added new Microsoft.PowerPlatform.PowerApps.Persistence project

src/Microsoft.PowerPlatform.PowerApps.Persistence/Microsoft.PowerPlatform.PowerApps.Persistence.csproj

@@ -0,0 +1,9 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net7.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+</Project>

src/Microsoft.PowerPlatform.PowerApps.Persistence/Models/BuiltInTemplatesUris.cs

@@ -0,0 +1,11 @@
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
+
+namespace Microsoft.PowerPlatform.PowerApps.Persistence.Models;
+
+internal static class BuiltInTemplatesUris
+{
+    public static readonly Uri Screen = new("http://microsoft.com/appmagic/screen#screen");
+    public static readonly Uri Button = new("http://microsoft.com/appmagic/button#button");
+    public static readonly Uri Label = new("http://microsoft.com/appmagic/label#label");
+}

src/Microsoft.PowerPlatform.PowerApps.Persistence/Models/Button.cs

@@ -0,0 +1,14 @@
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
+
+namespace Microsoft.PowerPlatform.PowerApps.Persistence.Models;
+
+[FirstClass(Template)]
+internal record Button : Control
+{
+    internal const string Template = "Button";
+    public Button()
+    {
+        ControlUri = BuiltInTemplatesUris.Button;
+    }
+}

src/Microsoft.PowerPlatform.PowerApps.Persistence/Models/Control.cs

@@ -0,0 +1,30 @@
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
+
+namespace Microsoft.PowerPlatform.PowerApps.Persistence.Models;
+
+//TODO: abstract?
+internal record Control
+{
+    // TODO: rename to "Control" in yaml
+    // TODO: make this a string and handle parsing/matchin later
+    /// <summary>
+    /// template uri of the control.
+    /// </summary>
+    public Uri? ControlUri { get; init; }
+
+    /// <summary>
+    /// the control's name.
+    /// </summary>
+    public string? Name { get; init; }
+
+    /// <summary>
+    /// key/value pairs of Control properties. Mapped to/from Control rules.
+    /// </summary>
+    public IReadOnlyDictionary<string, string>? Properties { get; init; }
+
+    /// <summary>
+    /// list of child controls nested under this control.
+    /// </summary>
+    public Control[]? Controls { get; init; }
+}

src/Microsoft.PowerPlatform.PowerApps.Persistence/Models/ControlProperty.cs

@@ -0,0 +1,14 @@
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
+
+namespace Microsoft.PowerPlatform.PowerApps.Persistence.Models;
+
+// TODO
+//internal sealed record ControlProperty
+//{
+//    public string Name { get; init; }
+
+//    public string? Value { get; init; }
+
+//    public bool IsFormula { get; init; }
+//}

src/Microsoft.PowerPlatform.PowerApps.Persistence/Models/CustomControl.cs

@@ -0,0 +1,6 @@
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
+
+namespace Microsoft.PowerPlatform.PowerApps.Persistence.Models;
+
+internal record CustomControl : Control;

src/Microsoft.PowerPlatform.PowerApps.Persistence/Models/FirstClassAttribute.cs

@@ -0,0 +1,14 @@
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
+
+namespace Microsoft.PowerPlatform.PowerApps.Persistence.Models;
+
+[AttributeUsage(AttributeTargets.Class | AttributeTargets.Struct, AllowMultiple = false)]
+internal class FirstClassAttribute : Attribute
+{
+    public FirstClassAttribute(string? nodeName = null)
+    {
+        NodeName = nodeName ?? string.Empty;
+    }
+    public string NodeName { get; }
+}

src/Microsoft.PowerPlatform.PowerApps.Persistence/Models/Label.cs

@@ -0,0 +1,14 @@
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
+
+namespace Microsoft.PowerPlatform.PowerApps.Persistence.Models;
+
+[FirstClass(Template)]
+internal record Label : Control
+{
+    internal const string Template = "Label";
+    public Label()
+    {
+        ControlUri = BuiltInTemplatesUris.Label;
+    }
+}

src/Microsoft.PowerPlatform.PowerApps.Persistence/Models/Screen.cs

@@ -0,0 +1,14 @@
+// Copyright (c) Microsoft Corporation.
+// Licensed under the MIT License.
+
+namespace Microsoft.PowerPlatform.PowerApps.Persistence.Models;
+
+[FirstClass(Template)]
+internal record Screen : Control
+{
+    internal const string Template = "Screen";
+    public Screen()
+    {
+        ControlUri = BuiltInTemplatesUris.Screen;
+    }
+}

src/PASopa.sln

@@ -16,6 +16,8 @@ Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Solution Items", "Solution
 		..\.editorconfig = ..\.editorconfig
 	EndProjectSection
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Microsoft.PowerPlatform.PowerApps.Persistence", "Microsoft.PowerPlatform.PowerApps.Persistence\Microsoft.PowerPlatform.PowerApps.Persistence.csproj", "{906B4EA5-F287-4D0E-A511-0D89B2DD9C14}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -34,6 +36,10 @@ Global
 		{8AD94CC0-7330-4880-A8E0-177B37CDB27B}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{8AD94CC0-7330-4880-A8E0-177B37CDB27B}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{8AD94CC0-7330-4880-A8E0-177B37CDB27B}.Release|Any CPU.Build.0 = Release|Any CPU
+		{906B4EA5-F287-4D0E-A511-0D89B2DD9C14}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{906B4EA5-F287-4D0E-A511-0D89B2DD9C14}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{906B4EA5-F287-4D0E-A511-0D89B2DD9C14}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{906B4EA5-F287-4D0E-A511-0D89B2DD9C14}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE