[DISC] Whitelist immediate change (#2133)

* When updating a device from UNKNOWN force a new scan

* update the sensorModel_id and handle if white-list is updated

* Restore unduly deleted documentation

docs/use/ble.md

@@ -124,8 +124,6 @@ A white list is a list of MAC addresses permitted to be published by OMG
 to set white list
 `mosquitto_pub -t home/OpenMQTTGateway/commands/MQTTtoBT/config -m '{"white-list":["01:23:14:55:16:15","4C:65:77:88:9C:79","4C:65:A6:66:3C:79"]}'`
 
-Note: if you want to filter (white or black list) on BLE sensors that are auto discovered, you need to wait for the discovery before applying the white or black list, or temporarily disable it:
-
 to temporarily disable white/black list
 `mosquitto_pub -t home/OpenMQTTGateway/commands/MQTTtoBT/config -m '{"ignoreWBlist":true}'`
 

main/ZgatewayBT.ino

@@ -388,10 +388,16 @@ void createOrUpdateDevice(const char* mac, uint8_t flags, int model, int mac_typ
       device->connect = true;
     }
 
-    if (model != UNKWNON_MODEL) {
+    if (model != UNKWNON_MODEL && device->sensorModel_id == UNKWNON_MODEL) {
+      newDevices++;
+      device->isDisc = false;
       device->sensorModel_id = model;
     }
 
+    // If a device has been added to the white-list, flag it so it can be auto-detected
+    if (!device->isWhtL && flags & device_flags_isWhiteL) {
+      newDevices++;
+    }
     if (flags & device_flags_isWhiteL || flags & device_flags_isBlackL) {
       device->isWhtL = flags & device_flags_isWhiteL;
       device->isBlkL = flags & device_flags_isBlackL;