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 old_faithful_eruption(current_time: int) -> str:
    """
    A tool that checks how many minutes ago the latest eruption
    of Old Faithful occurred using the GeyserTimes API.

    Args:
        current_time: current Unix epoch time (seconds)

    Returns:
        Human-readable string with elapsed minutes.
    """

    url = "https://www.geysertimes.org/api/v5/entries_latest/old+faithful?iso=1"

    response = requests.get(url, timeout=10)
    data = response.json()

    if not data or "entries" not in data or not data["entries"]:
        raise Exception("Problem retrieving eruption data")

    first_entry = data["entries"][0]

    eruption_time_str = first_entry.get("time")

    if eruption_time_str is None:
        raise Exception("No eruption time found")

    # Parse API ISO datetime
    eruption_dt = datetime.datetime.fromisoformat(eruption_time_str)

    # Ensure timezone-aware
    if eruption_dt.tzinfo is None:
        eruption_dt = pytz.UTC.localize(eruption_dt)

    # Convert current_time into datetime
    current_dt = datetime.datetime.fromtimestamp(current_time, tz=pytz.UTC)

    # Difference
    delta = current_dt - eruption_dt

    minutes_ago = int(delta.total_seconds() // 60)

    return f"Old Faithful last erupted {minutes_ago} minutes ago."

@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
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, old_faithful_eruption], ## 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()