from smolagents import CodeAgent,DuckDuckGoSearchTool, HfApiModel,load_tool,tool
import datetime
import requests
import pytz
import yaml
from tools.final_answer import FinalAnswerTool
from typing import Union

from Gradio_UI import GradioUI

# Below is an example of a tool that does nothing. Amaze us with your creativity !
@tool
def calculate_time_difference_to_helsinki(local_time:datetime.datetime)-> 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 calculates the time difference in hours of current local time in a  specified timezone to Helsinki
    Args:
        local_time: the local time of a specified place
       
    """ 
    try: 
        tz_hel = pytz.timezone("Europe/Helsinki") 
        hel_time = datetime.datetime.now(tz_hel) 
        time_diff = hel_time - local_time
        hours_diff = time_diff.total_seconds() / 3600
        return f"The time difference to Helsinki is {hours_diff} hours."
    except Exception as e:
        return f"Error fetching the time difference to Helsinki: {str(e)}"

@tool
def get_current_time_in_timezone(timezone: str) -> datetime:
    """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)
        return local_time
    except Exception as e:
        return f"Error fetching time for timezone '{timezone}': {str(e)}" 
@tool
def get_time_zone_string(local_time: datetime, timezone:str) -> str:
    """A tool that converts the datetime object to a string format for a response to the user. 
    Args:
        local_time: A datetime object of the local time zone 
        timezone: A string representing a valid timezone (e.g., 'America/New_York').
    """ 
    try: 
        local_time_str = local_time.strftime("%Y-%m-%d %H:%M:%S") 
        return f"Local time in {timezone} is {local_time_str}" 
    except Exception as e: 
        return f"Error converting '{local_time}' to string: {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=[get_current_time_in_timezone,get_time_zone_string, calculate_time_difference_to_helsinki, final_answer], ## 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()