
double?cost = null;
string transporterName = "";
foreach (Transporter t in transporters)
{
// first see if you can use current transporter
if (userData.Time >= t.StartTime && userData.Time <= t.EndTime)
{
// check for refrigeration not needed (all transporters allowed) or if Refridge needed only use transporters with Refridge cablable transports
if (userData.RefrigerationRequired == false || userData.RefrigerationRequired == t.RefridgeratedBox)
{
// calc cost and see if this is the lowest cost transporter
double currCost = userData.Distance * t.CostPerMile;
if (cost == null || currCost < cost)
{
cost = currCost;
transporterName = t.Name;
}
}
}
}
// check if we found a transporter
BestTransporter bestTrans = new BestTransporter();
if (cost == null || transporterName.Length == 0)
{
// no transporters available for this time.
bestTrans.Error = "No Transporter is available";
bestTrans.FoundTransporterToUse = false;
}
else
{
// Found a transporter to use
bestTrans.Error = "";
bestTrans.FoundTransporterToUse = true;
}
// return Name and Cost if data is available.
bestTrans.Name = transporterName;
bestTrans.Cost = cost;
return(bestTrans);
}
public TransporterService()
{
this.transporterRepo = new TransporterRepository();
}
