feat: count home widgets and then run cron

lib/main.dart

@@ -68,8 +68,10 @@ void initSlideshowWidget() {
   Workmanager().executeTask(
     (taskName, inputData) async {
       try {
-        await _init(true, via: 'runViaSlideshowWidget');
-        await initHomeWidget();
+        if (await countHomeWidgets() != 0) {
+          await _init(true, via: 'runViaSlideshowWidget');
+          await initHomeWidget();
+        }
         return true;
       } catch (e, s) {
         _logger.severe("Error in initSlideshowWidget", e, s);

lib/utils/home_widget_util.dart

@@ -11,6 +11,16 @@ import "package:photos/services/favorites_service.dart";
 import "package:photos/utils/file_util.dart";
 import "package:photos/utils/preload_util.dart";
 
+Future<int> countHomeWidgets() async {
+  return await hw.HomeWidget.getWidgetCount(
+        name: 'SlideshowWidgetProvider',
+        androidName: 'SlideshowWidgetProvider',
+        qualifiedAndroidName: 'io.ente.photos.SlideshowWidgetProvider',
+        iOSName: 'SlideshowWidget',
+      ) ??
+      0;
+}
+
 Future<void> initHomeWidget() async {
   final Logger logger = Logger("initHomeWidget");
   final user = Configuration.instance.getUserID();

pubspec.lock

@@ -925,10 +925,11 @@ packages:
   home_widget:
     dependency: "direct main"
     description:
-      name: home_widget
-      sha256: c58a9e6d3b94490f1a8d5ddcbeeeeebc79abd0befe5889c26b0713fb09be6857
-      url: "https://pub.dev"
-    source: hosted
+      path: "."
+      ref: main
+      resolved-ref: "49158ce4a517e87817dc84c6b96c00639281229a"
+      url: "https://github.com/prateekmedia/FlutterHomeWidget"
+    source: git
     version: "0.4.1"
   html:
     dependency: transitive

pubspec.yaml

@@ -90,7 +90,10 @@ dependencies:
   fluttertoast: ^8.0.6
   freezed_annotation: ^2.2.0
   google_nav_bar: ^5.0.5
-  home_widget: ^0.4.1
+  home_widget:
+    git:
+      url: https://github.com/prateekmedia/FlutterHomeWidget
+      ref: main
   html_unescape: ^2.0.0
   http: ^1.1.0
   image: ^4.0.17