Server & Game refactor basics

server.py

@@ -11,7 +11,7 @@ from serializable import Serializable
 import json
 import os
 mcp = FastMCP("wyvern-castle")
-game = Game()
+game: Game = None
 
 logging.basicConfig(
     level=logging.INFO,
@@ -21,8 +21,53 @@ logging.basicConfig(
     ]
 )
 
-# History file path
+# Constants
 HISTORY_FILE = "game_history.json"
+SAVE_PATH = "save_"
+
+@mcp.tool()
+async def load_game(slot:int):
+    """Loads an already existing game.
+    
+    Args:
+        slot: Integer id of the save slot.
+    """
+    global game
+    path = SAVE_PATH + str(slot) + ".json"
+    try:
+        with open(path, "r", encoding="utf-8") as f:
+            game.deserialize(f.read())
+        return {
+            "success": True,
+            "msg": f"{path} as been successfully loaded!"
+        }
+    except OSError as e:
+        return {
+            "success": False,
+            "error": str(e)
+        }
+
+@mcp.tool()
+async def save_game(slot:int):
+    """Saves the current game to the given slot.
+    
+    Args:
+        slot: Integer id of the save slot.
+    """
+    global game
+    path = SAVE_PATH + str(slot) + ".json"
+    try:
+        with open(path, "w", encoding="utf-8") as f:
+            f.write(game.serialize())
+        return {
+            "success": True,
+            "msg": f"{path} as been successfully saved!"
+        }
+    except OSError as e:
+        return {
+            "success": False,
+            "error": str(e)
+        }
 
 def append_to_history(event: Dict[str, Any]):
     """Append a game event to the history file."""