Very initial start for Polar M400

With this, the device might show up during device discovery in
Gadgetbridge.

See #455

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/devices/polarm400/PolarM400Coordinator.java

@@ -0,0 +1,114 @@
+package nodomain.freeyourgadget.gadgetbridge.devices.polarm400;
+
+import android.app.Activity;
+import android.content.Context;
+import android.net.Uri;
+import android.support.annotation.NonNull;
+import android.support.annotation.Nullable;
+
+import nodomain.freeyourgadget.gadgetbridge.GBException;
+import nodomain.freeyourgadget.gadgetbridge.R;
+import nodomain.freeyourgadget.gadgetbridge.devices.AbstractDeviceCoordinator;
+import nodomain.freeyourgadget.gadgetbridge.devices.InstallHandler;
+import nodomain.freeyourgadget.gadgetbridge.devices.SampleProvider;
+import nodomain.freeyourgadget.gadgetbridge.entities.DaoSession;
+import nodomain.freeyourgadget.gadgetbridge.entities.Device;
+import nodomain.freeyourgadget.gadgetbridge.impl.GBDevice;
+import nodomain.freeyourgadget.gadgetbridge.impl.GBDeviceCandidate;
+import nodomain.freeyourgadget.gadgetbridge.model.ActivitySample;
+import nodomain.freeyourgadget.gadgetbridge.model.DeviceType;
+
+public class PolarM400Coordinator extends AbstractDeviceCoordinator {
+
+    @NonNull
+    @Override
+    public DeviceType getSupportedType(GBDeviceCandidate candidate) {
+        // TODO: a very minimalistic start
+        String deviceName = "" + candidate.getName();
+        if (deviceName.toLowerCase().contains("polar")) {
+            return DeviceType.POLAR_M400;
+        }
+        return DeviceType.UNKNOWN;
+    }
+
+    @Override
+    public DeviceType getDeviceType() {
+        return DeviceType.POLAR_M400;
+    }
+
+    @Nullable
+    @Override
+    public Class<? extends Activity> getPairingActivity() {
+        return null;
+    }
+
+    @Nullable
+    @Override
+    public Class<? extends Activity> getPrimaryActivity() {
+        return null;
+    }
+
+    @Override
+    public boolean supportsActivityDataFetching() {
+        return false;
+    }
+
+    @Override
+    public boolean supportsActivityTracking() {
+        return false;
+    }
+
+    @Override
+    public SampleProvider<? extends ActivitySample> getSampleProvider(GBDevice device, DaoSession session) {
+        return null;
+    }
+
+    @Override
+    public InstallHandler findInstallHandler(Uri uri, Context context) {
+        return null;
+    }
+
+    @Override
+    public boolean supportsScreenshots() {
+        return false;
+    }
+
+    @Override
+    public boolean supportsAlarmConfiguration() {
+        return false;
+    }
+
+    @Override
+    public boolean supportsSmartWakeup(GBDevice device) {
+        return false;
+    }
+
+    @Override
+    public boolean supportsHeartRateMeasurement(GBDevice device) {
+        return false;
+    }
+
+    @Override
+    public int getTapString() {
+        return R.string.tap_connected_device_for_activity;
+    }
+
+    @Override
+    public String getManufacturer() {
+        return "Polar";
+    }
+
+    @Override
+    public boolean supportsAppsManagement() {
+        return false;
+    }
+
+    @Override
+    public Class<? extends Activity> getAppsManagementActivity() {
+        return null;
+    }
+
+    @Override
+    protected void deleteDevice(@NonNull GBDevice gbDevice, @NonNull Device device, @NonNull DaoSession session) throws GBException {
+    }
+}

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

@@ -19,6 +19,7 @@ public enum DeviceType {
     LIVEVIEW(30, R.drawable.ic_launcher, R.drawable.ic_device_default_disabled),
     HPLUS(40, R.drawable.ic_device_hplus, R.drawable.ic_device_hplus_disabled),
     MAKIBESF68(41, R.drawable.ic_device_hplus, R.drawable.ic_device_hplus_disabled),
+    POLAR_M400(50, R.drawable.ic_launcher, R.drawable.ic_device_default_disabled),
     TEST(1000, R.drawable.ic_launcher, R.drawable.ic_device_default_disabled);
 
     private final int key;

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

@@ -29,6 +29,7 @@ import nodomain.freeyourgadget.gadgetbridge.devices.miband.MiBand2Coordinator;
 import nodomain.freeyourgadget.gadgetbridge.devices.miband.MiBandConst;
 import nodomain.freeyourgadget.gadgetbridge.devices.miband.MiBandCoordinator;
 import nodomain.freeyourgadget.gadgetbridge.devices.pebble.PebbleCoordinator;
+import nodomain.freeyourgadget.gadgetbridge.devices.polarm400.PolarM400Coordinator;
 import nodomain.freeyourgadget.gadgetbridge.devices.vibratissimo.VibratissimoCoordinator;
 import nodomain.freeyourgadget.gadgetbridge.entities.Device;
 import nodomain.freeyourgadget.gadgetbridge.entities.DeviceAttributes;
@@ -174,6 +175,7 @@ public class DeviceHelper {
         result.add(new LiveviewCoordinator());
         result.add(new HPlusCoordinator());
         result.add(new MakibesF68Coordinator());
+        result.add(new PolarM400Coordinator());
 
         return result;
     }