From 249c755441938ead47c01d27c168c4096e0d9769 Mon Sep 17 00:00:00 2001
From: Brandon Maxwell <maxwelb@google.com>
Date: Fri, 29 Jan 2016 17:49:28 -0800
Subject: Adding method to check if call waiting tone should be played

+ This method will be used in StatusBarNotifier to determine when
call waiting tones should be played instead of the standard ringtone

Change-Id: I4ad55f3870de5e63d03f4a5e8534680fa24556bd
---
 .../com/android/incallui/StatusBarNotifier.java    |  3 +++
 .../incallui/ringtone/DialerRingtoneManager.java   | 13 ++++++++++
 .../incallui/ringtone/RingtoneManagerTest.java     | 29 ++++++++++++++++++++++
 3 files changed, 45 insertions(+)

diff --git a/InCallUI/src/com/android/incallui/StatusBarNotifier.java b/InCallUI/src/com/android/incallui/StatusBarNotifier.java
index 48e0b1c34..985c88565 100644
--- a/InCallUI/src/com/android/incallui/StatusBarNotifier.java
+++ b/InCallUI/src/com/android/incallui/StatusBarNotifier.java
@@ -305,6 +305,9 @@ public class StatusBarNotifier implements InCallPresenter.InCallStateListener,
             notification.audioAttributes = audioAttributes.build();
             notification.vibrate = VIBRATE_PATTERN;
         }
+        if (mDialerRingtoneManager.shouldPlayCallWaitingTone(callState)) {
+            // TODO (maxwelb) play call waiting
+        }
         if (mCurrentNotification != notificationType && mCurrentNotification != NOTIFICATION_NONE) {
             Log.i(this, "Previous notification already showing - cancelling "
                     + mCurrentNotification);
diff --git a/InCallUI/src/com/android/incallui/ringtone/DialerRingtoneManager.java b/InCallUI/src/com/android/incallui/ringtone/DialerRingtoneManager.java
index ad580cb0d..8d4d068e1 100644
--- a/InCallUI/src/com/android/incallui/ringtone/DialerRingtoneManager.java
+++ b/InCallUI/src/com/android/incallui/ringtone/DialerRingtoneManager.java
@@ -53,6 +53,19 @@ public class DialerRingtoneManager {
         return mForceDialerRingingEnabled || IS_DIALER_RINGING_ENABLED;
     }
 
+    /**
+     * Determines if a call waiting tone should be played for the the given call state
+     * (see {@link State}).
+     *
+     * @param callState the call state for the call being checked.
+     * @return {@code true} if the call waiting tone should be played, {@code false} otherwise.
+     */
+    public boolean shouldPlayCallWaitingTone(int callState) {
+        return CompatUtils.isNCompatible()
+                && isDialerRingingEnabled()
+                && callState == State.CALL_WAITING;
+    }
+
     @NeededForTesting
     void forceDialerRingingEnabled() {
         mForceDialerRingingEnabled = true;
diff --git a/InCallUI/tests/src/com/android/incallui/ringtone/RingtoneManagerTest.java b/InCallUI/tests/src/com/android/incallui/ringtone/RingtoneManagerTest.java
index 768843e1c..f94f71daa 100644
--- a/InCallUI/tests/src/com/android/incallui/ringtone/RingtoneManagerTest.java
+++ b/InCallUI/tests/src/com/android/incallui/ringtone/RingtoneManagerTest.java
@@ -72,4 +72,33 @@ public class RingtoneManagerTest extends AndroidTestCase {
         assertTrue(mRingtoneManager.shouldPlayRingtone(State.INCOMING,
                 RingtoneManager.getDefaultUri(RingtoneManager.TYPE_RINGTONE)));
     }
+
+    public void testShouldPlayCallWaitingTone_M() {
+        if (CompatUtils.isNCompatible()) {
+            return;
+        }
+        assertFalse(mRingtoneManager.shouldPlayCallWaitingTone(0));
+    }
+
+    public void testShouldPlayCallWaitingTone_N_NotCallWaiting() {
+        if (!CompatUtils.isNCompatible()) {
+            return;
+        }
+        assertFalse(mRingtoneManager.shouldPlayCallWaitingTone(State.ACTIVE));
+    }
+
+    // Specific case for incoming since it plays its own sound
+    public void testShouldPlayCallWaitingTone_N_Incoming() {
+        if (!CompatUtils.isNCompatible()) {
+            return;
+        }
+        assertFalse(mRingtoneManager.shouldPlayCallWaitingTone(State.INCOMING));
+    }
+
+    public void testShouldPlayCallWaitingTone_N() {
+        if (!CompatUtils.isNCompatible()) {
+            return;
+        }
+        assertTrue(mRingtoneManager.shouldPlayCallWaitingTone(State.CALL_WAITING));
+    }
 }
-- 
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