From 975b6985646d2a4f11f6511fae2f49345997f9bc Mon Sep 17 00:00:00 2001
From: vanous <petr@linuks.cz>
Date: Wed, 4 Sep 2019 21:29:56 +0200
Subject: [PATCH] remove preference keys when deleting device

---
 .../devices/AbstractDeviceCoordinator.java           | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/devices/AbstractDeviceCoordinator.java b/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/devices/AbstractDeviceCoordinator.java
index d1466f573..37de052ab 100644
--- a/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/devices/AbstractDeviceCoordinator.java
+++ b/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/devices/AbstractDeviceCoordinator.java
@@ -33,11 +33,14 @@ import nodomain.freeyourgadget.gadgetbridge.GBApplication;
 import nodomain.freeyourgadget.gadgetbridge.GBException;
 import nodomain.freeyourgadget.gadgetbridge.database.DBHandler;
 import nodomain.freeyourgadget.gadgetbridge.database.DBHelper;
+import nodomain.freeyourgadget.gadgetbridge.devices.miband.MiBandConst;
 import nodomain.freeyourgadget.gadgetbridge.entities.DaoSession;
 import nodomain.freeyourgadget.gadgetbridge.entities.Device;
 import nodomain.freeyourgadget.gadgetbridge.entities.DeviceAttributesDao;
 import nodomain.freeyourgadget.gadgetbridge.impl.GBDevice;
 import nodomain.freeyourgadget.gadgetbridge.impl.GBDeviceCandidate;
+import nodomain.freeyourgadget.gadgetbridge.util.Prefs;
+import static nodomain.freeyourgadget.gadgetbridge.GBApplication.getPrefs;
 
 public abstract class AbstractDeviceCoordinator implements DeviceCoordinator {
     private static final Logger LOG = LoggerFactory.getLogger(AbstractDeviceCoordinator.class);
@@ -69,6 +72,15 @@ public abstract class AbstractDeviceCoordinator implements DeviceCoordinator {
         if (gbDevice.isConnected() || gbDevice.isConnecting()) {
             GBApplication.deviceService().disconnect();
         }
+        Prefs prefs = getPrefs();
+        String lastDevice = prefs.getPreferences().getString("last_device_address","");
+        if (gbDevice.getAddress() == lastDevice){
+            prefs.getPreferences().edit().remove("last_device_address");
+        }
+        String macAddress = prefs.getPreferences().getString(MiBandConst.PREF_MIBAND_ADDRESS,"");
+        if (gbDevice.getAddress() == macAddress){
+            prefs.getPreferences().edit().remove(MiBandConst.PREF_MIBAND_ADDRESS);
+        }
         try (DBHandler dbHandler = GBApplication.acquireDB()) {
             DaoSession session = dbHandler.getDaoSession();
             Device device = DBHelper.findDevice(gbDevice, session);