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


@tool
def get_country_info(country_name: str) -> str:
    """Provides information about a country (capital, region, population, time zones, currencies, etc.) using the REST Countries API.
    Args:
        country_name: The name of the country (e.g., 'Italy').
    """
    
    url = f"https://restcountries.com/v3.1/name/{country_name}"
    try:
        response = requests.get(url, timeout=5)
        response.raise_for_status()
        data = response.json()

        if not data:
            return f"No information found for '{country_name}'."

        # Usually the first entry corresponds to the requested country
        country = data[0]

        capital = country.get("capital", ["Unknown"])[0]
        region = country.get("region", "Unknown")
        population = country.get("population", "Unknown")
        timezones = ", ".join(country.get("timezones", []))
        currencies = country.get("currencies", {})

        # Extract currency names
        currency_names = []
        for code, details in currencies.items():
            currency_names.append(details.get("name", code))

        currency_info = ", ".join(currency_names) if currency_names else "Unknown"

        return (
            f"Information about '{country_name}':\n"
            f" - Capital: {capital}\n"
            f" - Region: {region}\n"
            f" - Population: {population}\n"
            f" - Time Zones: {timezones}\n"
            f" - Currencies: {currency_info}\n"
        )
    except Exception as e:
        return f"Error fetching country info for '{country_name}': {str(e)}"


@tool
def get_public_holidays(year: int, country_code: str) -> str:
    """Retrieves public holidays for a given year and country code
    Args:
        year: The year (integer e.g., 2023).
        country_code: The ISO country code (e.g., 'IT' for Italy).
    """
    url = f"https://date.nager.at/api/v3/PublicHolidays/{year}/{country_code}"
    try:
        response = requests.get(url, timeout=5)
        response.raise_for_status()
        data = response.json()

        if not data:
            return f"No public holidays found for {country_code} in {year}."

        output = [f"Public holidays in {country_code} for {year}:"]
        for holiday in data:
            date_str = holiday.get("date", "Unknown Date")
            name = holiday.get("name", "Unnamed Holiday")
            output.append(f" - {date_str}: {name}")

        return "\n".join(output)
    except Exception as e:
        return f"Error fetching public holidays: {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='https://pflgm2locj2t89co.us-east-1.aws.endpoints.huggingface.cloud',# 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)

# Istanzia il tool DuckDuckGo
ddg_search = DuckDuckGoSearchTool()

with open("prompts.yaml", 'r') as stream:
    prompt_templates = yaml.safe_load(stream)
    
agent = CodeAgent(
    model=model,
    tools=[ ## add your tools here (don't remove final answer)
        final_answer, 
        get_country_info,
        get_current_time_in_timezone,
        get_public_holidays
    ],
    max_steps=6,
    verbosity_level=1,
    grammar=None,
    planning_interval=None,
    name=None,
    description=None,
    prompt_templates=prompt_templates
)


GradioUI(agent).launch()