import spaces 
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 calculate_tip(bill_amount:float, tip_percentage:float)-> float:
    """Calculate the tip amount for a restaurant bill.

    Args:
        bill_amount: The total restaurant bill.
        tip_percentage: The percentage of the bill to use as a tip

    Returns:
        The calculated tip amount. 
    
    """
    return bill_amount * (tip_percentage / 100)

# Below is an example of a tool that does nothing. Amaze us with your creativity !
@tool
def my_custom_tool(arg1:str, arg2:int)-> 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 does nothing yet 
    Args:
        arg1: the first argument
        arg2: the second argument
    """
    return "What magic will you build ?"

@tool 
def calculate_age(birth_date: str)-> int:
    """Calculate a person's current age from their date of birth.

    Args: 
        birth_date: The person's date of birth in YYYY-MM-DD format.
        
    Returns:
        The person's current age in years.
    
    """
    today = datetime.date.today()
    birth_date = datetime.datetime.strptime(birth_date, "%Y-%m-%d").date()

    age = today.year - birth_date.year

    # If their birthday hasn't happened yet this year, subtract one.
    if (today.month, today.day) < (birth_date.month, birth_date.day):
        age -= 1

    return age
    
@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=[calculate_age,calculate_tip, get_current_time_in_timezone, 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
)
@spaces.GPU(duration=1)
def _dummy_gpu():
    "Dummy function so ZeroGPU startup check passes. does nothing"
    return "ok"

GradioUI(agent).launch()