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CADDesigner-Code-main/web_interface/state.py

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+"""
+Server state management module.
+"""
+
+from typing import Optional, Any
+from context.conversation_manager import ConversationManager, get_conversation_manager
+from agent import get_agent_registry
+
+
+class ServerState:
+    """Server state management class, replacing global variables."""
+
+    def __init__(self):
+        self.agent_registry: Optional[Any] = None
+        self.conversation_manager: Optional[ConversationManager] = None
+
+    def initialize(self) -> None:
+        """Initialize server state."""
+        self.agent_registry = get_agent_registry()
+        self.conversation_manager = get_conversation_manager()
+
+        # Create the default Agent instance.
+        self.agent_registry.get_or_create_agent(
+            "cadagent",
+            name="CADAgent Web Service",
+            description="Professional CAD modeling assistant with web API",
+            max_history_length=4,  # DEFAULT_MAX_HISTORY_LENGTH
+        )
+
+
+# Global server state.
+server_state = ServerState()
+
+
+def get_server_state() -> ServerState:
+    """Get the server state dependency."""
+    return server_state