From ab146531c0710ad46ac347d280b14c798f732a12 Mon Sep 17 00:00:00 2001
From: linyuh <linyuh@google.com>
Date: Tue, 19 Dec 2017 11:28:51 -0800
Subject: Support dual alphabets in smart dial.

Bug: 30215380,70633239
Test: CompositeSmartDialMapTest, LatinSmartDialMapTest, RussianSmartDialMapTest, SmartDialNameMatcherTest
PiperOrigin-RevId: 179580982
Change-Id: I5e4c3e61f0dfdc6ca1e80a93bb985ffec08dd8b0
---
 .../dialer/smartdial/RussianSmartDialMap.java      | 94 ++++++++++++++++++++++
 1 file changed, 94 insertions(+)
 create mode 100644 java/com/android/dialer/smartdial/RussianSmartDialMap.java

(limited to 'java/com/android/dialer/smartdial/RussianSmartDialMap.java')

diff --git a/java/com/android/dialer/smartdial/RussianSmartDialMap.java b/java/com/android/dialer/smartdial/RussianSmartDialMap.java
new file mode 100644
index 000000000..ada9182e1
--- /dev/null
+++ b/java/com/android/dialer/smartdial/RussianSmartDialMap.java
@@ -0,0 +1,94 @@
+/*
+ * Copyright (C) 2017 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.smartdial;
+
+import android.support.v4.util.SimpleArrayMap;
+import com.google.common.base.Optional;
+
+/** A {@link SmartDialMap} for the Russian alphabet. */
+@SuppressWarnings("Guava")
+final class RussianSmartDialMap extends SmartDialMap {
+  private static final SimpleArrayMap<Character, Character> CHAR_TO_KEY_MAP =
+      new SimpleArrayMap<>();
+
+  // Reference: https://en.wikipedia.org/wiki/Russian_alphabet
+  static {
+    CHAR_TO_KEY_MAP.put('а', '2');
+    CHAR_TO_KEY_MAP.put('б', '2');
+    CHAR_TO_KEY_MAP.put('в', '2');
+    CHAR_TO_KEY_MAP.put('г', '2');
+
+    CHAR_TO_KEY_MAP.put('д', '3');
+    CHAR_TO_KEY_MAP.put('е', '3');
+    CHAR_TO_KEY_MAP.put('ё', '3');
+    CHAR_TO_KEY_MAP.put('ж', '3');
+    CHAR_TO_KEY_MAP.put('з', '3');
+
+    CHAR_TO_KEY_MAP.put('и', '4');
+    CHAR_TO_KEY_MAP.put('й', '4');
+    CHAR_TO_KEY_MAP.put('к', '4');
+    CHAR_TO_KEY_MAP.put('л', '4');
+
+    CHAR_TO_KEY_MAP.put('м', '5');
+    CHAR_TO_KEY_MAP.put('н', '5');
+    CHAR_TO_KEY_MAP.put('о', '5');
+    CHAR_TO_KEY_MAP.put('п', '5');
+
+    CHAR_TO_KEY_MAP.put('р', '6');
+    CHAR_TO_KEY_MAP.put('с', '6');
+    CHAR_TO_KEY_MAP.put('т', '6');
+    CHAR_TO_KEY_MAP.put('у', '6');
+
+    CHAR_TO_KEY_MAP.put('ф', '7');
+    CHAR_TO_KEY_MAP.put('х', '7');
+    CHAR_TO_KEY_MAP.put('ц', '7');
+    CHAR_TO_KEY_MAP.put('ч', '7');
+
+    CHAR_TO_KEY_MAP.put('ш', '8');
+    CHAR_TO_KEY_MAP.put('щ', '8');
+    CHAR_TO_KEY_MAP.put('ъ', '8');
+    CHAR_TO_KEY_MAP.put('ы', '8');
+
+    CHAR_TO_KEY_MAP.put('ь', '9');
+    CHAR_TO_KEY_MAP.put('э', '9');
+    CHAR_TO_KEY_MAP.put('ю', '9');
+    CHAR_TO_KEY_MAP.put('я', '9');
+  }
+
+  private static RussianSmartDialMap instance;
+
+  static RussianSmartDialMap getInstance() {
+    if (instance == null) {
+      instance = new RussianSmartDialMap();
+    }
+
+    return instance;
+  }
+
+  private RussianSmartDialMap() {}
+
+  @Override
+  Optional<Character> normalizeCharacter(char ch) {
+    ch = Character.toLowerCase(ch);
+    return isValidDialpadAlphabeticChar(ch) ? Optional.of(ch) : Optional.absent();
+  }
+
+  @Override
+  SimpleArrayMap<Character, Character> getCharToKeyMap() {
+    return CHAR_TO_KEY_MAP;
+  }
+}
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