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


# ===== Custom tools =====

@tool
def my_custom_tool(arg1: str, arg2: int) -> str:
    """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:
    """Fetches the current local time in a specified timezone.
    Args:
        timezone: A valid timezone string (e.g., 'America/New_York').
    """
    try:
        tz = pytz.timezone(timezone)
        now = datetime.datetime.now(tz).strftime("%Y-%m-%d %H:%M:%S")
        return f"The current local time in {timezone} is: {now}"
    except Exception as e:
        return f"Error fetching time for timezone '{timezone}': {str(e)}"


# ===== Initialize model and tools =====

final_answer = FinalAnswerTool()
search_tool = DuckDuckGoSearchTool()

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

# Initialize the language model
model = HfApiModel(
    max_tokens=2096,
    temperature=0.5,
    model_id="Qwen/Qwen2.5-Coder-32B-Instruct",
    custom_role_conversions=None,
)

# Load system prompts from YAML
with open("prompts.yaml", "r") as stream:
    prompt_templates = yaml.safe_load(stream)

# ===== Create the Agent with all tools =====
agent = CodeAgent(
    model=model,
    tools=[final_answer, get_current_time_in_timezone, image_generation_tool],
    max_steps=6,
    verbosity_level=1,
    grammar=None,
    planning_interval=None,
    name="MySmolAgent",   # No spaces, valid Python identifier
    description=None,
    prompt_templates=prompt_templates
)


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