from smolagents import CodeAgent, DuckDuckGoSearchTool, HfApiModel, load_tool, tool
import datetime
import requests
import pytz
import yaml
from tools.final_answer import FinalAnswerTool

from Gradio_UI import GradioUI

# Below is an example of a tool that does nothing. Amaze us with your creativity !
@tool
def wikipedia_summary_tool(query:str)-> str: #it's import to specify the return type
    #Keep this format for the description / args / args description but feel free to modify the tool
    """A tool that fetches a summary of a topic from wikipedia.
    Args:
        query: The search term or topic to look up on Wikipedia.
    """
    try:
        params = {
            "action": "query",
            "format": "json",
            "titles": query,
            "prop": "extracts",
            "exintro": True,
            "explaintext": True,
            "redirects": 1
        }
        API_ENDPOINT = "https://en.wikipedia.org/w/api.php"

        response = requests.get(API_ENDPOINT, params=params)
        data = response.json()

        page = next(iter(data['query']['pages'].values()))

        if 'extract' in page:
            summary = page['extract']
            if summary: # Pastikan ringkasan tidak kosong
                return f"Summary from Wikipedia for '{query}':\n{summary}"
            else:
                return f"No summary found for '{query}'. The page might exist but has no introductory text, or the query needs to be more specific."
        elif 'missing' in page:
            return f"No Wikipedia page found for '{query}'. Please try a different query."
        else:
            return f"Could not retrieve summary for '{query}'. Unexpected API response."

    except requests.exceptions.ConnectionError:
        return "Connection error: Could not connect to Wikipedia API. Please check your internet connection."
    except requests.exceptions.Timeout:
        return "Timeout error: Wikipedia API took too long to respond."
    except requests.exceptions.RequestException as e:
        return f"An error occurred while fetching data from Wikipedia: {e}"
    except Exception as e:
        return f"An unexpected error occurred: {e}"
        
@tool
def get_current_time_in_timezone(timezone: str) -> str:
    """A tool that fetches the current local time in a specified timezone.
    Args:
        timezone: A string representing a valid timezone (e.g., 'America/New_York').
    """
    try:
        # Create timezone object
        tz = pytz.timezone(timezone)
        # Get current time in that timezone
        local_time = datetime.datetime.now(tz).strftime("%Y-%m-%d %H:%M:%S")
        return f"The current local time in {timezone} is: {local_time}"
    except Exception as e:
        return f"Error fetching time for timezone '{timezone}': {str(e)}"

final_answer = FinalAnswerTool()

# If the agent does not answer, the model is overloaded, please use another model or the following Hugging Face Endpoint that also contains qwen2.5 coder:
# model_id='https://pflgm2locj2t89co.us-east-1.aws.endpoints.huggingface.cloud' 

model = HfApiModel(
max_tokens=2096,
temperature=0.5,
model_id='Qwen/Qwen2.5-Coder-32B-Instruct',# it is possible that this model may be overloaded
custom_role_conversions=None,
)


# Import tool from Hub
image_generation_tool = load_tool("agents-course/text-to-image", trust_remote_code=True)

with open("prompts.yaml", 'r') as stream:
    prompt_templates = yaml.safe_load(stream)
    
agent = CodeAgent(
    model=model,
    tools=[final_answer, wikipedia_summary_tool, get_current_time_in_timezone, image_generation_tool], ## add your tools here (don't remove final answer)
    max_steps=6,
    verbosity_level=1,
    grammar=None,
    planning_interval=None,
    name=None,
    description=None,
    prompt_templates=prompt_templates
)


GradioUI(agent).launch()