Calendar rendering implementation.

Wino.Mail.WinUI/Views/Calendar/CalendarPage.xaml.cs

@@ -1,6 +1,11 @@
 using System;
 using CommunityToolkit.Mvvm.Messaging;
+using Microsoft.UI.Xaml;
+using Microsoft.UI.Xaml.Controls;
+using Microsoft.UI.Xaml.Controls.Primitives;
 using Microsoft.UI.Xaml.Navigation;
+using Windows.Foundation;
+using Wino.Calendar.Controls;
 using Wino.Calendar.Views.Abstract;
 using Wino.Core.Domain.Models.Calendar;
 using Wino.Messaging.Client.Calendar;
@@ -9,6 +14,8 @@ namespace Wino.Calendar.Views;
 
 public sealed partial class CalendarPage : CalendarPageAbstract
 {
+    private const int PopupDialogOffset = 12;
+
     public CalendarPage()
     {
         InitializeComponent();
@@ -38,4 +45,70 @@ public sealed partial class CalendarPage : CalendarPageAbstract
         var request = new CalendarDisplayRequest(ViewModel.StatePersistanceService.CalendarDisplayType, anchorDate);
         WeakReferenceMessenger.Default.Send(new LoadCalendarMessage(request));
     }
+
+    private void CalendarSurfaceEmptySlotTapped(object sender, CalendarEmptySlotTappedEventArgs e)
+    {
+        if (ViewModel.DisplayDetailsCalendarItemViewModel != null)
+        {
+            ViewModel.DisplayDetailsCalendarItemViewModel = null;
+            return;
+        }
+
+        ViewModel.SelectedQuickEventDate = e.ClickedDate;
+
+        var transform = CalendarSurface.TransformToVisual(CalendarOverlayCanvas);
+        var canvasPoint = transform.TransformPoint(e.PositionerPoint);
+
+        TeachingTipPositionerGrid.Width = e.CellSize.Width;
+        TeachingTipPositionerGrid.Height = e.CellSize.Height;
+
+        Canvas.SetLeft(TeachingTipPositionerGrid, canvasPoint.X);
+        Canvas.SetTop(TeachingTipPositionerGrid, canvasPoint.Y);
+
+        var startTime = e.ClickedDate.TimeOfDay;
+        var endTime = startTime.Add(TimeSpan.FromMinutes(30));
+        ViewModel.SelectQuickEventTimeRange(startTime, endTime);
+
+        QuickEventPopupDialog.IsOpen = true;
+    }
+
+    private void QuickEventAccountSelectorSelectionChanged(object sender, SelectionChangedEventArgs e)
+        => QuickEventAccountSelectorFlyout.Hide();
+
+    private void QuickEventPopupClosed(object sender, object e)
+    {
+    }
+
+    private void PopupPlacementChanged(object sender, object e)
+    {
+        if (sender is not Popup popup)
+        {
+            return;
+        }
+
+        popup.HorizontalOffset = 0;
+        popup.VerticalOffset = 0;
+
+        switch (popup.ActualPlacement)
+        {
+            case PopupPlacementMode.Top:
+                popup.VerticalOffset = PopupDialogOffset * -1;
+                break;
+            case PopupPlacementMode.Bottom:
+                popup.VerticalOffset = PopupDialogOffset;
+                break;
+            case PopupPlacementMode.Left:
+                popup.HorizontalOffset = PopupDialogOffset * -1;
+                break;
+            case PopupPlacementMode.Right:
+                popup.HorizontalOffset = PopupDialogOffset;
+                break;
+        }
+    }
+
+    private void StartTimeDurationSubmitted(ComboBox sender, ComboBoxTextSubmittedEventArgs args)
+        => ViewModel.SelectedStartTimeString = args.Text;
+
+    private void EndTimeDurationSubmitted(ComboBox sender, ComboBoxTextSubmittedEventArgs args)
+        => ViewModel.SelectedEndTimeString = args.Text;
 }