from smolagents import CodeAgent,DuckDuckGoSearchTool, HfApiModel,load_tool,tool
from duckduckgo_search import DDGS
import datetime
import requests
import pytz
import yaml
from tools.final_answer import FinalAnswerTool
import bs4
from Gradio_UI import GradioUI
from playwright.sync_api import sync_playwright

def fetch_url(url: str):
    with sync_playwright() as p:
        browser = p.webkit.launch()
        page = browser.new_page()
        page.goto(url)
        print(f"fetch: {page.title()} in {url}")
        content = bs4.BeautifulSoup(page.content(), features="lxml")

        result = ""
        for chunk in content.find_all('p'):
            result += chunk.text + "\n"
        browser.close()
    return result

# Below is an example of a tool that does nothing. Amaze us with your creativity !
@tool
def get_news_from_duckduckgo(keywords: 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
    """A tool that does nothing yet 
    Args:
        keywords: A string of keywords to search for in the news.
    """
    ddgs = DDGS()
    results = ddgs.news(keywords=keywords, timelimit="w", max_results=5)
    
    if len(results) == 0:
        raise Exception("No results found! Try a less restrictive/shorter query.")
    
    model = HfApiModel(
        max_tokens=1048,
        temperature=0.5,
        model_id='deepseek-ai/DeepSeek-R1-Distill-Qwen-32B',# it is possible that this model may be overloaded
        custom_role_conversions=None,
        )
    
    summaries = []
    for result in results:
        content = fetch_url(result['url'])
        messages = [
            {"role": "system", "content": [{"type": "text", "text": "You are a news bot. Please summarize the news articles."}]},
            {"role": "user", "content": [{"type": "text", "text": result['title'] + "\n" + content}]} 
        ]
        summary = model(messages).content
        print(summary)
        summaries.append(summary)    

    return "## Search Results\n\n" + "\n\n".join(summaries)

@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*4,
temperature=0.5,
model_id='deepseek-ai/DeepSeek-R1-Distill-Qwen-32B',# 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, get_news_from_duckduckgo], ## 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()