From 35b6dbd032f9283f985fc14197ef7002342d88b7 Mon Sep 17 00:00:00 2001
From: Mill Chen <millchen@google.com>
Date: Thu, 26 Dec 2024 09:51:35 +0000
Subject: [PATCH] [Catalyst] Implement get{Read,Write}Permissions for Call
 volume

NO_IFTTT=Catalyst only

Fix: 386142831
Test: devtool
Flag: com.android.settings.flags.catalyst_sound_screen
Change-Id: I5ead6fa83dd6ce84f10c7352b60b354f1471f6c9
---
 .../notification/CallVolumePreference.kt         | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/src/com/android/settings/notification/CallVolumePreference.kt b/src/com/android/settings/notification/CallVolumePreference.kt
index 0e45b236248..3caac242316 100644
--- a/src/com/android/settings/notification/CallVolumePreference.kt
+++ b/src/com/android/settings/notification/CallVolumePreference.kt
@@ -16,7 +16,11 @@
 
 package com.android.settings.notification
 
+import android.Manifest.permission.MODIFY_AUDIO_SETTINGS
+import android.Manifest.permission.MODIFY_AUDIO_SETTINGS_PRIVILEGED
+import android.Manifest.permission.MODIFY_PHONE_STATE
 import android.content.Context
+import android.content.pm.PackageManager.FEATURE_AUTOMOTIVE
 import android.media.AudioManager
 import android.media.AudioManager.STREAM_BLUETOOTH_SCO
 import android.media.AudioManager.STREAM_VOICE_CALL
@@ -26,6 +30,8 @@ import com.android.settings.PreferenceRestrictionMixin
 import com.android.settings.R
 import com.android.settingslib.datastore.KeyValueStore
 import com.android.settingslib.datastore.NoOpKeyedObservable
+import com.android.settingslib.datastore.Permissions
+import com.android.settingslib.datastore.and
 import com.android.settingslib.metadata.PersistentPreference
 import com.android.settingslib.metadata.PreferenceAvailabilityProvider
 import com.android.settingslib.metadata.PreferenceIconProvider
@@ -76,9 +82,19 @@ open class CallVolumePreference :
         }
     }
 
+    override fun getReadPermissions(context: Context) = Permissions.EMPTY
+
     override fun getReadPermit(context: Context, callingPid: Int, callingUid: Int) =
         ReadWritePermit.ALLOW
 
+    override fun getWritePermissions(context: Context): Permissions? {
+        var permissions = Permissions.allOf(MODIFY_AUDIO_SETTINGS, MODIFY_PHONE_STATE)
+        if (context.packageManager.hasSystemFeature(FEATURE_AUTOMOTIVE)) {
+            permissions = permissions and MODIFY_AUDIO_SETTINGS_PRIVILEGED
+        }
+        return permissions
+    }
+
     override fun getWritePermit(context: Context, value: Int?, callingPid: Int, callingUid: Int) =
         ReadWritePermit.ALLOW