feat(youtube/microg-support): handle availability of Vanced MicroG

app/src/main/java/app/revanced/integrations/patches/MicroGSupport.java

@@ -0,0 +1,33 @@
+package app.revanced.integrations.patches;
+
+import static app.revanced.integrations.sponsorblock.StringRef.str;
+
+import android.content.Intent;
+import android.content.pm.PackageManager;
+import android.net.Uri;
+import android.widget.Toast;
+
+import app.revanced.integrations.utils.LogHelper;
+import app.revanced.integrations.utils.ReVancedUtils;
+
+public class MicroGSupport {
+    private static final String MICROG_VENDOR = "com.mgoogle";
+    private static final String MICROG_PACKAGE_NAME = "com.mgoogle.android.gms";
+    private static final String VANCED_MICROG_DOWNLOAD_LINK = "https://github.com/TeamVanced/VancedMicroG/releases/latest";
+
+    public static void checkAvailability() {
+        var context = ReVancedUtils.getContext();
+        assert context != null;
+        try {
+            context.getPackageManager().getPackageInfo(MICROG_PACKAGE_NAME, PackageManager.GET_ACTIVITIES);
+            LogHelper.debug(ReVancedUtils.class, "MicroG is installed on the device");
+        } catch (PackageManager.NameNotFoundException exception) {
+            LogHelper.printException(ReVancedUtils.class, "MicroG was not found", exception);
+            Toast.makeText(context, str("microg_not_installed_warning"), Toast.LENGTH_LONG).show();
+
+            var intent = new Intent(Intent.ACTION_VIEW);
+            intent.setData(Uri.parse(VANCED_MICROG_DOWNLOAD_LINK));
+            context.startActivity(intent);
+        }
+    }
+}