to version 1.6.2

Author: Thomas Salm

pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "saic_ismart_client"
-version = "1.6.1"
+version = "1.6.2"
 authors = [
     { name = "Thomas Salm", email="[email protected]"},
 ]

src/saic_ismart_client/common_model.py

@@ -477,11 +477,15 @@ def decode_response(self, message: str, decoded_message: MessageV2) -> None:
         dispatcher_message_size = header.dispatcher_message_length - self.header_length
         LOG.debug(f'Dispatcher message bytes: {dispatcher_message_size}')
 
-        if int(netto_message_size) == dispatcher_message_size:
+        # The API sometimes provides a wrong dispatcher_message_length value
+        # Normally the body size is about 120 bytes
+        # A value below 50 is very unlikely.
+        if dispatcher_message_size > 50:
             dispatcher_message_bytes_to_read = dispatcher_message_size
         else:
             LOG.debug(f'Calculated message size {int(netto_message_size)} does not match '
                       + f'with header size information {dispatcher_message_size}. Using calculated size.')
+            # This will fail if the message contains application data. In this case we cannot tell the body size
             dispatcher_message_bytes_to_read = int(netto_message_size)
 
         dispatcher_message_bytes = buffered_message_bytes.read(dispatcher_message_bytes_to_read)