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

@tool
def get_top_headlines(country:str=None, category:str=None)-> str:
    """
    Fetch the current top headlines for a given country, category, or source.
    
    Args:
        country: The country code (e.g., 'us' for United States).
        category: The category (e.g., 'business', 'sports', 'technology').
        
    Returns:
        list: A list of top headlines with title, description, and URL.
    """
    url = "https://newsapi.org/v2/top-headlines"
    params = {
        "apiKey": "877ba42b026143dcbdcb59b6c2b64c1e",
    }
    

    if country:
        params["country"] = country
    if category:
        params["category"] = category

    response = requests.get(url, params=params)
    
    if response.status_code == 200:
        data = response.json()
        if data["status"] == "ok":
            articles = data["articles"]
            if not articles:
                return "No headlines found."
            
            result = "\n".join([
                f"{idx + 1}. {article['title']}\n   {article['description']}\n   {article['url']}\n"
                for idx, article in enumerate(articles)
            ])
            return result
        else:
            return "Failed to fetch news."
    else:
        return f"Request failed with status code {response.status_code}"
        
@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=[get_top_headlines, final_answer], ## 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()