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 get_nth_fibonacci_number(n:int)-> int: #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 computes the nth fibonacci number
    Args:
        n: an integer with the index of the fibonacci number you want to know (e.g., 5).
    """
    if n == 0:
        return 0
    if n == 1:
        return 1
    first = 0
    second = 1
    for _ in range(1, n):
        next = first + second
        first = second
        second = next
    return second

@tool
def count_letters_in_word(word:str, letter:str)->int:
    """A tool that enables you to know how many instances of one letter appear in a specific wordl 
    Args:
        word: a string with the word to count letters on (e.g., "strawberry").
        letter: a string with the letter to count inside the word. (e.g., "r")
    """
    return word.count(letter)

@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()
model = HfApiModel(
max_tokens=2096,
temperature=0.5,
model_id='Qwen/Qwen2.5-7B-Instruct',
custom_role_conversions=None,
)

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_nth_fibonacci_number,
           count_letters_in_word,
           image_generation_tool,
           DuckDuckGoSearchTool(), 
           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
)


GradioUI(agent).launch()