Add some documentation

Author: markwallace-microsoft

dotnet/samples/Concepts/FunctionCalling/FunctionCalling.cs

@@ -1,6 +1,5 @@
 // Copyright (c) Microsoft. All rights reserved.
 
-using System.ComponentModel;
 using System.Text;
 using Microsoft.SemanticKernel;
 using Microsoft.SemanticKernel.ChatCompletion;
@@ -569,82 +568,6 @@ private static Kernel CreateKernel(ITestOutputHelper? output = null)
                 }, "GetWeatherForCity", "Gets the current weather for the specified city and specified date time."),
         ]);
 
-        kernel.Plugins.AddFromType<MenuPlugin>();
-
         return kernel;
     }
 }
-
-public sealed class MenuPlugin
-{
-    [KernelFunction, Description("Provides a list of specials from the menu.")]
-    public MenuItem[] GetMenu()
-    {
-        return s_menuItems;
-    }
-
-    [KernelFunction, Description("Provides a list of specials from the menu.")]
-    public MenuItem[] GetSpecials()
-    {
-        return s_menuItems.Where(i => i.IsSpecial).ToArray();
-    }
-
-    [KernelFunction, Description("Provides the price of the requested menu item.")]
-    public float? GetItemPrice(
-        [Description("The name of the menu item.")]
-        string menuItem)
-    {
-        return s_menuItems.FirstOrDefault(i => i.Name.Equals(menuItem, StringComparison.OrdinalIgnoreCase))?.Price;
-    }
-
-    private static readonly MenuItem[] s_menuItems =
-        [
-            new()
-            {
-                Category = "Soup",
-                Name = "Clam Chowder",
-                Price = 4.95f,
-                IsSpecial = true,
-            },
-            new()
-            {
-                Category = "Soup",
-                Name = "Tomato Soup",
-                Price = 4.95f,
-                IsSpecial = false,
-            },
-            new()
-            {
-                Category = "Salad",
-                Name = "Cobb Salad",
-                Price = 9.99f,
-            },
-            new()
-            {
-                Category = "Salad",
-                Name = "House Salad",
-                Price = 4.95f,
-            },
-            new()
-            {
-                Category = "Drink",
-                Name = "Chai Tea",
-                Price = 2.95f,
-                IsSpecial = true,
-            },
-            new()
-            {
-                Category = "Drink",
-                Name = "Soda",
-                Price = 1.95f,
-            },
-        ];
-
-    public sealed class MenuItem
-    {
-        public string Category { get; init; }
-        public string Name { get; init; }
-        public float Price { get; init; }
-        public bool IsSpecial { get; init; }
-    }
-}