From fba665e82bec87a511b5cc20beaaf75bb20276e9 Mon Sep 17 00:00:00 2001
From: silviavinyes <silviavinyes@google.com>
Date: Fri, 29 Jul 2022 13:46:07 +0100
Subject: [PATCH] Add logging for ambient light.

Bug: 243369305
Test: statsd_testdrive

Change-Id: I7b3a823f116b68a349d398b9cd2dab465e27ea9c
(cherry picked from commit 642112e475b040b874ade8f43328b7faad36061b)
Merged-in: I7b3a823f116b68a349d398b9cd2dab465e27ea9c
---
 .../server/display/AmbientBrightnessStatsTracker.java    | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/services/core/java/com/android/server/display/AmbientBrightnessStatsTracker.java b/services/core/java/com/android/server/display/AmbientBrightnessStatsTracker.java
index d74c7025ae333..7c9a48431a249 100644
--- a/services/core/java/com/android/server/display/AmbientBrightnessStatsTracker.java
+++ b/services/core/java/com/android/server/display/AmbientBrightnessStatsTracker.java
@@ -27,6 +27,7 @@ import android.util.TypedXmlSerializer;
 import android.util.Xml;
 
 import com.android.internal.annotations.VisibleForTesting;
+import com.android.internal.util.FrameworkStatsLog;
 
 import org.xmlpull.v1.XmlPullParser;
 import org.xmlpull.v1.XmlPullParserException;
@@ -287,6 +288,14 @@ public class AmbientBrightnessStatsTracker {
                     localDate)) {
                 return lastBrightnessStats;
             } else {
+                // It is a new day, and we have available data, so log data. The daily boundary
+                // might not be right if the user changes timezones but that is fine, since it
+                // won't be that frequent.
+                if (lastBrightnessStats != null) {
+                    FrameworkStatsLog.write(FrameworkStatsLog.AMBIENT_BRIGHTNESS_STATS_REPORTED,
+                            lastBrightnessStats.getStats(),
+                            lastBrightnessStats.getBucketBoundaries());
+                }
                 AmbientBrightnessDayStats dayStats = new AmbientBrightnessDayStats(localDate,
                         BUCKET_BOUNDARIES_FOR_NEW_STATS);
                 if (userStats.size() == MAX_DAYS_TO_TRACK) {