void Demo1()
{
Random ran = new Random();
System.Diagnostics.Debug.WriteLine(DateTime.Now + " Tick Count:" + iCounter);
if (iCounter == 5)
{
TowTruck2 truck = null;
truck = new TowTruck2();
truck.TruckId = 123;
truck.StateImage = @"http://localhost/FSP.Web/Content/Images/NIS.png";
truck.StateDescription = "Waiting for Driver to Login in";
truck.Heading = 20;
truck.BeatId = 1;
truck.ContractorId = 1;
truck.Lat = 33.7319;
truck.Lon = -117.7927;
truck.Speed = 25;
truck.LastUpdate = "3 seconds ago";
towTrucks2.Add(truck);
Hub.Clients.addOrUpdateTruck(truck);
System.Diagnostics.Debug.WriteLine(DateTime.Now + ": Added truck: " + truck.TruckId);
truck = new TowTruck2();
truck.TruckId = 456;
truck.StateImage = @"http://localhost/FSP.Web/Content/Images/MajorAlarm.png";
truck.StateDescription = "Accident with fire truck";
truck.Heading = 90;
truck.BeatId = 1;
truck.ContractorId = 1;
truck.Lat = 33.6619;
truck.Lon = -117.7527;
truck.Speed = 25;
truck.LastUpdate = "10 seconds ago";
towTrucks2.Add(truck);
Hub.Clients.addOrUpdateTruck(truck);
System.Diagnostics.Debug.WriteLine(DateTime.Now + ": Added truck: " + truck.TruckId);
}
else if (iCounter > 5)
{
//we have a trucks in the list. Now update their location and data
foreach (var truck in towTrucks2)
{
//set random speed
truck.Speed = ran.Next(0, 70);
//add a degree to heading
truck.Heading = truck.Heading + 10;
int number = ran.Next(0, 20);
if (number % 2 != 0)
{
truck.Lat = truck.Lat - 0.0020;
truck.Lon = truck.Lon + 0.0020;
}
else
{
truck.Lat = truck.Lat + 0.0020;
truck.Lon = truck.Lon - 0.0020;
}
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;
}
truck.LastUpdate = ran.Next(0, 10).ToString() + " seconds ago";
Hub.Clients.addOrUpdateTruck(truck);
System.Diagnostics.Debug.WriteLine(DateTime.Now + ": Updated truck: " + truck.TruckId);
}
}
if (iCounter == 30)
{
TowTruck2 truck = towTrucks2.FirstOrDefault();
towTrucks2.Remove(truck);
// Notify the connected clients
Hub.Clients.deleteTruck(truck.TruckId);
System.Diagnostics.Debug.WriteLine(DateTime.Now + ": Removed truck: " + truck.TruckId);
}
iCounter += 1;
}
void Demo2()
{
try
{
Random ran = new Random();
int iTruckUpdatesCount = 0;
int iTruckDeleteCount = 0;
lock (towTrucks2)
{
int NewTruckId = ran.Next(1, 5);
if (towTrucks2.Any(p => p.TruckId == NewTruckId))
{
#region update
TowTruck2 truck = towTrucks2.Single(p => p.TruckId == NewTruckId);
truck.Speed = ran.NextDouble() * 100;
//add a degree to heading
truck.Heading = truck.Heading + 10;
truck.LastUpdate = ran.Next(0, 20) + " seconds ago";
iTruckUpdatesCount += 1;
int number = ran.Next(0, 20);
if (number % 2 != 0)
{
truck.Lat = truck.Lat - 0.0050;
truck.Lon = truck.Lon + 0.0050;
}
else
{
truck.Lat = truck.Lat + 0.0050;
truck.Lon = truck.Lon - 0.0050;
}
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.TruckId);
#endregion
}
else
{
#region add
iTruckUpdatesCount += 1;
TowTruck2 truck = new TowTruck2();
truck.Old = false;
truck.TruckId = NewTruckId;
truck.StateImage = @"http://localhost/FSP.Web/Content/Images/NIS.png";
truck.StateDescription = "Waiting for Driver to Login in";
truck.Heading = 20;
truck.BeatId = 1;
truck.ContractorId = 1;
truck.Lat = 33.7319;
truck.Lon = -117.7927;
truck.Speed = 25;
truck.LastUpdate = "0 seconds ago";
towTrucks2.Add(truck);
// Notify the connected clients
Hub.Clients.addOrUpdateTruck(truck);
System.Diagnostics.Debug.WriteLine(DateTime.Now + " HUB: Adding Truck " + truck.TruckId);
#endregion
}
#region remove
var removeItem = false;
//removeItem = NewId % 2 == 0;
removeItem = iCounter % 20 == 0;
if (removeItem)
{
TowTruck2 truck = towTrucks2.FirstOrDefault();
truck.Old = true;
//towTrucks2.Remove(truck);
Hub.Clients.deleteTruck(truck.TruckId);
System.Diagnostics.Debug.WriteLine(DateTime.Now + " HUB: Removing Truck " + truck.TruckId);
towTrucks2.RemoveAll(p => p.Old == true);
}
#endregion
}
System.Diagnostics.Debug.WriteLine("================Server: Total Number of trucks in local list: " + towTrucks2.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);
}
}
void QueryService()
{
TowTruck2 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;
lock (towTrucks2)
{
for (int i = 0; i < serviceTowTrucks.Length; i++)
{
TowTruckData serviceTowTruck = serviceTowTrucks[i];
if (towTrucks2.Any(p => p.TruckId.ToString() == serviceTowTruck.TruckID))
{
truck = towTrucks2.Single(p => p.TruckId.ToString() == serviceTowTruck.TruckID);
addTruck = false;
iTruckUpdatesCount += 1;
}
else
{
iTruckUpdatesCount += 1;
truck = new TowTruck2();
truck.Old = false;
addTruck = true;
}
int truckId;
Int32.TryParse(serviceTowTruck.TruckID, out truckId);
truck.TruckId = truckId;
truck.Speed = serviceTowTruck.Speed;
truck.Lat = serviceTowTruck.Lat;
truck.Lon = serviceTowTruck.Lon;
truck.Heading = serviceTowTruck.Heading;
truck.LastUpdate = "0 seconds ago";
#region State
truck.StateDescription = serviceTowTruck.VehicleState;
if (serviceTowTruck.VehicleState == "Waiting for Driver Login")
{
truck.StateImage = @"http://localhost/FSP.Web/Content/Images/NIS.png";
}
#endregion
if (addTruck)
{
towTrucks2.Add(truck);
}
// Notify the connected clients
Hub.Clients.addOrUpdateTruck(truck);
}
#region remove
try
{
for (int i = 0; i < towTrucks2.Count(); i++)
{
try
{
TowTruck2 uiTowTruck = towTrucks2[i];
if (!serviceTowTrucks.Any(p => p.TruckID == uiTowTruck.TruckId.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.TruckId);
}
}
catch (Exception ex)
{
Util.WriteToLog(ex.Message);
}
}
towTrucks2.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: " + towTrucks2.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);
}
}