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

# ✅ Register the tool using the @tool decorator
@tool
def my_custom_tool(arg1: str, arg2: int) -> str:
    """A tool that performs a custom operation.
    Args:
        arg1: A string argument.
        arg2: An integer argument.
    Returns:
        A formatted string response.
    """
    return f"Custom tool received: {arg1} and {arg2}. Ready for AI magic! ✨"

# ✅ Register the timezone tool
@tool
def get_current_time_in_timezone(timezone: str) -> str:
    """Fetches the current local time in a specified timezone.
    Args:
        timezone: A valid timezone string (e.g., 'America/New_York').
    Returns:
        A formatted string containing the current time in the given timezone.
    """
    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)}"

# ✅ Load required tools
final_answer = FinalAnswerTool()

model = HfApiModel(
    max_tokens=2096,
    temperature=0.5,
    model_id='Qwen/Qwen2.5-Coder-32B-Instruct',
    custom_role_conversions=None,
)

# ✅ Import tool from Hugging Face Hub
image_generation_tool = load_tool("agents-course/text-to-image", trust_remote_code=True)

# ✅ Load prompt templates
with open("prompts.yaml", 'r') as stream:
    prompt_templates = yaml.safe_load(stream)

# ✅ Create and configure the agent
agent = CodeAgent(
    model=model,
    tools=[
        final_answer, 
        my_custom_tool, 
        get_current_time_in_timezone, 
        image_generation_tool
    ],
    max_steps=6,
    verbosity_level=1,
    grammar=None,
    planning_interval=None,
    name="AI Agent",
    description="An AI agent that can fetch time, generate images, and perform custom tasks.",
    prompt_templates=prompt_templates
)

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