#2912 - Fixed actionmanager issue and moved abstractaction to solve import error

src/primaite/game/agent/actions/abstract.py

@@ -0,0 +1,48 @@
+# © Crown-owned copyright 2024, Defence Science and Technology Laboratory UK
+from __future__ import annotations
+from abc import ABC
+from typing import Any, ClassVar, Dict, Type
+
+from pydantic import BaseModel, ConfigDict
+
+from primaite.interface.request import RequestFormat
+
+class AbstractAction(BaseModel):
+    """Base class for actions."""
+
+    # notes:
+    # we actually don't need to hold any state in actions, so there's no need to define any __init__ logic.
+    # all the init methods in the old actions are just used for holding a verb and shape, which are not really used.
+    # the config schema should be used to the actual parameters for formatting the action itself.
+    # (therefore there's no need for creating action instances, just the action class contains logic for converting
+    # CAOS actions to requests for simulator. Similar to the network node adder, that class also doesn't need to be
+    # instantiated.)
+    class ConfigSchema(BaseModel, ABC):
+        """Base configuration schema for Actions."""
+
+        model_config = ConfigDict(extra="forbid")
+        type: str
+
+    _registry: ClassVar[Dict[str, Type[AbstractAction]]] = {}
+
+    def __init_subclass__(cls, identifier: str, **kwargs: Any) -> None:
+        super().__init_subclass__(**kwargs)
+        if identifier in cls._registry:
+            raise ValueError(f"Cannot create new action under reserved name {identifier}")
+        cls._registry[identifier] = cls
+
+    @classmethod
+    def form_request(cls, config: ConfigSchema) -> RequestFormat:
+        """Return the action formatted as a request which can be ingested by the PrimAITE simulation."""
+        return []
+    
+    @classmethod
+    def from_config(cls, config: Dict) -> "AbstractAction":
+        """Create an action component from a config dictionary"""
+        
+        type_id = config.get("type")
+
+        if type_id in cls._registry:
+            return cls(type=type_id, model_config=config)    
+        else:
+            return []