# app.py
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

# Helper function for text extraction
def extract_text_tool(url: str) -> str:
    """A tool that extracts clean text content from a webpage
    Args:
        url: The URL of the webpage to analyze
    """
    try:
        response = requests.get(url, timeout=10)
        response.raise_for_status()
        return response.text
    except Exception as e:
        return f"Error extracting text: {str(e)}"

# Time zone tool from the example
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:
        tz = pytz.timezone(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)}"

# Initialize components
final_answer = FinalAnswerTool()
search_tool = DuckDuckGoSearchTool()

# Setup the model
model = HfApiModel(
    max_tokens=2096,
    temperature=0.5,
    model_id='Qwen/Qwen2.5-Coder-32B-Instruct',
    custom_role_conversions=None,
)

# Import image generation tool
image_generation_tool = load_tool("agents-course/text-to-image", trust_remote_code=True)

# Load prompt templates
with open("prompts.yaml", 'r') as stream:
    prompt_templates = yaml.safe_load(stream)

# Create the agent with all tools
agent = CodeAgent(
    model=model,
    tools=[
        final_answer,
        search_tool,  # For web search
        tool(extract_text_tool),  # For text extraction
        tool(get_current_time_in_timezone),  # For timezone checks
        image_generation_tool  # For image generation
    ],
    max_steps=6,
    verbosity_level=1,
    grammar=None,
    planning_interval=None,
    name="Web Analyzer Agent",
    description="An agent that analyzes web content using various tools",
    prompt_templates=prompt_templates
)

# Launch the Gradio interface
if __name__ == "__main__":
    GradioUI(agent).launch(
        server_name="0.0.0.0",
        server_port=7860
    )