From 0147753ff67be957b9d5b36fd6878b491ab0cefc Mon Sep 17 00:00:00 2001
From: mdn <1stdragon@gmail.com>
Date: Sun, 6 Dec 2015 21:28:38 +0100
Subject: [PATCH] Nochmal etwas umgestalltet und automatische
 Zeitaktualisierung eingebaut

---
 .../TimeScheduler/Domain/Impl/TimeItem.cs     |  22 +++-
 TimeScheduler/TimeScheduler/MainWindow.xaml   |  33 ++++--
 .../TimeScheduler/ViewModel/MainViewModel.cs  | 105 +++++++++++++++++-
 3 files changed, 142 insertions(+), 18 deletions(-)

diff --git a/TimeScheduler/TimeScheduler/Domain/Impl/TimeItem.cs b/TimeScheduler/TimeScheduler/Domain/Impl/TimeItem.cs
index a162887..f3be84a 100644
--- a/TimeScheduler/TimeScheduler/Domain/Impl/TimeItem.cs
+++ b/TimeScheduler/TimeScheduler/Domain/Impl/TimeItem.cs
@@ -75,11 +75,29 @@ namespace TimeScheduler.Domain.Impl
 
     private DateTime from_;
     /// <inheritdoc/>
-    public DateTime From { get { return from_; } set { SetField(ref from_, value); } }
+    public DateTime From
+    {
+      get { return from_; }
+      set
+      {
+        if (SetField(ref from_, value.Subtract(TimeSpan.FromMinutes(value.Minute % 15))))
+          if (From > Till)
+            Till = From;
+      }
+    }
 
     private DateTime till_;
     /// <inheritdoc/>
-    public DateTime Till { get { return till_; } set { SetField(ref till_, value); } }
+    public DateTime Till
+    {
+      get { return till_; }
+      set
+      {
+        if (SetField(ref till_, value.Subtract(TimeSpan.FromMinutes(value.Minute % 15))))
+          if (Till < From)
+            From = Till;
+      }
+    }
 
     private int costUnit_;
     /// <inheritdoc/>
diff --git a/TimeScheduler/TimeScheduler/MainWindow.xaml b/TimeScheduler/TimeScheduler/MainWindow.xaml
index 3795fc7..bd190fb 100644
--- a/TimeScheduler/TimeScheduler/MainWindow.xaml
+++ b/TimeScheduler/TimeScheduler/MainWindow.xaml
@@ -18,6 +18,7 @@
   <Grid>
     <Grid.ColumnDefinitions>
       <ColumnDefinition Width="200"/>
+      <ColumnDefinition Width="5"/>
       <ColumnDefinition/>
     </Grid.ColumnDefinitions>
     <Grid.RowDefinitions>
@@ -25,7 +26,7 @@
     </Grid.RowDefinitions>
 
     <DockPanel Grid.Column="0">
-      <DatePicker DockPanel.Dock="Top" Margin="5" SelectedDate="{Binding Path=CurrentDate}"/>
+      <DatePicker DockPanel.Dock="Top" Margin="5" SelectedDate="{Binding Path=SelectedDate}"/>
       <ListBox x:Name="lbTimeElements" Margin="5" HorizontalContentAlignment="Stretch"
                ItemsSource="{Binding TimeItems}" SelectedItem="{Binding SelectedTimeItem}">
         <ListBox.ContextMenu>
@@ -63,12 +64,22 @@
             <Setter Property="ContentTemplate">
               <Setter.Value>
                 <DataTemplate DataType="{x:Type domain:TimeItem}">
+                  <DataTemplate.Resources>
+                    <Style TargetType="TextBlock">
+                      <Setter Property="Margin" Value="2"/>
+                    </Style>
+                  </DataTemplate.Resources>
                   <StackPanel>
-                    <TextBlock Text="{Binding Description}"/>
-                    <TextBlock Text="{Binding From,StringFormat=g}" HorizontalAlignment="Right"/>
-                    <TextBlock Text="{Binding Till,StringFormat=g}" HorizontalAlignment="Right"/>
-                    <TextBlock Text="{Binding CostUnit}"/>
-                    <TextBlock Text="{Binding ItemType}"/>
+                    <StackPanel Orientation="Horizontal" HorizontalAlignment="Left">
+                      <TextBlock Text="{Binding Description}"/>
+                      <TextBlock Text=" - "/>
+                      <TextBlock Text="{Binding CostUnit}"/>
+                    </StackPanel>
+                    <StackPanel Orientation="Horizontal" HorizontalAlignment="Right">
+                      <TextBlock Text="{Binding From,StringFormat=t}" HorizontalAlignment="Right"/>
+                      <TextBlock Text=" - "/>
+                      <TextBlock Text="{Binding Till,StringFormat=t}" HorizontalAlignment="Right"/>
+                    </StackPanel>
                   </StackPanel>
                 </DataTemplate>
               </Setter.Value>
@@ -109,8 +120,10 @@
         </ListBox.ItemContainerStyle>
       </ListBox>
     </DockPanel>
+    
+    <GridSplitter Grid.Column="1" ResizeBehavior="PreviousAndNext" ResizeDirection="Columns" VerticalAlignment="Stretch" HorizontalAlignment="Stretch"/>
 
-    <ContentControl Grid.Column="1" Margin="5" Content="{Binding SelectedTimeItem}">
+    <ContentControl Grid.Column="2" Margin="5" Content="{Binding SelectedTimeItem}">
       <ContentControl.ContentTemplate>
         <DataTemplate DataType="{x:Type domain:TimeItem}">
           <Grid>
@@ -145,13 +158,13 @@
             </Grid.Resources>
 
             <TextBlock Grid.Column="0" Grid.Row="0" Text="Beschreibung:"/>
-            <TextBox Grid.Column="1" Grid.Row="0" Text="{Binding Path=Description}"/>
+            <TextBox Grid.Column="1" Grid.Row="0" Text="{Binding Path=Description,UpdateSourceTrigger=PropertyChanged}"/>
             
             <TextBlock Grid.Column="0" Grid.Row="1" Text="Von:"/>
-            <DatePickerTextBox Grid.Column="1" Grid.Row="1" Text="{Binding From,StringFormat=g}"/>
+            <DatePickerTextBox Grid.Column="1" Grid.Row="1" Text="{Binding From,StringFormat=g,UpdateSourceTrigger=PropertyChanged}"/>
 
             <TextBlock Grid.Column="0" Grid.Row="2" Text="Bis:"/>
-            <DatePickerTextBox Grid.Column="1" Grid.Row="2" Text="{Binding Till,StringFormat=g}"/>
+            <DatePickerTextBox Grid.Column="1" Grid.Row="2" Text="{Binding Till,StringFormat=g,UpdateSourceTrigger=PropertyChanged}"/>
 
             <TextBlock Grid.Column="0" Grid.Row="3" Text="Kostenstelle:"/>
             <ComboBox Grid.Column="1" Grid.Row="3" DisplayMemberPath="Value" SelectedValuePath="Key" 
diff --git a/TimeScheduler/TimeScheduler/ViewModel/MainViewModel.cs b/TimeScheduler/TimeScheduler/ViewModel/MainViewModel.cs
index ae38ded..6b56d18 100644
--- a/TimeScheduler/TimeScheduler/ViewModel/MainViewModel.cs
+++ b/TimeScheduler/TimeScheduler/ViewModel/MainViewModel.cs
@@ -12,6 +12,13 @@ namespace TimeScheduler.ViewModel
   class MainViewModel : NotifyableObject
   {
     #region Konstruktion
+    /// <summary>aktuelles Ele</summary>
+    private ITimeItem lastTimeItem_;
+    /// <summary>Element, das noch undefinierten Zeitraum speichert</summary>
+    private ITimeItem undefinedItem_;
+    /// <summary>Zyklische Aktuallisierung</summary>
+    private System.Timers.Timer timer_;
+
     /// <summary>Standard-Konstruktor</summary>
     public MainViewModel() : this(new Domain.Impl.FileDomain()) { Refresh(); }
 
@@ -21,32 +28,105 @@ namespace TimeScheduler.ViewModel
     {
       Provider = provider;
 
+      // Elementliste aufbauen
       TimeItems = new ObservableCollection<ITimeItem>();
       TimeItems.CollectionChanged += TimeItems_CollectionChanged;
+      var view = System.Windows.Data.CollectionViewSource.GetDefaultView(TimeItems);
+      view.SortDescriptions.Add(new System.ComponentModel.SortDescription("From", System.ComponentModel.ListSortDirection.Ascending));
 
+      // Ereignis zum autmoatisierten speichern konsumieren
+      Microsoft.Win32.SystemEvents.PowerModeChanged += SystemEvents_PowerModeChanged;
+      Microsoft.Win32.SystemEvents.SessionEnded += SystemEvents_SessionEnded;
+      Microsoft.Win32.SystemEvents.SessionSwitch += SystemEvents_SessionSwitch;
+
+      // Kommandos erzeugen
       CreateCommands();
+
+      // Zyklischer Timer aufbauen
+      timer_ = new System.Timers.Timer(10000);
+      timer_.Elapsed += Timer_Elapsed;
+      timer_.Start();
     }
 
+    private void SystemEvents_PowerModeChanged(object sender, Microsoft.Win32.PowerModeChangedEventArgs e)
+    {
+      try
+      {
+        switch (e.Mode)
+        {
+          case Microsoft.Win32.PowerModes.Resume: break;
+          case Microsoft.Win32.PowerModes.StatusChange: break;
+          case Microsoft.Win32.PowerModes.Suspend:
+            // Beim wechseln in Suspend, ein neues Element erzeugen, wenn das vorhergehende lang genug ist
+            Save();
+            if (lastTimeItem_ != null)
+              if ((lastTimeItem_.Till - lastTimeItem_.From) > TimeSpan.FromMinutes(15))
+              {
+                var newItem = Provider.NewItem();
+                newItem.From = lastTimeItem_.Till;
+                TimeItems.Add(newItem);
+              }
+            break;
+        }
+      }
+      catch (Exception exc) { }
+    }
+    private void SystemEvents_SessionEnded(object sender, Microsoft.Win32.SessionEndedEventArgs e) { Save(); }
+    private void SystemEvents_SessionSwitch(object sender, Microsoft.Win32.SessionSwitchEventArgs e)
+    {
+      try
+      {
+        switch (e.Reason)
+        {
+          case Microsoft.Win32.SessionSwitchReason.ConsoleConnect: break;
+          case Microsoft.Win32.SessionSwitchReason.ConsoleDisconnect: break;
+          case Microsoft.Win32.SessionSwitchReason.RemoteConnect: break;
+          case Microsoft.Win32.SessionSwitchReason.RemoteDisconnect: break;
+          case Microsoft.Win32.SessionSwitchReason.SessionLogon: break;
+          case Microsoft.Win32.SessionSwitchReason.SessionLogoff: break;
+          case Microsoft.Win32.SessionSwitchReason.SessionLock:
+            // Beim Sperren, eine neue Session beginnen
+            Save();
+            if (lastTimeItem_ != null)
+              if ((lastTimeItem_.Till - lastTimeItem_.From) >= TimeSpan.FromMinutes(15))
+              {
+                var newItem = Provider.NewItem();
+                newItem.From = lastTimeItem_.Till;
+                TimeItems.Add(newItem);
+              }
+            break;
+          case Microsoft.Win32.SessionSwitchReason.SessionUnlock: break;
+          case Microsoft.Win32.SessionSwitchReason.SessionRemoteControl: break;
+        }
+      }
+      catch (Exception exc) { }
+    }
+    private void Timer_Elapsed(object sender, System.Timers.ElapsedEventArgs e) { Save(); }
+
+
     /// <summary>Datenbeschaffer</summary>
     protected IDomain Provider { get; private set; }
     #endregion
 
     #region Eigenschaften
-    private DateTime currentDate_ = DateTime.Now.Date;
-    public DateTime CurrentDate
+    private DateTime selectedDate_ = DateTime.Now.Date;
+    /// <summary>Beinhaltet den selektierten Tag</summary>
+    public DateTime SelectedDate
     {
-      get { return currentDate_; }
+      get { return selectedDate_; }
       set
       {
-        if (SetField(ref currentDate_, value))
-          RefreshForDate(currentDate_);
+        if (SetField(ref selectedDate_, value))
+          RefreshForDate(selectedDate_);
       }
     }
 
     private Dictionary<int, string> costUnits_;
+    /// <summary>Liste der vorhanden Kostenstellen</summary>
     public Dictionary<int, string> CostUnits { get { return costUnits_; } private set { SetField(ref costUnits_, value); } }
 
     private Dictionary<TimeItemType, string> itemTypes_;
+    /// <summary>Liste der vorhanden Typen von TimeItem</summary>
     public Dictionary<TimeItemType, string> ItemTypes { get { return itemTypes_; } private set { SetField(ref itemTypes_, value); } }
 
     private ObservableCollection<ITimeItem> timeItems_;
@@ -77,7 +157,18 @@ namespace TimeScheduler.ViewModel
       ItemTypes = it;
 
       // Andere Daten ermitteln
-      RefreshForDate(CurrentDate);
+      RefreshForDate(SelectedDate);
+
+      // Letztes Element ermitteln, auf dem weiter gelaufen wird
+      var lastItem = TimeItems.OrderByDescending(x => x.From).FirstOrDefault();
+      if (lastItem == null || lastItem.From.Date != SelectedDate.Date)
+      {// Wenn keines gefunden wurde oder keins für den heutigen Tag gefunden wurde, dann eins neu erzeugen
+        lastItem = Provider.NewItem();
+        lastItem.From = DateTime.Now;
+        TimeItems.Add(lastItem);
+      }
+      // und abspeichern
+      lastTimeItem_ = lastItem;
     }
     private void RefreshForDate(DateTime date)
     {
@@ -119,6 +210,8 @@ namespace TimeScheduler.ViewModel
     public ICommand DeleteCommand { get; private set; }
     private void Delete() { TimeItems.Remove(SelectedTimeItem); }
     public bool CanDelete() { return SelectedTimeItem != null; }
+
+    private void Save() { if (lastTimeItem_ != null) { lastTimeItem_.Till = DateTime.Now; } }
     #endregion
 
     #region Hilfsfunktionen