Add Content lookup markupextension

Framework/Foundation/Contents/NamedContentFactory.cs

@@ -0,0 +1,35 @@
+namespace Toolkit.Framework.Foundation;
+
+public class NamedContentFactory : INamedContentFactory
+{
+    private readonly Dictionary<string, object> cache = new();
+
+    private readonly IReadOnlyCollection<IContentTemplateDescriptor> descriptors;
+    private readonly IServiceFactory serviceFactory;
+
+    public NamedContentFactory(IReadOnlyCollection<IContentTemplateDescriptor> descriptors,
+        IServiceFactory serviceFactory)
+    {
+        this.descriptors = descriptors;
+        this.serviceFactory = serviceFactory;
+    }
+
+    public virtual object? Create(string name, params object[] parameters)
+    {
+        if (cache.TryGetValue(name, out object? data))
+        {
+            return data;
+        }
+
+        if (descriptors.FirstOrDefault(x => x.Name == name) is IContentTemplateDescriptor descriptor)
+        {
+            data = parameters is { Length: > 0 } ? serviceFactory.Create<object>(descriptor.ContentType, parameters) : serviceFactory.Create(descriptor.ContentType);
+            if (data is ICache cache)
+            {
+                this.cache[name] = cache;
+            }
+        }
+
+        return data;
+    }
+}