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(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 web_search(prompt: str) -> str:
    """ A tool that searches a given prompt from the internet and returns best 5 results
    Args:
        prompt: the query the user inputs (e.g., what is the biggest country in the world).
    """
    search_tool = DuckDuckGoSearchTool(max_results=5) 
    return search_tool(prompt)

@tool
def convert_currency(amount:float, from_currency:str, to_currency:str) -> str:
    """ A tool that converts a specified amount from one currency to another.
    Args:
        amount: The amount of money to convert (e.g. 10.5).
        from_currency: The currency code of the source currency (e.g., 'USD').
        to_currency: The currency code of the target currency (e.g., 'EUR').
    """
    # Import module within function
    from forex_python.converter import CurrencyRates, RatesNotAvailableError
    
    # Initialize the CurrencyRates object
    c = CurrencyRates()

    try:
        # Fetch the conversion rate
        rate = c.get_rate(from_currency.upper(), to_currency.upper())
        # Perform the conversion
        converted_amount = amount * rate
        return f"{amount} {from_currency} is currently equal to {converted_amount} {to_currency}"

    except RatesNotAvailableError:
        return f"Error: Conversionrate not available for {from_currency} to {to_currency}."
    except ValueError:
        return f"Error: Invalid amount entered."
    except Exception as e:
        return f"An unexpected 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:
        # 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
model_id='https://pflgm2locj2t89co.us-east-1.aws.endpoints.huggingface.cloud', # Qwen model is overloaded, so decided to use this endpoint
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, get_current_time_in_timezone, web_search, convert_currency, image_generation_tool], ## 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,
    additional_authorized_imports=['CurrencyRates']
)


GradioUI(agent).launch()