From dd81d5dcff06d1ea940051fd535adeecae63a746 Mon Sep 17 00:00:00 2001
From: Santos Cordon <santoscordon@google.com>
Date: Thu, 30 Jan 2014 05:51:06 -0800
Subject: OutgoingCalls(4/6) - Connecting the in-call disconnect button with
 Telecomm.

In-call app now sends appropriate disconnect command when user clicks
the end-call button.

Change-Id: I3da99827ce068566ca9e72d69c0375f0409a8014
---
 .../com/android/incallui/CallButtonPresenter.java  | 16 ++++++++++
 .../com/android/incallui/CallInfoTranslator.java   | 36 +++++++++++++---------
 .../src/com/android/incallui/InCallPresenter.java  | 12 +++++---
 .../src/com/android/incallui/InCallService.java    | 21 +++++++++++--
 4 files changed, 65 insertions(+), 20 deletions(-)

diff --git a/InCallUI/src/com/android/incallui/CallButtonPresenter.java b/InCallUI/src/com/android/incallui/CallButtonPresenter.java
index 104da6d94..3f3e0fad3 100644
--- a/InCallUI/src/com/android/incallui/CallButtonPresenter.java
+++ b/InCallUI/src/com/android/incallui/CallButtonPresenter.java
@@ -32,6 +32,8 @@ import com.android.services.telephony.common.Call;
 import com.android.services.telephony.common.Call.Capabilities;
 
 import android.app.Fragment;
+import android.os.RemoteException;
+import android.telecomm.IInCallAdapter;
 
 /**
  * Logic for call buttons.
@@ -195,6 +197,20 @@ public class CallButtonPresenter extends Presenter<CallButtonPresenter.CallButto
         }
 
         CallCommandClient.getInstance().disconnectCall(mCall.getCallId());
+
+        // Notify Telecomm that the user hit end-call.
+        IInCallAdapter telecommAdapter = InCallPresenter.getInstance().getTelecommAdapter();
+        if (telecommAdapter != null) {
+            String callId = CallInfoTranslator.getTelecommCallId(mCall);
+            if (callId != null) {
+                try {
+                    Log.i(this, "Disconnecting the call: " + callId);
+                    telecommAdapter.disconnectCall(callId);
+                } catch (RemoteException e) {
+                    Log.e(this, "Failed to send disconnect command.", e);
+                }
+            }
+        }
     }
 
     public void manageConferenceButtonClicked() {
diff --git a/InCallUI/src/com/android/incallui/CallInfoTranslator.java b/InCallUI/src/com/android/incallui/CallInfoTranslator.java
index be68c0237..ba44c450b 100644
--- a/InCallUI/src/com/android/incallui/CallInfoTranslator.java
+++ b/InCallUI/src/com/android/incallui/CallInfoTranslator.java
@@ -21,7 +21,8 @@ import android.telecomm.CallInfo;
 import com.android.services.telephony.common.Call;
 import com.google.common.base.Preconditions;
 import com.google.common.base.Strings;
-import com.google.common.collect.Maps;
+import com.google.common.collect.BiMap;
+import com.google.common.collect.HashBiMap;
 
 import java.util.Map;
 
@@ -29,17 +30,17 @@ import java.util.Map;
  * Translates {@link CallInfo} objects into {@link Call} objects so that call-infos received from
  * Telecomm can be used easily with {@link CallList}. Manages Telecomm call ID to {@link Call}
  * mappings. This class uses IDs for both {@link Call} objects and {@link CallInfo} objects which
- * are both normally referred to as "call id". To distinguish the two, the code and comments refer
+ * are both normally referred to as "call ID". To distinguish the two, the code and comments refer
  * to them as "call ID" and "Telecomm call ID" respectively.
  * TODO(santoscordon): This class is a temporary solution until all calls are coming in through
  * Telecomm at which point we can rewrite the standard Call object format.
  */
 final class CallInfoTranslator {
     /**
-     * Maps String-based Telecomm call IDs to call objects. Entries are added with calls to
+     * Maps String-based Telecomm call IDs to call objects and back. Entries are added with calls to
      * {@link #getCall} and removed with explicit calls to {@link #removeCall}.
      */
-    private static final Map<String, Call> sCallsById = Maps.newHashMap();
+    private static final BiMap<String, Call> sCallsByTelecommId = HashBiMap.create();
 
     /**
      * Stores the next available ID usable by Call objects. IDs start at 100000 and increase by one
@@ -58,9 +59,11 @@ final class CallInfoTranslator {
      * @param callInfo The call-info object from which to create a Call.
      */
     static Call getCall(CallInfo callInfo) {
-        Call call = getCall(callInfo.getId());
+        String telecommCallId = callInfo.getId();
+        Call call = getCall(telecommCallId);
         if (call == null) {
             call = new Call(sNextAvailableCallId++);
+            sCallsByTelecommId.put(telecommCallId, call);
         }
 
         // TODO(santoscordon): Remove assumption that all calls are dialing by default once
@@ -72,20 +75,25 @@ final class CallInfoTranslator {
     }
 
     /**
-     * Returns the call which maps from the specified Telecomm call ID. If no call was previously
-     * associated with the specified ID then return null.
+     * Returns the call which maps from the specified Telecomm call ID.
      *
      * @param telecommCallId The Telecomm call ID to map.
-     * @return The call associated with the specified Telecomm call ID.
+     * @return The call associated with the specified Telecomm call ID, or null if no association
+     *         exists.
      */
     static Call getCall(String telecommCallId) {
         Preconditions.checkState(!Strings.isNullOrEmpty(telecommCallId));
+        return sCallsByTelecommId.get(telecommCallId);
+    }
 
-        if (sCallsById.containsKey(telecommCallId)) {
-            return sCallsById.get(telecommCallId);
-        }
-
-        return null;
+    /**
+     * Returns the Telecomm call ID for the given call object.
+     *
+     * @param call The call object associated with the Telecomm call ID.
+     * @return The telecomm call ID or null if it cannot be found.
+     */
+    static String getTelecommCallId(Call call) {
+        return sCallsByTelecommId.inverse().get(call);
     }
 
     /**
@@ -94,6 +102,6 @@ final class CallInfoTranslator {
      * @param telecommCallId The Telecomm call ID to remove.
      */
     static void removeCall(String telecommCallId) {
-        sCallsById.remove(telecommCallId);
+        sCallsByTelecommId.remove(telecommCallId);
     }
 }
diff --git a/InCallUI/src/com/android/incallui/InCallPresenter.java b/InCallUI/src/com/android/incallui/InCallPresenter.java
index 98393cf90..16d22ed14 100644
--- a/InCallUI/src/com/android/incallui/InCallPresenter.java
+++ b/InCallUI/src/com/android/incallui/InCallPresenter.java
@@ -58,7 +58,7 @@ public class InCallPresenter implements CallList.Listener {
     private boolean mServiceConnected = false;
 
     /** Used to send call-related commands and updates back to Telecomm. */
-    private IInCallAdapter mInCallAdapter;
+    private IInCallAdapter mTelecommAdapter;
 
     /**
      * Is true when the activity has been previously started. Some code needs to know not just if
@@ -528,10 +528,14 @@ public class InCallPresenter implements CallList.Listener {
     /**
      * Persists the current instance of IInCallAdapter.
      *
-     * @param inCallAdapter The adapter to Telecomm system used to send call-related commands.
+     * @param telecommAdapter The adapter to the Telecomm system used to send call-related commands.
      */
-    void setInCallAdapter(IInCallAdapter inCallAdapter) {
-        mInCallAdapter = inCallAdapter;
+    void setTelecommAdapter(IInCallAdapter telecommAdapter) {
+        mTelecommAdapter = telecommAdapter;
+    }
+
+    IInCallAdapter getTelecommAdapter() {
+        return mTelecommAdapter;
     }
 
     /**
diff --git a/InCallUI/src/com/android/incallui/InCallService.java b/InCallUI/src/com/android/incallui/InCallService.java
index 5a975b075..113072d61 100644
--- a/InCallUI/src/com/android/incallui/InCallService.java
+++ b/InCallUI/src/com/android/incallui/InCallService.java
@@ -41,11 +41,14 @@ public class InCallService extends Service {
      * {@link CallList} which in turn will trigger UI activity.
      */
     private class InCallServiceBinder extends IInCallService.Stub {
-        /** {@inheritDoc} */
+        /**
+         * TODO(santoscordon): Rename this to setTelecommAdapter.
+         * {@inheritDoc}
+         */
         @Override public void setInCallAdapter(final IInCallAdapter inCallAdapter) {
             mHandler.post(new Runnable() {
                 @Override public void run() {
-                    InCallPresenter.getInstance().setInCallAdapter(inCallAdapter);
+                    InCallPresenter.getInstance().setTelecommAdapter(inCallAdapter);
                 }
             });
         }
@@ -100,4 +103,18 @@ public class InCallService extends Service {
     @Override public IBinder onBind(Intent intent) {
         return mBinder;
     }
+
+    /** {@inheritDoc} */
+    @Override public void onCreate() {
+        InCallPresenter inCallPresenter = InCallPresenter.getInstance();
+        inCallPresenter.setUp(
+                getApplicationContext(), CallList.getInstance(), AudioModeProvider.getInstance());
+    }
+
+    /** {@inheritDoc} */
+    @Override public void onDestroy() {
+        // Tear down the InCall system
+        CallList.getInstance().clearOnDisconnect();
+        InCallPresenter.getInstance().tearDown();
+    }
 }
-- 
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