1 files changed, 45 insertions, 2 deletions
diff --git a/Software/Visual_Studio/MachineStudio/Modules/Tango.MachineStudio.MachineDesigner/ViewModels/MainViewVM.cs b/Software/Visual_Studio/MachineStudio/Modules/Tango.MachineStudio.MachineDesigner/ViewModels/MainViewVM.cs
index cad54c848..75dcdbfe4 100644
--- a/Software/Visual_Studio/MachineStudio/Modules/Tango.MachineStudio.MachineDesigner/ViewModels/MainViewVM.cs
+++ b/Software/Visual_Studio/MachineStudio/Modules/Tango.MachineStudio.MachineDesigner/ViewModels/MainViewVM.cs
@@ -36,6 +36,7 @@ namespace Tango.MachineStudio.MachineDesigner.ViewModels
 {
     public class MainViewVM : StudioViewModel<IMainView>
     {
+        private const int MAX_IDS_PACKS = 15;
         private INotificationProvider _notification;
         private IActionLogManager _actionLogManager;
         private IAuthenticationProvider _authentication;
@@ -260,6 +261,8 @@ namespace Tango.MachineStudio.MachineDesigner.ViewModels
         public RelayCommand MakePrototypeCommand { get; set; }
 
         public RelayCommand UpgradeToGen2Command { get; set; }
+
+        public RelayCommand CreateDispenserCommand { get; set; }
         #endregion
 
         #region Constructors
@@ -283,7 +286,7 @@ namespace Tango.MachineStudio.MachineDesigner.ViewModels
             _machines_action_timer = new ActionTimer(TimeSpan.FromMilliseconds(200));
             _dispensers_action_timer = new ActionTimer(TimeSpan.FromMilliseconds(200));
 
-            AddIdsCommand = new RelayCommand(AddIds, (x) => ActiveMachine != null && ActiveMachine.Configuration != null && ActiveMachine.Configuration.IdsPacks.Count < 10);
+            AddIdsCommand = new RelayCommand(AddIds, (x) => ActiveMachine != null && ActiveMachine.Configuration != null && ActiveMachine.Configuration.IdsPacks.Count < MAX_IDS_PACKS);
             RemoveIdsCommand = new RelayCommand(RemoveIds, (x) => SelectedIds != null);
             EditMachineCommand = new RelayCommand(() => LoadSelectedMachine(), () => SelectedMachine != null);
             BackToMachinesCommand = new RelayCommand(() => View.NavigateTo(MachineDesignerNavigationView.MachinesView));
@@ -300,6 +303,8 @@ namespace Tango.MachineStudio.MachineDesigner.ViewModels
             TupViewVM = new TupViewVM(_notification);
 
             UpgradeToGen2Command = new RelayCommand(UpgradeToGEN2);
+
+            CreateDispenserCommand = new RelayCommand(CreateDispenser);
         }
 
         #endregion
@@ -317,7 +322,7 @@ namespace Tango.MachineStudio.MachineDesigner.ViewModels
                 {
                     Task.Factory.StartNew(() =>
                     {
-                        ActiveMachineAdapter.Dispensers = ActiveMachineAdapter.Context.Dispensers.Where(x => x.SerialNumber.ToLower().StartsWith(DispensersFilter.ToLower())).OrderBy(x => x.SerialNumber).ToSynchronizedObservableCollection();
+                        ActiveMachineAdapter.Dispensers = ActiveMachineAdapter.Context.Dispensers.Where(x => x.SerialNumber.ToLower().StartsWith(DispensersFilter.ToLower())).OrderBy(x => x.SerialNumber).ToSynchronizedObservableCollection().OrderByAlphaNumeric(x => x.SerialNumber).ToSynchronizedObservableCollection();
                     });
                 });
             }
@@ -393,6 +398,18 @@ namespace Tango.MachineStudio.MachineDesigner.ViewModels
         /// <param name="idsPack">The ids pack.</param>
         public void DropDispenser(Dispenser dispenser, IdsPack idsPack)
         {
+            if (ActiveMachine.Configuration.IdsPacks.Any(x => x.DispenserGuid == dispenser.Guid))
+            {
+                _notification.ShowError("The selected dispenser is already installed on this machine.");
+                return;
+            }
+
+            if (ActiveMachineAdapter.Context.IdsPacks.Any(x => x.DispenserGuid == dispenser.Guid))
+            {
+                _notification.ShowError("The selected dispenser is already installed on another machine.");
+                return;
+            }
+
             idsPack.Dispenser = dispenser;
             idsPack.DispenserGuid = dispenser.Guid;
         }
@@ -965,6 +982,32 @@ namespace Tango.MachineStudio.MachineDesigner.ViewModels
             }
         }
 
+        private async void CreateDispenser()
+        {
+            String serialNumber = _notification.ShowTextInput("Please enter new serial number", "Serial Number", ActiveMachine.SerialNumber + "_D" + (ActiveMachine.Configuration.IdsPacks.Where(x => x.Dispenser != null).Count() + 1).ToString());
+            if (serialNumber.IsNullOrWhiteSpace()) return;
+
+            if (ActiveMachineAdapter.Context.Dispensers.Any(x => x.SerialNumber == serialNumber))
+            {
+                _notification.ShowError($"Dispenser '{serialNumber}' already exists. Please enter a different serial number.");
+                return;
+            }
+
+            using (_notification.PushTaskItem("Creating new dispenser..."))
+            {
+                using (var db = ObservablesContext.CreateDefault())
+                {
+                    Dispenser dispenser = new Dispenser();
+                    dispenser.SerialNumber = serialNumber;
+                    dispenser.DispenserTypeGuid = ActiveMachineAdapter.Context.DispenserTypes.First(x => x.Code == (int)DispenserTypes.StandardDispenser).Guid;
+                    dispenser.NlPerPulse = 2.34;
+                    db.Dispensers.Add(dispenser);
+                    await db.SaveChangesAsync();
+                    DispensersFilter = serialNumber;
+                }
+            }
+        }
+
         #endregion
 
         private void CloneMachine()