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 search_tool(query:str, num_results:int = 3)-> 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
    """searches the web using DuckDuckGo and return relevant results
    Args:
        query: The search query string
        num_results: Number of results to return
    """

    try:
        #initialize
        search = DuckDuckGoSearchTool()

        #perform the search
        results = search.search(query,num_results = num_results)

        #format the results 
        formatted_results = [] 

        output = f"🔍 DuckDuckGo Search Results for query: '{query}'\n"
        output += f"Number of results requested: {num_results}\n"
        output += "----------------------------------------\n\n"
        
        for i, result in enumerate(results,1):
            formatted_results.append(
                f"{i}. Title: {result['title']}\n"
                f" snippet: {result['snippet']}\n"
                f" URL:{result['link']}\n"
            )

            #combine results into a single string
        if formatted_results:
                return "search Results:\n\n" + "\n".join(formatted_results)
        else:
                return "no results found for the given query."

    except Exception as e:
        return f"error performing search: {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,
        search_tool,
        get_current_time_in_timezone], 
    max_steps=6,
    verbosity_level=1,
    grammar=None,
    planning_interval=None,
    name=None,
    description=None,
    prompt_templates=prompt_templates
)


GradioUI(agent).launch()