From 0105d034b6a5df8a90ddb6bcab759f532f359914 Mon Sep 17 00:00:00 2001
From: Alex Baker <alex@tasks.org>
Date: Thu, 7 Sep 2017 11:53:50 -0500
Subject: [PATCH] Show timestamp on summary notification

---
 .../main/java/org/tasks/notifications/NotificationDao.java   | 3 +++
 .../java/org/tasks/notifications/NotificationManager.java    | 5 +++--
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/app/src/main/java/org/tasks/notifications/NotificationDao.java b/app/src/main/java/org/tasks/notifications/NotificationDao.java
index c4675f80d..99860eb6f 100644
--- a/app/src/main/java/org/tasks/notifications/NotificationDao.java
+++ b/app/src/main/java/org/tasks/notifications/NotificationDao.java
@@ -22,4 +22,7 @@ public interface NotificationDao {
 
     @Query("DELETE FROM notification WHERE task = :taskId")
     void delete(long taskId);
+
+    @Query("SELECT MAX(timestamp) FROM notification")
+    long latestTimestamp();
 }
diff --git a/app/src/main/java/org/tasks/notifications/NotificationManager.java b/app/src/main/java/org/tasks/notifications/NotificationManager.java
index c1575a4f9..33a12f89e 100644
--- a/app/src/main/java/org/tasks/notifications/NotificationManager.java
+++ b/app/src/main/java/org/tasks/notifications/NotificationManager.java
@@ -139,17 +139,18 @@ public class NotificationManager {
                 Iterable<Long> notificationIds = transform(appDatabase.notificationDao().getAll(), n -> n.taskId);
                 Filter notifications = new Filter(context.getString(R.string.notifications),
                         new QueryTemplate().where(Task.ID.in(notificationIds)));
+                long when = appDatabase.notificationDao().latestTimestamp();
                 NotificationCompat.Builder builder = new NotificationCompat.Builder(context, NotificationManager.NOTIFICATION_CHANNEL_DEFAULT)
                         .setGroupSummary(true)
                         .setGroup(GROUP_KEY)
-                        .setShowWhen(false)
+                        .setShowWhen(true)
+                        .setWhen(when)
                         .setSmallIcon(R.drawable.ic_done_all_white_24dp)
                         .setContentIntent(PendingIntent.getActivity(context, 0, TaskIntents.getTaskListIntent(context, notifications), PendingIntent.FLAG_UPDATE_CURRENT));
                 if (notify) {
                     builder.setGroupAlertBehavior(NotificationCompat.GROUP_ALERT_SUMMARY)
                             .setPriority(NotificationCompat.PRIORITY_HIGH)
                             .setSound(preferences.getRingtone());
-
                 } else {
                     builder.setOnlyAlertOnce(true)
                             .setGroupAlertBehavior(NotificationCompat.GROUP_ALERT_CHILDREN);