Clean instance on logout + fixed InstancesDebugger.py

src/myfasthtml/core/instances.py

@@ -86,6 +86,13 @@ class BaseInstance:
   def get_prefix(self) -> str:
     return self._prefix
   
+  def get_full_id(self) -> str:
+    return f"{InstancesManager.get_session_id(self._session)}-{self._id}"
+  
+  def get_full_parent_id(self) -> Optional[str]:
+    parent = self.get_parent()
+    return parent.get_full_id() if parent else None
+  
   @classmethod
   def compute_prefix(cls):
     return f"mf-{pascal_to_snake(cls.__name__)}"
@@ -177,10 +184,33 @@ class InstancesManager:
       return "** UNKNOWN USER **"
     return session["user_info"].get("id", "** INVALID SESSION **")
   
+  @staticmethod
+  def get_session_user_name(session):
+    if session is None:
+      return "** NOT LOGGED IN **"
+    if "user_info" not in session:
+      return "** UNKNOWN USER **"
+    return session["user_info"].get("username", "** INVALID SESSION **")
+  
   @staticmethod
   def reset():
     InstancesManager.instances.clear()
   
+  @staticmethod
+  def clear_session(session):
+    """
+    Remove all instances belonging to the given session.
+    :param session:
+    :return:
+    """
+    session_id = InstancesManager.get_session_id(session)
+    
+    InstancesManager.instances = {
+        key: instance
+        for key, instance in InstancesManager.instances.items()
+        if key[0] != session_id
+    }
+  
   @staticmethod
   def dynamic_get(parent: BaseInstance, component_type: str, instance_id: str):
     logger.debug(f"Dynamic get: {component_type=} {instance_id=}")