private void ArrivedAtDest(Load load)
{
if (CurrentTask.Destination.ConvType() == ConveyorTypes.OutfeedRack)
{
load.Switch(ParentMultiShuttle.ConveyorLocations.Find(x => x.LocName == CurrentTask.Destination), true);
}
else
{
ParentMultiShuttle.ArrivedAtRackLocation(new TaskEventArgs(CurrentTask, load));
load.Dispose();
CurrentTask = null;
}
}
public override bool Equals(object obj)
{
if (obj == null)
{
return(false);
}
ShuttleTask st = obj as ShuttleTask;
if (st == null)
{
return(false);
}
return(st.ToString() == this.ToString());
}
void ShuttleTasks_CollectionChanged(object sender, System.Collections.Specialized.NotifyCollectionChangedEventArgs e)
{
if (e.NewItems != null)
{
ShuttleTask stNew = null;
foreach (ShuttleTask newTask in e.NewItems)
{
newTask.SourcePosition = newTask.Source.RackXLocation() * ParentMultiShuttle.BayLength;
newTask.DestPosition = newTask.Destination.RackXLocation() * ParentMultiShuttle.BayLength;
stNew = newTask;
}
///// Check for repeated tasks This shouldn't happen however the controller/WMS may issue repeated tasks //////
List <ShuttleTask> listST = ShuttleTasks.ToList();
if (CurrentTask != null)
{
listST.Add(CurrentTask);
}
listST.Remove(stNew);
foreach (ShuttleTask st in listST)
{
if (st.Equals(stNew)) // Already have this task
{
ShuttleTasks.Remove(stNew);
stNew = null;
}
}
///////
//if (CurrentTask == null && stNew != null) //shuttle not doing a task add this to the current task
//{
// CurrentTask = stNew;
//}
if (CurrentTask == null) //shuttle not doing a task add this to the current task
{
foreach (ShuttleTask newTask in e.NewItems)
{
CurrentTask = newTask;
ShuttleTasks.Remove(newTask);
}
}
}
}
/// <summary>
/// Deals with a new task added to ShuttleTasks, checks for repeated tasks and adds source and dest positions
/// </summary>
void ShuttleTasks_CollectionChanged(object sender, System.Collections.Specialized.NotifyCollectionChangedEventArgs e)
{
if (e.NewItems != null)
{
ShuttleTask stNew = null;
foreach (ShuttleTask newTask in e.NewItems)
{
newTask.DestPosition = SetShuttlePosition(newTask.Destination.RackXLocation());
newTask.SourcePosition = SetShuttlePosition(newTask.Source.RackXLocation());
stNew = newTask;
}
///// Check for repeated tasks This shouldn't happen however the controller/WMS may issue repeated tasks //////
List <ShuttleTask> listST = ShuttleTasks.ToList();
if (CurrentTask != null)
{
listST.Add(CurrentTask);
}
listST.Remove(stNew);
foreach (ShuttleTask st in listST)
{
if (st.Equals(stNew)) // Already have this task
{
ShuttleTasks.Remove(stNew);
stNew = null;
}
}
///////
if (CurrentTask == null) //shuttle not doing a task add this to the current task
{
var loc = ParentMultiShuttle.ConveyorLocations.Find(c => c.LocName == stNew.Destination);
if (loc == null || (loc != null && !loc.Active)) //If destination was a rack conveyor then should not be null if it was a rack location then it will be equal to null AND there is space to put down
{
foreach (ShuttleTask newTask in e.NewItems)
{
CurrentTask = newTask;
ShuttleTasks.Remove(newTask);
}
}
}
}
}
/// <summary>
/// Deals with a new task added to ShuttleTasks, checks for repeated tasks and adds source and dest positions
/// </summary>
void ShuttleTasks_CollectionChanged(object sender, System.Collections.Specialized.NotifyCollectionChangedEventArgs e)
{
if (e.NewItems != null)
{
ShuttleTask stNew = null;
foreach (ShuttleTask newTask in e.NewItems)
{
newTask.DestPosition = SetShuttlePosition(newTask.Destination.RackXLocation(), newTask.Destination.ConvType());
newTask.SourcePosition = SetShuttlePosition(newTask.Source.RackXLocation(), newTask.Source.ConvType());
if (newTask.SourcePosition > ParentMS.Raillength || newTask.DestPosition > ParentMS.Raillength || newTask.SourcePosition < 0 || newTask.DestPosition < 0)
{
Log.Write(string.Format("Error {0} Level {1}: Cannot reach source or destination location - x Location is greater than rail length or invalid", ParentMS.Name, Level), Color.Red);
ShuttleTasks.Remove(newTask);
return;
}
else
{
stNew = newTask;
}
}
//Check for repeated tasks This shouldn't happen however the controller/WMS may issue repeated tasks //////
List <ShuttleTask> listST = ShuttleTasks.ToList();
if (CurrentTask != null)
{
listST.Add(CurrentTask);
}
listST.Remove(stNew);
foreach (ShuttleTask st in listST)
{
if (st.Equals(stNew)) // Already have this task
{
ShuttleTasks.Remove(stNew);
stNew = null;
}
}
SetNewShuttleTask();
}
}
internal void MoveShuttle(float position)
{
if (CurrentTask.Source.ConvType() == ConveyorTypes.InfeedRack)
{
RackConveyor sourceConv = ParentMultiShuttle.GetConveyorFromLocName(CurrentTask.Source) as RackConveyor;
if (CurrentTask.Level == Level && sourceConv != null && (shuttleAP.Active || (!shuttleAP.Active && (sourceConv.LocationB.Active && sourceConv.LocationB.ActiveLoad.Identification == CurrentTask.LoadID))))
{
//continue....temp debug code!
}
else
{
Log.Write("Error in CurrentTask removing current task", Color.Red);
CurrentTask = null;
return;
}
}
float currentDistance = trackRail.Destination.Distance;
if (trackRail.Destination.Distance != position)
{
trackRail.Destination.Distance = position;
if (trackRail.Destination.Distance < currentDistance)
{
trackRail.Route.Motor.Backward();
}
else if (trackRail.Destination.Distance > currentDistance)
{
trackRail.Route.Motor.Forward();
}
trackRail.Route.Motor.Start();
trackRail.ShuttleCar.Release();
}
else //no need to move as already at the correct location
{
ShuttleOnArrived();
}
}
public ShuttleTask SetNewShuttleTask()
{
ShuttleTask newTask = null;
if (CurrentTask == null && ShuttleTasks.Count != 0)
{
string logMess = "";
foreach (ShuttleTask st in ShuttleTasks)
{
logMess += string.Format("{0}:", st.LoadID);
}
//Log.Write(string.Format("SHUTTLETASKS - {0} - {1}", Name, logMess));
foreach (ShuttleTask st in ShuttleTasks)
{
if (st.Destination.ConvType() == ConveyorTypes.OutfeedRack)
{
var v = ParentMS.ConveyorLocations.Find(c => c.LocName == st.Destination);
if (!v.Active) //if outfeed only choose the task if the outfeed location is free
{
newTask = st;
break;
}
}
else
{
newTask = st;
break;
}
}
if (newTask != null)
{
ShuttleTasks.Remove(newTask);
CurrentTask = newTask; //recursive call back to move the shuttle.
}
}
return(newTask);
}