RS: handle not received time

app/src/main/java/info/nightscout/androidaps/plugins/pump/danaRS/comm/DanaRS_Packet.java

@@ -58,6 +58,9 @@ public class DanaRS_Packet {
     public void handleMessage(byte[] data) {
     }
 
+    public void handleMessageNotReceived() {
+    }
+
     public String getFriendlyName() {
         return "UNKNOWN_PACKET";
     }

app/src/main/java/info/nightscout/androidaps/plugins/pump/danaRS/comm/DanaRS_Packet_Option_Get_Pump_Time.java

@@ -58,6 +58,11 @@ public class DanaRS_Packet_Option_Get_Pump_Time extends DanaRS_Packet {
         }
     }
 
+    @Override
+    public void handleMessageNotReceived() {
+        DanaRPump.getInstance().pumpTime = 0;
+    }
+
     @Override
     public String getFriendlyName() {
         return "OPTION__GET_PUMP_TIME";

app/src/main/java/info/nightscout/androidaps/plugins/pump/danaRS/services/BLEComm.java

@@ -643,6 +643,7 @@ public class BLEComm {
         //SystemClock.sleep(200);
         if (!message.isReceived()) {
             log.warn("Reply not received " + message.getFriendlyName());
+            message.handleMessageNotReceived();
         }
     }
 

app/src/main/java/info/nightscout/androidaps/plugins/pump/danaRS/services/DanaRSService.java

@@ -158,6 +158,14 @@ public class DanaRSService extends Service {
             bleComm.sendMessage(new DanaRS_Packet_Option_Get_Pump_Time());
 
             long timeDiff = (danaRPump.pumpTime - System.currentTimeMillis()) / 1000L;
+            if (danaRPump.pumpTime == 0) {
+                // initial handshake was not successfull
+                // deinitialize pump
+                danaRPump.lastConnection = 0;
+                RxBus.INSTANCE.send(new EventDanaRNewStatus());
+                MainApp.bus().post(new EventInitializationChanged());
+                return;
+            }
             if (L.isEnabled(L.PUMPCOMM))
                 log.debug("Pump time difference: " + timeDiff + " seconds");
             if (Math.abs(timeDiff) > 3) {