# scraper_agent.py

import os
import time
from dotenv import load_dotenv
import requests
from bs4 import BeautifulSoup

load_dotenv(override=True)

class ScraperAgent:
    def __init__(self):
        self.user_agent = os.getenv(
            "SCRAPER_USER_AGENT",
            "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 "
            "(KHTML, like Gecko) Chrome/100.0.4896.127 Safari/537.36"
        )
        self.timeout = int(os.getenv("SCRAPER_TIMEOUT", "10"))
        self.delay   = float(os.getenv("SCRAPER_DELAY", "0.5"))

    def fetch(self, url: str) -> dict:
        headers = {"User-Agent": self.user_agent}
        resp = requests.get(url, headers=headers, timeout=self.timeout)
        resp.raise_for_status()

        html = resp.text
        soup = BeautifulSoup(html, "html.parser")

        images = [img["src"] for img in soup.find_all("img", src=True)]
        body   = soup.body.get_text("\n", strip=True) if soup.body else ""

        time.sleep(self.delay)

        return {
            "title": soup.title.string if soup.title else "",
            "html": html,
            "images": images,
            "text": body
        }
    def close(self):
        """
        Clean up any resources. 
        No-op for requests-based scraper, 
        but lets pipeline always call scraper.close().
        """
        pass