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_nbp_exchange_rate(currency: str) -> float:
    """A tool that fetches the exchange rate of a given currency from the National Bank of Poland (NBP).
    
    Args:
        currency: The currency code (e.g., "USD", "EUR") to fetch the exchange rate for.
    
    Returns:
        The exchange rate of the specified currency in PLN.
    """
    import requests
    
    url = f"https://api.nbp.pl/api/exchangerates/rates/A/{currency}/?format=json"
    response = requests.get(url)
    
    if response.status_code == 200:
        data = response.json()
        return data["rates"][0]["mid"]
    else:
        raise ValueError(f"Failed to fetch exchange rate for {currency}. HTTP Status: {response.status_code}")

@tool
def get_billboard_hot_100_last_countdown() -> list:
    """A tool that fetches the latest Billboard Hot 100 countdown with song names and artist names.
    
    Returns:
        A list of dictionaries containing the top 10 songs with their respective artists from the latest Billboard Hot 100.
    """
    import requests
    from bs4 import BeautifulSoup
    
    url = "https://www.billboard.com/charts/hot-100/"
    try:
        response = requests.get(url)
        response.raise_for_status()  # Raise an error for failed request
    except requests.exceptions.RequestException as e:
        raise ValueError(f"Error connecting to Billboard Hot 100: {e}")
    
    soup = BeautifulSoup(response.text, 'html.parser')
    
    top_songs = []
    chart_items = soup.select("li.o-chart-results-list__item h3")
    artist_items = soup.select("li.o-chart-results-list__item span.c-label")
    
    for i in range(min(10, len(chart_items))):
        song_name = chart_items[i].get_text(strip=True)
        artist_name = artist_items[i * 2].get_text(strip=True) if i * 2 < len(artist_items) else "Unknown Artist"
        top_songs.append({"song": song_name, "artist": artist_name})
    
    return top_songs

@tool
def get_cat_picture_with_name():
    """A tool that searches the internet for a picture of a cat, downloads the first result, and displays it with a randomly generated name.
    """
    import requests
    import random
    from PIL import Image
    from io import BytesIO
    
    url = "https://api.thecatapi.com/v1/images/search"
    try:
        response = requests.get(url)
        response.raise_for_status()
        data = response.json()
        if data:
            cat_image_url = data[0]["url"]
            cat_name = random.choice(["Whiskers", "Mittens", "Shadow", "Luna", "Simba", "Oliver", "Bella", "Charlie", "Leo", "Max"])
            
            image_response = requests.get(cat_image_url)
            image_response.raise_for_status()
            img = Image.open(BytesIO(image_response.content))
            img.show(title=f"This cat's name is {cat_name}")
        else:
            print("No cat image found.")
    except requests.exceptions.RequestException as e:
        raise ValueError(f"Error fetching cat image: {e}")

# Below is an example of a tool that does nothing. Amaze us with your creativity !
@tool
def my_custom_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 ?"

@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='https://pflgm2locj2t89co.us-east-1.aws.endpoints.huggingface.cloud', 
#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_nbp_exchange_rate, get_billboard_hot_100_last_countdown, get_current_time_in_timezone, image_generation_tool, 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()