from smolagents import CodeAgent,DuckDuckGoSearchTool, HfApiModel,load_tool,tool
import datetime
import requests
import pytz
import yaml
from tools.final_answer import FinalAnswerTool
import matplotlib.pyplot as plt
import io
from PIL import Image as PILImage
from IPython.display import display, Image


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 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)}"

@tool
def generate_bar_chart(categories: list[str], values: list[int]) -> PILImage:
    """A tool that generates a bar chart from given categories and values, and returns it as an image.
    
    Args:
        categories: A list of strings representing category names (e.g., ["Apple", "Banana", "Cherry"]).
        values: A list of integers or floats representing values (e.g., [10, 20, 15]).

    Returns:
        An image object containing the bar chart.
    """
    try:
        if len(categories) != len(values):
            raise ValueError("Categories and values lists must have the same length.")
        
        # Create bar chart
        plt.bar(categories, values, color='skyblue')

        # Add labels and title
        plt.xlabel('Categories')
        plt.ylabel('Values')
        plt.title('User-Generated Bar Graph')

        # Save the plot to a BytesIO buffer
        img_buffer = io.BytesIO()
        plt.savefig(img_buffer, format='png', dpi=300, bbox_inches='tight')
        plt.close()
        
        # Get image bytes
        img_buffer.seek(0)

        # Open the image and return as PIL Image object
        img = PILImage.open(img_buffer)
        return img

    except Exception as e:
        print(f"Error generating bar chart: {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,generate_bar_chart], ## 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()