Correct actiivty labels

lib/data/models/entities.dart

@@ -673,6 +673,7 @@ abstract class ActivityEntity
       kActivityEmailReminder2,
       kActivityEmailReminder3,
       kActivityEmailReminderEndless,
+      kActivityEmailInvoiceFailed,
     ].contains(activityTypeId)) {
       return EntityType.invoice;
     } else if ([
@@ -763,7 +764,8 @@ abstract class ActivityEntity
   }
 
   String getDescription(
-    String activity, {
+    String activity,
+    String systemString, {
     UserEntity user,
     ClientEntity client,
     InvoiceEntity invoice,
@@ -781,7 +783,8 @@ abstract class ActivityEntity
           .firstWhere((contact) => contact.id == contactId, orElse: () => null);
     }
 
-    activity = activity.replaceFirst(':user', user?.listDisplayName ?? '');
+    activity =
+        activity.replaceFirst(':user', user?.listDisplayName ?? systemString);
     activity = activity.replaceFirst(':client', client?.displayName ?? '');
     activity = activity.replaceFirst(':invoice', invoice?.number ?? '');
     activity =

lib/ui/app/lists/activity_list_tile.dart

@@ -39,6 +39,7 @@ class ActivityListTile extends StatelessWidget {
     String title = localization.lookup('activity_${activity.activityTypeId}');
     title = activity.getDescription(
       title,
+      localization.system,
       user: user,
       client: client,
       invoice: invoice,

lib/utils/i18n.dart

@@ -15,6 +15,7 @@ mixin LocalizationsProvider on LocaleCodeAware {
   static final Map<String, Map<String, String>> _localizedValues = {
     'en': {
       // STARTER: lang key - do not remove comment
+      'system': 'System',
       'set_default_company': 'Set Default Company',
       'updated_company': 'Successfully updated company',
       'kbc': 'KBC',
@@ -62660,6 +62661,10 @@ mixin LocalizationsProvider on LocaleCodeAware {
       _localizedValues[localeCode]['set_default_company'] ??
       _localizedValues['en']['set_default_company'];
 
+  String get system =>
+      _localizedValues[localeCode]['system'] ??
+      _localizedValues['en']['system'];
+
   // STARTER: lang field - do not remove comment
 
   String lookup(String key) {