Implement VoicemailDataSource

This data source determines if the call is to the voicemail inbox.

isVoicemail() is removed from NumberAttributes and PhoneLookup. It is yet decided how in call UI should handle voicemail calls in the future.

TAG_CHANGE_OK=proto not in prod yet. Please clear app data.
TYPE_CHANGE_OK=above
Bug: 70989587
Test: Unit tests
PiperOrigin-RevId: 189650273
Change-Id: Iafebf1abb18c74301b62a72d1d04deecd6d78d29

1 files changed, 111 insertions, 0 deletions

diff --git a/java/com/android/dialer/calllog/datasources/voicemail/VoicemailDataSource.java b/java/com/android/dialer/calllog/datasources/voicemail/VoicemailDataSource.java
new file mode 100644
index 000000000..e8dc3e1eb
--- /dev/null
+++ b/java/com/android/dialer/calllog/datasources/voicemail/VoicemailDataSource.java
@@ -0,0 +1,111 @@
+/*
+ * Copyright (C) 2018 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.dialer.calllog.datasources.voicemail;
+
+import android.content.ContentValues;
+import android.content.Context;
+import android.telecom.PhoneAccountHandle;
+import android.telecom.TelecomManager;
+import android.telephony.TelephonyManager;
+import com.android.dialer.DialerPhoneNumber;
+import com.android.dialer.calllog.database.contract.AnnotatedCallLogContract.AnnotatedCallLog;
+import com.android.dialer.calllog.datasources.CallLogDataSource;
+import com.android.dialer.calllog.datasources.CallLogMutations;
+import com.android.dialer.calllog.datasources.util.RowCombiner;
+import com.android.dialer.common.concurrent.Annotations.BackgroundExecutor;
+import com.android.dialer.compat.telephony.TelephonyManagerCompat;
+import com.android.dialer.telecom.TelecomUtil;
+import com.android.dialer.util.PermissionsUtil;
+import com.google.common.util.concurrent.Futures;
+import com.google.common.util.concurrent.ListenableFuture;
+import com.google.common.util.concurrent.ListeningExecutorService;
+import com.google.protobuf.InvalidProtocolBufferException;
+import java.util.List;
+import java.util.Map.Entry;
+import javax.inject.Inject;
+
+/** Provide information for whether the call is a call to the voicemail inbox. */
+public class VoicemailDataSource implements CallLogDataSource {
+
+  private final ListeningExecutorService backgroundExecutor;
+
+  @Inject
+  VoicemailDataSource(@BackgroundExecutor ListeningExecutorService backgroundExecutor) {
+    this.backgroundExecutor = backgroundExecutor;
+  }
+
+  @Override
+  public ListenableFuture<Boolean> isDirty(Context appContext) {
+    // The isVoicemail status is immutable and permanent. The call will always show as "Voicemail"
+    // even if the SIM is swapped. Dialing the row will result in some unexpected number after a SIM
+    // swap but this is deemed acceptable.
+    return Futures.immediateFuture(false);
+  }
+
+  @Override
+  @SuppressWarnings("missingPermission")
+  public ListenableFuture<Void> fill(Context appContext, CallLogMutations mutations) {
+    if (!PermissionsUtil.hasReadPhoneStatePermissions(appContext)) {
+      return Futures.immediateFuture(null);
+    }
+    return backgroundExecutor.submit(
+        () -> {
+          TelecomManager telecomManager = appContext.getSystemService(TelecomManager.class);
+          for (Entry<Long, ContentValues> insert : mutations.getInserts().entrySet()) {
+            ContentValues values = insert.getValue();
+            PhoneAccountHandle phoneAccountHandle =
+                TelecomUtil.composePhoneAccountHandle(
+                    values.getAsString(AnnotatedCallLog.PHONE_ACCOUNT_COMPONENT_NAME),
+                    values.getAsString(AnnotatedCallLog.PHONE_ACCOUNT_ID));
+            DialerPhoneNumber dialerPhoneNumber;
+            try {
+              dialerPhoneNumber =
+                  DialerPhoneNumber.parseFrom(values.getAsByteArray(AnnotatedCallLog.NUMBER));
+            } catch (InvalidProtocolBufferException e) {
+              throw new IllegalStateException(e);
+            }
+
+            if (telecomManager.isVoiceMailNumber(
+                phoneAccountHandle, dialerPhoneNumber.getNormalizedNumber())) {
+              values.put(AnnotatedCallLog.IS_VOICEMAIL_CALL, 1);
+              TelephonyManager telephonyManager =
+                  TelephonyManagerCompat.getTelephonyManagerForPhoneAccountHandle(
+                      appContext, phoneAccountHandle);
+              values.put(
+                  AnnotatedCallLog.VOICEMAIL_CALL_TAG, telephonyManager.getVoiceMailAlphaTag());
+            }
+          }
+          return null;
+        });
+  }
+
+  @Override
+  public ListenableFuture<Void> onSuccessfulFill(Context appContext) {
+    return Futures.immediateFuture(null);
+  }
+
+  @Override
+  public ContentValues coalesce(List<ContentValues> individualRowsSortedByTimestampDesc) {
+    return new RowCombiner(individualRowsSortedByTimestampDesc)
+        .useMostRecentInt(AnnotatedCallLog.IS_VOICEMAIL_CALL)
+        .useMostRecentString(AnnotatedCallLog.VOICEMAIL_CALL_TAG)
+        .combine();
+  }
+
+  @Override
+  public void registerContentObservers(Context appContext) {}
+}