from smolagents import CodeAgent,DuckDuckGoSearchTool, HfApiModel,load_tool,tool
import datetime
import httpx
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 my_cutom_tool(arg1:str, arg2:int)-> 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 does nothing yet 
    Args:
        arg1: the first argument
        arg2: the second argument
    """
    return "What magic will you build ?"

## -----
## my custom tools
## -----
@tool
def get_top_hackernews_stories(num_stories: int = 10) -> str:
    """A tool that fetches a specified number of top news stories from Hacker News.
    Args:
        num_stories: int representing the number of stories to return.
    """
    response = httpx.get("https://hacker-news.firebaseio.com/v0/topstories.json")
    story_ids = response.json()
    stories = []
    for story_id in story_ids[:num_stories]:
        story_response = httpx.get(f"https://hacker-news.firebaseio.com/v0/item/{story_id}.json")
        story = story_response.json()
        story["username"] = story["by"]
        stories.append(story)
    return json.dumps(stories)
    
@tool
def get_user_details(username: str) -> str:
    """A tool that fetches the details of a Hacker News user using their username.
    Args:
        username: A string representing the username of the user to get details for.
    """

    try:
        logger.info(f"Getting details for user: {username}")
        user = httpx.get(f"https://hacker-news.firebaseio.com/v0/user/{username}.json").json()
        user_details = {
            "id": user.get("user_id"),
            "karma": user.get("karma"),
            "about": user.get("about"),
            "total_items_submitted": len(user.get("submitted", [])),
        }
        return json.dumps(user_details)
    except Exception as e:
        logger.exception(e)
        return f"Error getting user details: {e}"
## -----
## end my custom tools
## -----

@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()
model = HfApiModel(
    max_tokens=2096,
    temperature=0.5,
    model_id='https://wxknx1kg971u7k1n.us-east-1.aws.endpoints.huggingface.cloud',# 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_hackernews_stories, get_user_details, 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()