From 9e7f301df8d5114249d74aaceddff801170d3e44 Mon Sep 17 00:00:00 2001
From: Roy Ben-Shabat <Roy@Twine-s.com>
Date: Tue, 21 Aug 2018 16:21:23 +0300
Subject: Logging module working OK.

---
 .../ViewModels/EventsViewVM.cs                     | 75 ++++++++++++----------
 1 file changed, 40 insertions(+), 35 deletions(-)

(limited to 'Software/Visual_Studio/MachineStudio/Modules/Tango.MachineStudio.Logging')

diff --git a/Software/Visual_Studio/MachineStudio/Modules/Tango.MachineStudio.Logging/ViewModels/EventsViewVM.cs b/Software/Visual_Studio/MachineStudio/Modules/Tango.MachineStudio.Logging/ViewModels/EventsViewVM.cs
index f9d803aed..20eba4b8e 100644
--- a/Software/Visual_Studio/MachineStudio/Modules/Tango.MachineStudio.Logging/ViewModels/EventsViewVM.cs
+++ b/Software/Visual_Studio/MachineStudio/Modules/Tango.MachineStudio.Logging/ViewModels/EventsViewVM.cs
@@ -14,6 +14,7 @@ using Tango.MachineStudio.Common.StudioApplication;
 using Tango.MachineStudio.Logging.Navigation;
 using Tango.MachineStudio.Logging.Views;
 using Tango.SharedUI;
+using System.Data.Entity;
 
 namespace Tango.MachineStudio.Logging.ViewModels
 {
@@ -23,15 +24,22 @@ namespace Tango.MachineStudio.Logging.ViewModels
         private IStudioApplicationManager _application;
         private IEventLogger _eventLogger;
         private ObservableCollection<MachinesEvent> _realTimeEvents;
-        private Machine _connectedMachine;
         private LoggingNavigationManager _navigation;
         private bool _dialog_shown;
+        private ObservablesContext _db;
+        private List<MachinesEvent> _history_events;
 
         private Machine _selectedMachine;
         public Machine SelectedMachine
         {
             get { return _selectedMachine; }
-            set { _selectedMachine = value; RaisePropertyChangedAuto(); OnSelectedMachineChanged(); }
+            set
+            {
+                if (_selectedMachine != value)
+                {
+                    _selectedMachine = value; RaisePropertyChangedAuto(); OnSelectedMachineChanged();
+                }
+            }
         }
 
         private ObservableCollection<MachinesEvent> _events;
@@ -76,7 +84,6 @@ namespace Tango.MachineStudio.Logging.ViewModels
             set { _maxDate = value; RaisePropertyChangedAuto(); }
         }
 
-
         private bool _isRealTime;
         public bool IsRealTime
         {
@@ -109,25 +116,11 @@ namespace Tango.MachineStudio.Logging.ViewModels
             _realTimeEvents = new ObservableCollection<MachinesEvent>();
             _eventLogger.NewLog += _eventLogger_NewLog;
 
-            RegisterMessage<MachineConnectionChangedMessage>(OnMachineConnectionChanged);
             DisplayTimelineCommand = new RelayCommand<MachinesEvent>(DisplayTimeline);
             NavigateToEventsCommand = new RelayCommand(() => _navigation.NavigateTo(LoggingNavigationView.EventsView));
             NavigateToHomeCommand = new RelayCommand(() => _navigation.NavigateTo(LoggingNavigationView.HomeView));
         }
 
-        private void OnMachineConnectionChanged(MachineConnectionChangedMessage msg)
-        {
-            if (msg.Machine != null)
-            {
-                _connectedMachine = ObservablesStaticCollections.Instance.Machines.SingleOrDefault(x => x.SerialNumber == msg.Machine.SerialNumber);
-                SelectedMachine = _connectedMachine;
-            }
-            else
-            {
-                _connectedMachine = null;
-            }
-        }
-
         private void _eventLogger_NewLog(object sender, MachinesEvent machineEvent)
         {
             InvokeUI(() =>
@@ -136,29 +129,41 @@ namespace Tango.MachineStudio.Logging.ViewModels
             });
         }
 
-        private void OnSelectedMachineChanged()
+        private async void OnSelectedMachineChanged()
         {
             if (SelectedMachine != null)
             {
-                Dates = new ObservableCollection<DateTime>();
-
-                if (SelectedMachine == _connectedMachine)
+                using (_notification.PushTaskItem("Loading machine events..."))
                 {
-                    IsRealTime = true;
-                }
+                    await Task.Factory.StartNew(() =>
+                    {
+                        _db = ObservablesContext.CreateDefault();
+                        _db.Configuration.LazyLoadingEnabled = false;
 
-                foreach (var day in SelectedMachine.MachinesEvents.GroupBy(x => x.DateTime.DayOfYear).Select(x => x.First().DateTime).OrderByDescending(x => x))
-                {
-                    Dates.Add(day);
-                }
+                        _db.EventTypes.Load();
+                        _db.EventTypesCategories.Load();
+                        _db.EventTypesGroups.Load();
 
-                if (Dates.Count > 0)
-                {
-                    MinDate = Dates.Min();
-                    MaxDate = Dates.Max();
-                }
+                        DateTime now = DateTime.UtcNow.AddMonths(-1);
 
-                SelectedDate = Dates.FirstOrDefault();
+                        _history_events = _db.MachinesEvents.Where(x => x.MachineGuid == SelectedMachine.Guid && x.DateTime > now).ToList();
+
+                        Dates = new ObservableCollection<DateTime>();
+
+                        foreach (var day in _history_events.GroupBy(x => x.DateTime.DayOfYear).Select(x => x.First().DateTime).OrderByDescending(x => x))
+                        {
+                            Dates.Add(day);
+                        }
+
+                        if (Dates.Count > 0)
+                        {
+                            MinDate = Dates.Min();
+                            MaxDate = Dates.Max();
+                        }
+
+                        SelectedDate = Dates.FirstOrDefault();
+                    });
+                }
             }
         }
 
@@ -170,9 +175,9 @@ namespace Tango.MachineStudio.Logging.ViewModels
                 {
                     Events = _realTimeEvents;
                 }
-                else
+                else if (_history_events != null)
                 {
-                    Events = SelectedMachine.MachinesEvents.Where(x => x.DateTime.DayOfYear == SelectedDate.Date.DayOfYear).OrderByDescending(x => x.DateTime).ToObservableCollection();
+                    Events = _history_events.Where(x => x.DateTime.DayOfYear == SelectedDate.Date.DayOfYear).OrderByDescending(x => x.DateTime).ToObservableCollection();
                 }
             }
         }
-- 
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