From 811f255b71e59a5ff1612f911fc12b91dfeb9e01 Mon Sep 17 00:00:00 2001
From: Noah Bond <87384386+MozillaNoah@users.noreply.github.com>
Date: Wed, 10 Nov 2021 12:13:40 -0800
Subject: [PATCH] MR2 Telemetry: Opening screen preference (#22333)

* For #22145 - Added telemetry to the opening screen preference.

* For #22145 - Added PR number to metric

Co-authored-by: mergify[bot] <37929162+mergify[bot]@users.noreply.github.com>
---
 app/metrics.yaml                                 | 16 ++++++++++++++++
 .../java/org/mozilla/fenix/FenixApplication.kt   |  8 ++++++++
 2 files changed, 24 insertions(+)

diff --git a/app/metrics.yaml b/app/metrics.yaml
index 91bed5e6bd..2f47c7c83b 100644
--- a/app/metrics.yaml
+++ b/app/metrics.yaml
@@ -1381,6 +1381,22 @@ customize_home:
     notification_emails:
       - android-probes@mozilla.com
     expires: "2022-09-20"
+  opening_screen:
+    type: string
+    description: |
+      What opening screen preference the user has selected
+      under "Customize Home".
+      "homepage," "last tab," or "homepage after 4 hours"
+      default: "homepage after 4 hours"
+    bugs:
+      - https://github.com/mozilla-mobile/fenix/issues/22145
+    data_reviews:
+      - https://github.com/mozilla-mobile/fenix/pull/22333
+    data_sensitivity:
+      - interaction
+    notification_emails:
+      - android-probes@mozilla.com
+    expires: "2022-11-01"
 
 preferences:
   studies_enabled:
diff --git a/app/src/main/java/org/mozilla/fenix/FenixApplication.kt b/app/src/main/java/org/mozilla/fenix/FenixApplication.kt
index 2e651339fa..cc59a0349d 100644
--- a/app/src/main/java/org/mozilla/fenix/FenixApplication.kt
+++ b/app/src/main/java/org/mozilla/fenix/FenixApplication.kt
@@ -726,6 +726,14 @@ open class FenixApplication : LocaleAwareApplication(), Provider {
 
     @VisibleForTesting
     internal fun reportHomeScreenMetrics(settings: Settings) {
+        CustomizeHome.openingScreen.set(
+            when {
+                settings.alwaysOpenTheHomepageWhenOpeningTheApp -> "homepage"
+                settings.alwaysOpenTheLastTabWhenOpeningTheApp -> "last tab"
+                settings.openHomepageAfterFourHoursOfInactivity -> "homepage after four hours"
+                else -> ""
+            }
+        )
         components.analytics.experiments.register(object : NimbusInterface.Observer {
             override fun onUpdatesApplied(updated: List<EnrolledExperiment>) {
                 CustomizeHome.jumpBackIn.set(settings.showRecentTabsFeature)