Working on dispenserssssssss

1 files changed, 317 insertions, 452 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 5a5df0d0f..e2924a185 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
@@ -18,45 +18,38 @@ using Tango.MachineStudio.Common;
 using Tango.BL;
 using Tango.AutoComplete.Editors;
 using System.Data.Entity;
+using Tango.BL.Builders;
+using Tango.MachineStudio.MachineDesigner.Contracts;
 
 namespace Tango.MachineStudio.MachineDesigner.ViewModels
 {
-    public class MainViewVM : StudioViewModel
+    public class MainViewVM : StudioViewModel<IMainView>
     {
         private INotificationProvider _notification;
-        private ObservablesContext _db;
-        private Configuration _original_configuration;
+        private ObservablesContext _dbContext;
+        private ObservablesContext _machineContext;
+        private ObservablesContext _configContext;
 
         #region Properties
 
-        private ObservablesStaticCollections _adapter;
+        private ObservableCollection<Machine> _machines;
         /// <summary>
-        /// Gets or sets the db static adapter.
+        /// Gets or sets the machines.
         /// </summary>
-        public ObservablesStaticCollections Adapter
+        public ObservableCollection<Machine> Machines
         {
-            get { return _adapter; }
-            set { _adapter = value; RaisePropertyChangedAuto(); }
+            get { return _machines; }
+            set { _machines = value; RaisePropertyChangedAuto(); }
         }
 
-        private bool _canWork;
+        private ObservableCollection<Dispenser> _dispensers;
         /// <summary>
-        /// Gets or sets a value indicating whether this instance can work.
+        /// Gets or sets the dispensers.
         /// </summary>
-        public bool CanWork
+        public ObservableCollection<Dispenser> Dispensers
         {
-            get { return _canWork; }
-            set { _canWork = value; RaisePropertyChangedAuto(); InvalidateRelayCommands(); }
-        }
-
-        private Machine _machine;
-        /// <summary>
-        /// Gets or sets the current editable machine.
-        /// </summary>
-        public Machine Machine
-        {
-            get { return _machine; }
-            set { _machine = value; RaisePropertyChangedAuto(); }
+            get { return _dispensers; }
+            set { _dispensers = value; RaisePropertyChangedAuto(); }
         }
 
         private Machine _selectedMachine;
@@ -70,11 +63,24 @@ namespace Tango.MachineStudio.MachineDesigner.ViewModels
             {
                 if (_selectedMachine != value)
                 {
-                    _selectedMachine = value; RaisePropertyChangedAuto(); OnSelectedMachineChanged();
+                    _selectedMachine = value;
+                    RaisePropertyChangedAuto();
+                    InvalidateRelayCommands();
                 }
             }
         }
 
+        private Machine _activeMachine;
+        /// <summary>
+        /// Gets or sets the active machine.
+        /// </summary>
+        public Machine ActiveMachine
+        {
+            get { return _activeMachine; }
+            set { _activeMachine = value; RaisePropertyChangedAuto(); }
+        }
+
+
         private Configuration _configuration;
         /// <summary>
         /// Gets or sets the editable machine configuration.
@@ -95,29 +101,19 @@ namespace Tango.MachineStudio.MachineDesigner.ViewModels
             set { _selectedIds = value; RaisePropertyChangedAuto(); InvalidateRelayCommands(); }
         }
 
-        private ObservableCollection<Configuration> _history;
+        private String _dispensersFilter;
         /// <summary>
-        /// Gets or sets the machine configuration history.
+        /// Gets or sets the dispensers filter.
         /// </summary>
-        public ObservableCollection<Configuration> History
+        public String DispensersFilter
         {
-            get { return _history; }
-            set { _history = value; RaisePropertyChangedAuto(); }
-        }
-
-        private Configuration _selectedHistoryConfiguration;
-        /// <summary>
-        /// Gets or sets the machine selected configuration from history.
-        /// </summary>
-        public Configuration SelectedHistoryConfiguration
-        {
-            get { return _selectedHistoryConfiguration; }
-            set { _selectedHistoryConfiguration = value; RaisePropertyChangedAuto(); OnHistoryConfigurationSelected(); }
+            get { return _dispensersFilter; }
+            set { _dispensersFilter = value; RaisePropertyChangedAuto(); OnDispensersFilterChanged(); }
         }
 
         private String _filter;
         /// <summary>
-        /// Gets or sets the configuration components filter.
+        /// Gets or sets the machines filter.
         /// </summary>
         public String Filter
         {
@@ -125,11 +121,6 @@ namespace Tango.MachineStudio.MachineDesigner.ViewModels
             set { _filter = value; RaisePropertyChangedAuto(); OnFilterChanged(); }
         }
 
-        /// <summary>
-        /// Gets or sets the machines provider.
-        /// </summary>
-        public ISuggestionProvider MachinesProvider { get; set; }
-
         #endregion
 
         #region Commands
@@ -150,19 +141,19 @@ namespace Tango.MachineStudio.MachineDesigner.ViewModels
         public RelayCommand RemoveIdsCommand { get; set; }
 
         /// <summary>
-        /// Gets or sets the set version configuration command.
+        /// Gets or sets the remove machine command.
         /// </summary>
-        public RelayCommand SetVersionConfigurationCommand { get; set; }
+        public RelayCommand RemoveMachineCommand { get; set; }
 
         /// <summary>
-        /// Gets or sets the set as default command.
+        /// Gets or sets the add machine command.
         /// </summary>
-        public RelayCommand SetAsDefaultCommand { get; set; }
+        public RelayCommand AddMachineCommand { get; set; }
 
         /// <summary>
-        /// Gets or sets the reset command.
+        /// Gets or sets the edit machine command.
         /// </summary>
-        public RelayCommand ResetCommand { get; set; }
+        public RelayCommand EditMachineCommand { get; set; }
 
         #endregion
 
@@ -178,195 +169,95 @@ namespace Tango.MachineStudio.MachineDesigner.ViewModels
         /// </summary>
         public MainViewVM(INotificationProvider notification)
         {
-            CanWork = true;
-
+            _dbContext = ObservablesContext.CreateDefault();
             _notification = notification;
 
-            Configuration = new Configuration();
-            Configuration.Name = "Untitled";
-            Machine = new Machine();
-            Machine.Configuration = Configuration;
-
-            SaveCommand = new RelayCommand(Save, (x) => CanWork);
-            AddIdsCommand = new RelayCommand(AddIds, (x) => CanWork && Configuration.IdsPacks.Count < 8);
-            RemoveIdsCommand = new RelayCommand(RemoveIds, (x) => CanWork && SelectedIds != null);
-            SetVersionConfigurationCommand = new RelayCommand(SetVersionConfiguration, (x) => CanWork);
-            SetAsDefaultCommand = new RelayCommand(SetAsDefaultConfiguration, (x) => CanWork);
-            ResetCommand = new RelayCommand(Reset, () => CanWork);
+            //SaveCommand = new RelayCommand(Save);
+            AddIdsCommand = new RelayCommand(AddIds, (x) => Configuration != null && Configuration.IdsPacks.Count < 8);
+            RemoveIdsCommand = new RelayCommand(RemoveIds, (x) => SelectedIds != null);
+            EditMachineCommand = new RelayCommand(EditSelectedMachine, () => SelectedMachine != null);
+        }
 
-            MachinesProvider = new SuggestionProvider((filter) =>
+        private async void EditSelectedMachine()
+        {
+            using (_notification.PushTaskItem("Loading machine details..."))
             {
-                try
-                {
-                    return _db.Machines.Where(x => x.SerialNumber.StartsWith(filter)).ToList();
-                }
-                catch
+                IsFree = false;
+
+                if (_machineContext != null)
                 {
-                    return new List<Machine>();
+                    _machineContext.Dispose();
                 }
-            });
+
+                _machineContext = ObservablesContext.CreateDefault();
+                ActiveMachine = (await new MachineBuilder(_machineContext).Set(SelectedMachine).WithOrganization().WithConfiguration().BuildAsync());
+                View.NavigateTo(MachineDesignerNavigationView.MachineDetailsView);
+
+                IsFree = true;
+            }
         }
 
         #endregion
 
         #region Application Ready
 
-        public async override void OnApplicationReady()
+        public override void OnApplicationReady()
         {
-            await InitCollections();
+
         }
 
         #endregion
 
-        private Task InitCollections()
-        {
-            return Task.Factory.StartNew(() =>
-            {
-                CanWork = false;
+        //private Task InitCollections()
+        //{
+        //    return Task.Factory.StartNew(() =>
+        //    {
+        //        CanWork = false;
 
-                _db = ObservablesContext.CreateDefault();
+        //        _dbContext = ObservablesContext.CreateDefault();
 
-                Adapter = new ObservablesStaticCollections();
-                Adapter.ApplicationDisplayPanelVersions = _db.ApplicationDisplayPanelVersions.ToObservableCollection();
-                Adapter.ApplicationFirmwareVersions = _db.ApplicationFirmwareVersions.ToObservableCollection();
-                Adapter.ApplicationOsVersions = _db.ApplicationOsVersions.ToObservableCollection();
-                Adapter.EmbeddedFirmwareVersions = _db.EmbeddedFirmwareVersions.ToObservableCollection();
-                Adapter.DispenserTypes = _db.DispenserTypes.ToObservableCollection();
-                Adapter.LiquidTypes = _db.LiquidTypes.ToObservableCollection();
-                Adapter.MidTankTypes = _db.MidTankTypes.ToObservableCollection();
-                Adapter.CartridgeTypes = _db.CartridgeTypes.ToObservableCollection();
-                Adapter.IdsPackFormulas = _db.IdsPackFormulas.ToObservableCollection();
-                Adapter.HardwareVersions = _db.HardwareVersions.ToObservableCollection();
-                Adapter.MachineVersions = _db.MachineVersions.ToObservableCollection();
-                Adapter.Organizations = _db.Organizations.ToObservableCollection();
+        //        Adapter = new ObservablesStaticCollections();
+        //        Adapter.ApplicationDisplayPanelVersions = _dbContext.ApplicationDisplayPanelVersions.ToObservableCollection();
+        //        Adapter.ApplicationFirmwareVersions = _dbContext.ApplicationFirmwareVersions.ToObservableCollection();
+        //        Adapter.ApplicationOsVersions = _dbContext.ApplicationOsVersions.ToObservableCollection();
+        //        Adapter.EmbeddedFirmwareVersions = _dbContext.EmbeddedFirmwareVersions.ToObservableCollection();
+        //        Adapter.DispenserTypes = _dbContext.DispenserTypes.ToObservableCollection();
+        //        Adapter.LiquidTypes = _dbContext.LiquidTypes.ToObservableCollection();
+        //        Adapter.MidTankTypes = _dbContext.MidTankTypes.ToObservableCollection();
+        //        Adapter.CartridgeTypes = _dbContext.CartridgeTypes.ToObservableCollection();
+        //        Adapter.IdsPackFormulas = _dbContext.IdsPackFormulas.ToObservableCollection();
+        //        Adapter.HardwareVersions = _dbContext.HardwareVersions.ToObservableCollection();
+        //        Adapter.MachineVersions = _dbContext.MachineVersions.ToObservableCollection();
+        //        Adapter.Organizations = _dbContext.Organizations.ToObservableCollection();
 
-                Adapter.InitCollectionSources();
+        //        Adapter.InitCollectionSources();
 
-                CanWork = true;
-            });
-        }
+        //        CanWork = true;
+        //    });
+        //}
 
         private void Reset()
         {
-            using (_notification.PushTaskItem("Resetting designer..."))
-            {
-                SelectedMachine = null;
-                Machine = new Machine();
-                Configuration = new Configuration();
-                History = new ObservableCollection<Configuration>();
-                SelectedHistoryConfiguration = null;
-                Filter = String.Empty;
-                InitCollections();
-            }
+            //using (_notification.PushTaskItem("Resetting designer..."))
+            //{
+            //    SelectedMachine = null;
+            //    Machine = new Machine();
+            //    Configuration = new Configuration();
+            //    InitCollections();
+            //}
         }
 
-        #region Virtual Methods
-
-        /// <summary>
-        /// Called when the selected machine has changed.
-        /// </summary>
-        protected virtual void OnSelectedMachineChanged()
+        private async void OnDispensersFilterChanged()
         {
-            if (SelectedMachine != null)
+            if (!String.IsNullOrWhiteSpace(DispensersFilter))
             {
-                CanWork = false;
-
-                using (_notification.PushTaskItem("Loading machine configuration..."))
-                {
-                    Task.Factory.StartNew(() =>
-                    {
-                        InitCollections().Wait();
-                        Machine = _db.Machines.Where(x => x.Guid == SelectedMachine.Guid).Include(x => x.Organization).SingleOrDefault(x => x.Guid == SelectedMachine.Guid);
-                        Configuration = _db.Adapter.GetConfiguration(x => x.Guid == Machine.ConfigurationGuid);
-
-                        SetHistory();
-
-                        _original_configuration = Configuration.Clone();
-                    });
-                }
-
-                CanWork = true;
-            }
-            else
-            {
-                History = new ObservableCollection<Configuration>();
-            }
-        }
-
-        /// <summary>
-        /// Called when the history configuration has been selected
-        /// </summary>
-        protected virtual void OnHistoryConfigurationSelected()
-        {
-            if (SelectedHistoryConfiguration != null && CanWork)
-            {
-                using (_notification.PushTaskItem("Loading Configuration..."))
-                {
-                    Task.Factory.StartNew(() =>
-                    {
-                        CanWork = false;
-
-                        SelectedHistoryConfiguration = _db.Adapter.GetConfiguration(x => x.Guid == SelectedHistoryConfiguration.Guid);
-                        Configuration = SelectedHistoryConfiguration;
-                        Machine.Configuration = Configuration;
-
-                        CanWork = true;
-                    });
-                }
-            }
-        }
-
-        /// <summary>
-        /// Called when the filter has changed
-        /// </summary>
-        protected virtual void OnFilterChanged()
-        {
-            List<ICollectionView> collections = new List<ICollectionView>();
-            collections.Add(Adapter.ApplicationFirmwareVersionsViewSource);
-            collections.Add(Adapter.ApplicationDisplayPanelVersionsViewSource);
-            collections.Add(Adapter.ApplicationOsVersionsViewSource);
-            collections.Add(Adapter.EmbeddedFirmwareVersionsViewSource);
-            collections.Add(Adapter.DispenserTypesViewSource);
-            collections.Add(Adapter.CartridgeTypesViewSource);
-            collections.Add(Adapter.LiquidTypesViewSource);
-            collections.Add(Adapter.MidTankTypesViewSource);
-            collections.Add(Adapter.HardwareVersionsViewSource);
-
-            foreach (var collection in collections)
-            {
-                collection.Filter = (x) =>
-                {
-                    foreach (var prop in x.GetType().GetProperties(BindingFlags.Public | BindingFlags.Instance).Where(y => y.PropertyType == typeof(String)))
-                    {
-                        String value = prop.GetValue(x).ToStringSafe();
-
-                        if (value != null && Filter != null)
-                        {
-                            if (value.ToLower().Contains(Filter.ToLower()))
-                            {
-                                return true;
-                            }
-                        }
-                    }
-
-                    return false;
-                };
+                IsFree = false;
+                Dispensers = (await _configContext.Dispensers.Where(x => x.SerialNumber.ToLower().StartsWith(DispensersFilter.ToLower())).ToListAsync()).ToObservableCollection();
+                IsFree = true;
             }
         }
 
-        #endregion
-
-        #region Public Methods
-
-        /// <summary>
-        /// Sets the selected machine without any further processing.
-        /// </summary>
-        /// <param name="machine">The machine.</param>
-        public void SetSelectedMachine(Machine machine)
-        {
-            _machine = machine;
-            RaisePropertyChanged(nameof(Machine));
-        }
+        #region Virtual Methods
 
         #endregion
 
@@ -433,25 +324,25 @@ namespace Tango.MachineStudio.MachineDesigner.ViewModels
         }
 
         /// <summary>
-        /// Drops the type of the cartridge.
+        /// Drops the dispenser.
         /// </summary>
-        /// <param name="cartridgeType">Type of the cartridge.</param>
+        /// <param name="dispenser">The dispenser.</param>
         /// <param name="idsPack">The ids pack.</param>
-        public void DropCartridgeType(CartridgeType cartridgeType, IdsPack idsPack)
+        public void DropDispenser(Dispenser dispenser, IdsPack idsPack)
         {
-            idsPack.CartridgeType = cartridgeType;
-            idsPack.CartridgeTypeGuid = cartridgeType.Guid;
+            idsPack.Dispenser = dispenser;
+            idsPack.DispenserGuid = dispenser.Guid;
         }
 
         /// <summary>
-        /// Drops the dispenser.
+        /// Drops the type of the cartridge.
         /// </summary>
-        /// <param name="dispenserType">The dispenser.</param>
+        /// <param name="cartridgeType">Type of the cartridge.</param>
         /// <param name="idsPack">The ids pack.</param>
-        public void DropDispenserType(DispenserType dispenserType, IdsPack idsPack)
+        public void DropCartridgeType(CartridgeType cartridgeType, IdsPack idsPack)
         {
-            idsPack.DispenserType = dispenserType;
-            idsPack.DispenserTypeGuid = dispenserType.Guid;
+            idsPack.CartridgeType = cartridgeType;
+            idsPack.CartridgeTypeGuid = cartridgeType.Guid;
         }
 
         /// <summary>
@@ -497,7 +388,7 @@ namespace Tango.MachineStudio.MachineDesigner.ViewModels
         /// </summary>
         private void RemoveIds()
         {
-            _db.IdsPacks.Remove(SelectedIds);
+            _dbContext.IdsPacks.Remove(SelectedIds);
             SelectedIds = null;
         }
 
@@ -506,277 +397,251 @@ namespace Tango.MachineStudio.MachineDesigner.ViewModels
         /// </summary>
         private void AddIds()
         {
-            _db.IdsPacks.Add(new IdsPack() { Configuration = Configuration });
+            _dbContext.IdsPacks.Add(new IdsPack() { Configuration = Configuration });
             InvalidateRelayCommands();
         }
 
-        /// <summary>
-        /// Saves the current machine configuration.
-        /// </summary>
-        private async void Save()
-        {
-            foreach (var ids in Configuration.IdsPacks)
-            {
-                ids.PackIndex = Configuration.IdsPacks.IndexOf(ids);
-                ids.Configuration = Configuration;
-                ids.ConfigurationGuid = Configuration.Guid;
-            }
+        ///// <summary>
+        ///// Saves the current machine configuration.
+        ///// </summary>
+        //private async void Save()
+        //{
+        //    foreach (var ids in Configuration.IdsPacks)
+        //    {
+        //        ids.PackIndex = Configuration.IdsPacks.IndexOf(ids);
+        //        ids.Configuration = Configuration;
+        //        ids.ConfigurationGuid = Configuration.Guid;
+        //    }
 
-            //Validate
+        //    //Validate
 
-            List<String> errors = new List<string>();
+        //    List<String> errors = new List<string>();
 
-            if (Machine.MachineVersion == null)
-            {
-                errors.Add("Machine version is required.");
-            }
+        //    if (Machine.MachineVersion == null)
+        //    {
+        //        errors.Add("Machine version is required.");
+        //    }
 
-            if (Machine.Name.IsNullOrWhiteSpace())
-            {
-                errors.Add("Machine name is required.");
-            }
+        //    if (Machine.Name.IsNullOrWhiteSpace())
+        //    {
+        //        errors.Add("Machine name is required.");
+        //    }
 
-            if (Machine.Organization == null)
-            {
-                errors.Add("Machine organization is required.");
-            }
+        //    if (Machine.Organization == null)
+        //    {
+        //        errors.Add("Machine organization is required.");
+        //    }
 
-            if (Machine.SerialNumber.IsNullOrWhiteSpace())
-            {
-                errors.Add("Machine serial number is required.");
-            }
+        //    if (Machine.SerialNumber.IsNullOrWhiteSpace())
+        //    {
+        //        errors.Add("Machine serial number is required.");
+        //    }
 
-            if (Configuration.Name.IsNullOrWhiteSpace())
-            {
-                errors.Add("Configuration name is required.");
-            }
+        //    if (Configuration.Name.IsNullOrWhiteSpace())
+        //    {
+        //        errors.Add("Configuration name is required.");
+        //    }
 
-            if (Configuration.ApplicationDisplayPanelVersion == null)
-            {
-                errors.Add("Touch Panel is required.");
-            }
+        //    if (Configuration.ApplicationDisplayPanelVersion == null)
+        //    {
+        //        errors.Add("Touch Panel is required.");
+        //    }
 
-            if (Configuration.ApplicationFirmwareVersion == null)
-            {
-                errors.Add("Application firmware is required.");
-            }
+        //    if (Configuration.ApplicationFirmwareVersion == null)
+        //    {
+        //        errors.Add("Application firmware is required.");
+        //    }
 
-            if (Configuration.ApplicationOsVersion == null)
-            {
-                errors.Add("Application operation system is required.");
-            }
+        //    if (Configuration.ApplicationOsVersion == null)
+        //    {
+        //        errors.Add("Application operation system is required.");
+        //    }
 
-            if (Configuration.EmbeddedFirmwareVersion == null)
-            {
-                errors.Add("Embedded firmware is required.");
-            }
+        //    if (Configuration.EmbeddedFirmwareVersion == null)
+        //    {
+        //        errors.Add("Embedded firmware is required.");
+        //    }
 
-            if (Configuration.HardwareVersion == null)
-            {
-                errors.Add("Hardware version is required.");
-            }
+        //    if (Configuration.HardwareVersion == null)
+        //    {
+        //        errors.Add("Hardware version is required.");
+        //    }
 
-            foreach (var pack in Configuration.IdsPacks)
-            {
-                if (pack.LiquidType != null || pack.CartridgeType != null || pack.DispenserType != null || pack.IdsPackFormula != null || pack.MidTankType != null)
-                {
-                    if (pack.Name.IsNullOrWhiteSpace())
-                    {
-                        errors.Add(String.Format("Name is required on IDS pack number '{0}'.", Configuration.IdsPacks.IndexOf(pack) + 1));
-                        continue;
-                    }
-                    if (pack.CartridgeType == null)
-                    {
-                        errors.Add(String.Format("Cartridge type is required on IDS pack '{0}'.", pack.Name));
-                    }
-                    if (pack.DispenserType == null)
-                    {
-                        errors.Add(String.Format("Dispenser type is required on IDS pack '{0}'.", pack.Name));
-                    }
-                    if (pack.LiquidType == null)
-                    {
-                        errors.Add(String.Format("Liquid type is required on IDS pack '{0}'.", pack.Name));
-                    }
-                    if (pack.MidTankType == null)
-                    {
-                        errors.Add(String.Format("Mid Tank type is required on IDS pack '{0}'.", pack.Name));
-                    }
-                    if (pack.IdsPackFormula == null)
-                    {
-                        errors.Add(String.Format("Formula type is required on IDS pack '{0}'.", pack.Name));
-                    }
+        //    foreach (var pack in Configuration.IdsPacks)
+        //    {
+        //        if (pack.LiquidType != null || pack.CartridgeType != null || pack.Dispenser != null || pack.IdsPackFormula != null || pack.MidTankType != null)
+        //        {
+        //            if (pack.CartridgeType == null)
+        //            {
+        //                errors.Add(String.Format("Cartridge type is required on IDS pack '{0}'.", pack.PackIndex));
+        //            }
+        //            if (pack.Dispenser == null)
+        //            {
+        //                errors.Add(String.Format("Dispenser is required on IDS pack '{0}'.", pack.PackIndex));
+        //            }
+        //            if (pack.LiquidType == null)
+        //            {
+        //                errors.Add(String.Format("Liquid type is required on IDS pack '{0}'.", pack.PackIndex));
+        //            }
+        //            if (pack.MidTankType == null)
+        //            {
+        //                errors.Add(String.Format("Mid Tank type is required on IDS pack '{0}'.", pack.PackIndex));
+        //            }
+        //            if (pack.IdsPackFormula == null)
+        //            {
+        //                errors.Add(String.Format("Formula type is required on IDS pack '{0}'.", pack.PackIndex));
+        //            }
 
-                    pack.IsEmpty = false;
-                }
-                else
-                {
-                    pack.IsEmpty = true;
-                    pack.Name = String.Empty;
-                }
-            }
+        //            pack.IsEmpty = false;
+        //        }
+        //        else
+        //        {
+        //            pack.IsEmpty = true;
+        //        }
+        //    }
 
-            if (errors.Count > 0)
-            {
-                String errorsString = "Please fix the following validation errors before trying to save." + Environment.NewLine + Environment.NewLine;
-                errorsString += String.Join(Environment.NewLine, errors);
-                _notification.ShowError(errorsString);
-                return;
-            }
+        //    if (errors.Count > 0)
+        //    {
+        //        String errorsString = "Please fix the following validation errors before trying to save." + Environment.NewLine + Environment.NewLine;
+        //        errorsString += String.Join(Environment.NewLine, errors);
+        //        _notification.ShowError(errorsString);
+        //        return;
+        //    }
 
-            //Validate
+        //    //Validate
 
-            try
-            {
-                CanWork = false;
+        //    try
+        //    {
+        //        CanWork = false;
 
-                using (_notification.PushTaskItem("Saving Machine Configuration..."))
-                {
-                    if (!_db.Machines.Any(x => x.SerialNumber.ToLower() == Machine.SerialNumber.ToLower()))
-                    {
-                        if (!_notification.ShowQuestion("The specified machine serial number does not exist. Do you wish to create a new machine?"))
-                        {
-                            CanWork = true;
-                            return;
-                        }
-                        else
-                        {
-                            Machine.Configuration = Configuration;
-                            Configuration.CreationDate = DateTime.UtcNow;
-                            Machine.ProductionDate = DateTime.UtcNow;
+        //        using (_notification.PushTaskItem("Saving Machine Configuration..."))
+        //        {
+        //            if (!_dbContext.Machines.Any(x => x.SerialNumber.ToLower() == Machine.SerialNumber.ToLower()))
+        //            {
+        //                if (!_notification.ShowQuestion("The specified machine serial number does not exist. Do you wish to create a new machine?"))
+        //                {
+        //                    CanWork = true;
+        //                    return;
+        //                }
+        //                else
+        //                {
+        //                    Machine.Configuration = Configuration;
+        //                    Configuration.CreationDate = DateTime.UtcNow;
+        //                    Machine.ProductionDate = DateTime.UtcNow;
 
-                            _db.Machines.Add(Machine);
-                            _db.MachinesConfigurations.Add(new MachinesConfiguration()
-                            {
-                                Configuration = Configuration,
-                                Machine = Machine,
-                            });
-                        }
-                    }
-                    else
-                    {
-                        bool add_history = History.Count == 0 || _original_configuration.Name != Configuration.Name;
+        //                    _dbContext.Machines.Add(Machine);
+        //                }
+        //            }
 
-                        if (add_history)
-                        {
-                            _db.Configurations.Add(_original_configuration);
+        //            await _dbContext.SaveChangesAsync();
+        //            OnSelectedMachineChanged();
 
-                            _db.MachinesConfigurations.Add(new MachinesConfiguration()
-                            {
-                                Configuration = _original_configuration,
-                                Machine = Machine
-                            });
-                        }
-                    }
+        //        }
+        //    }
+        //    catch (Exception ex)
+        //    {
+        //        _notification.ShowError("An error occurred while trying to save the configuration" + Environment.NewLine + ex.Message);
+        //    }
+        //    finally
+        //    {
+        //        CanWork = true;
+        //        InvalidateRelayCommands();
+        //    }
+        //}
 
-                    await _db.SaveChangesAsync();
-                    OnSelectedMachineChanged();
+        ///// <summary>
+        ///// Sets the current configuration to the selected machine version default configuration.
+        ///// </summary>
+        //private async void SetVersionConfiguration()
+        //{
+        //    if (Machine.MachineVersion != null)
+        //    {
+        //        using (_notification.PushTaskItem("Applying default configuration..."))
+        //        {
+        //            CanWork = false;
 
-                }
-            }
-            catch (Exception ex)
-            {
-                _notification.ShowError("An error occurred while trying to save the configuration" + Environment.NewLine + ex.Message);
-            }
-            finally
-            {
-                CanWork = true;
-                InvalidateRelayCommands();
-            }
-        }
+        //            await Task.Factory.StartNew(() =>
+        //            {
+        //                var version = _dbContext.MachineVersions.Where(x => x.Guid == Machine.MachineVersion.Guid).Include(x => x.DefaultConfiguration).FirstOrDefault();
+        //                var version_config = _dbContext.Adapter.GetConfiguration(x => x.Guid == version.DefaultConfiguration.Guid);
+        //                Configuration = version_config.Clone();
+        //                Machine.Configuration = Configuration;
+        //            });
 
-        /// <summary>
-        /// Sets the specified machine history.
-        /// </summary>
-        /// <param name="machine">The machine.</param>
-        private void SetHistory()
-        {
-            History = _db.MachinesConfigurations.Where(x => x.MachineGuid == Machine.Guid).Select(x => x.Configuration).ToObservableCollection();
-            //History.Insert(0, Machine.Configuration);
-        }
+        //            CanWork = true;
+        //        }
+        //    }
+        //    else
+        //    {
+        //        _notification.ShowError("No machine version selected.");
+        //    }
+        //}
 
-        /// <summary>
-        /// Sets the current configuration to the selected machine version default configuration.
-        /// </summary>
-        private async void SetVersionConfiguration()
-        {
-            if (Machine.MachineVersion != null)
-            {
-                using (_notification.PushTaskItem("Applying default configuration..."))
-                {
-                    CanWork = false;
+        ///// <summary>
+        ///// Sets the current configuration as a default machine version configuration.
+        ///// </summary>
+        //private void SetAsDefaultConfiguration()
+        //{
+        //    _notification.ShowModalDialog<MachineVersionDialogVM>(async (vm) =>
+        //    {
+        //        CanWork = false;
 
-                    await Task.Factory.StartNew(() =>
-                    {
-                        var version = _db.MachineVersions.Where(x => x.Guid == Machine.MachineVersion.Guid).Include(x => x.DefaultConfiguration).FirstOrDefault();
-                        var version_config = _db.Adapter.GetConfiguration(x => x.Guid == version.DefaultConfiguration.Guid);
-                        Configuration = version_config.Clone();
-                        Machine.Configuration = Configuration;
-                    });
+        //        try
+        //        {
+        //            using (_notification.PushTaskItem("Saving Default Configuration..."))
+        //            {
+        //                if (vm.SelectedVersion != null)
+        //                {
+        //                    var version = _dbContext.MachineVersions.Where(x => x.Guid == vm.SelectedVersion.Guid).Include(x => x.DefaultConfiguration).SingleOrDefault(x => x.Guid == vm.SelectedVersion.Guid);
 
-                    CanWork = true;
-                }
-            }
-            else
-            {
-                _notification.ShowError("No machine version selected.");
-            }
-        }
+        //                    _dbContext.Configurations.Remove(version.DefaultConfiguration);
 
-        /// <summary>
-        /// Sets the current configuration as a default machine version configuration.
-        /// </summary>
-        private void SetAsDefaultConfiguration()
-        {
-            _notification.ShowModalDialog<MachineVersionDialogVM>(async (vm) =>
-            {
-                CanWork = false;
+        //                    var cloned = Configuration.Clone();
+        //                    _dbContext.Configurations.Add(cloned);
+        //                    version.DefaultConfiguration = cloned;
 
-                try
-                {
-                    using (_notification.PushTaskItem("Saving Default Configuration..."))
-                    {
-                        if (vm.SelectedVersion != null)
-                        {
-                            var version = _db.MachineVersions.Where(x => x.Guid == vm.SelectedVersion.Guid).Include(x => x.DefaultConfiguration).SingleOrDefault(x => x.Guid == vm.SelectedVersion.Guid);
+        //                    await _dbContext.SaveChangesAsync();
+        //                }
+        //                else
+        //                {
+        //                    MachineVersion newVersion = new MachineVersion();
+        //                    newVersion.Version = vm.Version;
+        //                    newVersion.Name = vm.VersionName;
 
-                            _db.Configurations.Remove(version.DefaultConfiguration);
+        //                    var cloned = Configuration.Clone();
 
-                            var cloned = Configuration.Clone();
-                            _db.Configurations.Add(cloned);
-                            version.DefaultConfiguration = cloned;
+        //                    _dbContext.Configurations.Add(cloned);
+        //                    newVersion.DefaultConfiguration = cloned;
+        //                    _dbContext.MachineVersions.Add(newVersion);
+        //                    await _dbContext.SaveChangesAsync();
+        //                }
+        //            }
+        //        }
+        //        catch (Exception ex)
+        //        {
+        //            _notification.ShowError(ex.Message);
+        //        }
+        //        finally
+        //        {
+        //            CanWork = true;
+        //        }
 
-                            await _db.SaveChangesAsync();
-                        }
-                        else
-                        {
-                            MachineVersion newVersion = new MachineVersion();
-                            newVersion.Version = vm.Version;
-                            newVersion.Name = vm.VersionName;
+        //    }, () =>
+        //    {
 
-                            var cloned = Configuration.Clone();
+        //    });
+        //}
 
-                            _db.Configurations.Add(cloned);
-                            newVersion.DefaultConfiguration = cloned;
-                            _db.MachineVersions.Add(newVersion);
-                            await _db.SaveChangesAsync();
-                        }
-                    }
-                }
-                catch (Exception ex)
-                {
-                    _notification.ShowError(ex.Message);
-                }
-                finally
-                {
-                    CanWork = true;
-                }
+        #endregion
 
-            }, () =>
+        private async void OnFilterChanged()
+        {
+            if (!String.IsNullOrWhiteSpace(Filter))
             {
-
-            });
+                IsFree = false;
+                Machines = (await _dbContext.Machines.Where(x => x.SerialNumber.StartsWith(Filter)).ToListAsync()).ToObservableCollection();
+                IsFree = true;
+            }
         }
-
-        #endregion
     }
 }