from smolagents import Tool
import requests

def fetch_wikipedia_article(query: str) -> str:
    """
    Fetch the plain text of a Wikipedia article using the Wikipedia API.
    """
    url = "https://en.wikipedia.org/w/api.php"
    params = {
        "action": "query",
        "prop": "extracts",
        "explaintext": True,
        "format": "json",
        "titles": query,
    }
    response = requests.get(url, params=params)
    data = response.json()
    pages = data.get("query", {}).get("pages", {})
    page = next(iter(pages.values()))
    return page.get("extract", "No content found for this query.")

def search_wikipedia(query: str) -> str:
    """
    Search for a Wikipedia article title using the Wikipedia API.
    """
    url = "https://en.wikipedia.org/w/api.php"
    params = {
        "action": "query",
        "list": "search",
        "srsearch": query,
        "format": "json",
    }
    response = requests.get(url, params=params)
    data = response.json()
    results = data.get("query", {}).get("search", [])
    if results:
        return "\n".join([r['title'] for r in results])
    return "No search results found."

class WikipediaTool(Tool):
    def __init__(self):
        self.name = "WikipediaTool"
        self.description = "Fetches plain text from a Wikipedia article. Input should be the article title."
        super().__init__(name=self.name, description=self.description)

    def __call__(self, query: str) -> str:
        return fetch_wikipedia_article(query)

class WikipediaSearchTool(Tool):
    def __init__(self):
        self.name = "WikipediaSearchTool"
        self.description = "Searches Wikipedia for article titles related to a query. Input should be a question or topic."
        super().__init__(name=self.name, description=self.description)

    def __call__(self, query: str) -> str:
        return search_wikipedia(query)