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Merged PR #355 with some clean ups

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This commit is contained in:
Erik Johansson
2018-11-25 19:23:18 +01:00
parent 559d17678c 3b5c1e9856
commit d21ebe2d10
2 changed files with 177 additions and 0 deletions
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3
android_app/app/src/main/java/com/health/openscale/core/bluetooth/BluetoothFactory.java
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@@ -73,6 +73,9 @@ public class BluetoothFactory {
if (name.equals("Health Scale".toLowerCase(Locale.US))) {
return new BluetoothOneByone(context);
}
if (name.equals("SENSSUN FAT".toLowerCase(Locale.US))) {
return new BluetoothSenssun(context);
}
if (name.startsWith("SANITAS SBF70".toLowerCase(Locale.US)) || name.startsWith("sbf75")) {
return new BluetoothBeurerSanitas(context, BluetoothBeurerSanitas.DeviceType.SANITAS_SBF70_70);
}

174
android_app/app/src/main/java/com/health/openscale/core/bluetooth/BluetoothSenssun.java Normal file
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@@ -0,0 +1,174 @@
/* Copyright (C) 2018 Marco Gittler <marco@gitma.de>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>
*/
package com.health.openscale.core.bluetooth;
import android.bluetooth.BluetoothGatt;
import android.bluetooth.BluetoothGattCharacteristic;
import android.content.Context;
import com.health.openscale.core.OpenScale;
import com.health.openscale.core.datatypes.ScaleMeasurement;
import com.health.openscale.core.datatypes.ScaleUser;
import com.health.openscale.core.utils.Converters;
import java.util.Date;
import java.util.UUID;
import timber.log.Timber;
public class BluetoothSenssun extends BluetoothCommunication {
private final UUID WEIGHT_MEASUREMENT_SERVICE = BluetoothGattUuid.fromShortCode(0xfff0);
private final UUID WEIGHT_MEASUREMENT_CHARACTERISTIC = BluetoothGattUuid.fromShortCode(0xfff1); // read, notify
private final UUID CMD_MEASUREMENT_CHARACTERISTIC = BluetoothGattUuid.fromShortCode(0xfff2); // write only
private int gotData;
private int FatMus = 0;
private ScaleMeasurement measurement;
public BluetoothSenssun(Context context) {
super(context);
}
@Override
public String driverName() {
return "Senssun";
}
private void sendUserData(){
final ScaleUser selectedUser = OpenScale.getInstance().getSelectedScaleUser();
byte gender = selectedUser.getGender().isMale() ? (byte)0x01 : (byte)0xf1;
byte height = (byte) selectedUser.getBodyHeight(); // cm
byte age = (byte) selectedUser.getAge();
Timber.d("Request Saved User Measurements ");
byte cmdByte[] = {(byte)0xa5, (byte)0x10, gender, age, height, (byte)0, (byte)0x0, (byte)0x0d2, (byte)0x00};
byte verify = 0;
for(int i = 1; i < cmdByte.length - 2; i++) {
verify = (byte) (verify + cmdByte[i]);
}
cmdByte[cmdByte.length - 2] = verify;
writeBytes(WEIGHT_MEASUREMENT_SERVICE, CMD_MEASUREMENT_CHARACTERISTIC, cmdByte);
}
@Override
protected boolean nextInitCmd(int stateNr) {
Timber.d("Cmd Clean %d",stateNr);
switch (stateNr) {
case 0:
setNotificationOn(WEIGHT_MEASUREMENT_SERVICE, WEIGHT_MEASUREMENT_CHARACTERISTIC,
BluetoothGattUuid.DESCRIPTOR_CLIENT_CHARACTERISTIC_CONFIGURATION);
sendUserData();
gotData = 0;
break;
case 1:
//wait for answer
break;
default:
// Finish init if everything is done
return false;
}
return true;
}
@Override
protected boolean nextBluetoothCmd(int stateNr) {
switch (stateNr) {
case 0:
case 1:
case 2:
case 3:
case 4:
case 5:
sendUserData();
break;
default:
return false;
}
return true;
}
@Override
protected boolean nextCleanUpCmd(int stateNr) {
return false;
}
@Override
public void onBluetoothDataChange(BluetoothGatt bluetoothGatt, BluetoothGattCharacteristic gattCharacteristic) {
final byte[] data = gattCharacteristic.getValue();
// The first notification only includes weight and all other fields are
// either 0x00 (user info) or 0xff (fat, water, etc.)
if (data != null) {
parseBytes(data);
if (measurement != null && measurement.getWeight() != 0.0 && gotData == 0) {
Timber.d("meas: %s", measurement);
addScaleData(measurement);
gotData = 1;
nextMachineStateStep();
}
if (measurement != null && measurement.getWeight() != 0.0 && FatMus == 0x03 && gotData != 2) {
Timber.d("meas: %s", measurement);
addScaleData(measurement);
gotData = 2;
}
}
}
private void parseBytes(byte[] weightBytes) {
if (measurement == null) {
measurement = new ScaleMeasurement();
}
int type = weightBytes[6] & 0xff;
Timber.d("type %02X", type);
switch (type) {
case 0xaa:
float weight = Converters.fromUnsignedInt16Be(weightBytes, 2) / 10.0f; // kg
measurement.setWeight(weight);
break;
case 0xb0:
float fat = Converters.fromUnsignedInt16Be(weightBytes, 2) / 10.0f; // %
float water = Converters.fromUnsignedInt16Be(weightBytes, 4) / 10.0f; // %
measurement.setFat(fat);
measurement.setWater(water);
FatMus |= 0x2;
break;
case 0xc0:
float bone = Converters.fromUnsignedInt16Le(weightBytes, 4) / 10.0f; // kg
float muscle = Converters.fromUnsignedInt16Be(weightBytes, 2) / 10.0f; // %
measurement.setMuscle(muscle);
measurement.setBone(bone);
FatMus |= 0x1;
break;
case 0xd0:
float calorie = Converters.fromUnsignedInt16Be(weightBytes, 2);
break;
case 0xe0:
break;
case 0xe1:
break;
case 0xe2:
//date
break;
}
//measurement.setDateTime(lastWeighted);
measurement.setDateTime(new Date());
}
}