private void UpdateTruck(UITowTruck truck, bool hasTruckChanged, bool isTruckNew)
{
if (isTruckNew)
{
towTrucks.Add(truck);
//Notify clients about new truck
GetClients().addOrUpdateTruck(truck);
}
else
{
if (hasTruckChanged)
{
Util.WriteToLog("HUB: Truck " + truck.TruckNumber + " changed ");
truck.LastUpdate = 0;
//Notify clients about an existing truck only if truck has "changed"
GetClients().addOrUpdateTruck(truck);
}
else
{
Util.WriteToLog("HUB: NO CHANGES TO " + truck.TruckNumber);
truck.LastUpdate += Convert.ToInt32(ConfigurationManager.AppSettings["UpdateIntervalInMilliseconds"]) / 1000;
//Notify clients about an existing truck only if truck has "changed"
GetClients().updateLastUpdateTime(truck.TruckNumber, truck.LastUpdate, truck.LastMessage);
}
}
}
private int CleanupTruckList(int iTruckDeleteCount, TowTruckData[] serviceTowTrucks)
{
for (int i = 0; i < towTrucks.Count(); i++)
{
try
{
UITowTruck uiTowTruck = towTrucks[i];
if (!serviceTowTrucks.Any(p => p.TruckNumber == uiTowTruck.TruckNumber.ToString()))
{
iTruckDeleteCount += 1;
uiTowTruck.Old = true;
//this ui tow truck is not in service any more. so remove it
//towTrucks2.Remove(uiTowTruck);
//Hub notification
GetClients().deleteTruck(uiTowTruck.TruckNumber);
}
}
catch (Exception ex)
{
Util.WriteToLog(ex.Message);
}
}
towTrucks.RemoveAll(p => p.Old == true);
return(iTruckDeleteCount);
}
private bool HasTruckChanged(ref UITowTruck truck, TowTruckData serviceTowTruck)
{
var returnValue = false;
if (truck.Lat != serviceTowTruck.Lat)
{
returnValue = true;
}
if (truck.Lon != serviceTowTruck.Lon)
{
returnValue = true;
}
if (truck.Speed != serviceTowTruck.Speed)
{
returnValue = true;
}
if (truck.Heading != serviceTowTruck.Heading)
{
returnValue = true;
}
if (truck.Heading != serviceTowTruck.Heading)
{
returnValue = true;
}
if (truck.BeatNumber != serviceTowTruck.BeatNumber.ToString())
{
returnValue = true;
}
if (truck.LastMessage != serviceTowTruck.LastMessage.ToString())
{
returnValue = true;
}
if (truck.DriverName != serviceTowTruck.DriverName.ToString())
{
returnValue = true;
}
if (truck.ContractorName != serviceTowTruck.ContractorName.ToString())
{
returnValue = true;
}
if (truck.Location != serviceTowTruck.Location.ToString())
{
returnValue = true;
}
return(returnValue);
}
public void UpdateAllTrucks()
{
UITowTruck truck = null;
int iTruckUpdatesCount = 0;
int iTruckDeleteCount = 0;
try
{
TowTruckData[] serviceTowTrucks = GetAllTrucksInService();
var hasTruckChanged = false;
var isTruckNew = false;
lock (towTrucks)
{
for (int i = 0; i < serviceTowTrucks.Length; i++)
{
try
{
TowTruckData serviceTowTruck = serviceTowTrucks[i];
if (towTrucks.Any(p => p.TruckNumber.ToString() == serviceTowTruck.TruckNumber))
{
truck = towTrucks.Single(p => p.TruckNumber == serviceTowTruck.TruckNumber);
hasTruckChanged = HasTruckChanged(ref truck, serviceTowTruck);
}
else
{
//new tow truck
iTruckUpdatesCount += 1;
truck = new UITowTruck();
truck.LastUpdate = 0;
truck.Old = false;
isTruckNew = true;
hasTruckChanged = true;
}
#region Set Truck Properties
truck.TruckNumber = serviceTowTruck.TruckNumber == null ? "Not set" : serviceTowTruck.TruckNumber;
truck.BeatNumber = serviceTowTruck.BeatNumber == null ? "Not set" : serviceTowTruck.BeatNumber;
truck.BeatSegmentNumber = "Not set";
truck.Speed = serviceTowTruck.Speed;
truck.Lat = serviceTowTruck.Lat;
truck.Lon = serviceTowTruck.Lon;
truck.Heading = serviceTowTruck.Heading;
truck.LastMessage = serviceTowTruck.LastMessage.ToString();
truck.DriverName = serviceTowTruck.DriverName;
truck.ContractorName = serviceTowTruck.ContractorName;
truck.Location = serviceTowTruck.Location;
#region State
truck.VehicleState = serviceTowTruck.VehicleState;
if (serviceTowTruck.VehicleState == "Waiting for Driver Login")
{
truck.VehicleStateIconUrl = "NIS.png";
}
else if (serviceTowTruck.VehicleState == "Driver Logged On")
{
truck.VehicleStateIconUrl = "InService.png";
}
else if (serviceTowTruck.VehicleState == "On Patrol")
{
truck.VehicleStateIconUrl = "InService.png";
}
else if (serviceTowTruck.VehicleState == "On Assist")
{
truck.VehicleStateIconUrl = "OnAssist.png";
}
else if (serviceTowTruck.VehicleState == "On Break")
{
truck.VehicleStateIconUrl = "OnBreak.png";
}
else if (serviceTowTruck.Alarms)
{
if (serviceTowTruck.SpeedingAlarm)
{
truck.VehicleStateIconUrl = "MajorAlarm.png";
}
else if (serviceTowTruck.OutOfBoundsAlarm)
{
truck.VehicleStateIconUrl = "MajorAlarm.png";
}
}
else
{
truck.VehicleStateIconUrl = "OCTA.png";
}
#endregion
#endregion
UpdateTruck(truck, hasTruckChanged, isTruckNew);
}
catch (Exception ex)
{
Util.WriteToLog(ex.Message);
}
}
iTruckDeleteCount = CleanupTruckList(iTruckDeleteCount, serviceTowTrucks);
Util.WriteToLog(DateTime.Now + "================Server: Total Number of trucks in local list: " + towTrucks.Count());
Util.WriteToLog(DateTime.Now + "================Server: Total Number of trucks updated: " + iTruckUpdatesCount);
Util.WriteToLog(DateTime.Now + "================Server: Total Number of trucks deleted: " + iTruckDeleteCount);
}
}
catch (Exception ex)
{
Util.WriteToLog(ex.Message);
}
}
void UpdateAllTrucks()
{
UITowTruck truck = null;
int iTruckUpdatesCount = 0;
int iTruckDeleteCount = 0;
try
{
Util.WriteToLog(DateTime.Now + " Contacting Service");
TowTruckServiceRef.TowTruckServiceClient service = new TowTruckServiceRef.TowTruckServiceClient();
TowTruckData[] serviceTowTrucks = service.CurrentTrucks();
Util.WriteToLog(DateTime.Now + " " + serviceTowTrucks.Count() + " tow trucks retrieved from Service");
Boolean addTruck = false;
Boolean truckHasChanged = false;
lock (towTrucks)
{
for (int i = 0; i < serviceTowTrucks.Length; i++)
{
try
{
TowTruckData serviceTowTruck = serviceTowTrucks[i];
//check if this tow truck already exist in list
if (towTrucks.Any(p => p.TruckNumber.ToString() == serviceTowTruck.TruckNumber))
{
truck = towTrucks.Single(p => p.TruckNumber == serviceTowTruck.TruckNumber);
addTruck = false;
iTruckUpdatesCount += 1;
if (truck.Lat != serviceTowTruck.Lat)
{
truckHasChanged = true;
}
if (truck.Lon != serviceTowTruck.Lon)
{
truckHasChanged = true;
}
if (truck.Speed != serviceTowTruck.Speed)
{
truckHasChanged = true;
}
if (truck.Heading != serviceTowTruck.Heading)
{
truckHasChanged = true;
}
if (truck.Heading != serviceTowTruck.Heading)
{
truckHasChanged = true;
}
if (truck.BeatNumber != serviceTowTruck.BeatNumber.ToString())
{
truckHasChanged = true;
}
if (truck.LastMessage != serviceTowTruck.LastMessage.ToString())
{
truckHasChanged = true;
}
if (truck.DriverName != serviceTowTruck.DriverName.ToString())
{
truckHasChanged = true;
}
if (truck.ContractorName != serviceTowTruck.ContractorName.ToString())
{
truckHasChanged = true;
}
if (truck.Location != serviceTowTruck.Location.ToString())
{
truckHasChanged = true;
}
}
else
{
//new tow truck
iTruckUpdatesCount += 1;
truck = new UITowTruck();
truck.LastUpdate = 0;
truck.Old = false;
addTruck = true;
}
truck.TruckNumber = serviceTowTruck.TruckNumber == null ? "Not set" : serviceTowTruck.TruckNumber;
truck.BeatNumber = serviceTowTruck.BeatNumber == null ? "Not set" : serviceTowTruck.BeatNumber;
truck.BeatSegmentNumber = "Not set";
truck.Speed = serviceTowTruck.Speed;
truck.Lat = serviceTowTruck.Lat;
truck.Lon = serviceTowTruck.Lon;
truck.Heading = serviceTowTruck.Heading;
truck.LastMessage = serviceTowTruck.LastMessage.ToString();
truck.DriverName = serviceTowTruck.DriverName;
truck.ContractorName = serviceTowTruck.ContractorName;
truck.Location = serviceTowTruck.Location;
#region State
truck.VehicleState = serviceTowTruck.VehicleState;
if (serviceTowTruck.VehicleState == "Waiting for Driver Login")
{
truck.VehicleStateIconUrl = "NIS.png";
}
else if (serviceTowTruck.VehicleState == "Driver Logged On")
{
truck.VehicleStateIconUrl = "InService.png";
}
else if (serviceTowTruck.VehicleState == "On Patrol")
{
truck.VehicleStateIconUrl = "InService.png";
}
else if (serviceTowTruck.VehicleState == "On Assist")
{
truck.VehicleStateIconUrl = "OnAssist.png";
}
else if (serviceTowTruck.VehicleState == "On Break")
{
truck.VehicleStateIconUrl = "OnBreak.png";
}
else if (serviceTowTruck.Alarms)
{
if (serviceTowTruck.SpeedingAlarm)
{
truck.VehicleStateIconUrl = "MajorAlarm.png";
}
else if (serviceTowTruck.OutOfBoundsAlarm)
{
truck.VehicleStateIconUrl = "MajorAlarm.png";
}
}
else
{
truck.VehicleStateIconUrl = "OCTA.png";
}
#endregion
if (addTruck)
{
towTrucks.Add(truck);
//Notify clients about new truck
Hub.Clients.addOrUpdateTruck(truck);
}
else
{
if (truckHasChanged)
{
Util.WriteToLog("HUB: Truck " + truck.TruckNumber + " changed ");
truck.LastUpdate = 0;
//Notify clients about an existing truck only if truck has "changed"
Hub.Clients.addOrUpdateTruck(truck);
}
else
{
Util.WriteToLog("HUB: NO CHANGES TO " + truck.TruckNumber);
truck.LastUpdate += Convert.ToInt32(ConfigurationManager.AppSettings["UpdateIntervalInMilliseconds"]) / 1000;
//Notify clients about an existing truck only if truck has "changed"
Hub.Clients.updateLastUpdateTime(truck.TruckNumber, truck.LastUpdate, truck.LastMessage);
}
}
}
catch (Exception ex)
{
Util.WriteToLog(ex.Message);
}
}
#region remove
try
{
for (int i = 0; i < towTrucks.Count(); i++)
{
try
{
UITowTruck uiTowTruck = towTrucks[i];
if (!serviceTowTrucks.Any(p => p.TruckNumber == uiTowTruck.TruckNumber.ToString()))
{
iTruckDeleteCount += 1;
uiTowTruck.Old = true;
//this ui tow truck is not in service any more. so remove it
//towTrucks2.Remove(uiTowTruck);
//Hub notification
Hub.Clients.deleteTruck(uiTowTruck.TruckNumber);
}
}
catch (Exception ex)
{
Util.WriteToLog(ex.Message);
}
}
towTrucks.RemoveAll(p => p.Old == true);
}
catch (Exception ex)
{
Util.WriteToLog(ex.Message);
}
#endregion
Util.WriteToLog(DateTime.Now + "================Server: Total Number of trucks in local list: " + towTrucks.Count());
Util.WriteToLog(DateTime.Now + "================Server: Total Number of trucks updated: " + iTruckUpdatesCount);
Util.WriteToLog(DateTime.Now + "================Server: Total Number of trucks deleted: " + iTruckDeleteCount);
}
}
catch (Exception ex)
{
Util.WriteToLog(ex.Message);
}
}
void RunDemo()
{
try
{
Random ran = new Random();
int iTruckUpdatesCount = 0;
int iTruckDeleteCount = 0;
lock (towTrucks)
{
int NewTruckId = ran.Next(1, 15);
if (towTrucks.Any(p => p.TruckNumber == NewTruckId.ToString()))
{
#region update
UITowTruck truck = towTrucks.Single(p => p.TruckNumber == NewTruckId.ToString());
truck.Speed = ran.NextDouble() * 100;
//add a degree to heading
truck.Heading = truck.Heading + 10;
truck.LastUpdate += ran.Next(0, 20);
iTruckUpdatesCount += 1;
truck.Lat = truck.Lat + ran.Next(0, 1000) / 1000;
truck.Lon = truck.Lon + ran.Next(0, 1000) / 1000;
if (truck.Lat < 33.6539 || truck.Lat > 33.7939)
{
truck.Lat = 33.7319;
}
if (truck.Lon < -117.9597 || truck.Lon > -117.6597)
{
truck.Lon = -117.7927;
}
// Notify the connected clients
Hub.Clients.addOrUpdateTruck(truck);
System.Diagnostics.Debug.WriteLine(DateTime.Now + " HUB: Updating Truck " + truck.TruckNumber);
#endregion
}
else
{
#region add
iTruckUpdatesCount += 1;
UITowTruck truck = new UITowTruck();
truck.Old = false;
truck.TruckNumber = NewTruckId.ToString();
truck.VehicleStateIconUrl = "NIS.png";
truck.VehicleState = "Waiting for Driver to Login in";
truck.Heading = 20;
truck.BeatNumber = ran.Next().ToString();
truck.BeatSegmentNumber = ran.Next().ToString();
truck.ContractorId = 1;
truck.Lat = 33.7319 + ran.Next(0, 1000) / 1000;
truck.Lon = -117.7927 + ran.Next(0, 1000) / 1000;
truck.Speed = 25;
truck.LastUpdate = 0;
towTrucks.Add(truck);
// Notify the connected clients
Hub.Clients.addOrUpdateTruck(truck);
System.Diagnostics.Debug.WriteLine(DateTime.Now + " HUB: Adding Truck " + truck.TruckNumber);
#endregion
}
#region remove
var removeItem = false;
//removeItem = NewId % 2 == 0;
removeItem = iCounter % 20 == 0;
if (removeItem)
{
UITowTruck truck = towTrucks.FirstOrDefault();
truck.Old = true;
//towTrucks2.Remove(truck);
Hub.Clients.deleteTruck(truck.TruckNumber);
System.Diagnostics.Debug.WriteLine(DateTime.Now + " HUB: Removing Truck " + truck.TruckNumber);
towTrucks.RemoveAll(p => p.Old == true);
}
#endregion
}
System.Diagnostics.Debug.WriteLine("================Server: Total Number of trucks in local list: " + towTrucks.Count());
System.Diagnostics.Debug.WriteLine("================Server: Total Number of trucks updated: " + iTruckUpdatesCount);
System.Diagnostics.Debug.WriteLine("================Server: Total Number of trucks deleted: " + iTruckDeleteCount);
iCounter += 1;
}
catch (Exception ex)
{
Util.WriteToLog(ex.Message);
}
}
public void UpdateAllTrucks()
{
UITowTruck truck = null;
int iTruckUpdatesCount = 0;
int iTruckDeleteCount = 0;
try
{
TowTruckData[] serviceTowTrucks = GetAllTrucksInService();
var hasTruckChanged = false;
var isTruckNew = false;
var addTruck = true;
lock (towTrucks)
{
for (int i = 0; i < serviceTowTrucks.Length; i++)
{
TowTruckData serviceTowTruck = serviceTowTrucks[i];
if (!String.IsNullOrEmpty(_contractorName))
{
if (_contractorName == serviceTowTruck.ContractorName)
{
addTruck = true;
}
else
{
addTruck = false;
}
}
else
{
addTruck = true;
}
if (addTruck)
{
try
{
if (towTrucks.Any(p => p.TruckNumber.ToString() == serviceTowTruck.TruckNumber))
{
truck = towTrucks.Single(p => p.TruckNumber == serviceTowTruck.TruckNumber);
hasTruckChanged = HasTruckChanged(ref truck, serviceTowTruck);
}
else
{
//new tow truck
iTruckUpdatesCount += 1;
truck = new UITowTruck();
truck.LastUpdate = 0;
truck.Old = false;
isTruckNew = true;
hasTruckChanged = true;
}
#region Set Truck Properties
truck.TruckNumber = serviceTowTruck.TruckNumber == null ? "Not set" : serviceTowTruck.TruckNumber;
truck.BeatNumber = serviceTowTruck.BeatNumber == null ? "Not set" : serviceTowTruck.BeatNumber;
truck.BeatSegmentNumber = "Not set";
truck.Speed = serviceTowTruck.Speed;
truck.Lat = serviceTowTruck.Lat;
truck.Lon = serviceTowTruck.Lon;
truck.Heading = serviceTowTruck.Heading;
truck.LastMessage = serviceTowTruck.LastMessage.ToString();
truck.DriverName = serviceTowTruck.DriverName;
truck.ContractorName = serviceTowTruck.ContractorName;
truck.Location = serviceTowTruck.Location;
truck.SpeedingTime = serviceTowTruck.SpeedingTime.ToString();
truck.SpeedingValue = serviceTowTruck.SpeedingValue.ToString();
truck.OutOfBoundsMessage = serviceTowTruck.OutOfBoundsMessage;
truck.OutOfBoundsTime = serviceTowTruck.OutOfBoundsTime.ToString();
truck.HasAlarm = serviceTowTruck.Alarms;
truck.LastMessage = serviceTowTruck.LastMessage.ToShortTimeString();
#region State
truck.VehicleState = serviceTowTruck.VehicleState;
if (serviceTowTruck.VehicleState == "Waiting for Driver Login")
{
truck.VehicleStateIconUrl = "TBD.png";
}
else if (serviceTowTruck.VehicleState == "Driver Logged On")
{
truck.VehicleStateIconUrl = "LoggedOn.png";
}
else if (serviceTowTruck.VehicleState == "On Patrol")
{
truck.VehicleStateIconUrl = "OnPatrol.png";
}
else if (serviceTowTruck.VehicleState == "On Incident")
{
truck.VehicleStateIconUrl = "OnAssist.png";
}
else if (serviceTowTruck.VehicleState == "On Break" || serviceTowTruck.VehicleState == "On Lunch" || serviceTowTruck.VehicleState == "Roll In" || serviceTowTruck.VehicleState == "Roll Out")
{
truck.VehicleStateIconUrl = "NIS.png";
}
else if (serviceTowTruck.Alarms)
{
//All alarms red (OnAlarm.pn) expect speeding is yellow
truck.VehicleStateIconUrl = "Alarm.png";
if (serviceTowTruck.SpeedingAlarm)
{
truck.VehicleStateIconUrl = "Speeding.png";
}
}
#endregion
#endregion
serviceTowTruck = null;
UpdateTruck(truck, hasTruckChanged, isTruckNew);
}
catch (Exception ex)
{
Util.WriteToLog(ex.Message, "Error.txt");
}
}
}
iTruckDeleteCount = CleanupTruckList(iTruckDeleteCount, serviceTowTrucks);
serviceTowTrucks = null;
Util.WriteToLog(DateTime.Now + "================Server: Total Number of trucks in local list: " + towTrucks.Count(), "Update.txt");
Util.WriteToLog(DateTime.Now + "================Server: Total Number of trucks updated: " + iTruckUpdatesCount, "Update.txt");
Util.WriteToLog(DateTime.Now + "================Server: Total Number of trucks deleted: " + iTruckDeleteCount, "Update.txt");
}
}
catch (Exception ex)
{
Util.WriteToLog(ex.Message, "Error.txt");
}
}
//[OutputCache(CacheProfile = "TruckList")]
public ActionResult UpdateAllTrucks()
{
List <UITowTruck> towTrucks = new List <UITowTruck>();
List <TruckState> truckStates = this.GetTruckStates();
try
{
if (HttpContext.Cache["Trucks"] != null)
{
towTrucks = (List <UITowTruck>)HttpContext.Cache["Trucks"];
Debug.WriteLine("Returning CACHED truck list: " + DateTime.Now);
}
else
{
using (TowTruckServiceClient service = new TowTruckServiceClient())
{
TowTruckData[] serviceTowTrucks = service.CurrentTrucks();
for (int i = 0; i < serviceTowTrucks.Length; i++)
{
#region
TowTruckData serviceTowTruck = serviceTowTrucks[i];
UITowTruck truck = new UITowTruck();
try
{
truck.LastUpdate = 0;
truck.Old = false;
#region Set Truck Properties
truck.TruckNumber = serviceTowTruck.TruckNumber == null ? "Not set" : serviceTowTruck.TruckNumber;
truck.BeatNumber = serviceTowTruck.BeatNumber == null ? "Not set" : serviceTowTruck.BeatNumber;
truck.BeatSegmentNumber = "Not set";
truck.Speed = serviceTowTruck.Speed;
truck.Lat = serviceTowTruck.Lat;
truck.Lon = serviceTowTruck.Lon;
truck.Heading = serviceTowTruck.Heading;
//truck.UserContractorName = this.UsersContractorCompanyName; //the logged in user's contractor name association
truck.DriverName = serviceTowTruck.DriverName;
truck.ContractorName = serviceTowTruck.ContractorName;
truck.Location = serviceTowTruck.OutOfBoundsMessage;
if (serviceTowTruck.SpeedingTime.ToString() != "1/1/0001 12:00:00 AM" && serviceTowTruck.SpeedingTime.ToString() != "1/1/2001 12:00:00 AM")
{
truck.SpeedingTime = serviceTowTruck.SpeedingTime.ToString("hh:mm:ss tt");
}
truck.SpeedingValue = serviceTowTruck.SpeedingValue.ToString();
truck.OutOfBoundsMessage = serviceTowTruck.OutOfBoundsMessage;
if (serviceTowTruck.OutOfBoundsTime.ToString() != "1/1/0001 12:00:00 AM")
{
truck.OutOfBoundsTime = serviceTowTruck.OutOfBoundsTime.ToString("hh:mm:ss tt");
}
truck.HasAlarm = serviceTowTruck.Alarms;
if (serviceTowTruck.LastMessage.ToString() != "1/1/0001 12:00:00 AM")
{
truck.LastMessage = serviceTowTruck.LastMessage.ToString("hh:mm:ss");
}
if (serviceTowTruck.StatusStarted.ToString() != "1/1/0001 12:00:00 AM")
{
truck.LastStatusChanged = serviceTowTruck.StatusStarted.ToString("hh:mm:ss tt");
}
truck.VehicleState = serviceTowTruck.VehicleState;
truck.VehicleStateIconUrl = truckStates.Where(p => p.TruckState1 == truck.VehicleState).FirstOrDefault().TruckIcon;
if (serviceTowTruck.Alarms && String.IsNullOrEmpty(truck.VehicleState))
{
//All alarms red (OnAlarm.png) expect speeding is yellow
truck.VehicleStateIconUrl = "Alarm.png"; //Red
if (serviceTowTruck.SpeedingAlarm)
{
truck.VehicleStateIconUrl = "Speeding.png"; //Yellow
}
}
#endregion
}
catch (Exception ex)
{
Util.WriteToLog(ex.Message, "Error.txt");
}
serviceTowTruck = null;
towTrucks.Add(truck);
truck = null;
#endregion
}
int refreshRate = 0;
Int32.TryParse(ConfigurationManager.AppSettings["ServerRefreshRate"].ToString(), out refreshRate);
HttpContext.Cache.Add("Trucks", towTrucks, null, DateTime.Now.AddSeconds(refreshRate), Cache.NoSlidingExpiration, CacheItemPriority.High, null);
serviceTowTrucks = null;
Debug.WriteLine("Returning FRESH truck list: " + DateTime.Now);
}
}
}
catch (Exception ex)
{
Util.WriteToLog(ex.Message, "Error.txt");
}
//check to see if current user is a contractor. Then filter to only "his/her" trucks"
if (!String.IsNullOrEmpty(this.UsersContractorCompanyName))
{
towTrucks = towTrucks.Where(p => p.ContractorName == this.UsersContractorCompanyName).ToList();
}
return(Json(towTrucks.OrderBy(p => p.BeatNumber).ThenBy(p => p.TruckNumber), JsonRequestBehavior.AllowGet));
}
