From 4a4882ebe5fe7e40d4b5bfecf872ef4125b10359 Mon Sep 17 00:00:00 2001
From: Matthew Chen <matthew@signal.org>
Date: Thu, 10 May 2018 13:55:31 -0400
Subject: [PATCH] Add debug notification.

---
 Signal/src/AppDelegate.m                      |  9 ++++++++
 Signal/src/environment/NotificationsManager.h |  8 ++++++-
 Signal/src/environment/NotificationsManager.m | 21 +++++++++++++++++++
 3 files changed, 37 insertions(+), 1 deletion(-)

diff --git a/Signal/src/AppDelegate.m b/Signal/src/AppDelegate.m
index c9c45a53b..4bed6ee04 100644
--- a/Signal/src/AppDelegate.m
+++ b/Signal/src/AppDelegate.m
@@ -529,6 +529,12 @@ static NSTimeInterval launchStartedAt;
     // We want to process up to one local notification per activation, so clear the flag.
     self.hasReceivedLocalNotification = NO;
 
+    // Clear all notifications whenever we become active.
+    // When opening the app from a notification,
+    // AppDelegate.didReceiveLocalNotification will always
+    // be called _before_ we become active.
+    [application cancelAllLocalNotifications];
+
     DDLogInfo(@"%@ applicationDidBecomeActive completed.", self.logTag);
 }
 
@@ -646,6 +652,9 @@ static NSTimeInterval launchStartedAt;
 
     DDLogWarn(@"%@ applicationWillResignActive.", self.logTag);
 
+    // Clear all notifications whenever we become inactive.
+    [application cancelAllLocalNotifications];
+
     [DDLog flushLog];
 }
 
diff --git a/Signal/src/environment/NotificationsManager.h b/Signal/src/environment/NotificationsManager.h
index 8f18d930a..b7cf0bc2d 100644
--- a/Signal/src/environment/NotificationsManager.h
+++ b/Signal/src/environment/NotificationsManager.h
@@ -1,5 +1,5 @@
 //
-//  Copyright (c) 2017 Open Whisper Systems. All rights reserved.
+//  Copyright (c) 2018 Open Whisper Systems. All rights reserved.
 //
 
 #import "OWSCallNotificationsAdaptee.h"
@@ -17,6 +17,12 @@ NS_ASSUME_NONNULL_BEGIN
 
 - (void)clearAllNotifications;
 
+#ifdef DEBUG
+
++ (void)presentDebugNotification;
+
+#endif
+
 @end
 
 NS_ASSUME_NONNULL_END
diff --git a/Signal/src/environment/NotificationsManager.m b/Signal/src/environment/NotificationsManager.m
index cde2590d8..568e8d5d0 100644
--- a/Signal/src/environment/NotificationsManager.m
+++ b/Signal/src/environment/NotificationsManager.m
@@ -449,6 +449,11 @@
     notification.alertBody = notification.alertBody.filterStringForDisplay;
 
     DispatchMainThreadSafe(^{
+        if (UIApplication.sharedApplication.applicationState == UIApplicationStateActive) {
+            DDLogWarn(@"%@ skipping notification; app is in foreground and active.", self.logTag);
+            return;
+        }
+
         // Replace any existing notification
         // e.g. when an "Incoming Call" notification gets replaced with a "Missed Call" notification.
         if (self.currentNotifications[identifier]) {
@@ -477,6 +482,22 @@
     });
 }
 
+#ifdef DEBUG
+
++ (void)presentDebugNotification
+{
+    OWSAssertIsOnMainThread();
+
+    UILocalNotification *notification = [UILocalNotification new];
+    notification.category = Signal_Full_New_Message_Category;
+    notification.soundName = [OWSSounds filenameForSound:OWSSound_DefaultiOSIncomingRingtone];
+    notification.alertBody = @"test";
+
+    [[UIApplication sharedApplication] scheduleLocalNotification:notification];
+}
+
+#endif
+
 - (void)clearAllNotifications
 {
     OWSAssertIsOnMainThread();