1 files changed, 104 insertions, 0 deletions
diff --git a/java/com/android/voicemail/impl/VvmPhoneStateListener.java b/java/com/android/voicemail/impl/VvmPhoneStateListener.java
new file mode 100644
index 000000000..48b72042c
--- /dev/null
+++ b/java/com/android/voicemail/impl/VvmPhoneStateListener.java
@@ -0,0 +1,104 @@
+/*
+ * Copyright (C) 2015 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License
+ */
+package com.android.voicemail.impl;
+
+import android.content.Context;
+import android.telecom.PhoneAccountHandle;
+import android.telephony.PhoneStateListener;
+import android.telephony.ServiceState;
+import com.android.voicemail.impl.sync.OmtpVvmSyncService;
+import com.android.voicemail.impl.sync.SyncTask;
+import com.android.voicemail.impl.sync.VoicemailStatusQueryHelper;
+import com.android.voicemail.impl.sync.VvmAccountManager;
+
+/**
+ * Check if service is lost and indicate this in the voicemail status. TODO(b/35125657): Not used
+ * for now, restore it.
+ */
+public class VvmPhoneStateListener extends PhoneStateListener {
+
+  private static final String TAG = "VvmPhoneStateListener";
+
+  private PhoneAccountHandle mPhoneAccount;
+  private Context mContext;
+  private int mPreviousState = -1;
+
+  public VvmPhoneStateListener(Context context, PhoneAccountHandle accountHandle) {
+    // TODO: b/32637799 too much trouble to call super constructor through reflection,
+    // just use non-phoneAccountHandle version for now.
+    super();
+    mContext = context;
+    mPhoneAccount = accountHandle;
+  }
+
+  @Override
+  public void onServiceStateChanged(ServiceState serviceState) {
+    if (mPhoneAccount == null) {
+      VvmLog.e(
+          TAG,
+          "onServiceStateChanged on phoneAccount "
+              + mPhoneAccount
+              + " with invalid phoneAccountHandle, ignoring");
+      return;
+    }
+
+    int state = serviceState.getState();
+    if (state == mPreviousState
+        || (state != ServiceState.STATE_IN_SERVICE
+            && mPreviousState != ServiceState.STATE_IN_SERVICE)) {
+      // Only interested in state changes or transitioning into or out of "in service".
+      // Otherwise just quit.
+      mPreviousState = state;
+      return;
+    }
+
+    OmtpVvmCarrierConfigHelper helper = new OmtpVvmCarrierConfigHelper(mContext, mPhoneAccount);
+
+    if (state == ServiceState.STATE_IN_SERVICE) {
+      VoicemailStatusQueryHelper voicemailStatusQueryHelper =
+          new VoicemailStatusQueryHelper(mContext);
+      if (voicemailStatusQueryHelper.isVoicemailSourceConfigured(mPhoneAccount)) {
+        if (!voicemailStatusQueryHelper.isNotificationsChannelActive(mPhoneAccount)) {
+          VvmLog.v(TAG, "Notifications channel is active for " + mPhoneAccount);
+          helper.handleEvent(
+              VoicemailStatus.edit(mContext, mPhoneAccount), OmtpEvents.NOTIFICATION_IN_SERVICE);
+        }
+      }
+
+      if (VvmAccountManager.isAccountActivated(mContext, mPhoneAccount)) {
+        VvmLog.v(TAG, "Signal returned: requesting resync for " + mPhoneAccount);
+        // If the source is already registered, run a full sync in case something was missed
+        // while signal was down.
+        SyncTask.start(mContext, mPhoneAccount, OmtpVvmSyncService.SYNC_FULL_SYNC);
+      } else {
+        VvmLog.v(TAG, "Signal returned: reattempting activation for " + mPhoneAccount);
+        // Otherwise initiate an activation because this means that an OMTP source was
+        // recognized but either the activation text was not successfully sent or a response
+        // was not received.
+        helper.startActivation();
+      }
+    } else {
+      VvmLog.v(TAG, "Notifications channel is inactive for " + mPhoneAccount);
+
+      if (!VvmAccountManager.isAccountActivated(mContext, mPhoneAccount)) {
+        return;
+      }
+      helper.handleEvent(
+          VoicemailStatus.edit(mContext, mPhoneAccount), OmtpEvents.NOTIFICATION_SERVICE_LOST);
+    }
+    mPreviousState = state;
+  }
+}