Fix form pages

Also, add the spongebot settings page back to test

This fixes the form bubbling thing I was talking about with @crutkas

src/modules/cmdpal/extensions/SpongebotExtension/SpongeSettingsForm.cs

@@ -0,0 +1,82 @@
+// Copyright (c) Microsoft Corporation
+// The Microsoft Corporation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+using System;
+using System.IO;
+using System.Text.Json.Nodes;
+using Microsoft.Windows.CommandPalette.Extensions;
+using Microsoft.Windows.CommandPalette.Extensions.Helpers;
+
+namespace SpongebotExtension;
+
+internal sealed class SpongeSettingsForm : Form
+{
+    public override string TemplateJson()
+    {
+        var json = $$"""
+{
+  "$schema": "http://adaptivecards.io/schemas/adaptive-card.json",
+  "type": "AdaptiveCard",
+  "version": "1.5",
+  "body": [
+    {
+      "type": "Input.Text",
+      "style": "text",
+      "id": "username",
+      "label": "Username",
+      "isRequired": true,
+      "errorMessage": "Username is required"
+    },
+    {
+      "type": "Input.Text",
+      "style": "password",
+      "id": "password",
+      "label": "Password",
+      "isRequired": true,
+      "errorMessage": "Password is required"
+    }
+  ],
+  "actions": [
+    {
+      "type": "Action.Submit",
+      "title": "Save",
+      "data": {
+        "username": "username",
+        "password": "password"
+      }
+    }
+  ]
+}
+""";
+        return json;
+    }
+
+    public override string DataJson() => throw new NotImplementedException();
+
+    public override string StateJson() => throw new NotImplementedException();
+
+    public override ActionResult SubmitForm(string payload)
+    {
+        var formInput = JsonNode.Parse(payload);
+        if (formInput == null)
+        {
+            return ActionResult.GoHome();
+        }
+
+        // get the name and url out of the values
+        var formName = formInput["username"] ?? string.Empty;
+        var formPassword = formInput["password"] ?? string.Empty;
+
+        // Construct a new json blob with the name and url
+        var json = $$"""
+{
+    "username": "{{formName}}",
+    "password": "{{formPassword}}"
+}
+""";
+
+        File.WriteAllText(SpongebotPage.StateJsonPath(), json);
+        return ActionResult.GoHome();
+    }
+}

src/modules/cmdpal/extensions/SpongebotExtension/SpongebotCommandsProvider.cs

@@ -3,6 +3,7 @@
 // See the LICENSE file in the project root for more information.
 
 using System;
+using System.IO;
 using Microsoft.Windows.CommandPalette.Extensions;
 using Microsoft.Windows.CommandPalette.Extensions.Helpers;
 
@@ -14,16 +15,28 @@ internal sealed class SpongebotCommandsProvider : ICommandProvider
 
     public IconDataType Icon => new(string.Empty);
 
+    private readonly SpongebotPage mainPage = new();
+
+    private readonly SpongebotSettingsPage settingsPage = new();
+
 #pragma warning disable CA1816 // Dispose methods should call SuppressFinalize
     public void Dispose() => throw new NotImplementedException();
 #pragma warning restore CA1816 // Dispose methods should call SuppressFinalize
 
     public IListItem[] TopLevelCommands()
     {
-        var spongebotPage = new SpongebotPage();
-        var listItem = new ListItem(spongebotPage)
+        var settingsPath = SpongebotPage.StateJsonPath();
+        if (!File.Exists(settingsPath))
         {
-            MoreCommands = [new CommandContextItem(spongebotPage.CopyTextAction)],
+            return [new ListItem(settingsPage) { Title = "Spongebot settings", Subtitle = "Enter your imgflip credentials" }];
+        }
+
+        var listItem = new ListItem(mainPage)
+        {
+            MoreCommands = [
+                new CommandContextItem(mainPage.CopyTextAction),
+                new CommandContextItem(settingsPage),
+            ],
         };
         return [listItem];
     }

src/modules/cmdpal/extensions/SpongebotExtension/SpongebotSettingsPage.cs

@@ -0,0 +1,22 @@
+// Copyright (c) Microsoft Corporation
+// The Microsoft Corporation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+using System;
+using Microsoft.Windows.CommandPalette.Extensions;
+using Microsoft.Windows.CommandPalette.Extensions.Helpers;
+
+namespace SpongebotExtension;
+
+internal sealed class SpongebotSettingsPage : Microsoft.Windows.CommandPalette.Extensions.Helpers.FormPage
+{
+    private readonly SpongeSettingsForm settingsForm = new();
+
+    public override IForm[] Forms() => [settingsForm];
+
+    public SpongebotSettingsPage()
+    {
+        _Name = "Settings";
+        Icon = new("https://imgflip.com/s/meme/Mocking-Spongebob.jpg");
+    }
+}

src/modules/cmdpal/src/WindowsCommandPalette/Views/FormPage.xaml.cs

@@ -14,6 +14,7 @@ using Microsoft.UI.Xaml.Controls;
 using Microsoft.UI.Xaml.Input;
 using Microsoft.UI.Xaml.Navigation;
 using Microsoft.Windows.CommandPalette.Extensions;
+using Microsoft.Windows.CommandPalette.Extensions.Helpers;
 using Windows.Foundation;
 using Windows.System;
 using Windows.UI.ViewManagement;
@@ -115,7 +116,9 @@ public sealed class FormPageViewModel : PageViewModel
                 var f = this.Page.Forms();
                 foreach (var form in f)
                 {
-                    Forms.Add(new FormViewModel(form));
+                    var formVm = new FormViewModel(form);
+                    formVm.RequestSubmitForm += RequestSubmitFormBubbler;
+                    Forms.Add(formVm);
                 }
             }
             catch (Exception)
@@ -133,6 +136,10 @@ public sealed class FormPageViewModel : PageViewModel
         await t;
     }
 
+    private void RequestSubmitFormBubbler(object sender, SubmitFormArgs args)
+    {
+        this.SubmitForm(args.FormData, args.Form);
+    }
 }
 
 public sealed partial class FormPage : Page