FEATURE: send push notif if available on reminder

config/locales/server.en.yml

@@ -42,6 +42,10 @@ en:
     more_than_two_dates: "A post of a calendar topic can’t contain more than two dates."
     event_expired: "Event expired"
   discourse_post_event:
+    notifications:
+      before_event_reminder: "%{title} is about to start."
+      after_event_reminder: "%{title} has ended."
+      ongoing_event_reminder: "%{title} is ongoing."
     errors:
       bulk_invite:
         max_invitees: "First %{max_invittes} invitees have been created. Try splitting the file in smaller parts."

jobs/regular/discourse_post_event/send_reminder.rb

@@ -51,6 +51,18 @@ module Jobs
             message: "discourse_post_event.notifications.#{prefix}_event_reminder"
           }.to_json
         )
+
+        PostAlerter.new(event.post).create_notification_alert(
+          user: invitee.user,
+          post: event.post,
+          username: invitee.user.username,
+          notification_type: Notification.types[:event_reminder] || Notification.types[:custom],
+          excerpt: I18n.t(
+            "discourse_post_event.notifications.#{prefix}_event_reminder",
+            title: event.name || event.post.topic.title,
+            locale: invitee.user.effective_locale
+          )
+        )
       end
     end
   end