import os
# from transformers import pipeline # No longer directly using pipeline here

# NEW IMPORTS for smolagents
from smolagents import CodeAgent, DuckDuckGoSearchTool
from smolagents import TransformersModel # To use your local Hugging Face model

class GaiaAgent:
    def __init__(self, model_id: str = "google/flan-t5-large"):
        # Initialize your LLM using smolagents's TransformersModel
        # This is the crucial part. Flan-T5 is a 'text2text-generation' model.
        # TransformersModel probably builds a pipeline, which needs the correct task.
        self.llm_model = TransformersModel(
            model_id=model_id,
            # Specify the task type for Flan-T5 models
            task="text2text-generation", 
            # You might need to add device mapping if running into memory issues
            # e.g., device_map="auto" if on GPU
        )

        # Initialize the smolagents CodeAgent
        self.agent = CodeAgent(
            model=self.llm_model,
            tools=[DuckDuckGoSearchTool()],
            add_base_tools=False,
            verbose=True
        )

    def process_task(self, task_description: str) -> str:
        try:
            response = self.agent.run(task_description)
            return response
        except Exception as e:
            return f"An error occurred during agent processing: {e}"