[TrimmableTypeMap] Add ManifestGenerator

src/Microsoft.Android.Sdk.TrimmableTypeMap/Generator/AndroidEnumConverter.cs

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+#nullable enable
+
+using System.Collections.Generic;
+
+namespace Microsoft.Android.Sdk.TrimmableTypeMap;
+
+/// <summary>
+/// Converts Android enum integer values to their XML attribute string representations.
+/// Ported from ManifestDocumentElement.cs.
+/// </summary>
+static class AndroidEnumConverter
+{
+	public static string? LaunchModeToString (int value) => value switch {
+		1 => "singleTop",
+		2 => "singleTask",
+		3 => "singleInstance",
+		4 => "singleInstancePerTask",
+		_ => null,
+	};
+
+	public static string? ScreenOrientationToString (int value) => value switch {
+		0 => "landscape",
+		1 => "portrait",
+		3 => "sensor",
+		4 => "nosensor",
+		5 => "user",
+		6 => "behind",
+		7 => "reverseLandscape",
+		8 => "reversePortrait",
+		9 => "sensorLandscape",
+		10 => "sensorPortrait",
+		11 => "fullSensor",
+		12 => "userLandscape",
+		13 => "userPortrait",
+		14 => "fullUser",
+		15 => "locked",
+		-1 => "unspecified",
+		_ => null,
+	};
+
+	public static string? ConfigChangesToString (int value)
+	{
+		var parts = new List<string> ();
+		if ((value & 0x0001) != 0) parts.Add ("mcc");
+		if ((value & 0x0002) != 0) parts.Add ("mnc");
+		if ((value & 0x0004) != 0) parts.Add ("locale");
+		if ((value & 0x0008) != 0) parts.Add ("touchscreen");
+		if ((value & 0x0010) != 0) parts.Add ("keyboard");
+		if ((value & 0x0020) != 0) parts.Add ("keyboardHidden");
+		if ((value & 0x0040) != 0) parts.Add ("navigation");
+		if ((value & 0x0080) != 0) parts.Add ("orientation");
+		if ((value & 0x0100) != 0) parts.Add ("screenLayout");
+		if ((value & 0x0200) != 0) parts.Add ("uiMode");
+		if ((value & 0x0400) != 0) parts.Add ("screenSize");
+		if ((value & 0x0800) != 0) parts.Add ("smallestScreenSize");
+		if ((value & 0x1000) != 0) parts.Add ("density");
+		if ((value & 0x2000) != 0) parts.Add ("layoutDirection");
+		if ((value & 0x4000) != 0) parts.Add ("colorMode");
+		if ((value & 0x8000) != 0) parts.Add ("grammaticalGender");
+		if ((value & 0x10000000) != 0) parts.Add ("fontWeightAdjustment");
+		if ((value & 0x40000000) != 0) parts.Add ("fontScale");
+		return parts.Count > 0 ? string.Join ("|", parts) : null;
+	}
+
+	public static string? SoftInputToString (int value)
+	{
+		var parts = new List<string> ();
+		int state = value & 0x0f;
+		int adjust = value & 0xf0;
+		if (state == 1) parts.Add ("stateUnchanged");
+		else if (state == 2) parts.Add ("stateHidden");
+		else if (state == 3) parts.Add ("stateAlwaysHidden");
+		else if (state == 4) parts.Add ("stateVisible");
+		else if (state == 5) parts.Add ("stateAlwaysVisible");
+		if (adjust == 0x10) parts.Add ("adjustResize");
+		else if (adjust == 0x20) parts.Add ("adjustPan");
+		else if (adjust == 0x30) parts.Add ("adjustNothing");
+		return parts.Count > 0 ? string.Join ("|", parts) : null;
+	}
+
+	public static string? DocumentLaunchModeToString (int value) => value switch {
+		1 => "intoExisting",
+		2 => "always",
+		3 => "never",
+		_ => null,
+	};
+
+	public static string? UiOptionsToString (int value) => value switch {
+		1 => "splitActionBarWhenNarrow",
+		_ => null,
+	};
+
+	public static string? ForegroundServiceTypeToString (int value)
+	{
+		var parts = new List<string> ();
+		if ((value & 0x00000001) != 0) parts.Add ("dataSync");
+		if ((value & 0x00000002) != 0) parts.Add ("mediaPlayback");
+		if ((value & 0x00000004) != 0) parts.Add ("phoneCall");
+		if ((value & 0x00000008) != 0) parts.Add ("location");
+		if ((value & 0x00000010) != 0) parts.Add ("connectedDevice");
+		if ((value & 0x00000020) != 0) parts.Add ("mediaProjection");
+		if ((value & 0x00000040) != 0) parts.Add ("camera");
+		if ((value & 0x00000080) != 0) parts.Add ("microphone");
+		if ((value & 0x00000100) != 0) parts.Add ("health");
+		if ((value & 0x00000200) != 0) parts.Add ("remoteMessaging");
+		if ((value & 0x00000400) != 0) parts.Add ("systemExempted");
+		if ((value & 0x00000800) != 0) parts.Add ("shortService");
+		if ((value & 0x40000000) != 0) parts.Add ("specialUse");
+		return parts.Count > 0 ? string.Join ("|", parts) : null;
+	}
+
+	public static string? ProtectionToString (int value)
+	{
+		int baseValue = value & 0x0f;
+		return baseValue switch {
+			0 => "normal",
+			1 => "dangerous",
+			2 => "signature",
+			3 => "signatureOrSystem",
+			_ => null,
+		};
+	}
+
+	public static string? ActivityPersistableModeToString (int value) => value switch {
+		0 => "persistRootOnly",
+		1 => "persistAcrossReboots",
+		2 => "persistNever",
+		_ => null,
+	};
+}

src/Microsoft.Android.Sdk.TrimmableTypeMap/Generator/AssemblyLevelElementBuilder.cs

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+#nullable enable
+
+using System;
+using System.Collections.Generic;
+using System.Globalization;
+using System.Linq;
+using System.Xml.Linq;
+
+namespace Microsoft.Android.Sdk.TrimmableTypeMap;
+
+/// <summary>
+/// Adds assembly-level manifest elements (permissions, uses-permissions, uses-features,
+/// uses-library, uses-configuration, meta-data, property).
+/// </summary>
+static class AssemblyLevelElementBuilder
+{
+	static readonly XNamespace AndroidNs = ManifestConstants.AndroidNs;
+	static readonly XName AttName = ManifestConstants.AttName;
+
+	internal static void AddAssemblyLevelElements (XElement manifest, XElement app, AssemblyManifestInfo info)
+	{
+		var existingPermissions = new HashSet<string> (
+			manifest.Elements ("permission").Select (e => (string?)e.Attribute (AttName)).OfType<string> ());
+		var existingUsesPermissions = new HashSet<string> (
+			manifest.Elements ("uses-permission").Select (e => (string?)e.Attribute (AttName)).OfType<string> ());
+
+		// <permission> elements
+		foreach (var perm in info.Permissions) {
+			if (string.IsNullOrEmpty (perm.Name) || existingPermissions.Contains (perm.Name)) {
+				continue;
+			}
+			var element = new XElement ("permission", new XAttribute (AttName, perm.Name));
+			PropertyMapper.MapDictionaryProperties (element, perm.Properties, "Label", "label");
+			PropertyMapper.MapDictionaryProperties (element, perm.Properties, "Description", "description");
+			PropertyMapper.MapDictionaryProperties (element, perm.Properties, "Icon", "icon");
+			PropertyMapper.MapDictionaryProperties (element, perm.Properties, "PermissionGroup", "permissionGroup");
+			PropertyMapper.MapDictionaryEnumProperty (element, perm.Properties, "ProtectionLevel", "protectionLevel", AndroidEnumConverter.ProtectionToString);
+			manifest.Add (element);
+		}
+
+		// <permission-group> elements
+		foreach (var pg in info.PermissionGroups) {
+			if (string.IsNullOrEmpty (pg.Name)) {
+				continue;
+			}
+			var element = new XElement ("permission-group", new XAttribute (AttName, pg.Name));
+			PropertyMapper.MapDictionaryProperties (element, pg.Properties, "Label", "label");
+			PropertyMapper.MapDictionaryProperties (element, pg.Properties, "Description", "description");
+			PropertyMapper.MapDictionaryProperties (element, pg.Properties, "Icon", "icon");
+			manifest.Add (element);
+		}
+
+		// <permission-tree> elements
+		foreach (var pt in info.PermissionTrees) {
+			if (string.IsNullOrEmpty (pt.Name)) {
+				continue;
+			}
+			var element = new XElement ("permission-tree", new XAttribute (AttName, pt.Name));
+			PropertyMapper.MapDictionaryProperties (element, pt.Properties, "Label", "label");
+			PropertyMapper.MapDictionaryProperties (element, pt.Properties, "Icon", "icon");
+			manifest.Add (element);
+		}
+
+		// <uses-permission> elements
+		foreach (var up in info.UsesPermissions) {
+			if (string.IsNullOrEmpty (up.Name) || existingUsesPermissions.Contains (up.Name)) {
+				continue;
+			}
+			var element = new XElement ("uses-permission", new XAttribute (AttName, up.Name));
+			if (up.MaxSdkVersion.HasValue) {
+				element.SetAttributeValue (AndroidNs + "maxSdkVersion", up.MaxSdkVersion.Value.ToString (CultureInfo.InvariantCulture));
+			}
+			manifest.Add (element);
+		}
+
+		// <uses-feature> elements
+		var existingFeatures = new HashSet<string> (
+			manifest.Elements ("uses-feature").Select (e => (string?)e.Attribute (AttName)).OfType<string> ());
+		foreach (var uf in info.UsesFeatures) {
+			if (uf.Name is not null && !existingFeatures.Contains (uf.Name)) {
+				var element = new XElement ("uses-feature",
+					new XAttribute (AttName, uf.Name),
+					new XAttribute (AndroidNs + "required", uf.Required ? "true" : "false"));
+				manifest.Add (element);
+			} else if (uf.GLESVersion != 0) {
+				var versionStr = $"0x{uf.GLESVersion:X8}";
+				if (!manifest.Elements ("uses-feature").Any (e => (string?)e.Attribute (AndroidNs + "glEsVersion") == versionStr)) {
+					var element = new XElement ("uses-feature",
+						new XAttribute (AndroidNs + "glEsVersion", versionStr),
+						new XAttribute (AndroidNs + "required", uf.Required ? "true" : "false"));
+					manifest.Add (element);
+				}
+			}
+		}
+
+		// <uses-library> elements inside <application>
+		foreach (var ul in info.UsesLibraries) {
+			if (string.IsNullOrEmpty (ul.Name)) {
+				continue;
+			}
+			if (!app.Elements ("uses-library").Any (e => (string?)e.Attribute (AttName) == ul.Name)) {
+				app.Add (new XElement ("uses-library",
+					new XAttribute (AttName, ul.Name),
+					new XAttribute (AndroidNs + "required", ul.Required ? "true" : "false")));
+			}
+		}
+
+		// Assembly-level <meta-data> inside <application>
+		foreach (var md in info.MetaData) {
+			if (string.IsNullOrEmpty (md.Name)) {
+				continue;
+			}
+			if (!app.Elements ("meta-data").Any (e => (string?)e.Attribute (AndroidNs + "name") == md.Name)) {
+				app.Add (ComponentElementBuilder.CreateMetaDataElement (md));
+			}
+		}
+
+		// Assembly-level <property> inside <application>
+		foreach (var prop in info.Properties) {
+			if (string.IsNullOrEmpty (prop.Name)) {
+				continue;
+			}
+			if (!app.Elements ("property").Any (e => (string?)e.Attribute (AndroidNs + "name") == prop.Name)) {
+				var element = new XElement ("property",
+					new XAttribute (AndroidNs + "name", prop.Name));
+				if (prop.Value is not null) {
+					element.SetAttributeValue (AndroidNs + "value", prop.Value);
+				}
+				if (prop.Resource is not null) {
+					element.SetAttributeValue (AndroidNs + "resource", prop.Resource);
+				}
+				app.Add (element);
+			}
+		}
+
+		// <uses-configuration> elements
+		foreach (var uc in info.UsesConfigurations) {
+			var element = new XElement ("uses-configuration");
+			if (uc.ReqFiveWayNav) {
+				element.SetAttributeValue (AndroidNs + "reqFiveWayNav", "true");
+			}
+			if (uc.ReqHardKeyboard) {
+				element.SetAttributeValue (AndroidNs + "reqHardKeyboard", "true");
+			}
+			if (uc.ReqKeyboardType is not null) {
+				element.SetAttributeValue (AndroidNs + "reqKeyboardType", uc.ReqKeyboardType);
+			}
+			if (uc.ReqNavigation is not null) {
+				element.SetAttributeValue (AndroidNs + "reqNavigation", uc.ReqNavigation);
+			}
+			if (uc.ReqTouchScreen is not null) {
+				element.SetAttributeValue (AndroidNs + "reqTouchScreen", uc.ReqTouchScreen);
+			}
+			manifest.Add (element);
+		}
+	}
+
+	internal static void ApplyApplicationProperties (XElement app, Dictionary<string, object?> properties)
+	{
+		PropertyMapper.ApplyMappings (app, properties, PropertyMapper.ApplicationPropertyMappings, skipExisting: true);
+	}
+
+	internal static void AddInternetPermission (XElement manifest)
+	{
+		if (!manifest.Elements ("uses-permission").Any (p =>
+			(string?)p.Attribute (AndroidNs + "name") == "android.permission.INTERNET")) {
+			manifest.Add (new XElement ("uses-permission",
+				new XAttribute (AndroidNs + "name", "android.permission.INTERNET")));
+		}
+	}
+}