from smolagents import CodeAgent,DuckDuckGoSearchTool, HfApiModel,load_tool,tool
import datetime
import requests
import pytz
import yaml
from tools.final_answer import FinalAnswerTool
from urllib.parse import quote
from transformers import AutoModelForSeq2SeqLM, AutoTokenizer

from Gradio_UI import GradioUI


model_name = "persiannlp/mt5-small-parsinlu-opus-translation_fa_en"
tokenizer = AutoTokenizer.from_pretrained(model_name)
model = AutoModelForSeq2SeqLM.from_pretrained(model_name)

def translate_persian_to_english(text: str) -> str:
    inputs = tokenizer(text, return_tensors="pt", padding=True, truncation=True)
    outputs = model.generate(**inputs)
    translated_text = tokenizer.decode(outputs[0], skip_special_tokens=True)
    return translated_text

# Below is an example of a tool that does nothing. Amaze us with your creativity !
@tool
def persian_to_english_slug(persian_text:str)-> 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
    """Converts Persian text into an English URL slug using Hugging Face translations.

    Args:
        persian_text: A persian headline.

    Returns:
        A URL-Friendly English slug.
    """
    try:
        translated_text = translate_persian_to_english(persian_text)

        slug = translated_text.lower().replace(" ", "-")

        slug = quote(slug, safe="-")

        return slug

    except Exception as e:
        return f"Error generating slug: {str(e)}"

@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, persian_to_english_slug], ## 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()