Add cross device call metadata handling (b0d76117) · Commits · e / os / android_frameworks_base

services/companion/java/com/android/server/companion/datatransfer/contextsync/CallMetadataSyncCallback.java

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		/*
		* Copyright (C) 2023 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.server.companion.datatransfer.contextsync;

		/** Callback for call metadata syncing. */
		public abstract class CallMetadataSyncCallback {

		abstract void processCallControlAction(int crossDeviceCallId, int callControlAction);

		abstract void requestCrossDeviceSync(int userId);
		}

services/companion/java/com/android/server/companion/datatransfer/contextsync/CrossDeviceCall.java

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		/*
		* Copyright (C) 2023 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.server.companion.datatransfer.contextsync;

		import android.content.pm.ApplicationInfo;
		import android.content.pm.PackageManager;
		import android.graphics.Bitmap;
		import android.graphics.Canvas;
		import android.graphics.drawable.BitmapDrawable;
		import android.graphics.drawable.Drawable;
		import android.telecom.Call;
		import android.telecom.CallAudioState;
		import android.telecom.VideoProfile;
		import android.util.Slog;

		import com.android.internal.annotations.VisibleForTesting;

		import java.io.ByteArrayOutputStream;
		import java.util.HashSet;
		import java.util.Set;
		import java.util.concurrent.atomic.AtomicLong;

		/** Data holder for a telecom call and additional metadata. */
		public class CrossDeviceCall {

		private static final String TAG = "CrossDeviceCall";

		private static final int APP_ICON_BITMAP_DIMENSION = 256;

		private static final AtomicLong sNextId = new AtomicLong(1);

		private final long mId;
		private final Call mCall;
		private String mCallingAppName;
		private byte[] mCallingAppIcon;
		private String mCallerDisplayName;
		private int mStatus = android.companion.Telecom.Call.UNKNOWN_STATUS;
		private boolean mIsMuted;
		private final Set<Integer> mControls = new HashSet<>();

		public CrossDeviceCall(PackageManager packageManager, Call call,
		CallAudioState callAudioState) {
		mId = sNextId.getAndIncrement();
		mCall = call;
		final String callingAppPackageName = call != null
		? call.getDetails().getAccountHandle().getComponentName().getPackageName() : null;
		try {
		final ApplicationInfo applicationInfo = packageManager
		.getApplicationInfo(callingAppPackageName,
		PackageManager.ApplicationInfoFlags.of(0));
		mCallingAppName = packageManager.getApplicationLabel(applicationInfo).toString();
		mCallingAppIcon = renderDrawableToByteArray(
		packageManager.getApplicationIcon(applicationInfo));
		} catch (PackageManager.NameNotFoundException e) {
		Slog.e(TAG, "Could not get application info for package " + callingAppPackageName, e);
		}
		mIsMuted = callAudioState != null && callAudioState.isMuted();
		if (call != null) {
		updateCallDetails(call.getDetails());
		}
		}

		private byte[] renderDrawableToByteArray(Drawable drawable) {
		if (drawable instanceof BitmapDrawable) {
		// Can't recycle the drawable's bitmap, so handle separately
		final Bitmap bitmap = ((BitmapDrawable) drawable).getBitmap();
		if (bitmap.getWidth() > APP_ICON_BITMAP_DIMENSION
		\|\| bitmap.getHeight() > APP_ICON_BITMAP_DIMENSION) {
		// Downscale, as the original drawable bitmap is too large.
		final Bitmap scaledBitmap = Bitmap.createScaledBitmap(bitmap,
		APP_ICON_BITMAP_DIMENSION, APP_ICON_BITMAP_DIMENSION, /* filter= */ true);
		final byte[] renderedBitmap = renderBitmapToByteArray(scaledBitmap);
		scaledBitmap.recycle();
		return renderedBitmap;
		}
		return renderBitmapToByteArray(bitmap);
		}
		final Bitmap bitmap = Bitmap.createBitmap(APP_ICON_BITMAP_DIMENSION,
		APP_ICON_BITMAP_DIMENSION,
		Bitmap.Config.ARGB_8888);
		try {
		final Canvas canvas = new Canvas(bitmap);
		drawable.setBounds(0, 0, bitmap.getWidth(), bitmap.getHeight());
		drawable.draw(canvas);
		} finally {
		bitmap.recycle();
		}
		return renderBitmapToByteArray(bitmap);
		}

		private byte[] renderBitmapToByteArray(Bitmap bitmap) {
		final ByteArrayOutputStream baos = new ByteArrayOutputStream(bitmap.getByteCount());
		bitmap.compress(Bitmap.CompressFormat.PNG, 100, baos);
		return baos.toByteArray();
		}

		/**
		* Update the mute state of this call. No-op if the call is not capable of being muted.
		*
		* @param isMuted true if the call should be muted, and false if the call should be unmuted.
		*/
		public void updateMuted(boolean isMuted) {
		mIsMuted = isMuted;
		updateCallDetails(mCall.getDetails());
		}

		/**
		* Update the state of the call to be ringing silently if it is currently ringing. No-op if the
		* call is not
		* currently ringing.
		*/
		public void updateSilencedIfRinging() {
		if (mStatus == android.companion.Telecom.Call.RINGING) {
		mStatus = android.companion.Telecom.Call.RINGING_SILENCED;
		}
		mControls.remove(android.companion.Telecom.Call.SILENCE);
		}

		@VisibleForTesting
		void updateCallDetails(Call.Details callDetails) {
		mCallerDisplayName = callDetails.getCallerDisplayName();
		mStatus = convertStateToStatus(callDetails.getState());
		mControls.clear();
		if (mStatus == android.companion.Telecom.Call.RINGING
		\|\| mStatus == android.companion.Telecom.Call.RINGING_SILENCED) {
		mControls.add(android.companion.Telecom.Call.ACCEPT);
		mControls.add(android.companion.Telecom.Call.REJECT);
		if (mStatus == android.companion.Telecom.Call.RINGING) {
		mControls.add(android.companion.Telecom.Call.SILENCE);
		}
		}
		if (mStatus == android.companion.Telecom.Call.ONGOING
		\|\| mStatus == android.companion.Telecom.Call.ON_HOLD) {
		mControls.add(android.companion.Telecom.Call.END);
		if (callDetails.can(Call.Details.CAPABILITY_HOLD)) {
		mControls.add(
		mStatus == android.companion.Telecom.Call.ON_HOLD
		? android.companion.Telecom.Call.TAKE_OFF_HOLD
		: android.companion.Telecom.Call.PUT_ON_HOLD);
		}
		}
		if (mStatus == android.companion.Telecom.Call.ONGOING && callDetails.can(
		Call.Details.CAPABILITY_MUTE)) {
		mControls.add(mIsMuted ? android.companion.Telecom.Call.UNMUTE
		: android.companion.Telecom.Call.MUTE);
		}
		}

		private int convertStateToStatus(int callState) {
		switch (callState) {
		case Call.STATE_HOLDING:
		return android.companion.Telecom.Call.ON_HOLD;
		case Call.STATE_ACTIVE:
		return android.companion.Telecom.Call.ONGOING;
		case Call.STATE_RINGING:
		return android.companion.Telecom.Call.RINGING;
		case Call.STATE_NEW:
		case Call.STATE_DIALING:
		case Call.STATE_DISCONNECTED:
		case Call.STATE_SELECT_PHONE_ACCOUNT:
		case Call.STATE_CONNECTING:
		case Call.STATE_DISCONNECTING:
		case Call.STATE_PULLING_CALL:
		case Call.STATE_AUDIO_PROCESSING:
		case Call.STATE_SIMULATED_RINGING:
		default:
		return android.companion.Telecom.Call.UNKNOWN_STATUS;
		}
		}

		public long getId() {
		return mId;
		}

		public Call getCall() {
		return mCall;
		}

		public String getCallingAppName() {
		return mCallingAppName;
		}

		public byte[] getCallingAppIcon() {
		return mCallingAppIcon;
		}

		public String getReadableCallerId() {
		return mCallerDisplayName;
		}

		public int getStatus() {
		return mStatus;
		}

		public Set<Integer> getControls() {
		return mControls;
		}

		void doAccept() {
		mCall.answer(VideoProfile.STATE_AUDIO_ONLY);
		}

		void doReject() {
		if (mStatus == android.companion.Telecom.Call.RINGING) {
		mCall.reject(Call.REJECT_REASON_DECLINED);
		}
		}

		void doEnd() {
		mCall.disconnect();
		}

		void doPutOnHold() {
		mCall.hold();
		}

		void doTakeOffHold() {
		mCall.unhold();
		}
		}

services/tests/servicestests/src/com/android/server/companion/datatransfer/contextsync/CrossDeviceCallTest.java

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		/*
		* Copyright (C) 2022 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.server.companion.datatransfer.contextsync;

		import static com.google.common.truth.Truth.assertWithMessage;

		import android.platform.test.annotations.Presubmit;
		import android.telecom.Call;
		import android.telecom.ParcelableCall;
		import android.testing.AndroidTestingRunner;

		import androidx.test.InstrumentationRegistry;

		import org.junit.Test;
		import org.junit.runner.RunWith;

		import java.util.Collections;
		import java.util.Set;

		@Presubmit
		@RunWith(AndroidTestingRunner.class)
		public class CrossDeviceCallTest {

		@Test
		public void updateCallDetails_uninitialized() {
		final CrossDeviceCall crossDeviceCall = new CrossDeviceCall(
		InstrumentationRegistry.getTargetContext().getPackageManager(), /* call= */
		null, /* callAudioState= */ null);
		assertWithMessage("Wrong status").that(crossDeviceCall.getStatus())
		.isEqualTo(android.companion.Telecom.Call.UNKNOWN_STATUS);
		assertWithMessage("Wrong controls").that(crossDeviceCall.getControls()).isEmpty();
		}

		@Test
		public void updateCallDetails_ringing() {
		final CrossDeviceCall crossDeviceCall = new CrossDeviceCall(
		InstrumentationRegistry.getTargetContext().getPackageManager(), /* call= */
		null, /* callAudioState= */ null);
		crossDeviceCall.updateCallDetails(createCallDetails(Call.STATE_RINGING,
		Call.Details.CAPABILITY_HOLD \| Call.Details.CAPABILITY_MUTE));
		assertWithMessage("Wrong status").that(crossDeviceCall.getStatus())
		.isEqualTo(android.companion.Telecom.Call.RINGING);
		assertWithMessage("Wrong controls").that(crossDeviceCall.getControls())
		.isEqualTo(Set.of(android.companion.Telecom.Call.ACCEPT,
		android.companion.Telecom.Call.REJECT,
		android.companion.Telecom.Call.SILENCE));
		}

		@Test
		public void updateCallDetails_ongoing() {
		final CrossDeviceCall crossDeviceCall = new CrossDeviceCall(
		InstrumentationRegistry.getTargetContext().getPackageManager(), /* call= */
		null, /* callAudioState= */ null);
		crossDeviceCall.updateCallDetails(createCallDetails(Call.STATE_ACTIVE,
		Call.Details.CAPABILITY_HOLD \| Call.Details.CAPABILITY_MUTE));
		assertWithMessage("Wrong status").that(crossDeviceCall.getStatus())
		.isEqualTo(android.companion.Telecom.Call.ONGOING);
		assertWithMessage("Wrong controls").that(crossDeviceCall.getControls())
		.isEqualTo(Set.of(android.companion.Telecom.Call.END,
		android.companion.Telecom.Call.MUTE,
		android.companion.Telecom.Call.PUT_ON_HOLD));
		}

		@Test
		public void updateCallDetails_holding() {
		final CrossDeviceCall crossDeviceCall = new CrossDeviceCall(
		InstrumentationRegistry.getTargetContext().getPackageManager(), /* call= */
		null, /* callAudioState= */ null);
		crossDeviceCall.updateCallDetails(createCallDetails(Call.STATE_HOLDING,
		Call.Details.CAPABILITY_HOLD \| Call.Details.CAPABILITY_MUTE));
		assertWithMessage("Wrong status").that(crossDeviceCall.getStatus())
		.isEqualTo(android.companion.Telecom.Call.ON_HOLD);
		assertWithMessage("Wrong controls").that(crossDeviceCall.getControls())
		.isEqualTo(Set.of(android.companion.Telecom.Call.END,
		android.companion.Telecom.Call.TAKE_OFF_HOLD));
		}

		@Test
		public void updateCallDetails_cannotHold() {
		final CrossDeviceCall crossDeviceCall = new CrossDeviceCall(
		InstrumentationRegistry.getTargetContext().getPackageManager(), /* call= */
		null, /* callAudioState= */ null);
		crossDeviceCall.updateCallDetails(
		createCallDetails(Call.STATE_ACTIVE, Call.Details.CAPABILITY_MUTE));
		assertWithMessage("Wrong status").that(crossDeviceCall.getStatus())
		.isEqualTo(android.companion.Telecom.Call.ONGOING);
		assertWithMessage("Wrong controls").that(crossDeviceCall.getControls())
		.isEqualTo(Set.of(android.companion.Telecom.Call.END,
		android.companion.Telecom.Call.MUTE));
		}

		@Test
		public void updateCallDetails_cannotMute() {
		final CrossDeviceCall crossDeviceCall = new CrossDeviceCall(
		InstrumentationRegistry.getTargetContext().getPackageManager(), /* call= */
		null, /* callAudioState= */ null);
		crossDeviceCall.updateCallDetails(
		createCallDetails(Call.STATE_ACTIVE, Call.Details.CAPABILITY_HOLD));
		assertWithMessage("Wrong status").that(crossDeviceCall.getStatus())
		.isEqualTo(android.companion.Telecom.Call.ONGOING);
		assertWithMessage("Wrong controls").that(crossDeviceCall.getControls())
		.isEqualTo(Set.of(android.companion.Telecom.Call.END,
		android.companion.Telecom.Call.PUT_ON_HOLD));
		}

		@Test
		public void updateCallDetails_transitionRingingToOngoing() {
		final CrossDeviceCall crossDeviceCall = new CrossDeviceCall(
		InstrumentationRegistry.getTargetContext().getPackageManager(), /* call= */
		null, /* callAudioState= */ null);
		crossDeviceCall.updateCallDetails(createCallDetails(Call.STATE_RINGING,
		Call.Details.CAPABILITY_HOLD \| Call.Details.CAPABILITY_MUTE));
		assertWithMessage("Wrong status for ringing state").that(crossDeviceCall.getStatus())
		.isEqualTo(android.companion.Telecom.Call.RINGING);
		assertWithMessage("Wrong controls for ringing state").that(crossDeviceCall.getControls())
		.isEqualTo(Set.of(android.companion.Telecom.Call.ACCEPT,
		android.companion.Telecom.Call.REJECT,
		android.companion.Telecom.Call.SILENCE));
		crossDeviceCall.updateCallDetails(createCallDetails(Call.STATE_ACTIVE,
		Call.Details.CAPABILITY_HOLD \| Call.Details.CAPABILITY_MUTE));
		assertWithMessage("Wrong status for active state").that(crossDeviceCall.getStatus())
		.isEqualTo(android.companion.Telecom.Call.ONGOING);
		assertWithMessage("Wrong controls for active state").that(crossDeviceCall.getControls())
		.isEqualTo(Set.of(android.companion.Telecom.Call.END,
		android.companion.Telecom.Call.MUTE,
		android.companion.Telecom.Call.PUT_ON_HOLD));
		}

		@Test
		public void updateSilencedIfRinging_ringing_silenced() {
		final CrossDeviceCall crossDeviceCall = new CrossDeviceCall(
		InstrumentationRegistry.getTargetContext().getPackageManager(), /* call= */
		null, /* callAudioState= */ null);
		crossDeviceCall.updateCallDetails(createCallDetails(Call.STATE_RINGING,
		Call.Details.CAPABILITY_HOLD \| Call.Details.CAPABILITY_MUTE));
		crossDeviceCall.updateSilencedIfRinging();
		assertWithMessage("Wrong status").that(crossDeviceCall.getStatus())
		.isEqualTo(android.companion.Telecom.Call.RINGING_SILENCED);
		assertWithMessage("Wrong controls").that(crossDeviceCall.getControls())
		.isEqualTo(Set.of(android.companion.Telecom.Call.ACCEPT,
		android.companion.Telecom.Call.REJECT));
		}

		@Test
		public void updateSilencedIfRinging_notRinging_notSilenced() {
		final CrossDeviceCall crossDeviceCall = new CrossDeviceCall(
		InstrumentationRegistry.getTargetContext().getPackageManager(), /* call= */
		null, /* callAudioState= */ null);
		crossDeviceCall.updateCallDetails(createCallDetails(Call.STATE_ACTIVE,
		Call.Details.CAPABILITY_HOLD \| Call.Details.CAPABILITY_MUTE));
		crossDeviceCall.updateSilencedIfRinging();
		assertWithMessage("Wrong status").that(crossDeviceCall.getStatus())
		.isEqualTo(android.companion.Telecom.Call.ONGOING);
		assertWithMessage("Wrong controls").that(crossDeviceCall.getControls())
		.isEqualTo(Set.of(android.companion.Telecom.Call.END,
		android.companion.Telecom.Call.MUTE,
		android.companion.Telecom.Call.PUT_ON_HOLD));
		}

		private Call.Details createCallDetails(int state, int capabilities) {
		final ParcelableCall.ParcelableCallBuilder parcelableCallBuilder =
		new ParcelableCall.ParcelableCallBuilder();
		parcelableCallBuilder.setCallerDisplayName("name");
		parcelableCallBuilder.setCapabilities(capabilities);
		parcelableCallBuilder.setState(state);
		parcelableCallBuilder.setConferenceableCallIds(Collections.emptyList());
		return Call.Details.createFromParcelableCall(parcelableCallBuilder.createParcelableCall());
		}
		}