Add first support of SG2 HPlus watch

.gitignore

@@ -34,3 +34,4 @@ fw.dirs
 **/.project
 **/.settings
 **/.classpath
+app/release/output-metadata.json

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/devices/hplus/SG2Coordinator.java

@@ -0,0 +1,54 @@
+/*  Copyright (C) 2017-2020 Daniele Gobbetti, João Paulo Barraca, tiparega
+
+    This file is part of Gadgetbridge.
+
+    Gadgetbridge is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Affero General Public License as published
+    by the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    Gadgetbridge 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 Affero General Public License for more details.
+
+    You should have received a copy of the GNU Affero General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>. */
+package nodomain.freeyourgadget.gadgetbridge.devices.hplus;
+
+/*
+* @author Alejandro Ladera Chamorro &lt;11555126+tiparega@users.noreply.github.com&gt;
+*/
+
+
+import androidx.annotation.NonNull;
+import nodomain.freeyourgadget.gadgetbridge.impl.GBDeviceCandidate;
+import nodomain.freeyourgadget.gadgetbridge.model.DeviceType;
+
+/**
+ * Pseudo Coordinator for the SG2, a sub type of the HPLUS devices
+ */
+public class SG2Coordinator extends HPlusCoordinator {
+
+    @NonNull
+    @Override
+    public DeviceType getSupportedType(GBDeviceCandidate candidate) {
+        String name = candidate.getDevice().getName();
+        if(name != null && name.startsWith("SG2")){
+            return DeviceType.SG2;
+        }
+
+        return DeviceType.UNKNOWN;
+    }
+
+    @Override
+    public DeviceType getDeviceType() {
+        return DeviceType.SG2;
+    }
+
+    @Override
+    public String getManufacturer() {
+        return "Lemfo";
+    }
+
+}

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/model/DeviceType.java

@@ -74,6 +74,7 @@ public enum DeviceType {
     MIJIA_LYWSD02(200, R.drawable.ic_device_pebble, R.drawable.ic_device_pebble_disabled, R.string.devicetype_mijia_lywsd02),
     ITAG(250, R.drawable.ic_device_itag, R.drawable.ic_device_itag_disabled, R.string.devicetype_itag),
     VIBRATISSIMO(300, R.drawable.ic_device_lovetoy, R.drawable.ic_device_lovetoy_disabled, R.string.devicetype_vibratissimo),
+    SG2(310, R.drawable.ic_device_hplus, R.drawable.ic_device_hplus_disabled, R.string.devicetype_sg2),
     TEST(1000, R.drawable.ic_device_default, R.drawable.ic_device_default_disabled, R.string.devicetype_test);
     private final int key;
     @DrawableRes

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/DeviceSupportFactory.java

@@ -257,6 +257,9 @@ public class DeviceSupportFactory {
                     case PINETIME_JF:
                         deviceSupport = new ServiceDeviceSupport(new PineTimeJFSupport(), EnumSet.of(ServiceDeviceSupport.Flags.BUSY_CHECKING));
                         break;
+                    case SG2:
+                        deviceSupport = new ServiceDeviceSupport(new HPlusSupport(DeviceType.SG2), EnumSet.of(ServiceDeviceSupport.Flags.BUSY_CHECKING));
+                        break;
                 }
                 if (deviceSupport != null) {
                     deviceSupport.setContext(gbDevice, mBtAdapter, mContext);

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/util/DeviceHelper.java

@@ -48,6 +48,7 @@ import nodomain.freeyourgadget.gadgetbridge.devices.hplus.EXRIZUK8Coordinator;
 import nodomain.freeyourgadget.gadgetbridge.devices.hplus.HPlusCoordinator;
 import nodomain.freeyourgadget.gadgetbridge.devices.hplus.MakibesF68Coordinator;
 import nodomain.freeyourgadget.gadgetbridge.devices.hplus.Q8Coordinator;
+import nodomain.freeyourgadget.gadgetbridge.devices.hplus.SG2Coordinator;
 import nodomain.freeyourgadget.gadgetbridge.devices.huami.amazfitbip.AmazfitBipCoordinator;
 import nodomain.freeyourgadget.gadgetbridge.devices.huami.amazfitbip.AmazfitBipLiteCoordinator;
 import nodomain.freeyourgadget.gadgetbridge.devices.huami.amazfitbips.AmazfitBipSCoordinator;
@@ -254,6 +255,7 @@ public class DeviceHelper {
         result.add(new BangleJSCoordinator());
         result.add(new TLW64Coordinator());
         result.add(new PineTimeJFCoordinator());
+        result.add(new SG2Coordinator());
 
         return result;
     }

app/src/main/res/values/strings.xml

@@ -770,6 +770,7 @@
     <string name="notification_channel_name">Gadgetbridge notifications</string>
     <string name="notification_channel_high_priority_name">Gadgetbridge notifications high priority</string>
     <string name="devicetype_amazfit_gts">Amazfit GTS</string>
+    <string name="devicetype_sg2">SG2</string>
     <!-- Menus on the smart device -->
     <string name="menuitem_shortcut_alipay">Alipay (Shortcut)</string>
     <string name="menuitem_shortcut_weather">Weather (Shortcut)</string>