Moved some bluetooth specific code from each implementation to a comm…

…on place (#56)

etc/dbus-serialbattery/bms/jkbms_ble.py

@@ -17,9 +17,8 @@ class Jkbms_Ble(Battery):
     resetting = False
 
     def __init__(self, port, baud, address):
-        # add "ble_" to the port name, since only numbers are not valid
         super(Jkbms_Ble, self).__init__(
-            "ble_" + address.replace(":", "").lower(), baud, address
+            port, baud, address
         )
         self.address = address
         self.type = self.BATTERYTYPE

etc/dbus-serialbattery/bms/lltjbd_ble.py

@@ -25,9 +25,8 @@ class LltJbd_Ble(LltJbd):
     BATTERYTYPE = "LltJbd_Ble"
 
     def __init__(self, port: Optional[str], baud: Optional[int], address: str):
-        # add "ble_" to the port name, since only numbers are not valid
         super(LltJbd_Ble, self).__init__(
-            "ble_" + address.replace(":", "").lower(), -1, address
+            port, -1, address
         )
 
         self.address = address

etc/dbus-serialbattery/dbus-serialbattery.py

@@ -170,24 +170,30 @@ def get_port() -> str:
     # else the error throw a lot of timeouts
     sleep(16)
 
-    if port.endswith("_Ble") and len(sys.argv) > 2:
+    if port.endswith("_Ble"):
         """
         Import ble classes only, if it's a ble port, else the driver won't start due to missing python modules
         This prevent problems when using the driver only with a serial connection
         """
-        if port == "Jkbms_Ble":
-            # noqa: F401 --> ignore flake "imported but unused" error
-            from bms.jkbms_ble import Jkbms_Ble  # noqa: F401
-
-        if port == "LltJbd_Ble":
-            # noqa: F401 --> ignore flake "imported but unused" error
-            from bms.lltjbd_ble import LltJbd_Ble  # noqa: F401
-
-        class_ = eval(port)
-        testbms = class_("", 9600, sys.argv[2])
-        if testbms.test_connection():
-            logger.info("Connection established to " + testbms.__class__.__name__)
-            battery = testbms
+
+        if len(sys.argv) <= 2:
+            logger.error("missing bluetooth address")
+        else:
+            ble_address = sys.argv[2]
+
+            if port == "Jkbms_Ble":
+                # noqa: F401 --> ignore flake "imported but unused" error
+                from bms.jkbms_ble import Jkbms_Ble  # noqa: F401
+
+            if port == "LltJbd_Ble":
+                # noqa: F401 --> ignore flake "imported but unused" error
+                from bms.lltjbd_ble import LltJbd_Ble  # noqa: F401
+
+            class_ = eval(port)
+            testbms = class_("ble_" + ble_address.replace(":", "").lower(), 9600, ble_address)
+            if testbms.test_connection():
+                logger.info("Connection established to " + testbms.__class__.__name__)
+                battery = testbms
 
     elif port.startswith("can"):
         """