/* Copyright (C) 2015-2024 Andreas Böhler, Andreas Shimokawa, Carsten
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Pfeiffer, Daniel Dakhno, Daniele Gobbetti, José Rebelo, Petr Vaněk,
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Taavi Eomäe
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This file is part of Gadgetbridge.
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Gadgetbridge is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero General Public License as published
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by the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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Gadgetbridge is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>. */
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package nodomain.freeyourgadget.gadgetbridge.devices.miband;
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import static nodomain.freeyourgadget.gadgetbridge.util.BondingUtil.STATE_DEVICE_CANDIDATE;
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import android.bluetooth.BluetoothAdapter;
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import android.bluetooth.BluetoothDevice;
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import android.content.BroadcastReceiver;
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import android.content.Context;
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import android.content.Intent;
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import android.content.IntentFilter;
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import android.content.SharedPreferences;
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import android.os.Bundle;
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import android.widget.TextView;
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import android.widget.Toast;
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import androidx.core.content.ContextCompat;
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import androidx.localbroadcastmanager.content.LocalBroadcastManager;
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import com.google.android.material.dialog.MaterialAlertDialogBuilder;
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import org.apache.commons.lang3.RandomStringUtils;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import nodomain.freeyourgadget.gadgetbridge.GBApplication;
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import nodomain.freeyourgadget.gadgetbridge.R;
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import nodomain.freeyourgadget.gadgetbridge.activities.AboutUserPreferencesActivity;
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import nodomain.freeyourgadget.gadgetbridge.activities.AbstractGBActivity;
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import nodomain.freeyourgadget.gadgetbridge.activities.ControlCenterv2;
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import nodomain.freeyourgadget.gadgetbridge.activities.discovery.DiscoveryActivityV2;
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import nodomain.freeyourgadget.gadgetbridge.database.DBHandler;
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import nodomain.freeyourgadget.gadgetbridge.database.DBHelper;
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import nodomain.freeyourgadget.gadgetbridge.devices.DeviceCoordinator;
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import nodomain.freeyourgadget.gadgetbridge.entities.DaoSession;
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import nodomain.freeyourgadget.gadgetbridge.impl.GBDevice;
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import nodomain.freeyourgadget.gadgetbridge.impl.GBDeviceCandidate;
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import nodomain.freeyourgadget.gadgetbridge.model.DeviceType;
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import nodomain.freeyourgadget.gadgetbridge.util.AndroidUtils;
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import nodomain.freeyourgadget.gadgetbridge.util.BondingInterface;
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import nodomain.freeyourgadget.gadgetbridge.util.BondingUtil;
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import nodomain.freeyourgadget.gadgetbridge.util.DeviceHelper;
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import nodomain.freeyourgadget.gadgetbridge.util.GB;
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public class MiBandPairingActivity extends AbstractGBActivity implements BondingInterface {
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private static final Logger LOG = LoggerFactory.getLogger(MiBandPairingActivity.class);
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private static final int REQ_CODE_USER_SETTINGS = 52;
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private final BroadcastReceiver pairingReceiver = BondingUtil.getPairingReceiver(this);
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private final BroadcastReceiver bondingReceiver = BondingUtil.getBondingReceiver(this);
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private TextView message;
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private boolean isPairing;
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private GBDeviceCandidate deviceCandidate;
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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setContentView(R.layout.activity_mi_band_pairing);
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message = findViewById(R.id.miband_pair_message);
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this.deviceCandidate = getIntent().getParcelableExtra(DeviceCoordinator.EXTRA_DEVICE_CANDIDATE);
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if (deviceCandidate == null && savedInstanceState != null) {
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this.deviceCandidate = savedInstanceState.getParcelable(STATE_DEVICE_CANDIDATE);
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}
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if (deviceCandidate == null) {
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Toast.makeText(this, getString(R.string.message_cannot_pair_no_mac), Toast.LENGTH_SHORT).show();
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startActivity(new Intent(this, DiscoveryActivityV2.class).setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP));
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finish();
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return;
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}
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DeviceCoordinator coordinator = DeviceHelper.getInstance().resolveCoordinator(deviceCandidate);
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GBDevice device = DeviceHelper.getInstance().toSupportedDevice(deviceCandidate);
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if (coordinator.getSupportedDeviceSpecificAuthenticationSettings() != null) { // FIXME: this will no longer be sane in the future
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SharedPreferences sharedPrefs = GBApplication.getDeviceSpecificSharedPrefs(device.getAddress());
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String authKey = sharedPrefs.getString("authkey", null);
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if (authKey == null || authKey.isEmpty()) {
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SharedPreferences.Editor editor = sharedPrefs.edit();
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String randomAuthkey = RandomStringUtils.random(16, true, true);
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editor.putString("authkey", randomAuthkey);
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editor.apply();
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}
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}
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if (!MiBandCoordinator.hasValidUserInfo()) {
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Intent userSettingsIntent = new Intent(this, AboutUserPreferencesActivity.class);
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startActivityForResult(userSettingsIntent, REQ_CODE_USER_SETTINGS, null);
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return;
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}
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// already valid user info available, use that and pair
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startPairing();
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}
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@Override
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protected void onSaveInstanceState(Bundle outState) {
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super.onSaveInstanceState(outState);
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outState.putParcelable(STATE_DEVICE_CANDIDATE, deviceCandidate);
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}
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@Override
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protected void onRestoreInstanceState(Bundle savedInstanceState) {
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super.onRestoreInstanceState(savedInstanceState);
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deviceCandidate = savedInstanceState.getParcelable(STATE_DEVICE_CANDIDATE);
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}
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@Override
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protected void onActivityResult(int requestCode, int resultCode, Intent data) {
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super.onActivityResult(requestCode, resultCode, data);
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// start pairing immediately when we return from the user settings
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if (requestCode == REQ_CODE_USER_SETTINGS) {
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if (!MiBandCoordinator.hasValidUserInfo()) {
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GB.toast(this, getString(R.string.miband_pairing_using_dummy_userdata), Toast.LENGTH_LONG, GB.WARN);
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}
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startPairing();
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}
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BondingUtil.handleActivityResult(this, requestCode, resultCode, data);
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}
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private void startPairing() {
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isPairing = true;
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message.setText(getString(R.string.pairing, deviceCandidate));
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final BondingInterface thiz = this;
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new MaterialAlertDialogBuilder(getContext())
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.setCancelable(true)
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.setTitle(getContext().getString(R.string.discovery_pair_title, deviceCandidate.getName()))
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.setMessage(getContext().getString(R.string.discovery_pair_question))
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.setNegativeButton(R.string.discovery_dont_pair, (dialog, which) -> {
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BondingUtil.attemptToFirstConnect(getCurrentTarget().getDevice());
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})
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.setPositiveButton(getContext().getString(R.string.discovery_yes_pair), (dialog, which) -> {
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BondingUtil.tryBondThenComplete(thiz, deviceCandidate.getDevice(), deviceCandidate.getMacAddress());
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})
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.show();
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}
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private void stopPairing() {
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isPairing = false;
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BondingUtil.stopBluetoothBonding(deviceCandidate.getDevice());
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}
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@Override
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public void onBondingComplete(boolean success) {
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LOG.debug("pairingFinished: " + success);
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if (!isPairing) {
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// already gone?
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return;
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} else {
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isPairing = false;
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}
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if (success) {
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// remember the device since we do not necessarily pair... temporary -- we probably need
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// to query the db for available devices in ControlCenter. But only remember un-bonded
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// devices, as bonded devices are displayed anyway.
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String macAddress = deviceCandidate.getMacAddress();
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BluetoothDevice device = BluetoothAdapter.getDefaultAdapter().getRemoteDevice(macAddress);
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if (device != null && device.getBondState() == BluetoothDevice.BOND_NONE) {
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// Persist the device directly to the database
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try (DBHandler db = GBApplication.acquireDB()) {
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final DaoSession daoSession = db.getDaoSession();
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final GBDevice gbDevice = DeviceHelper.getInstance().toSupportedDevice(deviceCandidate);
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DBHelper.getDevice(gbDevice, daoSession);
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gbDevice.sendDeviceUpdateIntent(this);
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} catch (final Exception e) {
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GB.log("Error accessing database", GB.ERROR, e);
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}
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}
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Intent intent = new Intent(this, ControlCenterv2.class).setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
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startActivity(intent);
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}
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finish();
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}
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@Override
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public GBDeviceCandidate getCurrentTarget() {
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return this.deviceCandidate;
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}
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@Override
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protected void onResume() {
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registerBroadcastReceivers();
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super.onResume();
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}
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@Override
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public String getMacAddress() {
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return deviceCandidate.getDevice().getAddress();
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}
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@Override
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public boolean getAttemptToConnect() {
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return true;
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}
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@Override
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protected void onStart() {
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registerBroadcastReceivers();
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super.onStart();
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}
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@Override
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protected void onDestroy() {
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unregisterBroadcastReceivers();
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if (isPairing) {
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stopPairing();
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}
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super.onDestroy();
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}
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@Override
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protected void onStop() {
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unregisterBroadcastReceivers();
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if (isPairing) {
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stopPairing();
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}
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super.onStop();
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}
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@Override
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protected void onPause() {
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// WARN: Do not stop pairing or unregister receivers pause!
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// Bonding process can pause the activity and you might miss broadcasts
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super.onPause();
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}
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public void unregisterBroadcastReceivers() {
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AndroidUtils.safeUnregisterBroadcastReceiver(LocalBroadcastManager.getInstance(this), pairingReceiver);
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AndroidUtils.safeUnregisterBroadcastReceiver(this, bondingReceiver);
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}
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public void registerBroadcastReceivers() {
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LocalBroadcastManager.getInstance(this).registerReceiver(pairingReceiver, new IntentFilter(GBDevice.ACTION_DEVICE_CHANGED));
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ContextCompat.registerReceiver(this, bondingReceiver, new IntentFilter(BluetoothDevice.ACTION_BOND_STATE_CHANGED), ContextCompat.RECEIVER_EXPORTED);
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}
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public Context getContext() {
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return this;
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}
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}
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