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

NASA_API_KEY = os.getenv("NASA_API_KEY")

# @tool
# def my_custom_tool(arg1:str, arg2:int)-> str:
#     """A tool that does nothing yet 
#     Args:
#         arg1: the first argument
#         arg2: the second argument
#     """
#     return "What magic will you build ?"

@tool
def fetch_apod(date: str) -> str:
    """Fetches NASA's Astronomy Picture of the Day (APOD) for a given date.
    Args:
        date: The date of the APOD image to retrieve in 'YYYY-MM-DD' format.
    Returns:
        An HTML string containing the image (if available), title, and explanation.
    """
    url = f'https://api.nasa.gov/planetary/apod?api_key={NASA_API_KEY}&date={date}'
    try:
        response = requests.get(url)
        response.raise_for_status()
        data = response.json()
        if data['media_type'] == 'image':
            html_output = f"<h3>{data['title']}</h3><img src='{data['url']}' alt='APOD' style='max-width:100%;'/><p>{data['explanation']}</p>"
            return html_output
        else:
            return f"No image available for {date}. Media type is {data['media_type']}."
    except requests.exceptions.RequestException as e:
        return f"An 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:
#         tz = pytz.timezone(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='Qwen/Qwen2.5-Coder-32B-Instruct',
    custom_role_conversions=None,
)

# 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, fetch_apod],
    max_steps=6,
    verbosity_level=1,
    grammar=None,
    planning_interval=None,
    name=None,
    description=None,
    prompt_templates=prompt_templates
)

GradioUI(agent).launch()