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 my_custom_tool(arg1: str, arg2: int) -> str:
    """A custom tool that returns a string message.
    
    Args:
        arg1: A string input representing a message or concept (e.g., "AI-Powered Web3 Capital Markets").
        arg2: An integer input representing a multiplier or repetition count (e.g., 3).
    
    Returns:
        A string message that creatively uses the provided arguments.
    """
    return f"What magic will you build? {arg1} repeated {arg2} times: {arg1 * arg2}"

@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').
    
    Returns:
        A string with the current local time in the specified timezone or an error message.
    """
    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 pytz.UnknownTimeZoneError:
        return f"Error: '{timezone}' is not a valid timezone."
    except Exception as e:
        # Log the error or re-raise it if necessary
        return f"Error fetching time for timezone '{timezone}': {str(e)}"

# Initialize the FinalAnswerTool
final_answer = FinalAnswerTool()

# Initialize the model
model = HfApiModel(
    max_tokens=2096,
    temperature=0.5,
    model_id='deepseek-ai/DeepSeek-R1-Distill-Qwen-32B',
    custom_role_conversions=None,
)

# Load the image generation tool from the Hub
image_generation_tool = load_tool("agents-course/text-to-image", trust_remote_code=True)

# Load prompt templates from the YAML file
try:
    with open("prompts.yaml", 'r') as stream:
        prompt_templates = yaml.safe_load(stream)
        if not isinstance(prompt_templates, dict):
            raise ValueError("The YAML file does not contain a dictionary.")
except FileNotFoundError:
    raise FileNotFoundError("The file 'prompts.yaml' was not found.")
except yaml.YAMLError as e:
    raise yaml.YAMLError(f"Error parsing 'prompts.yaml': {str(e)}")

# Create the agent with the specified tools
agent = CodeAgent(
    model=model,
    tools=[image_generation_tool, get_current_time_in_timezone, final_answer, DuckDuckGoSearchTool()],  # Add or remove tools here
    max_steps=6,
    verbosity_level=1,
    grammar=None,  # Ensure this is intentional
    planning_interval=None,  # Ensure this is intentional
    name=None,  # Ensure this is intentional
    description=None,  # Ensure this is intentional
    prompt_templates=prompt_templates
)

# Launch the Gradio UI
GradioUI(agent).launch()