InCallAPI Handover M-bringup

Integrate Call handover to InCallAPI plugins
Integrate InCallAPI snackbar

Change-Id: I88897172dde3d01f33c94e24fa78da4048dcb75b

12 files changed, 942 insertions, 30 deletions

diff --git a/res/drawable/btn_change_to_video.xml b/res/drawable/btn_change_to_video.xml
index a26cee3e..8c353b9e 100644
--- a/res/drawable/btn_change_to_video.xml
+++ b/res/drawable/btn_change_to_video.xml
@@ -21,7 +21,7 @@
     <item android:id="@+id/backgroundItem"
           android:drawable="@drawable/btn_background" />
 
-    <item>
+    <item android:id="@+id/foregroundItem">
         <bitmap android:src="@drawable/ic_toolbar_video"
             android:gravity="center"
             android:tint="@color/selectable_icon_tint"
diff --git a/res/layout/videocall_handoff_item.xml b/res/layout/videocall_handoff_item.xml
new file mode 100644
index 00000000..d4f4ac96
--- /dev/null
+++ b/res/layout/videocall_handoff_item.xml
@@ -0,0 +1,41 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ Copyright (C) 2015 The CyanogenMod 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
+  -->
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:orientation="horizontal"
+    android:layout_width="match_parent"
+    android:layout_height="@dimen/videocall_handoff_item_height">
+
+    <ImageView
+        android:id="@+id/icon"
+        android:layout_width="@dimen/videocall_handoff_item_icon_width"
+        android:layout_height="@dimen/videocall_handoff_item_icon_height"
+        android:layout_marginStart="@dimen/videocall_handoff_item_start_margin"
+        android:layout_marginEnd="@dimen/videocall_handoff_item_icon_end_margin"
+        android:layout_gravity="center_vertical" />
+
+    <TextView
+        android:id="@+id/title"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginEnd="@dimen/videocall_handoff_item_end_margin"
+        android:textColor="@color/videocall_handoff_item_text_color"
+        android:textSize="@dimen/videocall_handoff_item_text_size"
+        android:singleLine="true"
+        android:ellipsize="end"
+        android:layout_gravity="center_vertical" />
+
+</LinearLayout>
\ No newline at end of file
diff --git a/res/values/cm_colors.xml b/res/values/cm_colors.xml
new file mode 100644
index 00000000..e85edd38
--- /dev/null
+++ b/res/values/cm_colors.xml
@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+     Copyright (C) 2016 The CyanogenMod 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.
+-->
+
+<resources>
+    <color name="videocall_handoff_item_text_color">#de000000</color>
+    <color name="vidoecall_handoff_default_video_call_color">#8a000000</color>
+
+    <color name="snackbar_action_text_color">@color/dialer_theme_color</color>
+</resources>
\ No newline at end of file
diff --git a/res/values/cm_dimens.xml b/res/values/cm_dimens.xml
new file mode 100644
index 00000000..8557fd67
--- /dev/null
+++ b/res/values/cm_dimens.xml
@@ -0,0 +1,27 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+     Copyright (C) 2016 The CyanogenMod 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.
+-->
+
+<resources>
+    <!-- Video call handoff list -->
+    <dimen name="videocall_handoff_item_height">48dp</dimen>
+    <dimen name="videocall_handoff_item_icon_width">24dp</dimen>
+    <dimen name="videocall_handoff_item_icon_height">24dp</dimen>
+    <dimen name="videocall_handoff_item_start_margin">23dp</dimen>
+    <dimen name="videocall_handoff_item_icon_end_margin">17dp</dimen>
+    <dimen name="videocall_handoff_item_end_margin">23dp</dimen>
+    <dimen name="videocall_handoff_item_text_size">18sp</dimen>
+</resources>
diff --git a/res/values/cm_strings.xml b/res/values/cm_strings.xml
index 29c74c16..7d553cd3 100644
--- a/res/values/cm_strings.xml
+++ b/res/values/cm_strings.xml
@@ -44,4 +44,11 @@
     <string name="recording_warning_title">Enable call recording?</string>
     <string name="recording_warning_text">Notice: You are responsible for compliance with any laws, regulations and rules that apply to the use of call recording functionality and the use or distribution of those recordings.</string>
     <string name="onscreenTransferCall">Transfer call</string>
+
+    <!-- In-call screen: Video Call Options for VT or plugin handoff -->
+    <string name="video_call_option_title">Select video service</string>
+
+    <string name="snackbar_incall_plugin_no_invite_found">This contact is not a <xliff:g id="incall_plugin">%s</xliff:g> contact. You must add this person first to make video calls.</string>
+    <string name="snackbar_incall_plugin_contact_invite">This contact is not a <xliff:g id="incall_plugin">%s</xliff:g> contact. Invite this contact?</string>
+    <string name="snackbar_invite_action_text">INVITE</string>
 </resources>
diff --git a/res/values/styles.xml b/res/values/styles.xml
index bcd0e70a..0935f332 100644
--- a/res/values/styles.xml
+++ b/res/values/styles.xml
@@ -74,7 +74,7 @@
          circular reveal animation for a new outgoing call to work correctly. We don't just use
          Theme.Black.NoTitleBar directly, since we want any popups or dialogs from the
          InCallActivity to have the correct Material style. -->
-    <style name="Theme.InCallScreen" parent="@android:style/Theme.Material.Light">
+    <style name="Theme.InCallScreen" parent="style/Theme.AppCompat.Light">
         <item name="android:windowAnimationStyle">@null</item>
         <item name="android:windowIsTranslucent">true</item>
         <item name="android:windowBackground">@android:color/transparent</item>
diff --git a/src/com/android/incallui/CallButtonFragment.java b/src/com/android/incallui/CallButtonFragment.java
index 34eca3cc..8712637f 100644
--- a/src/com/android/incallui/CallButtonFragment.java
+++ b/src/com/android/incallui/CallButtonFragment.java
@@ -19,10 +19,14 @@ package com.android.incallui;
 import static com.android.incallui.CallButtonFragment.Buttons.*;
 
 import android.annotation.NonNull;
+import android.app.AlertDialog;
+import android.app.PendingIntent;
 import android.content.Context;
+import android.content.DialogInterface;
 import android.content.pm.PackageManager;
 import android.content.res.ColorStateList;
 import android.content.res.Resources;
+import android.graphics.drawable.BitmapDrawable;
 import android.graphics.drawable.Drawable;
 import android.graphics.drawable.LayerDrawable;
 import android.graphics.drawable.GradientDrawable;
@@ -31,6 +35,7 @@ import android.graphics.drawable.StateListDrawable;
 import android.os.Bundle;
 import android.telecom.CallAudioState;
 import android.util.SparseIntArray;
+import android.text.TextUtils;
 import android.view.ContextThemeWrapper;
 import android.view.HapticFeedbackConstants;
 import android.view.LayoutInflater;
@@ -38,11 +43,21 @@ import android.view.Menu;
 import android.view.MenuItem;
 import android.view.View;
 import android.view.ViewGroup;
+import android.widget.ArrayAdapter;
 import android.widget.CompoundButton;
 import android.widget.ImageButton;
+import android.widget.ImageView;
+import android.widget.ListAdapter;
 import android.widget.PopupMenu;
 import android.widget.PopupMenu.OnDismissListener;
 import android.widget.PopupMenu.OnMenuItemClickListener;
+import android.widget.TextView;
+
+import com.android.incallui.incallapi.InCallPluginInfo;
+
+import java.lang.Override;
+import java.util.ArrayList;
+import java.util.List;
 
 import com.android.contacts.common.util.MaterialColorMapUtils.MaterialPalette;
 
@@ -53,6 +68,9 @@ public class CallButtonFragment
         extends BaseFragment<CallButtonPresenter, CallButtonPresenter.CallButtonUi>
         implements CallButtonPresenter.CallButtonUi, OnMenuItemClickListener, OnDismissListener,
         View.OnClickListener {
+    private static final String TAG = CallButtonFragment.class.getSimpleName();
+    private static final boolean DEBUG = false;
+
     private static final int INVALID_INDEX = -1;
     private int mButtonMaxVisible;
     // The button is currently visible in the UI
@@ -68,9 +86,9 @@ public class CallButtonFragment
         public static final int BUTTON_AUDIO = 0;
         public static final int BUTTON_MUTE = 1;
         public static final int BUTTON_DIALPAD = 2;
-        public static final int BUTTON_HOLD = 3;
-        public static final int BUTTON_SWAP = 4;
-        public static final int BUTTON_UPGRADE_TO_VIDEO = 5;
+        public static final int BUTTON_UPGRADE_TO_VIDEO = 3;
+        public static final int BUTTON_HOLD = 4;
+        public static final int BUTTON_SWAP = 5;
         public static final int BUTTON_SWITCH_CAMERA = 6;
         public static final int BUTTON_ADD_CALL = 7;
         public static final int BUTTON_MERGE = 8;
@@ -225,7 +243,7 @@ public class CallButtonFragment
                 getPresenter().addParticipantClicked();
                 break;
             case R.id.changeToVideoButton:
-                getPresenter().changeToVideoClicked();
+                getPresenter().switchToVideoCall();
                 break;
             case R.id.switchCameraButton:
                 getPresenter().switchCameraClicked(
@@ -447,6 +465,61 @@ public class CallButtonFragment
         mSwitchCameraButton.setSelected(isBackFacingCamera);
     }
 
+    public void modifyChangeToVideoButton() {
+        boolean canVideoCall = getPresenter().canVideoCall();
+        List<InCallPluginInfo> contactInCallPlugins =
+                getPresenter().getContactInCallPluginInfoList();
+        int listSize = (contactInCallPlugins != null) ? contactInCallPlugins.size() : 0;
+        if (!canVideoCall && listSize == 1) {
+            InCallPluginInfo info = contactInCallPlugins.get(0);
+            if (info != null && info.getPluginSingleColorIcon() != null) {
+                LayerDrawable layerDrawable =
+                        (LayerDrawable) getResources().getDrawable(R.drawable.btn_change_to_video)
+                                .mutate();
+
+                int buttonWidth = mChangeToVideoButton.getWidth();
+                int buttonHeight = mChangeToVideoButton.getWidth();
+                if (buttonWidth == 0 || buttonHeight == 0) {
+                    buttonWidth =
+                            getResources().getDimensionPixelSize(R.dimen.in_call_button_dimension);
+                    buttonHeight =
+                            getResources().getDimensionPixelSize(R.dimen.in_call_button_dimension);
+                }
+                int xInset = buttonWidth - layerDrawable.getIntrinsicWidth();
+                if (xInset > 0) {
+                    xInset = xInset / 2;
+                } else {
+                    xInset = 0;
+                }
+                int yInset = buttonHeight - layerDrawable.getIntrinsicHeight();
+                if (yInset > 0) {
+                    yInset = yInset / 2;
+                } else {
+                    yInset = 0;
+                }
+
+                if (DEBUG) {
+                    Log.i(TAG, "mChangeToVideoButton: [w h] [" + mChangeToVideoButton.getWidth() +
+                            " " + mChangeToVideoButton.getHeight() + "]");
+                    Log.i(TAG, "adjusted button: [w h] [" + buttonWidth + " " + buttonHeight + "]");
+                    Log.i(TAG, "layerDrawable: [w h] [" + layerDrawable.getIntrinsicWidth() + " " +
+                            layerDrawable.getIntrinsicHeight() + "]");
+                    Log.i(TAG, "xInset = " + xInset);
+                    Log.i(TAG, "xInset = " + yInset);
+                }
+
+                Drawable icon = info.getPluginSingleColorIcon();
+                icon.setTintList(getResources().getColorStateList(R.color.selectable_icon_tint));
+                icon.setAutoMirrored(false);
+
+                // layer 0 is background, layer 1 is the icon to use.
+                layerDrawable.setLayerInset(1, xInset, yInset, xInset, yInset);
+                layerDrawable.setDrawableByLayerId(R.id.foregroundItem, icon);
+                mChangeToVideoButton.setBackground(layerDrawable);
+            }
+        }
+    }
+
     @Override
     public void setVideoPaused(boolean isPaused) {
         mPauseVideoButton.setSelected(isPaused);
@@ -542,6 +615,69 @@ public class CallButtonFragment
         }
     }
 
+    /**The function is called when Video Call button gets pressed. The function creates and
+     * displays video call options.
+     */
+    @Override
+    public void displayVideoCallOptions() {
+        CallButtonPresenter.CallButtonUi ui = getUi();
+        if (ui == null) {
+            Log.e(this, "Cannot display VideoCallOptions as ui is null");
+            return;
+        }
+
+        Context context = getContext();
+
+        final ArrayList<Drawable> icons = new ArrayList<Drawable>();
+        final ArrayList<String> items = new ArrayList<String>();
+        final ArrayList<Integer> itemToCallType = new ArrayList<Integer>();
+        final Resources res = ui.getContext().getResources();
+
+        // Prepare the string array and mapping.
+        List<InCallPluginInfo> contactInCallPlugins =
+                getPresenter().getContactInCallPluginInfoList();
+        if (contactInCallPlugins != null && !contactInCallPlugins.isEmpty()) {
+            int i = 0;
+            for (InCallPluginInfo info : contactInCallPlugins) {
+                items.add(info.getPluginTitle());
+                icons.add(info.getPluginColorIcon());
+                itemToCallType.add(i++);
+            }
+        }
+
+        boolean canVideoCall = getPresenter().canVideoCall();
+        if (canVideoCall) {
+            // First item, if available is VT IMS call
+            items.add(res.getString(R.string.modify_call_option_vt));
+            Drawable icon = res.getDrawable(R.drawable.ic_toolbar_video);
+            icon.setTint(res.getColor(R.color.vidoecall_handoff_default_video_call_color));
+            icons.add(icon);
+            itemToCallType.add(-1);
+        }
+
+        ListAdapter adapter = new ListItemWithImageArrayAdapter(context.getApplicationContext(),
+                R.layout.videocall_handoff_item, items, icons);
+        DialogInterface.OnClickListener listener = new DialogInterface.OnClickListener() {
+            public void onClick(DialogInterface dialog, int item) {
+                final int selCallType = itemToCallType.get(item);
+                if (selCallType < 0) {
+                    // VT Call selected
+                    getPresenter().changeToVideoClicked();
+                } else {
+                    //  InCall Plugin selected
+                    getPresenter().handoverCallToVoIPPlugin(selCallType);
+                }
+                dialog.dismiss();
+            }
+        };
+        AlertDialog.Builder builder = new AlertDialog.Builder(getUi().getContext());
+        builder.setTitle(R.string.video_call_option_title);
+        builder.setAdapter(adapter, listener);
+        final AlertDialog alert;
+        alert = builder.create();
+        alert.show();
+    }
+
     @Override
     public void setAudio(int mode) {
         updateAudioButtons(getPresenter().getSupportedAudio());
@@ -871,4 +1007,47 @@ public class CallButtonFragment
     public Context getContext() {
         return getActivity();
     }
+
+    @Override
+    public void showInviteSnackbar(final PendingIntent inviteIntent, String inviteText) {
+        if (TextUtils.isEmpty(inviteText)) {
+            return;
+        }
+        final InCallActivity activity = (InCallActivity) getActivity();
+        if (activity != null) {
+            activity.showInviteSnackbar(inviteIntent, inviteText);
+        }
+    }
+
+    /**
+     * Adapter used to Array adapter with an icon and custom item layout
+     */
+    private class ListItemWithImageArrayAdapter extends ArrayAdapter<String> {
+        private int mLayout;
+        private List<Drawable> mIcons;
+
+        public ListItemWithImageArrayAdapter(Context context, int layout, List<String> titles,
+                List<Drawable> icons) {
+            super(context, 0, titles);
+            mLayout = layout;
+            mIcons = icons;
+        }
+
+        @Override
+        public View getView(int position, View convertView, ViewGroup parent) {
+            String title = getItem(position);
+            Drawable icon = mIcons.get(position);
+            if (convertView == null) {
+                convertView = LayoutInflater.from(getContext()).inflate(mLayout, parent, false);
+            }
+
+            TextView textView = (TextView) convertView.findViewById(R.id.title);
+            textView.setText(title);
+
+            ImageView msgIcon = (ImageView) convertView.findViewById(R.id.icon);
+            msgIcon.setImageDrawable(icon);
+
+            return convertView;
+        }
+    }
 }
diff --git a/src/com/android/incallui/CallButtonPresenter.java b/src/com/android/incallui/CallButtonPresenter.java
index 1e9380d6..cd8c9415 100644
--- a/src/com/android/incallui/CallButtonPresenter.java
+++ b/src/com/android/incallui/CallButtonPresenter.java
@@ -19,18 +19,30 @@ package com.android.incallui;
 import static com.android.incallui.CallButtonFragment.Buttons.*;
 
 import android.app.AlertDialog;
+import android.app.PendingIntent;
+import android.content.ComponentName;
 import android.content.Context;
+import android.content.CursorLoader;
 import android.content.DialogInterface;
+import android.content.Intent;
 import android.content.SharedPreferences;
 import android.content.pm.PackageManager;
+import android.net.Uri;
 import android.os.Bundle;
+import android.os.Handler;
+import android.os.Looper;
+import android.os.ResultReceiver;
 import android.telecom.CallAudioState;
 import android.telecom.InCallService.VideoCall;
 import android.telecom.PhoneAccount;
 import android.telecom.PhoneAccountHandle;
 import android.telecom.VideoProfile;
+import android.text.TextUtils;
 
 import com.android.incallui.AudioModeProvider.AudioModeListener;
+import com.android.incallui.ContactInfoCache;
+import com.android.incallui.ContactInfoCache.ContactCacheEntry;
+import com.android.incallui.incallapi.InCallPluginInfo;
 import com.android.incallui.InCallCameraManager.Listener;
 import com.android.incallui.InCallPresenter.CanAddCallListener;
 import com.android.incallui.InCallPresenter.InCallState;
@@ -38,6 +50,16 @@ import com.android.incallui.InCallPresenter.InCallStateListener;
 import com.android.incallui.InCallPresenter.IncomingCallListener;
 import com.android.incallui.InCallPresenter.InCallDetailsListener;
 
+import com.android.phone.common.ambient.AmbientConnection;
+import com.android.phone.common.util.StartInCallCallReceiver;
+
+import com.cyanogen.ambient.common.api.AmbientApiClient;
+import com.cyanogen.ambient.incall.InCallServices;
+import com.cyanogen.ambient.incall.extension.OriginCodes;
+import com.cyanogen.ambient.incall.extension.StatusCodes;
+import com.cyanogen.ambient.incall.extension.StartCallRequest;
+
+import java.util.List;
 import java.util.Objects;
 
 /**
@@ -45,16 +67,39 @@ import java.util.Objects;
  */
 public class CallButtonPresenter extends Presenter<CallButtonPresenter.CallButtonUi>
         implements InCallStateListener, AudioModeListener, IncomingCallListener,
-        InCallDetailsListener, CanAddCallListener, CallList.ActiveSubChangeListener, Listener {
+        InCallDetailsListener, CanAddCallListener, CallList.ActiveSubChangeListener, Listener,
+        StartInCallCallReceiver.Receiver {
 
+    private static final String TAG = CallButtonPresenter.class.getSimpleName();
     private static final String KEY_AUTOMATICALLY_MUTED = "incall_key_automatically_muted";
     private static final String KEY_PREVIOUS_MUTE_STATE = "incall_key_previous_mute_state";
     private static final String RECORDING_WARNING_PRESENTED = "recording_warning_presented";
+    private static final boolean DEBUG = false;
 
     private Call mCall;
     private boolean mAutomaticallyMuted = false;
     private boolean mPreviousMuteState = false;
 
+    private StartInCallCallReceiver mCallback;
+
+    @Override
+    public void onReceiveResult(int resultCode, Bundle resultData) {
+        if (DEBUG) Log.i(TAG, "Got InCallPlugin result callback code = " + resultCode);
+
+        switch (resultCode)  {
+            case StatusCodes.StartCall.HANDOVER_CONNECTED:
+                if (mCall == null) {
+                    return;
+                }
+
+                if (DEBUG) Log.i(TAG, "Disconnecting call: " + mCall);
+                TelecomAdapter.getInstance().disconnectCall(mCall.getId());
+                break;
+            default:
+                Log.i(TAG, "Nothing to do for this InCallPlugin resultcode = " + resultCode);
+        }
+    }
+
     public CallButtonPresenter() {
     }
 
@@ -258,6 +303,77 @@ public class CallButtonPresenter extends Presenter<CallButtonPresenter.CallButto
         InCallPresenter.getInstance().sendAddParticipantIntent();
     }
 
+    public List<InCallPluginInfo> getContactInCallPluginInfoList() {
+        List<InCallPluginInfo> inCallPluginInfoList = null;
+        if (mCall != null) {
+            ContactCacheEntry contactInfo =
+                    ContactInfoCache.getInstance(getUi().getContext()).getInfo(mCall.getId());
+            if (contactInfo != null) {
+                inCallPluginInfoList = contactInfo.inCallPluginInfoList;
+            }
+        }
+        return inCallPluginInfoList;
+    }
+
+    public void handoverCallToVoIPPlugin() {
+        handoverCallToVoIPPlugin(0);
+    }
+
+    public void handoverCallToVoIPPlugin(int contactPluginIndex) {
+        List<InCallPluginInfo> inCallPluginInfoList = getContactInCallPluginInfoList();
+        if (inCallPluginInfoList != null && inCallPluginInfoList.size() > contactPluginIndex) {
+            InCallPluginInfo info = inCallPluginInfoList.get(contactPluginIndex);
+            final ComponentName component = info.getPluginComponent();
+            final String userId = info.getUserId();
+            final String mimeType = info.getMimeType();
+            if (component != null && !TextUtils.isEmpty(component.flattenToString()) &&
+                    !TextUtils.isEmpty(mimeType)) {
+                // Attempt call handover
+                final PendingIntent inviteIntent = info.getPluginInviteIntent();
+                if (!TextUtils.isEmpty(userId)) {
+                    AmbientApiClient client = AmbientConnection.CLIENT
+                            .get(getUi().getContext().getApplicationContext());
+
+                    mCallback = new StartInCallCallReceiver(new Handler(Looper.myLooper()));
+                    mCallback.setReceiver(CallButtonPresenter.this);
+                    StartCallRequest request = new StartCallRequest(userId,
+                            OriginCodes.CALL_HANDOVER,
+                            StartCallRequest.FLAG_CALL_TRANSFER,
+                            mCallback);
+
+                    if (DEBUG) Log.i(TAG, "Starting InCallPlugin call for = " + userId);
+                    InCallServices.getInstance().startVideoCall(client, component, request);
+                } else if (inviteIntent != null) {
+                    // Attempt contact invite
+                    if (DEBUG) {
+                        final com.android.incallui.ContactInfoCache cache =
+                                ContactInfoCache.getInstance(getUi().getContext());
+                        ContactCacheEntry entry = cache.getInfo(mCall.getId());
+                        Uri lookupUri = entry.lookupUri;
+                        Log.i(TAG, "Attempting invite for " + lookupUri.toString());
+                    }
+                    String inviteText = getUi().getContext().getApplicationContext()
+                            .getString(R.string.snackbar_incall_plugin_contact_invite,
+                                    info.getPluginTitle());
+                    getUi().showInviteSnackbar(inviteIntent, inviteText);
+                } else {
+                    // Inform user to add contact manually, no invite intent found
+                    if (DEBUG) {
+                        final com.android.incallui.ContactInfoCache cache =
+                                ContactInfoCache.getInstance(getUi().getContext());
+                        ContactCacheEntry entry = cache.getInfo(mCall.getId());
+                        Uri lookupUri = entry.lookupUri;
+                        Log.i(TAG, "No invite intent for " + lookupUri.toString());
+                    }
+                    String inviteText = getUi().getContext().getApplicationContext()
+                            .getString(R.string.snackbar_incall_plugin_no_invite_found,
+                                    info.getPluginTitle());
+                    getUi().showInviteSnackbar(null, inviteText);
+                }
+            }
+        }
+    }
+
     public void addCallClicked() {
         // Automatically mute the current call
         mAutomaticallyMuted = true;
@@ -303,6 +419,22 @@ public class CallButtonPresenter extends Presenter<CallButtonPresenter.CallButto
         mCall.setSessionModificationState(Call.SessionModificationState.WAITING_FOR_RESPONSE);
     }
 
+    public void switchToVideoCall() {
+        boolean canVideoCall = canVideoCall();
+        List<InCallPluginInfo> contactInCallPlugins = getContactInCallPluginInfoList();
+        int listSize = (contactInCallPlugins != null) ? contactInCallPlugins.size() : 0;
+        if (canVideoCall && listSize == 0) {
+            // If only VT Call available
+            changeToVideoClicked();
+        } else if (!canVideoCall && listSize == 1) {
+            // If only one InCall Plugin available
+            handoverCallToVoIPPlugin();
+        } else if (canVideoCall || listSize > 0){
+            // If multiple sources available
+            getUi().displayVideoCallOptions();
+        }
+    }
+
     /**
      * Switches the camera between the front-facing and back-facing camera.
      * @param useFrontFacingCamera True if we should switch to using the front-facing camera, or
@@ -433,6 +565,11 @@ public class CallButtonPresenter extends Presenter<CallButtonPresenter.CallButto
         updateButtonsState(call);
     }
 
+    public boolean canVideoCall() {
+        return (mCall == null) ? false : (QtiCallUtils.hasVideoCapabilities(mCall) ||
+                QtiCallUtils.hasVoiceCapabilities(mCall));
+    }
+
     /**
      * Updates the buttons applicable for the UI.
      *
@@ -441,7 +578,6 @@ public class CallButtonPresenter extends Presenter<CallButtonPresenter.CallButto
     private void updateButtonsState(Call call) {
         Log.v(this, "updateButtonsState");
         final CallButtonUi ui = getUi();
-
         final boolean isVideo = CallUtils.isVideoCall(call);
 
         // Common functionality (audio, hold, etc).
@@ -460,9 +596,11 @@ public class CallButtonPresenter extends Presenter<CallButtonPresenter.CallButto
         final boolean showMerge = call.can(
                 android.telecom.Call.Details.CAPABILITY_MERGE_CONFERENCE);
         final int callState = call.getState();
+        List<InCallPluginInfo> contactInCallPlugins = getContactInCallPluginInfoList();
         final boolean showUpgradeToVideo = (!isVideo || useExt) &&
                 (QtiCallUtils.hasVideoCapabilities(call) ||
-                QtiCallUtils.hasVoiceCapabilities(call)) &&
+                        QtiCallUtils.hasVoiceCapabilities(call) ||
+                        (contactInCallPlugins != null && !contactInCallPlugins.isEmpty())) &&
                 (callState == Call.State.ACTIVE || callState == Call.State.ONHOLD);
 
         final boolean showMute = call.can(android.telecom.Call.Details.CAPABILITY_MUTE);
@@ -482,6 +620,9 @@ public class CallButtonPresenter extends Presenter<CallButtonPresenter.CallButto
         ui.showButton(BUTTON_MUTE, showMute);
         ui.showButton(BUTTON_ADD_CALL, showAddCall);
         ui.showButton(BUTTON_UPGRADE_TO_VIDEO, showUpgradeToVideo);
+        if (showUpgradeToVideo) {
+            ui.modifyChangeToVideoButton();
+        }
         ui.showButton(BUTTON_SWITCH_CAMERA, isVideo);
         ui.showButton(BUTTON_PAUSE_VIDEO, isVideo && !useExt);
         ui.showButton(BUTTON_DIALPAD, !isVideo || useExt);
@@ -536,6 +677,9 @@ public class CallButtonPresenter extends Presenter<CallButtonPresenter.CallButto
         void requestCallRecordingPermission(String[] permissions);
         void displayDialpad(boolean on, boolean animate);
         boolean isDialpadVisible();
+        void modifyChangeToVideoButton();
+        void displayVideoCallOptions();
+        void showInviteSnackbar(PendingIntent inviteIntent, String inviteText);
 
         /**
          * Once showButton() has been called on each of the individual buttons in the UI, call
diff --git a/src/com/android/incallui/ContactInfoCache.java b/src/com/android/incallui/ContactInfoCache.java
index 0206e0a4..e94ea07b 100644
--- a/src/com/android/incallui/ContactInfoCache.java
+++ b/src/com/android/incallui/ContactInfoCache.java
@@ -16,6 +16,7 @@
 
 package com.android.incallui;
 
+import android.content.ComponentName;
 import android.content.Context;
 import android.graphics.Bitmap;
 import android.graphics.drawable.BitmapDrawable;
@@ -29,25 +30,37 @@ import android.provider.ContactsContract.DisplayNameSources;
 import android.provider.ContactsContract.CommonDataKinds.Phone;
 import android.telecom.TelecomManager;
 import android.text.TextUtils;
-
+import com.android.contacts.common.model.Contact;
+import com.android.contacts.common.model.RawContact;
 import com.android.contacts.common.util.PhoneNumberHelper;
+import com.android.contacts.common.util.UriUtils;
 import com.android.dialer.calllog.ContactInfo;
 import com.android.dialer.service.CachedNumberLookupService;
 import com.android.dialer.service.CachedNumberLookupService.CachedContactInfo;
+import com.android.incallui.incallapi.InCallPluginInfo;
+import com.android.incallui.incallapi.InCallPluginInfoAsyncTask;
 import com.android.incallui.service.PhoneNumberService;
 import com.android.incalluibind.ObjectFactory;
 import com.android.services.telephony.common.MoreStrings;
 
-import org.json.JSONException;
-import org.json.JSONObject;
-
+import com.cyanogen.ambient.incall.extension.InCallContactInfo;
+import com.cyanogen.ambient.incall.util.InCallHelper;
+import com.google.common.base.Objects;
+import com.google.common.base.Preconditions;
+import com.google.common.collect.ImmutableList;
 import com.google.common.collect.Maps;
 import com.google.common.collect.Sets;
 import com.google.common.base.Objects;
 import com.google.common.base.Preconditions;
 
+import java.util.ArrayList;
+import java.util.List;
 import java.util.HashMap;
 import java.util.Set;
+import java.util.concurrent.ConcurrentHashMap;
+
+import org.json.JSONException;
+import org.json.JSONObject;
 
 /**
  * Class responsible for querying Contact Information for Call objects. Can perform asynchronous
@@ -63,8 +76,9 @@ public class ContactInfoCache implements ContactsAsyncHelper.OnImageLoadComplete
     private final Context mContext;
     private final PhoneNumberService mPhoneNumberService;
     private final CachedNumberLookupService mCachedNumberLookupService;
-    private final HashMap<String, ContactCacheEntry> mInfoMap = Maps.newHashMap();
+    private final ConcurrentHashMap<String, ContactCacheEntry> mInfoMap = new ConcurrentHashMap();
     private final HashMap<String, Set<ContactInfoCacheCallback>> mCallBacks = Maps.newHashMap();
+    private InCallPluginInfoAsyncTask mPluginInfoAsyncTask;
 
     private static ContactInfoCache sCache = null;
 
@@ -221,6 +235,22 @@ public class ContactInfoCache implements ContactsAsyncHelper.OnImageLoadComplete
         sendInfoNotifications(callId, cacheEntry);
 
         if (didLocalLookup) {
+            if (!callerInfo.isEmergencyNumber() && cacheEntry.inCallPluginInfoList == null &&
+                    (cacheEntry.lookupUri != null || !TextUtils.isEmpty(cacheEntry.number))) {
+                if (mPluginInfoAsyncTask != null) {
+                    mPluginInfoAsyncTask.cancel(true);
+                    mPluginInfoAsyncTask = null;
+                }
+
+                final InCallPluginInfoAsyncTask.IInCallPostExecute callback =
+                        new InCallPluginInfoCallback(callId);
+                final InCallContactInfo contactInfo = new InCallContactInfo(cacheEntry.name,
+                        cacheEntry.number, cacheEntry.lookupUri);
+                mPluginInfoAsyncTask =
+                        new InCallPluginInfoAsyncTask(mContext, contactInfo, callback);
+                mPluginInfoAsyncTask.execute();
+            }
+
             // Before issuing a request for more data from other services, we only check that the
             // contact wasn't found in the local DB.  We don't check the if the cache entry already
             // has a name because we allow overriding cnap data with data from other services.
@@ -278,23 +308,26 @@ public class ContactInfoCache implements ContactsAsyncHelper.OnImageLoadComplete
                         mContext.getResources(), type, label);
                 entry.label = typeStr == null ? null : typeStr.toString();
             }
-            final ContactCacheEntry oldEntry = mInfoMap.get(mCallId);
-            if (oldEntry != null) {
-                // Location is only obtained from local lookup so persist
-                // the value for remote lookups. Once we have a name this
-                // field is no longer used; it is persisted here in case
-                // the UI is ever changed to use it.
-                entry.location = oldEntry.location;
-            }
+            synchronized (mInfoMap) {
+                final ContactCacheEntry oldEntry = mInfoMap.get(mCallId);
+                if (oldEntry != null) {
+                    // Location is only obtained from local lookup so persist
+                    // the value for remote lookups. Once we have a name this
+                    // field is no longer used; it is persisted here in case
+                    // the UI is ever changed to use it.
+                    entry.location = oldEntry.location;
+                    entry.inCallPluginInfoList = oldEntry.inCallPluginInfoList;
+                }
 
-            // If no image and it's a business, switch to using the default business avatar.
-            if (info.getImageUrl() == null && info.isBusiness()) {
-                Log.d(TAG, "Business has no image. Using default.");
-                entry.photo = mContext.getResources().getDrawable(R.drawable.img_business);
-            }
+                // If no image and it's a business, switch to using the default business avatar.
+                if (info.getImageUrl() == null && info.isBusiness()) {
+                    Log.d(TAG, "Business has no image. Using default.");
+                    entry.photo = mContext.getResources().getDrawable(R.drawable.img_business);
+                }
 
-            // Add the contact info to the cache.
-            mInfoMap.put(mCallId, entry);
+                // Add the contact info to the cache.
+                mInfoMap.put(mCallId, entry);
+            }
             sendInfoNotifications(mCallId, entry);
 
             // If there is no image then we should not expect another callback.
@@ -310,6 +343,34 @@ public class ContactInfoCache implements ContactsAsyncHelper.OnImageLoadComplete
         }
     }
 
+    class InCallPluginInfoCallback implements InCallPluginInfoAsyncTask.IInCallPostExecute {
+
+        private String mCallId;
+
+        public InCallPluginInfoCallback(String callId) {
+            mCallId = callId;
+        }
+
+        @Override
+        public void onPostExecuteTask(List<InCallPluginInfo> inCallPluginInfoList) {
+            // If we got a miss, return.
+            if (inCallPluginInfoList == null || inCallPluginInfoList.isEmpty()) {
+                Log.d(TAG, "No InCall plugins associated with this contact.");
+                return;
+            }
+
+            synchronized (mInfoMap) {
+                final ContactCacheEntry oldEntry = mInfoMap.get(mCallId);
+                ContactCacheEntry entry = new ContactCacheEntry(oldEntry);
+                entry.inCallPluginInfoList = inCallPluginInfoList;
+
+                // Add the contact info to the cache.
+                mInfoMap.put(mCallId, entry);
+                sendInfoNotifications(mCallId, entry);
+            }
+        }
+    }
+
     /**
      * Implemented for ContactsAsyncHelper.OnImageLoadCompleteListener interface.
      * make sure that the call state is reflected after the image is loaded.
@@ -587,6 +648,25 @@ public class ContactInfoCache implements ContactsAsyncHelper.OnImageLoadComplete
         public Uri displayPhotoUri;
         public Uri lookupUri; // Sent to NotificationMananger
         public String lookupKey;
+        public List<InCallPluginInfo> inCallPluginInfoList;
+
+        public ContactCacheEntry() {}
+
+        public ContactCacheEntry(ContactCacheEntry entry) {
+            if (entry != null) {
+                this.name = entry.name;
+                this.number = entry.number;
+                this.location = entry.location;
+                this.label = entry.label;
+                this.photo = entry.photo;
+                this.isSipCall = entry.isSipCall;
+                this.contactUri = entry.contactUri;
+                this.displayPhotoUri = entry.displayPhotoUri;
+                this.lookupUri = entry.lookupUri;
+                this.lookupKey = entry.lookupKey;
+                this.inCallPluginInfoList = entry.inCallPluginInfoList;
+            }
+        }
 
         @Override
         public String toString() {
diff --git a/src/com/android/incallui/InCallActivity.java b/src/com/android/incallui/InCallActivity.java
index a9e31b58..3daa7dcd 100644
--- a/src/com/android/incallui/InCallActivity.java
+++ b/src/com/android/incallui/InCallActivity.java
@@ -17,7 +17,6 @@
 package com.android.incallui;
 
 import android.app.ActionBar;
-import android.app.FragmentTransaction;
 import android.app.ActionBar.Tab;
 import android.app.Activity;
 import android.app.ActivityManager;
@@ -26,6 +25,8 @@ import android.app.DialogFragment;
 import android.app.Fragment;
 import android.app.FragmentManager;
 import android.app.FragmentTransaction;
+import android.app.PendingIntent;
+import android.content.BroadcastReceiver;
 import android.content.Context;
 import android.content.DialogInterface;
 import android.content.DialogInterface.OnClickListener;
@@ -37,6 +38,7 @@ import android.graphics.Point;
 import android.hardware.SensorManager;
 import android.os.Bundle;
 import android.os.Trace;
+import android.support.design.widget.Snackbar;
 import android.telecom.DisconnectCause;
 import android.telecom.PhoneAccountHandle;
 import android.text.TextUtils;
@@ -71,6 +73,7 @@ import java.util.Locale;
 public class InCallActivity extends Activity implements FragmentDisplayManager {
 
     public static final String TAG = InCallActivity.class.getSimpleName();
+    public static final boolean DEBUG = false;
 
     public static final String SHOW_DIALPAD_EXTRA = "InCallActivity.show_dialpad";
     public static final String DIALPAD_TEXT_EXTRA = "InCallActivity.dialpad_text";
@@ -86,6 +89,8 @@ public class InCallActivity extends Activity implements FragmentDisplayManager {
     private static final int DIALPAD_REQUEST_SHOW = 2;
     private static final int DIALPAD_REQUEST_HIDE = 3;
 
+    private static final int SNACKBAR_TIMEOUT = 10000; // 10 seconds auto dismiss
+
     private CallButtonFragment mCallButtonFragment;
     private CallCardFragment mCallCardFragment;
     private AnswerFragment mAnswerFragment;
@@ -96,6 +101,7 @@ public class InCallActivity extends Activity implements FragmentDisplayManager {
     private boolean mIsVisible;
     private AlertDialog mDialog;
     private InCallOrientationEventListener mInCallOrientationEventListener;
+    private Snackbar mInviteSnackbar;
 
     /**
      * Used to indicate whether the dialpad should be hidden or shown {@link #onResume}.
@@ -310,6 +316,11 @@ public class InCallActivity extends Activity implements FragmentDisplayManager {
     @Override
     protected void onPause() {
         Log.d(this, "onPause()...");
+
+        if (mInviteSnackbar != null) {
+            mInviteSnackbar.dismiss();
+        }
+
         if (mDialpadFragment != null ) {
             mDialpadFragment.onDialerKeyUp(null);
         }
@@ -743,6 +754,9 @@ public class InCallActivity extends Activity implements FragmentDisplayManager {
         if ((show && isDialpadVisible()) || (!show && !isDialpadVisible())) {
             return;
         }
+        if (mInviteSnackbar != null) {
+            mInviteSnackbar.dismiss();
+        }
         // We don't do a FragmentTransaction on the hide case because it will be dealt with when
         // the listener is fired after an animation finishes.
         if (!animate) {
@@ -1014,4 +1028,28 @@ public class InCallActivity extends Activity implements FragmentDisplayManager {
             mInCallOrientationEventListener.disable();
         }
     }
+
+    public void showInviteSnackbar(final PendingIntent inviteIntent, String inviteText) {
+        final View rootView = getCallCardFragment().getView();
+        if (rootView.getVisibility() != View.VISIBLE || TextUtils.isEmpty(inviteText)) {
+            return;
+        }
+        mInviteSnackbar = Snackbar.make(rootView, inviteText, SNACKBAR_TIMEOUT);
+        if (inviteIntent != null) {
+            mInviteSnackbar.setActionTextColor(getResources()
+                    .getColor(R.color.snackbar_action_text_color))
+                    .setAction(R.string.snackbar_invite_action_text, new View.OnClickListener() {
+                        @Override
+                        public void onClick(View v) {
+                            try {
+                                inviteIntent.send();
+                            } catch (PendingIntent.CanceledException e) {
+                                Log.e(TAG, "Caught CanceledException from InCall Plugin invite" +
+                                        " intent", e);
+                            }
+                        }
+                    });
+        }
+        mInviteSnackbar.show();
+    }
 }
diff --git a/src/com/android/incallui/incallapi/InCallPluginInfo.java b/src/com/android/incallui/incallapi/InCallPluginInfo.java
new file mode 100644
index 00000000..e6b809af
--- /dev/null
+++ b/src/com/android/incallui/incallapi/InCallPluginInfo.java
@@ -0,0 +1,127 @@
+/*
+ * Copyright (C) 2015 The CyanogenMod 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.incallui.incallapi;
+
+import android.app.PendingIntent;
+import android.content.ComponentName;
+import android.graphics.drawable.Drawable;
+
+public class InCallPluginInfo {
+    private ComponentName mPluginComponent;
+    private String mPluginTitle;
+    private String mUserId;
+    private String mMimeType;
+    private Drawable mPluginColorIcon;
+    private Drawable mPluginSingleColorIcon;
+    private PendingIntent mInviteIntent;
+
+    private InCallPluginInfo() {
+    }
+
+    public ComponentName getPluginComponent() {
+        return mPluginComponent;
+    }
+
+    public String getPluginTitle() {
+        return mPluginTitle;
+    }
+
+    public String getUserId() {
+        return mUserId;
+    }
+
+    public String getMimeType() {
+        return mMimeType;
+    }
+
+    public Drawable getPluginColorIcon() {
+        return mPluginColorIcon;
+    }
+
+    public Drawable getPluginSingleColorIcon() {
+        return mPluginSingleColorIcon;
+    }
+
+    public PendingIntent getPluginInviteIntent() {
+        return mInviteIntent;
+    }
+
+    public static class Builder {
+        private ComponentName mPluginComponent;
+        private String mPluginTitle;
+        private String mUserId;
+        private String mMimeType;
+        private Drawable mPluginColorIcon;
+        private Drawable mPluginSingleColorIcon;
+        private PendingIntent mInviteIntent;
+
+        public Builder() {
+        }
+
+        public Builder setPluginComponent(ComponentName pluginComponent) {
+            this.mPluginComponent = pluginComponent;
+            return this;
+        }
+
+        public Builder setPluginTitle(String pluginTitle) {
+            this.mPluginTitle = pluginTitle;
+            return this;
+        }
+
+        public Builder setUserId(String userId) {
+            this.mUserId = userId;
+            return this;
+        }
+
+        public Builder setMimeType(String mimeType) {
+            this.mMimeType = mimeType;
+            return this;
+        }
+
+        public Builder setPluginColorIcon(Drawable pluginColorIcon) {
+            this.mPluginColorIcon = pluginColorIcon;
+            return this;
+        }
+
+        public Builder setPluginSingleColorIcon(Drawable pluginSingleColorIcon) {
+            this.mPluginSingleColorIcon = pluginSingleColorIcon;
+            return this;
+        }
+
+        public Builder setPluginInviteIntent(PendingIntent pluginInviteIntent) {
+            this.mInviteIntent = pluginInviteIntent;
+            return this;
+        }
+
+        // TODO: Check if we want to require an invite intent or not
+        public InCallPluginInfo build() throws IllegalStateException{
+            if (mPluginComponent == null || mPluginTitle == null || mMimeType == null
+                    || mPluginColorIcon == null || mPluginSingleColorIcon == null) {
+                throw new IllegalStateException();
+            }
+            InCallPluginInfo info = new InCallPluginInfo();
+            info.mPluginComponent = mPluginComponent;
+            info.mPluginTitle = mPluginTitle;
+            info.mUserId = mUserId;
+            info.mMimeType = mMimeType;
+            info.mPluginColorIcon = mPluginColorIcon;
+            info.mPluginSingleColorIcon = mPluginSingleColorIcon;
+            info.mInviteIntent = mInviteIntent;
+            return info;
+        }
+    }
+}
\ No newline at end of file
diff --git a/src/com/android/incallui/incallapi/InCallPluginInfoAsyncTask.java b/src/com/android/incallui/incallapi/InCallPluginInfoAsyncTask.java
new file mode 100644
index 00000000..aa22d972
--- /dev/null
+++ b/src/com/android/incallui/incallapi/InCallPluginInfoAsyncTask.java
@@ -0,0 +1,246 @@
+/*
+ * Copyright (C) 2015 The CyanogenMod 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.incallui.incallapi;
+
+import android.app.PendingIntent;
+import android.content.ComponentName;
+import android.content.Context;
+import android.content.pm.PackageManager;
+import android.content.res.Resources;
+import android.database.Cursor;
+import android.net.Uri;
+import android.os.AsyncTask;
+import android.provider.ContactsContract.CommonDataKinds.Phone;
+import android.provider.ContactsContract.Contacts;
+import android.provider.ContactsContract.Data;
+import android.text.TextUtils;
+import android.util.Log;
+import com.android.phone.common.ambient.AmbientConnection;
+import com.cyanogen.ambient.common.api.AmbientApiClient;
+import com.cyanogen.ambient.incall.InCallApi;
+import com.cyanogen.ambient.incall.InCallServices;
+import com.cyanogen.ambient.incall.extension.InCallContactInfo;
+import com.cyanogen.ambient.incall.results.MimeTypeListResult;
+import com.cyanogen.ambient.incall.results.PendingIntentResult;
+import com.cyanogen.ambient.incall.results.PluginStatusResult;
+import com.cyanogen.ambient.incall.results.InCallProviderInfoResult;
+import com.cyanogen.ambient.incall.results.MimeTypeResult;
+import com.cyanogen.ambient.plugin.PluginStatus;
+import com.google.common.base.Joiner;
+
+import java.lang.ref.WeakReference;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * Implements a Loader class to asynchronously load InCall plugin Info.
+ */
+public class InCallPluginInfoAsyncTask extends AsyncTask<Void, Void, List<InCallPluginInfo>> {
+    private static final String TAG = InCallPluginInfoAsyncTask.class.getSimpleName();
+    private static final boolean DEBUG = false;
+    private final Context mContext;
+    private InCallContactInfo mContactInfo;
+    private WeakReference<IInCallPostExecute> mPostExecute;
+
+    public interface IInCallPostExecute {
+        void onPostExecuteTask(List<InCallPluginInfo> inCallPluginInfoList);
+    }
+
+    private static final String[] CONTACT_PROJECTION = new String[] {
+            Phone.NUMBER,                   // 0
+            Phone.MIMETYPE,                 // 1
+    };
+
+    public InCallPluginInfoAsyncTask(Context context, InCallContactInfo contactInfo,
+            IInCallPostExecute postExecute) {
+        mContext = context.getApplicationContext();
+        mContactInfo = contactInfo;
+        mPostExecute = new WeakReference<IInCallPostExecute>(postExecute);
+    }
+
+    /**
+     * Loads the CallMethods in background.
+     * @return List of available (authenticated and enabled) incall plugins associated with the
+     * specified contact.
+     */
+    @Override
+    protected List<InCallPluginInfo> doInBackground(Void... params) {
+        List<InCallPluginInfo> inCallPluginList = new ArrayList<InCallPluginInfo>();
+        List<InCallPluginInfo.Builder> inCallPluginInfoBuilderList =
+                new ArrayList<InCallPluginInfo.Builder>();
+        Map<String, Integer> pluginIndex = new HashMap<String, Integer>();
+        AmbientApiClient client = AmbientConnection.CLIENT.get(mContext.getApplicationContext());
+        InCallApi inCallServices = InCallServices.getInstance();
+        List<ComponentName> plugins = inCallServices.getInstalledPlugins(client).await().components;
+        MimeTypeListResult mimeTypeListResult =
+                inCallServices.getVideoCallableMimeTypeList(client).await();
+
+        if (mContactInfo == null) {
+            return inCallPluginList;
+        }
+
+        if (mContactInfo.mLookupUri != null &&
+                !TextUtils.isEmpty(mContactInfo.mLookupUri.toString())) {
+            // Query contact info with these mimetypes
+            final Uri queryUri;
+            final String inputUriAsString = mContactInfo.mLookupUri.toString();
+            if (inputUriAsString.startsWith(Contacts.CONTENT_URI.toString())) {
+                if (!inputUriAsString.endsWith(Contacts.Data.CONTENT_DIRECTORY)) {
+                    queryUri = Uri.withAppendedPath(mContactInfo.mLookupUri,
+                            Contacts.Data.CONTENT_DIRECTORY);
+                } else {
+                    queryUri = mContactInfo.mLookupUri;
+                }
+            } else if (inputUriAsString.startsWith(Data.CONTENT_URI.toString())) {
+                queryUri = mContactInfo.mLookupUri;
+            } else {
+                throw new UnsupportedOperationException(
+                        "Input Uri must be contact Uri or data Uri (input: \"" +
+                                mContactInfo.mLookupUri + "\")");
+            }
+
+            if (mimeTypeListResult != null && mimeTypeListResult.mimeTypeList != null &&
+                    !mimeTypeListResult.mimeTypeList.isEmpty() && queryUri != null) {
+                Cursor cursor = mContext.getContentResolver().query(
+                        queryUri,
+                        CONTACT_PROJECTION,
+                        constructSelection(mimeTypeListResult.mimeTypeList),
+                        null,
+                        null);
+                if (cursor != null) {
+                    try {
+                        final Context context = mContext;
+                        while (cursor.moveToNext()) {
+                            int cursorIndex = cursor.getColumnIndex(Phone.NUMBER);
+                            final String id = cursorIndex == -1 ?
+                                    null : cursor.getString(cursorIndex);
+                            cursorIndex = cursor.getColumnIndex(Phone.MIMETYPE);
+                            final String mimeType =
+                                    cursorIndex == -1 ? null : cursor.getString(cursorIndex);
+                            InCallPluginInfo.Builder infoBuilder = new InCallPluginInfo.Builder()
+                                    .setUserId(id).setMimeType(mimeType);
+                            inCallPluginInfoBuilderList.add(infoBuilder);
+                            pluginIndex.put(mimeType, inCallPluginInfoBuilderList.size() - 1);
+                        }
+                    } finally {
+                        cursor.close();
+                    }
+                }
+            } else {
+                if (DEBUG) Log.i("InCall", "No InCall plugins found with video callable mimetypes");
+                return null;
+            }
+        }
+
+        // Fill in plugin Info.
+        if (plugins != null && !plugins.isEmpty()) {
+            PackageManager packageManager = mContext.getPackageManager();
+            for (ComponentName component : plugins) {
+                PluginStatusResult statusResult =
+                        inCallServices.getPluginStatus(client, component).await();
+                MimeTypeResult mimeTypeResult =
+                        inCallServices.getVideoCallableMimeType(client, component).await();
+
+                if (statusResult.status != PluginStatus.ENABLED) {
+                    // Contact does not have account with this plugin OR plugin is not enabled.
+                    if (DEBUG) {
+                        Log.d(TAG, "Contact does not have account with this plugin OR plugin is not"
+                                + " enabled. Component=" + component.flattenToString());
+                    }
+                    continue;
+                }
+
+                if (!pluginIndex.containsKey(mimeTypeResult.mimeType)) {
+                    if (DEBUG) {
+                        Log.d(TAG, "Contact does not have account with this plugin, looking up" +
+                                " invite for Component=" + component.flattenToString() + " and Uri="
+                                + mContactInfo.mLookupUri.toString());
+                    }
+                    PendingIntentResult inviteResult =
+                            inCallServices.getInviteIntent(client, component, mContactInfo)
+                                    .await();
+                    InCallPluginInfo.Builder infoBuilder =
+                            new InCallPluginInfo.Builder().setUserId(null)
+                                    .setMimeType(mimeTypeResult.mimeType)
+                                    .setPluginInviteIntent(inviteResult == null ?
+                                            null : inviteResult.intent);
+                    inCallPluginInfoBuilderList.add(infoBuilder);
+                    pluginIndex.put(mimeTypeResult.mimeType,
+                            inCallPluginInfoBuilderList.size() - 1);
+                }
+
+                Resources pluginResources = null;
+                try {
+                    pluginResources = packageManager.getResourcesForApplication(
+                            component.getPackageName());
+                } catch (PackageManager.NameNotFoundException e) {
+                    Log.e(TAG, "Plugin isn't installed: " + component);
+                    continue;
+                }
+
+                InCallProviderInfoResult providerInfo =
+                        inCallServices.getProviderInfo(client, component).await();
+                if (providerInfo != null && providerInfo.inCallProviderInfo != null &&
+                        pluginResources != null) {
+                    int index = pluginIndex.get(mimeTypeResult.mimeType);
+                    InCallPluginInfo.Builder infoBuilder = inCallPluginInfoBuilderList.get(index);
+                    infoBuilder.setPluginComponent(component)
+                            .setPluginTitle(providerInfo.inCallProviderInfo.getTitle());
+
+                    try {
+                        infoBuilder.setPluginColorIcon(pluginResources.getDrawable(
+                                providerInfo.inCallProviderInfo.getBrandIcon(), null))
+                                .setPluginSingleColorIcon(pluginResources.getDrawable(
+                                        providerInfo.inCallProviderInfo.getSingleColorBrandIcon(),
+                                        null));
+
+                        inCallPluginList.add(infoBuilder.build());
+                    } catch (Resources.NotFoundException e) {
+                        Log.e(TAG, "Unable to retrieve icon for plugin: " + component);
+                        continue;
+                    } catch (IllegalStateException e) {
+                        Log.e(TAG, "Failed to build InCallPluginInfo object.");
+                        continue;
+                    }
+                }
+            }
+        }
+        return inCallPluginList;
+    }
+
+    @Override
+    protected void onPostExecute(List<InCallPluginInfo> inCallPluginInfoList) {
+        if (mPostExecute != null) {
+            final IInCallPostExecute postExecute = mPostExecute.get();
+            if (postExecute != null) {
+                postExecute.onPostExecuteTask(inCallPluginInfoList);
+            }
+        }
+    }
+
+    private String constructSelection(List<String> mimeTypesList) {
+        StringBuilder selection = new StringBuilder();
+        if (mimeTypesList != null && !mimeTypesList.isEmpty()) {
+            selection.append(Data.MIMETYPE + " IN ('");
+            selection.append(Joiner.on("', '").skipNulls().join(mimeTypesList));
+            selection.append("') AND " + Data.DATA1 + " NOT NULL");
+        }
+        return selection.toString();
+    }
+}