from smolagents import CodeAgent,DuckDuckGoSearchTool, HfApiModel,load_tool,tool
import datetime
import requests
import pytz
import yaml
from tools.final_answer import FinalAnswerTool
from typing import Dict, Union
import urllib.parse
import json

from Gradio_UI import GradioUI

# Below is an example of a tool that does nothing. Amaze us with your creativity !
@tool
def get_song_lyrics(artist:str = "artist", song:str = "song") -> str:
    """
    Fetches the lyrics of a song from the lyrics.ovh API.

    Args:
        artist: The name of the artist. Defaults to "artist".
        song: The name of the song. Defaults to "song".

    Returns:
        String containing either:
            - 'No lyrics found' if the lyrics are not available.
            - 'lyrics: <song lyrics>' if the lyrics are successfully retrieved.
    """
    
    if len(artist)<1:
        artist = 'artist'

    if len(song)<1:
        song = 'song'

    base_url = "https://api.lyrics.ovh/v1/"

    encoded_artist = urllib.parse.quote(artist)
    encoded_song = urllib.parse.quote(song)

    url = f"{base_url}{encoded_artist}/{encoded_song}"
    response = requests.get(url)

    if json.loads(response.text).get('error','ok').lower()=='no lyrics found':
        return 'No lyrics found'
    if response.status_code == 200:
        return f"lyrics: {json.loads(response.text).get('lyrics')}"
    
    return f"Error: {str(response.status_code)}"
    
@tool
def get_random_fact()-> str:
    """Get useless, but true facts. Function will return random fact.
    """
    url = "https://uselessfacts.jsph.pl/api/v2/facts/random"
    headers = {"Accept": "text/plain"}
    response = requests.get(url, headers=headers)
    return response.text

@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='https://wxknx1kg971u7k1n.us-east-1.aws.endpoints.huggingface.cloud',# it is possible that this model may be overloaded
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=[get_song_lyrics, get_random_fact, get_current_time_in_timezone, final_answer], ## 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()