Rework navigation so we can resolve by key now

2024-11-17 23:09:26 +00:00
parent 796ef41e3f
commit 7a9028bbeb
26 changed files with 371 additions and 88 deletions
@@ -0,0 +1,84 @@
+using CommunityToolkit.Mvvm.Messaging;
+using Microsoft.UI.Xaml;
+using Microsoft.UI.Xaml.Controls;
+using Microsoft.Xaml.Interactivity;
+using System;
+using System.Collections.Generic;
+using System.Collections.Immutable;
+using Toolkit.Foundation;
+using Toolkit.WinUI;
+using Windows.UI.Xaml.Markup;
+
+namespace Toolkit.UI.WinUI;
+
+[ContentProperty(Name = nameof(Parameters))]
+public class NavigateAction :
+    DependencyObject,
+    IAction
+{
+    public static readonly DependencyProperty RegionProperty =
+        DependencyProperty.Register(nameof(Region),
+            typeof(object), typeof(NavigateAction),
+                new PropertyMetadata(null));
+
+    public static readonly DependencyProperty RouteProperty =
+        DependencyProperty.Register(nameof(Route),
+            typeof(string), typeof(NavigateAction),
+                new PropertyMetadata(null));
+
+    public static readonly DependencyProperty ScopeProperty =
+        DependencyProperty.Register(nameof(Scope),
+            typeof(string), typeof(NavigateAction),
+                new PropertyMetadata(null));
+
+    public static readonly DependencyProperty ParametersProperty =
+        DependencyProperty.Register(nameof(Parameters),
+            typeof(ParameterCollection), typeof(NavigateAction),
+                new PropertyMetadata(null));
+
+    private ParameterCollection parameterCollection = [];
+
+    public event EventHandler? Navigated;
+
+    public object Region
+    {
+        get => GetValue(RegionProperty);
+        set => SetValue(RegionProperty, value);
+    }
+
+    public ParameterCollection Parameters =>
+        parameterCollection ??= [];
+
+    public string Route
+    {
+        get => (string)GetValue(RouteProperty);
+        set => SetValue(RouteProperty, value);
+    }
+
+    public string Scope
+    {
+        get => (string)GetValue(ScopeProperty);
+        set => SetValue(ScopeProperty, value);
+    }
+
+    public object Execute(object? sender,
+        object? parameter)
+    {
+        if (sender is Control content)
+        {
+            Dictionary<string, object> arguments =
+                new(StringComparer.InvariantCultureIgnoreCase);
+
+            if (content.DataContext is IObservableViewModel observableViewModel)
+            {
+                ImmutableDictionary<string, object>? parameters = Parameters is { Count: > 0 } ? Parameters.ToImmutableDictionary(x => x.Key, x => x.Value) :
+                    ImmutableDictionary<string, object>.Empty;
+
+                observableViewModel.Messenger.Send(new NavigateEventArgs(Route, Region.Equals(this) ? content : Region, Scope ?? null,
+                    content.DataContext, Navigated, parameters));
+            }
+        }
+
+        return true;
+    }
+}