mirror of
https://codeberg.org/Freeyourgadget/Gadgetbridge
synced 2024-07-04 12:02:06 +02:00
(not just characteristic reads/writes) This fixes initialization of notification characteristics (activity, sensor data, battery, ...)
543 lines
22 KiB
Java
543 lines
22 KiB
Java
package nodomain.freeyourgadget.gadgetbridge.miband;
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import android.bluetooth.BluetoothGatt;
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import android.bluetooth.BluetoothGattCharacteristic;
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import android.bluetooth.BluetoothGattDescriptor;
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import android.content.SharedPreferences;
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import android.preference.PreferenceManager;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import java.io.IOException;
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import java.util.Arrays;
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import java.util.Calendar;
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import java.util.GregorianCalendar;
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import java.util.UUID;
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import java.text.DateFormat;
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import nodomain.freeyourgadget.gadgetbridge.GBCommand;
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import nodomain.freeyourgadget.gadgetbridge.GBDevice.State;
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import nodomain.freeyourgadget.gadgetbridge.btle.AbstractBTLEDeviceSupport;
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import nodomain.freeyourgadget.gadgetbridge.btle.TransactionBuilder;
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import static nodomain.freeyourgadget.gadgetbridge.miband.MiBandConst.DEFAULT_VALUE_FLASH_COLOUR;
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import static nodomain.freeyourgadget.gadgetbridge.miband.MiBandConst.DEFAULT_VALUE_FLASH_COUNT;
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import static nodomain.freeyourgadget.gadgetbridge.miband.MiBandConst.DEFAULT_VALUE_FLASH_DURATION;
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import static nodomain.freeyourgadget.gadgetbridge.miband.MiBandConst.DEFAULT_VALUE_FLASH_ORIGINAL_COLOUR;
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import static nodomain.freeyourgadget.gadgetbridge.miband.MiBandConst.DEFAULT_VALUE_VIBRATION_COUNT;
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import static nodomain.freeyourgadget.gadgetbridge.miband.MiBandConst.DEFAULT_VALUE_VIBRATION_DURATION;
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import static nodomain.freeyourgadget.gadgetbridge.miband.MiBandConst.DEFAULT_VALUE_VIBRATION_PAUSE;
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import static nodomain.freeyourgadget.gadgetbridge.miband.MiBandConst.FLASH_COLOUR;
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import static nodomain.freeyourgadget.gadgetbridge.miband.MiBandConst.FLASH_COUNT;
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import static nodomain.freeyourgadget.gadgetbridge.miband.MiBandConst.FLASH_DURATION;
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import static nodomain.freeyourgadget.gadgetbridge.miband.MiBandConst.FLASH_ORIGINAL_COLOUR;
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import static nodomain.freeyourgadget.gadgetbridge.miband.MiBandConst.ORIGIN_GENERIC;
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import static nodomain.freeyourgadget.gadgetbridge.miband.MiBandConst.ORIGIN_K9MAIL;
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import static nodomain.freeyourgadget.gadgetbridge.miband.MiBandConst.ORIGIN_SMS;
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import static nodomain.freeyourgadget.gadgetbridge.miband.MiBandConst.VIBRATION_COUNT;
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import static nodomain.freeyourgadget.gadgetbridge.miband.MiBandConst.VIBRATION_DURATION;
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import static nodomain.freeyourgadget.gadgetbridge.miband.MiBandConst.VIBRATION_PAUSE;
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import static nodomain.freeyourgadget.gadgetbridge.miband.MiBandConst.getNotificationPrefIntValue;
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public class MiBandSupport extends AbstractBTLEDeviceSupport {
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private static final Logger LOG = LoggerFactory.getLogger(MiBandSupport.class);
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public MiBandSupport() {
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addSupportedService(MiBandService.UUID_SERVICE_MIBAND_SERVICE);
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}
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@Override
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protected TransactionBuilder initializeDevice(TransactionBuilder builder) {
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pair(builder).sendUserInfo(builder).enableNotifications(builder, true).setCurrentTime(builder).requestBatteryInfo(builder);
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return builder;
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}
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// TODO: tear down the notifications on quit
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private MiBandSupport enableNotifications(TransactionBuilder builder, boolean enable) {
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builder.notify(getCharacteristic(MiBandService.UUID_CHARACTERISTIC_NOTIFICATION), enable)
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.notify(getCharacteristic(MiBandService.UUID_CHARACTERISTIC_REALTIME_STEPS), enable)
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.notify(getCharacteristic(MiBandService.UUID_CHARACTERISTIC_ACTIVITY_DATA), enable)
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.notify(getCharacteristic(MiBandService.UUID_CHARACTERISTIC_BATTERY), enable)
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.notify(getCharacteristic(MiBandService.UUID_CHARACTERISTIC_SENSOR_DATA), enable);
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return this;
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}
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@Override
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public boolean useAutoConnect() {
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return true;
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}
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@Override
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public void pair() {
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for (int i = 0; i < 5; i++) {
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if (connect()) {
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return;
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}
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}
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}
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private byte[] getDefaultNotification() {
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final int vibrateTimes = 1;
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final long vibrateDuration = 250l;
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final int flashTimes = 1;
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final int flashColour = 0xFFFFFFFF;
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final int originalColour = 0xFFFFFFFF;
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final long flashDuration = 250l;
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return getNotification(vibrateDuration, vibrateTimes, flashTimes, flashColour, originalColour, flashDuration);
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}
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private void sendDefaultNotification(TransactionBuilder builder) {
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BluetoothGattCharacteristic characteristic = getCharacteristic(MiBandService.UUID_CHARACTERISTIC_CONTROL_POINT);
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LOG.info("Sending notification to MiBand: " + characteristic);
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builder.write(characteristic, getDefaultNotification()).queue(getQueue());
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}
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private void sendCustomNotification(int vibrateDuration, int vibrateTimes, int pause, int flashTimes, int flashColour, int originalColour, long flashDuration, TransactionBuilder builder) {
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BluetoothGattCharacteristic controlPoint = getCharacteristic(MiBandService.UUID_CHARACTERISTIC_CONTROL_POINT);
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int vDuration = Math.min(500, vibrateDuration); // longer than 500ms is not possible
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for (int i = 0; i < vibrateTimes; i++) {
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builder.write(controlPoint, startVibrate);
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builder.wait(vDuration);
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builder.write(controlPoint, stopVibrate);
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if (pause > 0) {
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builder.wait(pause);
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}
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}
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LOG.info("Sending notification to MiBand: " + controlPoint);
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builder.queue(getQueue());
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}
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private static final byte[] startVibrate = new byte[]{MiBandService.COMMAND_SEND_NOTIFICATION, 1};
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private static final byte[] stopVibrate = new byte[]{MiBandService.COMMAND_STOP_MOTOR_VIBRATE};
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private static final byte[] reboot = new byte[]{MiBandService.COMMAND_REBOOT};
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private static final byte[] fetch = new byte[]{6};
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private byte[] getNotification(long vibrateDuration, int vibrateTimes, int flashTimes, int flashColour, int originalColour, long flashDuration) {
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byte[] vibrate = new byte[]{MiBandService.COMMAND_SEND_NOTIFICATION, (byte) 1};
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byte r = 6;
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byte g = 0;
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byte b = 6;
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boolean display = true;
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// byte[] flashColor = new byte[]{ 14, r, g, b, display ? (byte) 1 : (byte) 0 };
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return vibrate;
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}
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/**
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* Part of device initialization process. Do not call manually.
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*
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* @param builder
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* @return
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*/
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private MiBandSupport sendUserInfo(TransactionBuilder builder) {
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LOG.debug("Writing User Info!");
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BluetoothGattCharacteristic characteristic = getCharacteristic(MiBandService.UUID_CHARACTERISTIC_USER_INFO);
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builder.write(characteristic, MiBandCoordinator.getAnyUserInfo(getDevice().getAddress()).getData());
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return this;
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}
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private MiBandSupport requestBatteryInfo(TransactionBuilder builder) {
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LOG.debug("Requesting Battery Info!");
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BluetoothGattCharacteristic characteristic = getCharacteristic(MiBandService.UUID_CHARACTERISTIC_BATTERY);
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builder.read(characteristic);
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return this;
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}
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/**
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* Part of device initialization process. Do not call manually.
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*
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* @param transaction
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* @return
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*/
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private MiBandSupport pair(TransactionBuilder transaction) {
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LOG.info("Attempting to pair MI device...");
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BluetoothGattCharacteristic characteristic = getCharacteristic(MiBandService.UUID_CHARACTERISTIC_PAIR);
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if (characteristic != null) {
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transaction.write(characteristic, new byte[]{2});
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} else {
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LOG.info("Unable to pair MI device -- characteristic not available");
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}
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return this;
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}
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private void performDefaultNotification(String task) {
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try {
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TransactionBuilder builder = performInitialized(task);
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sendDefaultNotification(builder);
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} catch (IOException ex) {
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LOG.error("Unable to send notification to MI device", ex);
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}
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}
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// private void performCustomNotification(String task, int vibrateDuration, int vibrateTimes, int pause, int flashTimes, int flashColour, int originalColour, long flashDuration) {
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// try {
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// TransactionBuilder builder = performInitialized(task);
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// sendCustomNotification(vibrateDuration, vibrateTimes, pause, flashTimes, flashColour, originalColour, flashDuration, builder);
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// } catch (IOException ex) {
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// LOG.error("Unable to send notification to MI device", ex);
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// }
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// }
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private void performPreferredNotification(String task, String notificationOrigin) {
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try {
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TransactionBuilder builder = performInitialized(task);
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SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(getContext());
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int vibrateDuration = getPreferredVibrateDuration(notificationOrigin, prefs);
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int vibrateTimes = getPreferredVibrateCount(notificationOrigin, prefs);
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int vibratePause = getPreferredVibratePause(notificationOrigin, prefs);
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int flashTimes = getPreferredFlashCount(notificationOrigin, prefs);
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int flashColour = getPreferredFlashColour(notificationOrigin, prefs);
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int originalColour = getPreferredOriginalColour(notificationOrigin, prefs);
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int flashDuration = getPreferredFlashDuration(notificationOrigin, prefs);
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sendCustomNotification(vibrateDuration, vibrateTimes, vibratePause, flashTimes, flashColour, originalColour, flashDuration, builder);
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} catch (IOException ex) {
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LOG.error("Unable to send notification to MI device", ex);
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}
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}
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private int getPreferredFlashDuration(String notificationOrigin, SharedPreferences prefs) {
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return getNotificationPrefIntValue(FLASH_DURATION, notificationOrigin, prefs, DEFAULT_VALUE_FLASH_DURATION);
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}
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private int getPreferredOriginalColour(String notificationOrigin, SharedPreferences prefs) {
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return getNotificationPrefIntValue(FLASH_ORIGINAL_COLOUR, notificationOrigin, prefs, DEFAULT_VALUE_FLASH_ORIGINAL_COLOUR);
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}
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private int getPreferredFlashColour(String notificationOrigin, SharedPreferences prefs) {
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return getNotificationPrefIntValue(FLASH_COLOUR, notificationOrigin, prefs, DEFAULT_VALUE_FLASH_COLOUR);
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}
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private int getPreferredFlashCount(String notificationOrigin, SharedPreferences prefs) {
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return getNotificationPrefIntValue(FLASH_COUNT, notificationOrigin, prefs, DEFAULT_VALUE_FLASH_COUNT);
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}
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private int getPreferredVibratePause(String notificationOrigin, SharedPreferences prefs) {
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return getNotificationPrefIntValue(VIBRATION_PAUSE, notificationOrigin, prefs, DEFAULT_VALUE_VIBRATION_PAUSE);
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}
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private int getPreferredVibrateCount(String notificationOrigin, SharedPreferences prefs) {
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return getNotificationPrefIntValue(VIBRATION_COUNT, notificationOrigin, prefs, DEFAULT_VALUE_VIBRATION_COUNT);
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}
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private int getPreferredVibrateDuration(String notificationOrigin, SharedPreferences prefs) {
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return getNotificationPrefIntValue(VIBRATION_DURATION, notificationOrigin, prefs, DEFAULT_VALUE_VIBRATION_DURATION);
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}
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@Override
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public void onSMS(String from, String body) {
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// performCustomNotification("sms received", 500, 3, 2000, 0, 0, 0, 0);
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performPreferredNotification("sms received", ORIGIN_SMS);
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}
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@Override
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public void onEmail(String from, String subject, String body) {
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performPreferredNotification("email received", ORIGIN_K9MAIL);
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}
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@Override
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public void onGenericNotification(String title, String details) {
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performPreferredNotification("generic notification received", ORIGIN_GENERIC);
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}
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@Override
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public void onSetTime(long ts) {
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try {
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TransactionBuilder builder = performInitialized("Set date and time");
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setCurrentTime(builder);
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builder.queue(getQueue());
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} catch (IOException ex) {
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LOG.error("Unable to set time on MI device", ex);
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}
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}
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/**
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* Sets the current time to the Mi device using the given builder.
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*
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* @param builder
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*/
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private MiBandSupport setCurrentTime(TransactionBuilder builder) {
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Calendar now = Calendar.getInstance();
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byte[] time = new byte[]{
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(byte) (now.get(Calendar.YEAR) - 2000),
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(byte) now.get(Calendar.MONTH),
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(byte) now.get(Calendar.DATE),
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(byte) now.get(Calendar.HOUR_OF_DAY),
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(byte) now.get(Calendar.MINUTE),
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(byte) now.get(Calendar.SECOND),
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(byte) 0x0f,
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(byte) 0x0f,
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(byte) 0x0f,
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(byte) 0x0f,
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(byte) 0x0f,
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(byte) 0x0f
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};
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BluetoothGattCharacteristic characteristic = getCharacteristic(MiBandService.UUID_CHARACTERISTIC_DATE_TIME);
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if (characteristic != null) {
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builder.write(characteristic, time);
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} else {
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LOG.info("Unable to set time -- characteristic not available");
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}
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return this;
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}
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@Override
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public void onSetCallState(String number, String name, GBCommand command) {
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if (GBCommand.CALL_INCOMING.equals(command)) {
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performDefaultNotification("incoming call");
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}
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}
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@Override
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public void onSetMusicInfo(String artist, String album, String track) {
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// not supported
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}
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@Override
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public void onFirmwareVersionReq() {
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try {
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TransactionBuilder builder = performInitialized("Get MI Band device info");
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BluetoothGattCharacteristic characteristic = getCharacteristic(MiBandService.UUID_CHARACTERISTIC_DEVICE_INFO);
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builder.read(characteristic).queue(getQueue());
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} catch (IOException ex) {
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LOG.error("Unable to read device info from MI", ex);
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}
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}
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@Override
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public void onBatteryInfoReq() {
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try {
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TransactionBuilder builder = performInitialized("Get MI Band battery info");
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requestBatteryInfo(builder);
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builder.queue(getQueue());
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} catch (IOException ex) {
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LOG.error("Unable to read battery info from MI", ex);
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}
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}
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@Override
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public void onReboot() {
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try {
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TransactionBuilder builder = performInitialized("send command");
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builder.write(getCharacteristic(MiBandService.UUID_CHARACTERISTIC_CONTROL_POINT), fetch);
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builder.queue(getQueue());
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} catch (IOException ex) {
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LOG.error("Unable to fetch MI", ex);
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}
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// try {
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// TransactionBuilder builder = performInitialized("Read Activity data");
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// BluetoothGattCharacteristic characteristic = getCharacteristic(MiBandService.UUID_CHARACTERISTIC_ACTIVITY_DATA);
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// builder.read(characteristic).queue(getQueue());
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// } catch (IOException ex) {
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// LOG.error("Unable to read activity data from MI", ex);
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// }
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}
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@Override
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public void onAppInfoReq() {
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// not supported
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}
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@Override
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public void onAppStart(UUID uuid) {
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// not supported
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}
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@Override
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public void onAppDelete(UUID uuid) {
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// not supported
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}
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@Override
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public void onPhoneVersion(byte os) {
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// not supported
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}
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@Override
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public void onCharacteristicChanged(BluetoothGatt gatt,
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BluetoothGattCharacteristic characteristic) {
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super.onCharacteristicChanged(gatt, characteristic);
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UUID characteristicUUID = characteristic.getUuid();
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if (MiBandService.UUID_CHARACTERISTIC_ACTIVITY_DATA.equals(characteristicUUID)) {
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handleActivityData(characteristic.getValue(), BluetoothGatt.GATT_SUCCESS);
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}
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}
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@Override
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public void onCharacteristicRead(BluetoothGatt gatt,
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BluetoothGattCharacteristic characteristic, int status) {
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super.onCharacteristicRead(gatt, characteristic, status);
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UUID characteristicUUID = characteristic.getUuid();
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if (MiBandService.UUID_CHARACTERISTIC_DEVICE_INFO.equals(characteristicUUID)) {
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handleDeviceInfo(characteristic.getValue(), status);
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} else if (MiBandService.UUID_CHARACTERISTIC_BATTERY.equals(characteristicUUID)) {
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handleBatteryInfo(characteristic.getValue(), status);
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} else if (MiBandService.UUID_CHARACTERISTIC_ACTIVITY_DATA.equals(characteristicUUID)) {
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handleActivityData(characteristic.getValue(), status);
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}
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}
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@Override
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public void onCharacteristicWrite(BluetoothGatt gatt,
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BluetoothGattCharacteristic characteristic, int status) {
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UUID characteristicUUID = characteristic.getUuid();
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if (MiBandService.UUID_CHARACTERISTIC_PAIR.equals(characteristicUUID)) {
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handlePairResult(characteristic.getValue(), status);
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} else if (MiBandService.UUID_CHARACTERISTIC_USER_INFO.equals(characteristicUUID)) {
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handleUserInfoResult(characteristic.getValue(), status);
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} else if (MiBandService.UUID_CHARACTERISTIC_CONTROL_POINT.equals(characteristicUUID)) {
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handleControlPointResult(characteristic.getValue(), status);
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}
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}
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private void handleDeviceInfo(byte[] value, int status) {
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if (status == BluetoothGatt.GATT_SUCCESS) {
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DeviceInfo info = new DeviceInfo(value);
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getDevice().setFirmwareVersion(info.getFirmwareVersion());
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getDevice().sendDeviceUpdateIntent(getContext());
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}
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}
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private void handleActivityData(byte[] value, int status) {
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if (status == BluetoothGatt.GATT_SUCCESS) {
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for (byte b: value){
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LOG.info("2GOT DATA:" + String.format("0x%6x", b));
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}
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if ( value.length == 11 ) {
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//I know what to do:
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// byte 0 is the data type
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int dataType = value[0];
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// byte 1 to 6 represent a timestamp
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GregorianCalendar timestamp = new GregorianCalendar(value[1]+2000,
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value[2],
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value[3],
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value[4],
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value[5],
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value[6]);
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// no idea about the following two bytes
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int i = value[7] & 0xff;
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int j = value[8] & 0xff;
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// but combined they tell us how to proceed:
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int k = i | (j << 8);
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if (dataType == 1) {
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k *= 3;
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}
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int totalDataToRead = k;
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// no idea about the following two bytes
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int l = value[9] & 0xff ;
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int i1 = value[10] & 0xff;
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int j1 = l | (i1 << 8);
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int k1;
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if (dataType == 1)
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{
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k1 = j1 * 3;
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} else
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{
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k1 = j1;
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}
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LOG.info("totaldatatoread: "+ totalDataToRead +" len: " + (k1 / 3) + " minute(s)");
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LOG.info("TIMESTAMP: " + DateFormat.getDateTimeInstance().format(timestamp.getTime()).toString() + " magic byte: " + j1);
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//sendAckDataTransfer(timestamp, j1);
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sendAckDataTransfer(timestamp, 0);
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}
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}
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}
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private void handleControlPointResult(byte[] value, int status) {
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if (status == BluetoothGatt.GATT_SUCCESS) {
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for (byte b: value){
|
|
LOG.info("3GOT DATA:" + String.format("0x%20x", b));
|
|
}
|
|
handleActivityData(value, status);
|
|
} else {
|
|
LOG.info("BOOOOOOOOO");
|
|
}
|
|
|
|
}
|
|
private void sendAckDataTransfer(Calendar time, int unknown_code) {
|
|
byte[] ack = new byte[]{
|
|
MiBandService.COMMAND_CONFIRM_ACTIVITY_DATA_TRANSFER_COMPLETE,
|
|
(byte) (time.get(Calendar.YEAR) - 2000),
|
|
(byte) time.get(Calendar.MONTH),
|
|
(byte) time.get(Calendar.DATE),
|
|
(byte) time.get(Calendar.HOUR_OF_DAY),
|
|
(byte) time.get(Calendar.MINUTE),
|
|
(byte) time.get(Calendar.SECOND),
|
|
(byte) (unknown_code & 0xff),
|
|
(byte) (0xff & (unknown_code >> 8))
|
|
};
|
|
LOG.info("WRITING: " + DateFormat.getDateTimeInstance().format(time.getTime()).toString());
|
|
try {
|
|
TransactionBuilder builder = performInitialized("send acknowledge");
|
|
builder.write(getCharacteristic(MiBandService.UUID_CHARACTERISTIC_CONTROL_POINT), ack);
|
|
builder.queue(getQueue());
|
|
} catch (IOException ex) {
|
|
LOG.error("Unable to send ack to MI", ex);
|
|
}
|
|
}
|
|
|
|
private void handleBatteryInfo(byte[] value, int status) {
|
|
if (status == BluetoothGatt.GATT_SUCCESS) {
|
|
BatteryInfo info = new BatteryInfo(value);
|
|
getDevice().setBatteryLevel((short) info.getLevelInPercent());
|
|
getDevice().setBatteryState(info.getStatus());
|
|
getDevice().sendDeviceUpdateIntent(getContext());
|
|
}
|
|
}
|
|
|
|
private void handleUserInfoResult(byte[] value, int status) {
|
|
// successfully transfered user info means we're initialized
|
|
if (status == BluetoothGatt.GATT_SUCCESS) {
|
|
setConnectionState(State.INITIALIZED);
|
|
}
|
|
}
|
|
|
|
private void setConnectionState(State newState) {
|
|
getDevice().setState(newState);
|
|
getDevice().sendDeviceUpdateIntent(getContext());
|
|
}
|
|
|
|
private void handlePairResult(byte[] pairResult, int status) {
|
|
if (status != BluetoothGatt.GATT_SUCCESS) {
|
|
LOG.info("Pairing MI device failed: " + status);
|
|
return;
|
|
}
|
|
|
|
String value = null;
|
|
if (pairResult != null) {
|
|
if (pairResult.length == 1) {
|
|
try {
|
|
if (pairResult[0] == 2) {
|
|
LOG.info("Successfully paired MI device");
|
|
return;
|
|
}
|
|
} catch (Exception ex) {
|
|
LOG.warn("Error identifying pairing result", ex);
|
|
return;
|
|
}
|
|
}
|
|
value = Arrays.toString(pairResult);
|
|
}
|
|
LOG.info("MI Band pairing result: " + value);
|
|
}
|
|
|
|
@Override
|
|
protected TransactionBuilder createTransactionBuilder(String taskName) {
|
|
return new MiBandTransactionBuilder(taskName);
|
|
}
|
|
}
|