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/*
* Copyright (C) 2013 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.incallui;
import android.content.Context;
import android.net.Uri;
import android.telecom.PhoneCapabilities;
import android.text.TextUtils;
import com.android.incallui.ContactInfoCache.ContactCacheEntry;
import com.android.incallui.InCallPresenter.InCallState;
import com.android.incallui.InCallPresenter.InCallStateListener;
import com.google.common.base.Preconditions;
/**
* Logic for call buttons.
*/
public class ConferenceManagerPresenter
extends Presenter<ConferenceManagerPresenter.ConferenceManagerUi>
implements InCallStateListener {
private static final int MAX_CALLERS_IN_CONFERENCE = 5;
private String[] mCallerIds;
private Context mContext;
@Override
public void onUiReady(ConferenceManagerUi ui) {
super.onUiReady(ui);
// register for call state changes last
InCallPresenter.getInstance().addListener(this);
}
@Override
public void onUiUnready(ConferenceManagerUi ui) {
super.onUiUnready(ui);
InCallPresenter.getInstance().removeListener(this);
}
@Override
public void onStateChange(InCallState oldState, InCallState newState, CallList callList) {
if (getUi().isFragmentVisible()) {
Log.v(this, "onStateChange" + newState);
if (newState == InCallState.INCALL) {
final Call call = callList.getActiveOrBackgroundCall();
if (call != null && call.isConferenceCall()) {
Log.v(this, "Number of existing calls is " +
String.valueOf(call.getChildCallIds().size()));
update(callList);
} else {
getUi().setVisible(false);
}
} else {
getUi().setVisible(false);
}
}
}
public void init(Context context, CallList callList) {
mContext = Preconditions.checkNotNull(context);
mContext = context;
update(callList);
}
private void update(CallList callList) {
// callList is non null, but getActiveOrBackgroundCall() may return null
final Call currentCall = callList.getActiveOrBackgroundCall();
if (currentCall != null) {
// getChildCallIds() always returns a valid Set
mCallerIds = currentCall.getChildCallIds().toArray(new String[0]);
} else {
mCallerIds = new String[0];
}
Log.d(this, "Number of calls is " + String.valueOf(mCallerIds.length));
// Users can split out a call from the conference call if there either the active call
// or the holding call is empty. If both are filled at the moment, users can not split out
// another call.
final boolean hasActiveCall = (callList.getActiveCall() != null);
final boolean hasHoldingCall = (callList.getBackgroundCall() != null);
boolean canSeparate = !(hasActiveCall && hasHoldingCall);
for (int i = 0; i < MAX_CALLERS_IN_CONFERENCE; i++) {
if (i < mCallerIds.length) {
int callCapabilities =
callList.getCallById(currentCall.getChildCallIds().get(i))
.getTelecommCall().getDetails().getCallCapabilities();
boolean thisRowCanSeparate = canSeparate &&
((callCapabilities & PhoneCapabilities.SEPARATE_FROM_CONFERENCE) != 0);
boolean thisRowCanDisconnect =
((callCapabilities & PhoneCapabilities.DISCONNECT_FROM_CONFERENCE) != 0);
// Fill in the row in the UI for this caller.
final ContactCacheEntry contactCache = ContactInfoCache.getInstance(mContext).
getInfo(mCallerIds[i]);
updateManageConferenceRow(
i,
contactCache,
thisRowCanSeparate,
thisRowCanDisconnect);
} else {
// Blank out this row in the UI
updateManageConferenceRow(i, null, false, false);
}
}
}
/**
* Updates a single row of the "Manage conference" UI. (One row in this
* UI represents a single caller in the conference.)
*
* @param i the row to update
* @param contactCacheEntry the contact details corresponding to this caller.
* If null, that means this is an "empty slot" in the conference,
* so hide this row in the UI.
* @param canSeparate if true, show a "Separate" (i.e. "Private") button
* on this row in the UI.
* @param canDisconnect if true, show a "Disconnect" button on this row in the UI.
*/
public void updateManageConferenceRow(final int i,
final ContactCacheEntry contactCacheEntry,
boolean canSeparate,
boolean canDisconnect) {
if (contactCacheEntry != null) {
// Activate this row of the Manage conference panel:
getUi().setRowVisible(i, true);
String name = contactCacheEntry.name;
String number = contactCacheEntry.number;
if (TextUtils.isEmpty(name)) {
name = number;
number = null;
}
getUi().setupSeparateButtonForRow(i, canSeparate);
getUi().setupEndButtonForRow(i, canDisconnect);
getUi().displayCallerInfoForConferenceRow(i, name, number, contactCacheEntry.label,
contactCacheEntry.lookupKey, contactCacheEntry.displayPhotoUri);
} else {
// Disable this row of the Manage conference panel:
getUi().setRowVisible(i, false);
}
}
public int getMaxCallersInConference() {
return MAX_CALLERS_IN_CONFERENCE;
}
public void separateConferenceConnection(int rowId) {
if (rowId < mCallerIds.length) {
TelecomAdapter.getInstance().separateCall(mCallerIds[rowId]);
}
}
public void endConferenceConnection(int rowId) {
if (rowId < mCallerIds.length) {
TelecomAdapter.getInstance().disconnectCall(mCallerIds[rowId]);
}
}
public interface ConferenceManagerUi extends Ui {
void setVisible(boolean on);
boolean isFragmentVisible();
void setRowVisible(int rowId, boolean on);
void displayCallerInfoForConferenceRow(int rowId, String callerName, String callerNumber,
String callerNumberType, String lookupKey, Uri photoUri);
void setupSeparateButtonForRow(int rowId, boolean canSeparate);
void setupEndButtonForRow(int rowId, boolean canDisconnect);
}
}
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