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 my_custom_tool(city: str, info_type: str) -> str:
    """
    A tool that fetches real-time weather or time information for a given city.
    Args:
        city: The name of the city (e.g., 'London').
        info_type: Either 'weather' or 'time'. Determines what info to fetch.
    Returns:
        A string with the requested information.
    """
    if info_type.lower() == "weather":
        # Example using Open-Meteo's free API (no key required)
        try:
            url = f"https://geocoding-api.open-meteo.com/v1/search?name={city}&count=1"
            geo = requests.get(url).json()
            if not geo.get("results"):
                return f"Could not find location for city '{city}'."
            lat = geo["results"][0]["latitude"]
            lon = geo["results"][0]["longitude"]
            weather_url = (
                f"https://api.open-meteo.com/v1/forecast?latitude={lat}&longitude={lon}&current_weather=true"
            )
            weather = requests.get(weather_url).json()
            temp = weather["current_weather"]["temperature"]
            wind = weather["current_weather"]["windspeed"]
            return f"The current weather in {city} is {temp}°C with wind speed {wind} km/h."
        except Exception as e:
            return f"Error fetching weather: {str(e)}"
    elif info_type.lower() == "time":
        try:
            # Use WorldTimeAPI for time info
            url = f"http://worldtimeapi.org/api/timezone"
            timezones = requests.get(url).json()
            # Try to find a timezone containing the city name
            tz = next((z for z in timezones if city.replace(" ", "_") in z), None)
            if not tz:
                return f"Could not find timezone for city '{city}'."
            time_url = f"http://worldtimeapi.org/api/timezone/{tz}"
            time_data = requests.get(time_url).json()
            datetime_str = time_data["datetime"]
            return f"The current local time in {city} is {datetime_str}."
        except Exception as e:
            return f"Error fetching time: {str(e)}"
    else:
        return "info_type must be either 'weather' or 'time'."

@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], ## 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()