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 generate_keywords(topic: str, max_keywords: int) -> str:
    """A tool that generates the most relevant keywords based on a given topic.
    Args:
        topic: the subject or theme for which keywords need to be generated
        max_keywords: the maximum number of keywords to generate
    """
    # Basic preprocessing to remove common stopwords (without external libraries)
    stopwords = set(["и", "в", "на", "с", "по", "для", "как", "что", "это", "а", "но", "я", "у", "за", "из", "о", "об", "от"])
    
    # Splitting the topic into words and filtering out short words and stopwords
    words = topic.lower().split()
    filtered_words = [word for word in words if len(word) > 2 and word not in stopwords]
    
    # Generating unique keywords by frequency and limiting to max_keywords
    keyword_frequency = {}
    for word in filtered_words:
        keyword_frequency[word] = keyword_frequency.get(word, 0) + 1
    
    # Sorting keywords by frequency (descending) and selecting top ones
    sorted_keywords = sorted(keyword_frequency.keys(), key=lambda x: keyword_frequency[x], reverse=True)
    top_keywords = sorted_keywords[:max_keywords]
    
    return ", ".join(top_keywords) if top_keywords else "Нет релевантных ключевых слов"


@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-Coder-32B-Instruct',
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, generate_keywords], # 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()