Add utils to enable audio sharing hysteresis mode fix when preview is on.

Test: atest
Bug: 368401233
Flag: com.android.settingslib.flags.audio_sharing_developer_option
Change-Id: I077147dfd60ec52408ac6a048c78447fca074566
diff --git a/packages/SettingsLib/src/com/android/settingslib/bluetooth/BluetoothUtils.java b/packages/SettingsLib/src/com/android/settingslib/bluetooth/BluetoothUtils.java
index a87b815..4eea4ba 100644
--- a/packages/SettingsLib/src/com/android/settingslib/bluetooth/BluetoothUtils.java
+++ b/packages/SettingsLib/src/com/android/settingslib/bluetooth/BluetoothUtils.java
@@ -1,6 +1,7 @@
 package com.android.settingslib.bluetooth;
 
 import static com.android.settingslib.bluetooth.LocalBluetoothLeBroadcast.UNKNOWN_VALUE_PLACEHOLDER;
+import static com.android.settingslib.flags.Flags.audioSharingHysteresisModeFix;
 import static com.android.settingslib.widget.AdaptiveOutlineDrawable.ICON_TYPE_ADVANCED;
 
 import android.annotation.SuppressLint;
@@ -651,6 +652,13 @@
                 context.getContentResolver()));
     }
 
+    /** Returns if the le audio sharing hysteresis mode fix is available. */
+    @WorkerThread
+    public static boolean isAudioSharingHysteresisModeFixAvailable(@Nullable Context context) {
+        return (audioSharingHysteresisModeFix() && Flags.enableLeAudioSharing())
+                || (context != null && isAudioSharingPreviewEnabled(context.getContentResolver()));
+    }
+
     /** Returns if the le audio sharing is enabled. */
     public static boolean isAudioSharingEnabled() {
         BluetoothAdapter adapter = BluetoothAdapter.getDefaultAdapter();
diff --git a/packages/SettingsLib/tests/robotests/src/com/android/settingslib/bluetooth/BluetoothUtilsTest.java b/packages/SettingsLib/tests/robotests/src/com/android/settingslib/bluetooth/BluetoothUtilsTest.java
index 6d481db..fa5d542 100644
--- a/packages/SettingsLib/tests/robotests/src/com/android/settingslib/bluetooth/BluetoothUtilsTest.java
+++ b/packages/SettingsLib/tests/robotests/src/com/android/settingslib/bluetooth/BluetoothUtilsTest.java
@@ -1256,4 +1256,40 @@
 
         assertThat(BluetoothUtils.isAudioSharingUIAvailable(mContext)).isTrue();
     }
+
+    @Test
+    public void isAudioSharingHysteresisModeFixAvailable_mainAndPreviewFlagOff_returnsFalse() {
+        mSetFlagsRule.disableFlags(Flags.FLAG_ENABLE_LE_AUDIO_SHARING);
+        mSetFlagsRule.enableFlags(Flags.FLAG_AUDIO_SHARING_HYSTERESIS_MODE_FIX);
+        mSetFlagsRule.disableFlags(Flags.FLAG_AUDIO_SHARING_DEVELOPER_OPTION);
+
+        assertThat(BluetoothUtils.isAudioSharingHysteresisModeFixAvailable(mContext)).isFalse();
+    }
+
+    @Test
+    public void isAudioSharingHysteresisModeFixAvailable_hysteresisFixFlagOff_returnsFalse() {
+        mSetFlagsRule.enableFlags(Flags.FLAG_ENABLE_LE_AUDIO_SHARING);
+        mSetFlagsRule.disableFlags(Flags.FLAG_AUDIO_SHARING_HYSTERESIS_MODE_FIX);
+        mSetFlagsRule.disableFlags(Flags.FLAG_AUDIO_SHARING_DEVELOPER_OPTION);
+
+        assertThat(BluetoothUtils.isAudioSharingHysteresisModeFixAvailable(mContext)).isFalse();
+    }
+
+    @Test
+    public void isAudioSharingHysteresisModeFixAvailable_previewFlagOn_returnsTrue() {
+        mSetFlagsRule.disableFlags(Flags.FLAG_ENABLE_LE_AUDIO_SHARING);
+        mSetFlagsRule.disableFlags(Flags.FLAG_AUDIO_SHARING_HYSTERESIS_MODE_FIX);
+        mSetFlagsRule.enableFlags(Flags.FLAG_AUDIO_SHARING_DEVELOPER_OPTION);
+
+        assertThat(BluetoothUtils.isAudioSharingHysteresisModeFixAvailable(mContext)).isTrue();
+    }
+
+    @Test
+    public void isAudioSharingHysteresisModeFixAvailable_mainAndPreviewFlagOn_returnsTrue() {
+        mSetFlagsRule.enableFlags(Flags.FLAG_ENABLE_LE_AUDIO_SHARING);
+        mSetFlagsRule.enableFlags(Flags.FLAG_AUDIO_SHARING_HYSTERESIS_MODE_FIX);
+        mSetFlagsRule.disableFlags(Flags.FLAG_AUDIO_SHARING_DEVELOPER_OPTION);
+
+        assertThat(BluetoothUtils.isAudioSharingHysteresisModeFixAvailable(mContext)).isTrue();
+    }
 }