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/*
* Copyright (C) 2017 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License
*/
package com.android.incallui.calllocation.impl;
import android.animation.LayoutTransition;
import android.content.Context;
import android.graphics.drawable.Drawable;
import android.location.Location;
import android.os.Bundle;
import android.os.Handler;
import android.text.TextUtils;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ImageView;
import android.widget.TextView;
import android.widget.ViewAnimator;
import com.android.dialer.common.LogUtil;
import com.android.dialer.logging.DialerImpression;
import com.android.dialer.logging.Logger;
import com.android.incallui.baseui.BaseFragment;
import java.util.Objects;
import java.util.concurrent.TimeUnit;
/**
* Fragment which shows location during E911 calls, to supplement the user with accurate location
* information in case the user is asked for their location by the emergency responder.
*
* <p>If location data is inaccurate, stale, or unavailable, this should not be shown.
*/
public class LocationFragment extends BaseFragment<LocationPresenter, LocationPresenter.LocationUi>
implements LocationPresenter.LocationUi {
private static final String ADDRESS_DELIMITER = ",";
// Indexes used to animate fading between views
private static final int LOADING_VIEW_INDEX = 0;
private static final int LOCATION_VIEW_INDEX = 1;
private static final long TIMEOUT_MILLIS = TimeUnit.SECONDS.toMillis(5);
private ViewAnimator viewAnimator;
private ImageView locationMap;
private TextView addressLine1;
private TextView addressLine2;
private TextView latLongLine;
private Location location;
private ViewGroup locationLayout;
private boolean isMapSet;
private boolean isAddressSet;
private boolean isLocationSet;
private boolean hasTimeoutStarted;
private final Handler handler = new Handler();
private final Runnable dataTimeoutRunnable =
() -> {
LogUtil.i(
"LocationFragment.dataTimeoutRunnable",
"timed out so animate any future layout changes");
locationLayout.setLayoutTransition(new LayoutTransition());
showLocationNow();
};
@Override
public LocationPresenter createPresenter() {
return new LocationPresenter();
}
@Override
public LocationPresenter.LocationUi getUi() {
return this;
}
@Override
public View onCreateView(
LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
LogUtil.enterBlock("LocationFragment.onCreateView");
final View view = inflater.inflate(R.layout.location_fragment, container, false);
viewAnimator = (ViewAnimator) view.findViewById(R.id.location_view_animator);
locationMap = (ImageView) view.findViewById(R.id.location_map);
addressLine1 = (TextView) view.findViewById(R.id.address_line_one);
addressLine2 = (TextView) view.findViewById(R.id.address_line_two);
latLongLine = (TextView) view.findViewById(R.id.lat_long_line);
locationLayout = (ViewGroup) view.findViewById(R.id.location_layout);
return view;
}
@Override
public void onDestroy() {
super.onDestroy();
handler.removeCallbacks(dataTimeoutRunnable);
}
@Override
public void setMap(Drawable mapImage) {
LogUtil.enterBlock("LocationFragment.setMap");
isMapSet = true;
locationMap.setVisibility(View.VISIBLE);
locationMap.setImageDrawable(mapImage);
displayWhenReady();
Logger.get(getContext()).logImpression(DialerImpression.Type.EMERGENCY_GOT_MAP);
}
@Override
public void setAddress(String address) {
LogUtil.i("LocationFragment.setAddress", address);
isAddressSet = true;
addressLine1.setVisibility(View.VISIBLE);
addressLine2.setVisibility(View.VISIBLE);
if (TextUtils.isEmpty(address)) {
addressLine1.setText(null);
addressLine2.setText(null);
} else {
// Split the address after the first delimiter for display, if present.
// For example, "1600 Amphitheatre Parkway, Mountain View, CA 94043"
// => "1600 Amphitheatre Parkway"
// => "Mountain View, CA 94043"
int splitIndex = address.indexOf(ADDRESS_DELIMITER);
if (splitIndex >= 0) {
updateText(addressLine1, address.substring(0, splitIndex).trim());
updateText(addressLine2, address.substring(splitIndex + 1).trim());
} else {
updateText(addressLine1, address);
updateText(addressLine2, null);
}
Logger.get(getContext()).logImpression(DialerImpression.Type.EMERGENCY_GOT_ADDRESS);
}
displayWhenReady();
}
@Override
public void setLocation(Location location) {
LogUtil.i("LocationFragment.setLocation", String.valueOf(location));
isLocationSet = true;
this.location = location;
if (location != null) {
latLongLine.setVisibility(View.VISIBLE);
latLongLine.setText(
getContext()
.getString(
R.string.lat_long_format, location.getLatitude(), location.getLongitude()));
Logger.get(getContext()).logImpression(DialerImpression.Type.EMERGENCY_GOT_LOCATION);
}
displayWhenReady();
}
private void displayWhenReady() {
// Show the location if all data has loaded, otherwise prime the timeout
if (isMapSet && isAddressSet && isLocationSet) {
showLocationNow();
} else if (!hasTimeoutStarted) {
handler.postDelayed(dataTimeoutRunnable, TIMEOUT_MILLIS);
hasTimeoutStarted = true;
}
}
private void showLocationNow() {
handler.removeCallbacks(dataTimeoutRunnable);
if (viewAnimator.getDisplayedChild() != LOCATION_VIEW_INDEX) {
viewAnimator.setDisplayedChild(LOCATION_VIEW_INDEX);
viewAnimator.setOnClickListener(v -> launchMap());
}
}
@Override
public Context getContext() {
return getActivity();
}
private void launchMap() {
if (location != null) {
startActivity(
LocationUrlBuilder.getShowMapIntent(
location, addressLine1.getText(), addressLine2.getText()));
Logger.get(getContext()).logImpression(DialerImpression.Type.EMERGENCY_LAUNCHED_MAP);
}
}
private static void updateText(TextView view, String text) {
if (!Objects.equals(text, view.getText())) {
view.setText(text);
}
}
}
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