import gradio as gr
from mcp.client.stdio import StdioServerParameters # This import is not used
from smolagents import InferenceClientModel, CodeAgent, ToolCollection
from smolagents.mcp_client import MCPClient

mcp_client = None  # Initialize to None
try:
    mcp_client = MCPClient(
        {"url": "http://localhost:7860/gradio_api/mcp/sse"}
    )
    tools = mcp_client.get_tools()

    model = InferenceClientModel()
    agent = CodeAgent(tools=[*tools], model=model)

    demo = gr.ChatInterface(
        fn=lambda message, history: str(agent.run(message)),
        type="messages",
        examples=["Prime factorization of 68"],
        title="Agent with MCP Tools",
        description="This is a simple agent that uses MCP tools to answer questions.",
    )

    demo.launch()
except Exception as e:
    print(f"An error occurred: {e}") # Add some error logging
    # You might want to raise e again or handle it more gracefully
finally:
    if mcp_client:
        mcp_client.disconnect()